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 2017 Research Publications

  1. Fomogne-Fodjo, M.C.Y., Ndinteh, D.T., Olivier, D.K., Kempgens, P., van Vuuren, S. & Krause, R.W.M. 2017. Secondary metabolites from Tetracera potatoria stem bark with anti-mycobacterial activity. Journal of Ethnopharmacology, 195: 238–245. Available: http://dx.doi.org/10.1016/j.jep.2016.11.027
  2. Lakkakula, J.R., Kurapati, R., Tynga, I., Abrahamse, H., Raichur, A.M. & Krause, R.W.M. 2016. Cyclodextrin grafted calcium carbonate vaterite particles: efficient system for tailored release of hydrophobic anticancer or hormone drugs. RSC Advances, 6: 104537–104548. Available: http://dx.doi.org/10.1039/C6RA12951J
  3. Lyle, P. & Galwey, A.K. 2016. Is science quantised? A discussion of hierarchies in science and some consequences. Transactions of the Royal Society of South Africa 0, 1–8. Available: http://dx.doi.org/10.1080/0035919X.2016.1258015
  4. Mlambo, M., Harris, R.A., Mashazi, P., Sabela, M., Kanchi, S., Madikizela, L.M., Shumbula, P.N., Moloto, N., Hlatshwayo, T.T. & Mdluli, P.S. 2017. Computational and experimental evaluation of selective substitution of thiolated coumarin derivatives on gold nanoparticles: Surface enhancing Raman scattering and electrochemical studies. Applied Surface Science, 396: 695–704. Available: http://dx.doi.org/10.1016/j.apsusc.2016.11.011
  5. Adeyemi, C.M., Isaacs, M., Mnkandhla, D., Klein, R., Hoppe, H.C., Krause, R.W.M., Lobb, K.A. & Kaye, P.T. 2017. Synthesis and anti-parasitic activity of C-benzylated (N-arylcarbamoyl)alkylphosphonate esters. Tetrahedron, 73: 1661–1667. Available: http://dx.doi.org/10.1016/j.tet.2017.01.045
  6. Chithambo, B., Noundou, X.S. & Krause, R.W.M. 2017. Anti-malarial synergy of secondary metabolites from Morinda lucida Benth. Journal of Ethnopharmacology, 199: 91–96. Available: http://dx.doi.org/10.1016/j.jep.2017.01.051
  7. Ahamad, S., Rahman, S., Khan, F.I., Dwivedi, N., Ali, S., Kim, J. & Hassan, M.I. 2017. QSAR based therapeutic management of M. tuberculosis. Archives of Pharmacal Research, 1–19. Available: http://dx.doi.org/10.1007/s12272-017-0914-1
  8. Mbaba, M., Mabhula, A.N., Boel, N., Edkins, A.L., Isaacs, M., Hoppe, H.C. & Khanye, S.D. 2017. Ferrocenyl and organic novobiocin derivatives: Synthesis and their in vitro biological activity. Journal of Inorganic Biochemistry, 172: 88–93. Available: http://dx.doi.org/10.1016/j.jinorgbio.2017.04.014
  9. Daramola, O.A., Noundou, X.S., Krause, R.W.M. & Marks, J.A. 2017. Facile Synthesis of Glutathione-l-Cysteine Co-Capped CdTe Core Shell System: Study on Optical and Structural Morphology. Journal of Nanoscience and Nanotechnology, 17: 5359–5365. Available: http://dx.doi.org/10.1166/jnn.2017.13823
  10. Lan, D., Xu, H., Xu, J., Dubin, G., Liu, J., Iqbal Khan, F. & Wang, Y. 2017. Malassezia globosa MgMDL2 lipase: Crystal structure and rational modification of substrate specificity. Biochemical and Biophysical Research Communications, 488: 259–265. Available: http://dx.doi.org/10.1016/j.bbrc.2017.04.103
  11. Kempgens, P. & Pinchuck, A.L. 2015. The density matrix theory of triple-quantum filtered COSY (TQF-COSY) NMR experiments applied to an AX system of spins S=1: An example of passive coupling in two-dimensional NMR spectroscopy. Concepts in Magnetic Resonance Part A, 44A: 318–330. Available: http://dx.doi.org/10.1002/cmr.a.21384
  12. Mbosso Teinkela, J.E., Siwe Noundou, X., Fannang, S., Meyer, F., Vardamides, J.C., Mpondo Mpondo, E., Krause, R.W.M., Azebaze, A.G.B. & Nguedia, J.C.A. 2017. In vitro antimicrobial activity of the methanol extract and compounds from the wood of Ficus elastica Roxb. ex Hornem. aerial roots. South African Journal of Botany, 111: 302–306. Available: http://dx.doi.org/10.1016/j.sajb.2017.03.026
  13. Nkanga, C.I., Krause, R.W., Noundou, X.S. & Walker, R.B. 2017. Preparation and characterization of isoniazid-loaded crude soybean lecithin liposomes. International Journal of Pharmaceutics, 526: 466–473. Available: http://dx.doi.org/10.1016/j.ijpharm.2017.04.074
  14. Mbosso Teinkela, J.E., Siwe Noundou, X., Nguemfo, E.L., Meyer, F., Wintjens, R., Isaacs, M., Mpondo Mpondo, A.E., Hoppe, H.C., Krause, R.W.M. & Azebaze, A.G.B. 2017. Biological activities of plant extracts from Ficus elastica and Selaginella vogelli: An antimalarial, antitrypanosomal and cytotoxity evaluation. Saudi Journal of Biological Sciences. Available: http://dx.doi.org/10.1016/j.sjbs.2017.07.002
  15. Mwanza, D., Khene, S. & Mashazi, P. 2017. Tetra (4-propargyloxyphenoxy)phthalocyanines: Facile synthesis, fluorescence and thermal properties. Polyhedron, 134: 263–274. Available: http://dx.doi.org/10.1016/j.poly.2017.06.029
  16. Naz F, Khan FI, Mohammad T, Khan P, Manzoor S, Hasan GM, Lobb KA, Luqman S, Islam A, Ahmad F, Hassan MI, (2017). Investigation of molecular mechanism of recognition between citral and MARK4: A newer therapeutic approach to attenuate cancer cell progression. International Journal of Biological Macromolecules. DOI: 10.1016/j.ijbiomac.2017.10.143. ISSN 0141-8130
  17. Alexiou A, Nizami B, Khan FI, Soursou G, Vairaktarakis C, Chatzichronis, Tsiamis V, Manztavinos V, Yarla NS, Ashraf GM, (2017). Mitochondrial Dynamics and Proteins Related to Neurodegenerative Diseases. Current Protein & Peptide Science. DOI: 10.2174/1389203718666170810150151. ISSN 1389-2037
  18. Zhao Z, Hou S, Lan D, Wang X, Liu J, Khan FI, Wang Y, (2017). Crystal structure of a lipase from Streptomyces sp. strain W007?implications for thermostability and regiospecificity. The FEBS journal. DOI: 10.1111/febs.14211. ISSN 1742-4658
  19. Tarique M, Saini C, Naz H, Naqvi RA, Khan FI, Sharma A, (2017). Fate of T cells and their secretory proteins during the progression of leprosy. Current Protein & Peptide Science. DOI: 10.2174/1389203718666170829120729. ISSN 1389-2037
  20. Wang, Y., Khan, FI., Xu, Q. and Wei, D. Recent Studies of Mitochondrial SLC25: Integration of experimental and computational approaches, 2017. Current Protein & Peptide Science. DOI: 10.2174/1389203718666161108095052
  21. Esther Agunbiade, Kenneth Ngcoza, Kavish Jawahar & Joyce Sewry (2017):An Exploratory Study of the Relationship between Learners ’ Attitudes Towards Learning Science and Characteristics of an Afterschool Science Club, African Journal of Research in Mathematics, Science and Technology Education, DOI: 10.1080/18117295.2017.1369274
  22. Kenneth Maduabuchi Ezealisiji1, Chika John Mbah, Patience Osadebe and Rui Krause. Pharmacokinetics Studies of Mirtazapine Loaded Nanoemulsion and Its Evaluation as Transdermal Delivery System. Journal of Chemical and Pharmaceutical Research, 2017, 9(3):74-84 
  23. Ezealisiji K.M., Siwe Noundou X. and Ukwueze S.E. Green synthesis and characterization of monodispersed silver nanoparticles using root bark aqueous extract of Annona muricata Linn and their antimicrobial activity. Applied Nanoscience 2017, 7, 905–911.
  24. Stratev D., Zhelyazkov G., Siwe Noundou X., Krause R.W.M. Beneficial effects of medicinal plants in fish diseases. Online, Aquaculture International. DOI: 10.1007/s10499-017-0219-x.
  25. Nel H.A., Hean J.W., Siwe Noundou X. and Froneman P.W. Do microplastic loads reflect the population demographics along the southern African coastline? Marine Pollution Bulletin 2017, 115, 115–119.
  26. Hengquan Chen, Masahiko Nishijima, Guangjin Wang, Samson Khene, Mingqiao Zhu, Xin Deng, Xingmin Zhang, Wen Wen, Yu Luo, and Qinggang He, The Ordered and Disordered Nano-Intermetallic AuCu/C Catalysts for the Oxygen Reduction Reaction: The Differences of the Electrochemical Performance, Journal of The Electrochemical Society, 164(2017),F1654-F1661.
  27. “Synthesis And Characterization Of Variously Substituted Hydroxybenzaldimines Derived From The Condensation Of Aniline or 1-Aminonaphthalene With Salicyladehyde And Its Derivatives.” Shaibu, O.R. and Watkins, M.G. Ife Journal of Science vol. 18, no. 3 (2016) 613-622
  28. “Synthesis and characterization of a cobalt-2,6-pyridinedicarboxylate MOF with potential application in electrochemical sensing.” Tafadzwa W. Murinzi, Eric Hosten, Gareth M. Watkins, Polyhedron Volume 137, 24 November 2017, Pages 188–196.
  29. “Kinetic studies of the impact of thiocyanate moiety on the catalytic properties of Cu(II) and Fe(III) complexes of a new Mannich base.” Ayeni O. Ayowole, Gareth M. Watkins.   Journal of Molecular Structure  Available online 5 December 2017  In Press, Accepted Manuscript  https://doi.org/10.1016/j.molstruc.2017.12.011
  30. Veale, C., Krause, RWM. And Sewry, J., 2017. Blending problem-based learning and peer-led team learning, in an open ended ‘home-grown’ pharmaceutical chemistry case study, 2017. Chemistry Education Research and Practice. DOI: 10.1039/c7rp00180k
  31. Magwenzi, FN., Khanye, SD. And Veale, C., 2017. Unexpected transformations of 3-(bromoacetyl) coumarin provides new evidence for the mechanism of thiol mediated dehalogenation of α-halocarbonyls. Tetrahedron Letters. https://doi.org/10.1016/j.tetlet.2017.01.082
  32. Moses, V., Bishop, OT. And Lobb, KA., 2017. The evaluation and validation of copper (II) force field parameters of the Auxiliary Activity family 9 enzymes. Chemical Physics Letters. https://doi.org/10.1016/j.cplett.2017.04.022.
  33. Olawode, E.O.; Tandlich, R., Prinsloo,E; Isaacs, M; Hoppe, H; Seldon, R; Warner, D.F.; Steenkamp, V; Kaye, PT., 2017. Synthesis and biological evaluation of (E)-cinnamic acid, (E)-2-styrylthiazole and (E)-2-[2-(naphthalen-1-yl)vinyl]thiazole derivatives. ARKIVOC . URI: http://hdl.handle.net/2263/63240
  34. Milanowski, DJ., Oku, N., Cartner, LK., Bokesch, HR., Williamson, RT., Saurí, J., Liu, Y., Blinov, KA., Ding, Y., Li, X., Ferreira, D., Walker, LA., Khan, S., Davies-Coleman, MT., Kelley, JA., McMahon, JB., Martin, GE. And Gustafson, KR., 2017. Unequivocal determination of caulamidines A and B: application and validation of new tools in the structure elucidation tool box. Chemical Science. DOI: 10.1039/C7SC01996C
  35. Singh, A., Kaye, P. and Lobb, KA., 2017. 1H NMR-based kinetic and theoretical studies of the simultaneous formation of two discrete rotameric systems of a novel difenchyl sulfite ester. Tetrahedron. https://doi.org/10.1016/j.tet.2017.10.059
  36. Lakkakula JR, Ndinteh DT, van Vuuren SF, Olivier DK, and Krause RWM., 2017. Synthesis of silver nanoparticles from a Desmodium adscendens extract and its antibacterial evaluation on wound dressing material. IET Nanobiotechnology. DOI: 10.1049/iet-nbt.2017.0084
  37. Sekgota KC; Majumder S; Isaacs M; Mnkandhla D; Hoppe HC; Khanye SD; Kriel, FH; Coates J; Kaye PT ., 2017. Application of the Morita-Baylis-Hillman reaction in the synthesis of 3-[(N-cycloalkylbenzamido)methyl]-2-quinolones as potential HIV-1 integrase inhibitors. Bioorganic Chemistry. https://doi.org/10.1016/j.bioorg.2017.09.015
  38. Hassan Y; Klein R; Kaye PT., 2017. Aldol Condensation Reactions Effectively Catalysed by Lewis Acid. ACTA CHEMICA IASI. DOI: 10.1515/achi-2017-0007
  39. Lakkakula, JR., Matshaya, T. and Krause RWM, 2017. Cationic cyclodextrin/aginate chitosan nanoflowers as 5-fluorouracil drug delivery system. Materials Science and Engineering: C. https://doi.org/10.1016/j.msec.2016.08.073 
  40. Bambo, MF., Krause, RWM. And Moutloali, RM., 2017. Facile Method for the Synthesis of Copper Nanoparticles Supported on the Organoclay Material. Journal of Biomaterials and Nanobiotechnology.
  41. Li, Minzhi; Niu, Yingjie; Zhu, Weihua; Mack, John; Fomo, Gertrude; Nyokong, Tebello; Liang, Xu. A2B type copper(III)corroles containing zero-to-five fluorine atoms: Synthesis, electronic structure and facile modulation of electrocatalyzed hydrogen evolution. Dyes and Pigments (2017), 137, 523-531. DOI:10.1016/j.dyepig.2016.10.044 http://dx.doi.org/10.1016/j.dyepig.2016.10.044
  42. Watkins, Zane; Uddin, Imran; Britton, Jonathan; Nyokong, Tebello. Characterization of conjugates of NaYF4:Yb,Er,Gd upconversion nanoparticle with aluminum phthalocyanines. Journal of Molecular Structure (2017), 1130, 128-137. DOI:10.1016/j.molstruc.2016.10.011 http://dx.doi.org/10.1016/j.molstruc.2016.10.011
  43. Osifeko, Olawale L.; Nyokong, Tebello. Effects of symmetry and the number of positive charges on the photocatalytic activity of indium phthalocyanines when embedded in electrospun fibers. Inorganica Chimica Acta (2017), 458, 50-57. DOI:10.1016/j.ica.2016.12.025. http://dx.doi.org/10.1016/j.ica.2016.12.025
  44. Achadu, Ojodomo J.; Managa, Muthumuni; Nyokong, Tebello. Fluorescence behaviour of supramolecular hybrids containing graphene quantum dots and pyrene- derivatized phthalocyanines and porphyrins. Journal of Photochemistry and Photobiology, A: Chemistry (2017), 333, 174-185.  DOI:10.1016/j.jphotochem.2016.10.029 http://dx.doi.org/10.1016/j.jphotochem.2016.10.029
  45. Achadu, Ojodomo J.; Nyokong, Tebello. Graphene quantum dots coordinated to mercaptopyridine-substituted phthalocyanines: Characterization and application as fluorescence "turn ON" nanoprobes. Spectrochimica Acta, Part A: Molecular and Biomolecular Spectroscopy (2017), 174, 339-347.  DOI:10.1016/j.saa.2016.11.043 http://dx.doi.org/10.1016/j.saa.2016.11.043
  46. Achadu, Ojodomo J.; Nyokong, Tebello. Graphene quantum dots decorated with maleimide and zinc tetramaleimido-phthalocyanine: Application in the design of "OFF-ON" fluorescence sensors for biothiols. Talanta (2017), 166, 15-26. DOI:10.1016/j.talanta.2017.01.031 http://www.sciencedirect.com/science/article/pii/S0039914017301315
  47. Oluwole, David O.; Prinsloo, Earl; Nyokong, Tebello. Photophysical behavior and photodynamic therapy activity of conjugates of zinc monocarboxyphenoxy phthalocyanine with human serum albumin and chitosan. Spectrochimica Acta, Part A: Molecular and Biomolecular Spectroscopy (2017), 173, 292-300. DOI:10.1016/j.saa.2016.09.032 http://dx.doi.org/10.1016/j.saa.2016.09.032
  48. Adegoke, Oluwasesan; Nyokong, Tebello; Forbes, Patricia B. C. Photophysical properties of a series of alloyed and non-alloyed water-soluble L-cysteine-capped core quantum dots. Journal of Alloys and Compounds (2017), 695, 1354-1361. DOI:10.1016/j.jallcom.2016.10.276 http://dx.doi.org/10.1016/j.jallcom.2016.10.276
  49. Managa, Muthumuni; Britton, Jonathan; Amuhaya, Edith K.; Nyokong, Tebello. Photophysical properties of GaCl 5,10,15,20-tetra(1-pyrenyl)porphyrinato incorporated into Pluronic F127 micelle. Journal of Luminescence (2017), 185, 34-41.  DOI:10.1016/j.jlumin.2016.12.043 http://dx.doi.org/10.1016/j.jlumin.2016.12.043
  50. Oluwole, David O.; Nyokong, Tebello. Photophysicochemical behavior of metallophthalocyanines when doped onto silica nanoparticles. Dyes and Pigments (2017), 136, 262-272. DOI:10.1016/j.dyepig.2016.08.053 http://dx.doi.org/10.1016/j.dyepig.2016.08.053
  51. Nwaji, Njemuwa; Oluwole, David O.; Mack, John; Louzada, Marcel; Khene, Samson; Britton, JonathanNyokong, Tebello. Improved nonlinear optical behaviour of ball type indium(III) phthalocyanine linked to glutathione capped nanoparticles. Dyes and Pigments (2017), 140, 417-430. DOI:10.1016/j.dyepig.2017.01.066. http://dx.doi.org/10.1016/j.dyepig.2017.01.066
  52. Achadu, Ojodomo J.; Nyokong, Tebello. Application of graphene quantum dots functionalized with thymine and thymine-appended zinc phthalocyanine as novel photoluminescent nanoprobes. New Journal of Chemistry (2017), 41, 1447-1458. DOI:10.1039/C6NJ03285K http://pubs.rsc.org/en/content/articlehtml/2017/nj/c6nj03285k
  53. Ramirez-Garcia, Gonzalo; Oluwole, David O.; Nxele, Siphesihle Robin; d'Orlye, Fanny; Nyokong, Tebello; Bedioui, Fethi; Varenne, Anne. Characterization of phthalocyanine functionalized quantum dots  dynamic light scattering, laser Doppler, and capillary electrophoresis. Analytical and Bioanalytical Chemistry (2017), 409, 1707-1715. DOI:10.1007/s00216-016-0120-x. http://link.springer.com/article/10.1007/s00216-016-0120-x
  54. Martynov, Alexander G.; Mack, John; Ngoy, Bokolombe P.; Nyokong, Tebello; Gorbunova, Yulia G.; Tsivadze, Aslan Yu. Electronic structure and NH-tautomerism of a novel metal-free phenanthroline-annelated phthalocyanine. Dyes and Pigments (2017) 140, 469–479. DOI: 10.1016/j.dyepig.2017.01.072. http://dx.doi.org/10.1016/j.dyepig.2017.01.072
  55. David O. Oluwole, Alexey V. Yagodin, Nhlakanipho C. Mkhize, Kutloano E. Sekhosana, Dr. Alexander G. Martynov, Prof. Yulia G. Gorbunova, Prof. Aslan Yu. Tsivadze and Prof. Tebello Nyokong. First Example of Nonlinear Optical Materials Based on Nanoconjugates of Sandwich Phthalocyanines with Quantum Dots. Chemistry – A European Journal (2017) 23 2820-2830. DOI: 10.1002/chem.201604401 http://onlinelibrary.wiley.com/doi/10.1002/chem.201604401/full
  56. Bankole, Owolabi M.; Nyokong, Tebello. Azide-derivatized gold nanosphere "clicked" to indium and zinc phthalocyanines for improved nonlinear optical limiting. Journal of Molecular Structure (2017), 1136, 309-320 DOI:10.1016/j.molstruc.2017.01.088. http://dx.doi.org/10.1016/j.molstruc.2017.01.088
  57. Shumba, Munyaradzi; Centane, Sixolile; Chindeka, Francis; Nyokong, Tebello. Nanocomposites of sulphur-nitrogen co-doped graphene oxide nanosheets and cobalt mono carboxyphenoxy phthalocyanines for facile electrocatalysis. Journal of Electroanalytical Chemistry (2017), 791, 36-48 DOI:10.1016/j.jelechem.2017.03.006. http://dx.doi.org/10.1016/j.jelechem.2017.03.006
  58. Bankole, Owolabi M.; Achadu, Ojodomo J.; Nyokong, Tebello. Nonlinear Interactions of Zinc Phthalocyanine-Graphene Quantum Dots Nanocomposites: Investigation of Effects of Surface Functionalization with Heteroatoms. Journal of Fluorescence (2017), 27, 755-766. DOI:10.1007/s10895-016-2008-8. http://link.springer.com/article/10.1007/s10895-016-2008-8
  59. Nwaji, Njemuwa; Mack, John; Britton, Jonathan; Nyokong, Tebello. Synthesis, photophysical and nonlinear optical properties of a series of ball-type phthalocyanines in solution and thin films. New Journal of Chemistry (2017), 41, 2020-2028. DOI:10.1039/C6NJ03662G. http://pubs.rsc.org/en/content/articlehtml/2017/nj/c6nj03662g
  60. Managa, Muthumuni; Ngoy, Bokolombe Pitchou; Nyokong, Tebello. The photophysical studies of Pluronic F127/P123 micelle mixture system loaded with metal free and Zn 5,10,15,20-tetrakis[4-(benzyloxy) phenyl]porphyrins. Journal of Photochemistry and Photobiology, A: Chemistry (2017), 339, 49-58  DOI:10.1016/j.jphotochem.2017.02.018. http://dx.doi.org/10.1016/j.jphotochem.2017.02.018
  61. Njemuwa Nwaji, Owolabi M. Bankole, Jonathan Britton and Tebello Nyokong. Photophysical and nonlinear optical study of benzothiazole substituted phthalocyanines in solution and thin films. Journal of Porphyrins and Phthalocyanines (2017), 21, 263-272. DOI: 10.1142/S1088424617500079. http://dx.doi.org/10.1142/S1088424617500079
  62. R. George S. D’Souza, M. Durmu?, T. Nyokong. Photolytic changes in the morphology of porphyrin-phthalocyanine nanostructures (P-PcNs) in the presence of platinum and gold salts. Inorganic and Nano-Metal Chemistry, 47(7) (2017) 1080–1084. DOI: 10.1080/24701556.2017.1284085. http://dx.doi.org/10.1080/24701556.2017.1284085
  63. Munyaradzi Shumba and Tebello Nyokong*. Electrocatalytic application for gold nanoparticles decorated sulphur-nitrogen co-doped graphene oxide nanosheets and nanosized cobalt tetra aminophenoxy phthalocyanine conjugates. Electrochimica Acta  236 (2017) 212-220. DOI: 10.1016/j.electacta.2017.03.168 http://doi.org/10.1016/j.electacta.2017.03.154
  64. Li Min-Zhi,  Zhu Wei-Hua,  Mack John, Mkhize Scebi, Nyokong Tebello, Liang Xu. Synthesis and Electronic Structure of A2B Type Halogen Atoms Substituted H3-Triarylcorroles. Chinese Journal of Structural Chemistry 36 (3) (2017) 367?380. http://manu30.magtech.com.cn/jghx/EN/abstract/abstract1702.shtml#
  65. Ledwaba, Mpho; Masilela, Nkosiphile; Nyokong, Tebello; Antunes, Edith. Improved photocatalytic degradation of Orange G using hybrid nanofibers. Journal of Nanoparticle Research (2017), 19:158 Page 1-11. DOI:10.1007/s11051-017-3853-3. http://link.springer.com/article/10.1007%2Fs11051-017-3853-3
  66. Niu, Yingjie; Li, Minzhi; Zhang, Qianchong; Zhu, Weihua; Mack, John; Fomo, Gertrude; Nyokong, Tebello; Liang, Xu. Halogen substituted A2B type Co(III)triarylcorroles: Synthesis, electronic structure and two step modulation of electrocatalyzed hydrogen evolution reactions. Dyes and Pigments (2017), 142, 416-428.  DOI:10.1016/j.dyepig.2017.02.049. http://doi.org/10.1016/j.dyepig.2017.02.049
  67. Li, Minzhi; Zhang, Qian; Xu, Li; Zhu, Weihua; Mack, John; May, Aviwe K.; Nyokong, Tebello; Kobayashi, Nagao; Liang, Xu. Flexible Metal-Porphyrin Dimers (M=MnIIICl, CoII, NiII, CuII): Synthesis, Spectroscopy, Electrochemistry, Spectroelectrochemistry, and Theoretical Calculations. ChemPlusChem (2017), 82, 598-606. DOI:10.1002/cplu.201600475 http://onlinelibrary.wiley.com/doi/10.1002/cplu.201600475/full
  68. Shumba, Munyaradzi; Nyokong, Tebello. Effects of covalent versus non-covalent interactions on the electrocatalytic behavior of tetracarboxyphenoxyphthalocyanine in the presence of multi-walled carbon nanotubes. Journal of Coordination Chemistry (2017), 70, 1585-1600. DOI:10.1080/00958972.2017.1303679. http://dx.doi.org/10.1080/00958972.2017.1303679
  69. Achadu, Ojodomo J.; Nyokong, Tebello. Graphene quantum dots anchored onto mercaptopyridine-substituted zinc phthalocyanine-Au@Ag nanoparticle hybrid: Application as fluorescence "off-on-off" sensor for Hg2+ and biothiols. Dyes and Pigments (2017), 145, 189-201. DOI:10.1016/j.dyepig.2017.06.002. http://www.sciencedirect.com/science/journal/01437208/145
  70. Nwahara, Nnamdi; Britton, Jonathan; Nyokong, Tebello. Improving singlet oxygen generating abilities of phthalocyanines: aluminum tetrasulfonated phthalocyanine in the presence of graphene quantum dots and folic acid. Journal of Coordination Chemistry (2017), 70(9), 1601-1616.  DOI:10.1080/00958972.2017.1313975. http://dx.doi.org/10.1080/00958972.2017.1313975
  71. Nwaji, Njemuwa; Jones, Benjamin; Mack, John; Oluwole, David O.; Nyokong, Tebello. Nonlinear optical dynamics of benzothiazole derivatized phthalocyanines in solution, thin films and when conjugated to nanoparticles. Journal of Photochemistry and Photobiology, A: Chemistry (2017), 346, 46-59. DOI:10.1016/j.jphotochem.2017.05.042. https://doi.org/10.1016/j.jphotochem.2017.05.042
  72. Dube, Edith; Oluwole, David O.; Nyokong, Tebello. Photophysicochemical behaviour of anionic indium phthalocyanine when grafted onto AgxAuy and porous silica nanoparticles. Journal of Luminescence (2017), 190, 353-363.  DOI:10.1016/j.jlumin.2017.05.071. https://doi.org/10.1016/j.jlumin.2017.05.071
  73. Zhang, Hui; Wu, Yanping; Fan, Minhui; Xiao, Xuqiong; Mack, John; Gugu Kubheka; Nyokong, Tebello; Lu, Hua Aza boron-pyridyl-isoindoline analogues: synthesis and photophysical properties. New Journal of Chemistry (2017), 41, 5802-5807. DOI:10.1039/C7NJ00707H http://pubs.rsc.org/en/content/articlelanding/2017/nj/c7nj00707h#!divAbstract
  74. O'Donoghue, Charles S. J. N.; Shumba, Munyaradzi; Nyokong, Tebello. Electrode Modification Through Click Chemistry using Ni and Co Alkyne Phthalocyanines for Electrocatalytic Detection of Hydrazine. Electroanalysis (2017), 29, 1731-1740. DOI:10.1002/elan.201700084. http://onlinelibrary.wiley.com/doi/10.1002/elan.201700084/full
  75. ZO Makinde; M Louzada; P Mashazi; T Nyokong and S Khene. Electrocatalytic behaviour of surface confined pentanethio cobalt (II) binuclear phthalocyanines towards the oxidation of 4-chlorophenol. Applied Surface Science (2017), 425, 702-712.DOI: 10.1016/j.apsusc.2017.06.271. https://doi.org/10.1016/j.apsusc.2017.06.271
  76. S. S Gwebu, P.N Nomngongo, P.N Mashazi, T Nyokong, N.W Maxakato. Platinum Nanoparticles Supported on Carbon Nanodots as Anode Catalysts for Direct Alcohol Fuel Cells. International Journal of Electrochemical Science, 12 (2017) 6365 – 6378. DOI: 10.20964/2017.07.09 http://www.electrochemsci.org/list17.htm
  77. Sivuyisiwe Mapukata, Francis Chindeka, Kutloano E. Sekhosana, Tebello Nyokong. Laser induced photodegradation of Orange G using phthalocyanine – cobalt ferrite magnetic nanoparticle conjugates electrospun in polystyrene nanofibers. Molecular Catalysis Editor’s choice paper, 439 (2017) 211-223. DOI:10.1016/j.mcat.2017.06.028 https://doi.org/10.1016/j.mcat.2017.06.028
  78. B. P. Ngoy, N. Molupe, J. Harris, G. Fomo, J.Mack, T.Nyokong. Photophysical Studies of 2,6-Dibrominated BODIPY Dyes Substituted with 4-Benzyloxystyryl Substituent. Journal of Porphyrins and Phthalocyanines, 21 (2017) 431–438. DOI: 10.1142/S1088424617500420. https://doi.org/10.1142/S1088424617500420
  79. Xu Liang; Tingting Huang; Minzhi Li; John Mack; Martijn Wildervanck; Tebello Nyokong and Weihua Zhu. Highly Efficient C Cl Bond Cleavage and Unprecedented C C Bond Cleavage of Environmentally Toxic DDT through Molecular Electrochemical Catalysis. Applied Catalysis A, General, 545 (2017) 44-53. DOI: 10.1016/j.apcata.2017.07.026. https://doi.org/10.1016/j.apcata.2017.07.026
  80. Sixolile Centane, Ojodomo J. Achadu and Tebello Nyokong. Effects of Substituents on the Electrocatalytic Activity of Cobalt Phthalocyanines when Conjugated to Graphene Quantum Dots. Electroanalysis (2017) 29, 2470–2482. DOI: 10.1002/elan.201700252. http://onlinelibrary.wiley.com/doi/10.1002/elan.201700252/full
  81. Gugu Kubheka, John Mack, Nagao Kobayashi, Mitsumi Kimura and Tebello Nyokong. Optical limiting properties of 2,6-dibromo-3,5- distyrylBODIPY dyes at 532 nm. Journal of Porphyrins Phthalocyanines 21, 523-531(2017). DOI: 10.1142/S1088424617500511. https://doi.org/10.1142/S1088424617500511
  82. Sekhosana, Kutloano Edward; Shumba, Munyaradzi; Nyokong, Tebello. Electrochemical and non-linear optical behavior of a new neodymium double-decker phthalocyanine. Polyhedron (2017), 138, 154-160. DOI:10.1016/j.poly.2017.09.033. https://doi.org/10.1016/j.poly.2017.09.033
  83. Wen, Junxia; Yu, Baoqiu; Huang, Tingting; Mack, John; Wildervanck, Martijn; Nyokong, Tebello; Li, Minzhi; Zhu, Weihua; Liang, Xu. Enantioselective electrochemical carbon-chloride bond cleavage of hexachlorocyclohexanes (HCHs) catalyzed  Mn(III)Cl-phthalocyanine. Journal of Electroanalytical Chemistry (2017), 803, 111-116. DOI:10.1016/j.jelechem.2017.09.020. https://doi.org/10.1016/j.jelechem.2017.09.020
  84. Mwanza, Daniel; Mvango, Sindisiwe; Khene, Samson; Nyokong, Tebello; Mashazi, Philani. Exploiting Click Chemistry for the Covalent Immobilization of Tetra (4-Propargyloxyphenoxy) Metallophthalocyanines onto Phenylazide-Grafted Gold Surfaces. Electrochimica Acta (2017), 254, 89-100. DOI:10.1016/j.electacta.2017.09.115. https://doi.org/10.1016/j.electacta.2017.09.115
  85. Achadu, Ojodomo J.; Nyokong, Tebello. In situ one-pot synthesis of graphitic carbon nitride quantum dots and its 2,2,6,6-tetramethyl(piperidin-1- yl)oxyl derivatives as fluorescent nanosensors for ascorbic acid. Analytica Chimica Acta (2017), 991, 113-126. DOI:10.1016/j.aca.2017.07.047. https://doi.org/10.1016/j.aca.2017.07.047
  86. Dube, Edith; Nwaji, Njemuwa; Oluwole, David O.; Mack, John; Nyokong, Tebello. Investigation of photophysicochemical properties of zinc phthalocyanines conjugated to metallic nanoparticles. Journal of Photochemistry and Photobiology, A: Chemistry (2017), 349, 148-161. DOI:10.1016/j.jphotochem.2017.09.020. https://doi.org/10.1016/j.jphotochem.2017.09.020
  87. Kubheka, Gugu; Achadu, Ojodomo; Mack, John; Nyokong, Tebello. Optical limiting properties of 3,5-diphenyldibenzo-azaBODIPY at 532 nm. New Journal of Chemistry (2017), 41, 12319-12325. DOI:10.1039/C7NJ01503H. http://pubs.rsc.org/en/content/articlehtml/2017/nj/c7nj01503h
  88. Harris, Jessica; Gai, Lizhi; Kubheka, Gugu; Mack, John; Nyokong, Tebello; Shen, Zhen. Optical Limiting Properties of 3,5-Dithienylenevinylene BODIPY Dyes at 532 nm. Chemistry - A European Journal (2017), 23, 14507-14514. DOI:10.1002/chem.201702503. http://onlinelibrary.wiley.com/doi/10.1002/chem.201702503/abstract
  89. Managa, Muthumuni; Ngoy, Bokolombe Pitchou; Mafukidze, Donovan; Britton, Jonathan; Nyokong, Tebello. Photophysical studies of meso-tetrakis(4-nitrophenyl) and meso-tetrakis(4-sulfophenyl) gallium porphyrins loaded into Pluronic F127 polymeric micelles. Journal of Photochemistry and Photobiology, A: Chemistry (2017), 348, 179-187. DOI:10.1016/j.jphotochem.2017.08.033. https://doi.org/10.1016/j.jphotochem.2017.08.033
  90. Pushpanandan, Poornenth; Maurya, Yogesh Kumar; Omagari, Toshihiro; Hirosawa, Ryuji; Ishida, Masatoshi; Mori, Shigeki; Yasutake, Yuhsuke; Fukatsu, Susumu; Mack, John; Nyokong, Tebello and Hiroyuki Furuta. Singly and doubly N-confused calix[4]phyrin organoplatinum(II) complexes as near-IR triplet sensitizers. Inorganic Chemistry (2017), 56, 12572-12580. DOI:10.1021/acs.inorgchem.7b02047. http://pubs.acs.org/doi/abs/10.1021%2Facs.inorgchem.7b02047
  91. Louzada, Marcel; Britton, Jonathan; Nyokong, Tebello; Khene, Samson. Solvent Effect on the Third-Order Nonlinear Optical Properties of α- and β-Tertbutyl Phenoxy-Substituted Tin(IV) Chloride Phthalocyanines. Journal of Physical Chemistry A (2017), 121, 7165-7175. DOI:10.1021/acs.jpca.7b07349. http://pubs.acs.org/doi/abs/10.1021/acs.jpca.7b07349
  92. Matlou, Gauta; Kobayashi, Nagao; Kimura, Mutsumi; Nyokong, Tebello. Synthesis and photophysical studies of asymmetric zinc phthalocyanine-magnetic nanoparticle conjugates. New Journal of Chemistry (2017), 41, 12309-12318. DOI:10.1039/C7NJ01716B. http://pubs.rsc.org/en/content/articlepdf/2017/nj/c7nj01716b
  93. Oluwole, David O.; Ngxeke, Sixolisile M.; Britton, Jonathan; Nyokong, Tebello. The effect of point of substitution and silver based nanoparticles on the photophysical and optical nonlinearity of indium carboxyphenoxy phthalocyanine. Journal of Photochemistry and Photobiology, A: Chemistry (2017), 347, 146-159. DOI:10.1016/j.jphotochem.2017.07.032. https://doi.org/10.1016/j.jphotochem.2017.07.032
  94. Nwaji, Njemuwa; Nyokong, Tebello. Nanosecond optical nonlinearities in low symmetry phthalocyanine nanoconjugates studied using the Z- scan technique. Journal of Luminescence (2017), 192, 1167-1179. DOI:10.1016/j.jlumin.2017.08.053. http://dx.doi.org/10.1016/j.jlumin.2017.08.053
  95. Refilwe Matshitse, Kutloano E. Sekhosana, Ojodomo J. Achadu  and Tebello  Nyokong*. Characterization and physicochemical studies of the conjugates of graphene quantum dots with differently charged zinc phthalocyanines. Journal Coordination Chemistry (2017) 70(19), 3308-3324. DOI: 10.1080/00958972.2017.1387652. http://dx.doi.org/10.1080/00958972.2017.1387652
  96. Peteni, Siwaphiwe; Sekhosana, Kutloano Edward; Britton, Jonathan; Nyokong, Tebello. Effects of charge on the photophysicochemical properties of zinc phthalocyanine derivatives doped onto silica nanoparticles. Polyhedron (2017), 138, 37-45. DOI:10.1016/j.poly.2017.09.003. https://doi.org/10.1016/j.poly.2017.09.003
  97. Njemuwa Nwaji, John Mack and Tebello Nyokong. 4-Bis (4-aminophenoxy)phenoxy derivitized phthalocyanine conjugated to metallic nanoparticles: searching for enhanced optical limiting materials. New Journal Chemistry (2017) 41, 14351-14363. DOI: 10.1039/C7NJ02718D. http://pubs.rsc.org/en/content/articlelanding/2017/nj/c7nj02718d#!divAbstract
  98. David O. Oluwole, Alexey V. Yagodin, Jonathan Britton, Alexander G. Martynov, Yulia G. Gorbunova, Aslan Yu. Tsivadzec and Tebello Nyokong. Optical limiters with improved performance based on nanoconjugates of thiol substituted. phthalocyanine with CdSe quantum dots and Ag nanoparticles†. Dalton Transactions (2017) 46, 16190-16198. DOI: 10.1039/c7dt03867d. http://pubs.rsc.org/en/content/articlehtml/2017/dt/c7dt03867d
  99. Donovan M. Mafukidze and Tebello Nyokong. Graphene quantum dot-phthalocyanine polystyrene conjugate embedded in asymmetric polymer membranes for photocatalytic oxidation of 4-chlorophenol. Journal of Coordination Chemistry, (2017)  70(21) 3598–3618. DOI: 10.1080/00958972.2017.1400664. https://doi.org/10.1080/00958972.2017.1400664
  100. J Mack. Expanded, Contracted, and Isomeric Porphyrins: Theoretical Aspects. Chemical Reviews 2017, 117, 3444-3478. DOI: 10.1021/acs.chemrev.6b00568. http://pubs.acs.org/doi/abs/10.1021/acs.chemrev.6b00568
  101. Y Wu, J Mack, X Xiao, Z Li, Z Shen and H Lu. N-bridged annulated BODIPYs: synthesis of highly fluorescent blue-shifted dyes. Chemistry – An Asian Journal 2017, 12, 2216-2220. DOI: 10.1002/asia.201700584. http://onlinelibrary.wiley.com/doi/10.1002/asia.201700584/full
  102. Liang, Xu; Niu, Yingjie; Zhang, Qianchong; Mack, John; Yi, Xiaoyi; Hlatshwayo, Zweli; Nyokong, Tebello; Li, Minzhi; Zhu, Weihua. Cu(III)triarylcorroles with asymmetric push-pull meso-substitutions: tunable molecular electrochemically catalyzed hydrogen evolution. Dalton Transactions (2017), 46, 6912-6920.  DOI:10.1039/C7DT00716G. http://pubs.rsc.org/en/content/articlehtml/2017/dt/c7dt00716g
  103. Xu Liang, Junjia Fang, Minzhi Li, Qiuyun Chen, John Mack, Nthabeleng Molupe, Tebello Nyokong and Weihua Zhua. Push–pull type manganese(III)corroles: Synthesis, electronic structures and tunable interactions with ctDNA. Journal of Porphyrins and Phthalocyanines 2017, 21, 751–758. DOI: 10.1142/S1088424617500778. https://doi.org/10.1142/S1088424617500778
  104. A. K. Lebechi, T. Nyokong and J. Mack. BODIPY dye embedded electrospun polystyrene nanofibers for the photocatalytic degradation of Orange G in industrial wastewaters. Macroheterocycles 2017, 10(4-5), 460-466. DOI: 10.6060/mhc171143n. https://macroheterocycles.isuct.ru/en/mhc171143n
  105. Muthumuni Managa and Tebello Nyokong. Porphyrins Encapsulated into Pluronic F127 Micelles: Evaluating the Effect of the Central Metal and Substituents on the Photophysicochemical Properties in Water. Macroheterocycles 2017 10(4-5) 467-473. DOI: 10.6060/mhc171141n. https://macroheterocycles.isuct.ru/en/mhc171141n
  106. A May , J Stone, BP Ngoy, J Mack, T Nyokong,  M Kimura and N Kobayashi. Photophysical and optical limiting properties of a novel distyryl-BODIPY with fused crown ether moieties. Journal of Porphyrins and Phthalocyanines 21 (2017) 832-843. DOI: 10.1142/S1088424617500869. https://doi.org/10.1142/S1088424617500869
 
 


 2016 Research Publications 

 

  1. Achadu, O.J. and Nyokong, T. (2016) Application of graphene quantam dots functionalized with thymine and thymineappended zinc phthalocyanine as novel photoluminescent nanoprobes. New Journal of Chemistry. 2016. p.1-12.
  2. Achadu, O.J. and Nyokong, T. (2016) Application of graphene quantum dots decorated with TEMPO-derivatized zinc phthalocyanine as novel nanoprobes: probing the sensitive detection of ascorbic acid. New Journal of Chemistry. 40 (2016). p.8727-8736.
  3. Achadu, O.J., Britton, J. and Nyokong, T. (2016) Graphene Quantum Dots Functionalized with 4-Amino-2, 2, 6, 6-Tetramethylpiperidine-N-Oxide as Fluorescence “Turn-ON” Nanosensors. Journal of Fluorescence. 26 (2016). p.2199-2212.
  4. Achadu, O.J., Uddin, I. and Nyokong, T. (2016) Fluorescence behavior of nanoconjugates of graphene quantum dots and zinc phthalocyanines. Journal of Photochemistry and Photobiology A-Chemistry. 317 (2016). p.12-25.
  5. Achadu, O.J., Uddin, I. and Nyokong, T. (2016) The interaction between graphene quantum dots grafted with polyethyleneimine and Au@Ag nanoparticles: Application as a fluorescence “turnon” nanoprobe. Journal of Photochemistry and Photobiology A-Chemistry. 324 (2016). p.96-105.
  6. Adeyemi, C.M., Faridoon, H., Isaacs, M., Mnkandhla, D., Hoppe, H.C., Krause, R.W.M. and Kaye, P.T. (2016) Synthesis and antimalarial activity of N-benzylated (NArylcarbamoyl) alkylphosphonic acid derivatives. BioOrganic and Medicinal Chemistry. 24 (2016). p.6131-6138.
  7. Bankole, O.M., Yilmaz, Y. and Nyokong, T. (2016) Nonlinear optical behavior of alkyne terminated phthalocyanines in solution and when embedded in polysulfone as thin films: Effects of aggregation. Optical Materials. 51 (2016). p.194-202.
  8. Bankole, O.M. and Nyokong, T. (2016) Nonlinear optical response of a low symmetry phthalocyanine in the presence of gold nanoparticles when in solution or embedded in poly acrylic acid polymer thin films. Journal of Photochemistry and Photobiology A-Chemistry. 319-320 (2016). p.8-17.
  9. Bankole, O.M. and Nyokong, T. (2016) Comparative studies on photophysical and optical limiting characterizations of low symmetry phthalocyanine linked to Fe3O4-Ag core-shell or hybrid nanoparticles. New Journal of Chemistry. 40 (2016). p.10016-10027.
  10. Bankole, O.M., Osifeko, O.L. and Nyokong, T. (2016) Enhanced nonlinear optical responses of zinc diaminopyrimidin-2-ylthio phthalocyanine conjugated to AgxAuy alloy nanoparticles. Journal of Photochemistry and Photobiology A-Chemistry. 329 (2016). p.155-166.
  11. Britton, J., Martynov, A.G., Oluwole, D.O., Gorbunova , Y.G., Tsivadze, A.Y. and Nyokong, T. (2016) Improvement of nonlinear optical properties of phthalocyanine bearing diethyleneglycole chains: Influence of symmetry lowering vs. heavy atom effect. Journal of Porphyrins and Phthalocyanines. 20 (2016). p.1296- 1305.
  12. Darko, G., Goethals, A., Torto, N. and De Clerck, K. (2016) Steady state electrospinning of uniform polyethersulfone nanofibers using a non-heated solvent mixture. Applied Nanoscience. 6 (2016). p.837-845.
  13. Matcher, G.F., Waterworth, S.C., Walmsley, T.A., Matsatsa, T., Parker-Nance, S., Davies-Coleman, M.T. and Dorrington, R.A. (2016) Keeping it in the family: Coevolution of latrunculid sponges and their dominant bacterial symbionts. MicrobiologyOpen. 2016. p.1-13.
  14. Faridoon, H., Edkins, A.L., Isaacs, M., Mnkandhla, D., Hoppe, H.C. and Kaye, P.T. (2016) Synthesis and evaluation of substituted 4-(N-benzylamino) cinnamate esters as potential anti-cancer agents and HIV-1 integrase inhibitors. BioOrganic and Medicinal Chemistry Letters. 26 (2016). p.3810-3812.
  15. Faridoon, H., Olomola, T.O., Klein, R. and Kaye, P.T. (2016) Application of Baylis-Hillman methodology in the direct construction of chromone derivatives. Tetrahedron. 72 (2016). p.392-395.
  16. Lyle, P. and Galwey, A. (2016) Is science quantised? A discussion of hierarchies in science and some consequences. Transactions of the Royal Society of South Africa. 2016. p.1-8.
  17. Hulushe, S.T., Hosten, E.C. and Watkins, G.M. (2016) Dimethylammonium 2,4,5-tricarboxybenzoate: an example of the decarbonylation of N,N-dimethyl-formamide in the presence of a metal and a benzenepolycarboxylic acid. Is zirconium(IV) the Tsotsi? Acta Crystallographica Section E: Structure Reports Online E72 (2016). p.1521-1525.
  18. Kempgens, P. and Britton, J. (2016) Powder-XRD and 14N magic angle-spinning solid-state NMR spectroscopy of some metal nitrides. Magnetic Resonance in Chemistry. 54 (2016). p.371-376.
  19. Svogie, A.L., Isaacs, M., Hoppe, H.C., Khanye, S.D. and Veale, C.G.L. (2016) Indolyl-3-ethanone-a-thioethers: A promising new class of non-toxic antimalarial agents. European Journal of Medicinal Chemistry. 114 (2016). p.79-88.
  20. Dorrington, R.A., Hilliar, S.H., Kalinski, J.J., Krause, R.W.M., McPhail, K.L., Parker-Nance, S., Walmsley, T. and Waterworth, S.C. (2016) Abstracts 9th Joint Meeting of AFERP, ASP, GA, JSP, PSE & SIF: Latrunculid sponges, their microbial communities and secondary metabolites: connecting conserved bacterial symbionts to pyrroloiminoquinone production. Planta Medica. 82 (S01). p.596.
  21. Kubheka, G., Uddin, I., Amuhaya, E., Mack, J. and Nyokong, T. (2016) Synthesis and photophysicochemical properties of BODIPY dye functionalized gold nanorods for use in antimicrobial photodynamic therapy. Journal of Porphyrins and Phthalocyanines. 20 (2016). p.1016-1024.
  22. Lakkakula, J.R., Kurapati, R., Tynga, I., Abrahamse, H., Raichur, A.M. and Krause, R.W.M. (2016) Cyclodextrin grafted calcium carbonate vaterite particles: efficient system for tailored release of hydrophobic anticancer or hormone drugs. RSC Advances. 6 (2016). p.104537-104548.
  23. Musyoka, T.M., Kanzi, A.M., Lobb, K.A. and Tastan Bishop, O. (2016) Analysis of non-peptidic compounds as potential malarial inhibitors against Plasmodial cysteine proteases via integrated virtual screening workflow. Journal of Biomolecular Structure and Dynamics. 34 (10). p.2084-2101.
  24. Musyoka, T.M., Kanzi, A.M., Lobb, K.A. and Tastan Bishop, O. (2016) Structure Based Docking and Molecular Dynamic Studies of Plasmodial Cysteine Proteases against a South African Natural Compound and its Analogs. Scientific Reports. 6 (23690). p.1-12.
  25. Mack, J. (2016) Expanded, Contracted, and Isomeric Porphyrins: Theoretical Aspects. Chemical Reviews. 2016. p.1-35. Gai, L., Chen, J., Zhao, Y., Mack, J., Lu, H. and Shen, Z. (2016) Synthesis and properties of azulene-functionalized BODIPYs. RSC Advances. 6 (2016). p.32124-32129.
  26. Zhu, W., Huang, T., Qin, M., Li, M., Mack, J. and Liang, X. (2016) Tuning the synthetic cobalt(III)corroles electroreductive substituents. Journal of Electroanalytical Chemistry. 774 (2016). p.58-65.
  27. Shi, M., Zhao, Y., Xu, H., Mack, J., Yin, L., Wang, X. and Shen, Z. (2016) Photoisomerization and optical properties of a subphthalocyanine–azobenzene–subphthalocyanine triad. RSC Advances. 6 (2016). p.71199-71205.
  28. Zhou, J., Gai, L., Zhou, Z., Mack, J., Xu, K., Zhao, J., Qin, H., Chan, K.S. and Shen, Z. (2016) Highly efficient near IR photosensitizers based-on Ir-C bonded porphyrin-aza-BODIPY conjugates. RSC Advances. 6 (2016). p.72115-72120.
  29. Zhou, J., Gai, L., Zhou, Z., Yang, W., Mack, J., Xu, K., Zhao, J., Zhao, Y., Qiu, H., Chan, K.S. and Shen, Z. (2016) Rational Design of Emissive NIR-Absorbing Chromophores: RhIII Porphyrin-Aza-BODIPY Conjugates with Orthogonal Metal-Carbon Bonds. Chemistry-A European Journal. 22 (2016). p.13201-13209.
  30. Shi, M., Mack, J., Yin, L., Wang, X. and Shen, Z. (2016) Photoisomerization and optical behavior study of a subphthalocyanine-bisazobenzene-subphthalocyanine triad with visible-light response. Journal of Materials Chemistry C. 4 (2016). p.7783-7789.
  31. Zhou, J., Gai, L., Mack, J., Zhou, Z., Qiu, H., Chan, K.S. and Shen, Z. (2016) Synthesis and photophysical properties of orthogonal rhodium(III)-carbon bonded porphyrin-aza-BODIPY conjugates. Journal of Materials Chemistry C. 4 (2016). p.8422- 8428.
  32. Lu, H., Mack, J., Nyokong, T., Kobayashi, N. and Shen, Z. (2016) Optically active BODIPYs. Coordination Chemistry Reviews. 318 (2016). p.1-15.
  33. Ikeuchi, T., Mack, J., Nyokong, T., Kobayashi, N. and Kimura, M. (2016) Aggregation Control of Robust Water-Soluble Zinc(II) Phthalocyanine-Based Photosensitizers. Langmuir. 32 (2016). p.11980-11985.
  34. Mack, J., Fomo, G. and Nyokong, T. Yan, Y., Wu, F., Qin, J., Xu, H., Shi, M., Zhou, J., Mack, J., Fomo, G., Nyokong, T. and Shen, Z. (2016) Efficient energy transfer in ethynyl bridged corrole-BODIPY dyads. RSC Advances. 6 (2016). p.72852-72858.
  35. Wu, Y., Gai, L., Xiao, X., Lu, H., Li, Z., Mack, J., Harris, J., Nyokong, T. and Shen, Z. (2016) A Chiral Hemiporphyrazine Derivative: Synthesis and Chiroptical Properties. Chemistry- An Asian Journal. 11 (2016). p.2113-2116.
  36. Xu, L., Hiang, T., Liang, X., Mack, J., Harris, J., Nyokong, T., Li, M. and Zhu, W. (2016) Spectroscopic investigations and theoretical calculations of DABCO induced xanthene bridged self-assembled zinc(II) porphyrin dimer. Journal of Porphyrins and Phthalocyanines. 20 (2016). p.647-655.
  37. Okujima, T., Mack, J., Nakamura, J., Kubheka, G., Nyokong, T., Zhu, H., Komobuchi, N., Ono, N., Yamada, H., Uno, H. and Kobayashi, N. (2016) Synthesis, Characterization, and Electronic Structures of Porphyrins Fused with Polycyclic Aromatic Ring Systems. Chemistry -A European Journal. 22 (2016). p.14730-14738.
  38. Mack, J., Mkhize, S., Safonova, E.A., Martynov, A.G., Gorbunova , Y.G., Tsivadze, A.Y. and Nyokong, T. (2016) MCD spectroscopy and TD-DFT calculations of magnesium tetra-(15-crown-5-oxanthreno)-phthalocyanine. Journal of Porphyrins and Phthalocyanines. 20 (2016). p.505-513.
  39. Xue, Z., Wang, Y., Mack, J., Mkhize, S., Nyokong, T., Fang, Y., Ou, Z. and Kadish, K.M. (2016) Synthesis, characterization and electrochemistry of rhodium(III) complexes of mesosubstituted [14] tribenzotriphyrin(2.1.1). RSC Advances. 6 (2016). p.41919-41926.
  40. Mafukidze, D.M., Mashazi, P. and Nyokong, T. (2016) Synthesis and singlet oxygen production by a phthalocyanine when embedded in asymmetric polymer membranes. Polymer. 105 (2016). p.203-213.
  41. Managa, M., Britton, J., Prinsloo, E. and Nyokong, T. (2016) Effects of pluronic silica nanoparticles on the photophysical and photodynamic therapy behavior of triphenyl-p-phenoxy benzoic acid metalloporphyrins. Journal of Coordination Chemistry. 69 (23). p.3491-3506.
  42. Managa, M., Mack, J., Gonzalez-Lucas, D., Remiro-Buenamanana, S., Tshangana, C., Cammidge, A.N. and Nyokong, T. (2016) Photophysical properties of tetraphenylporphyrin-subphthalocyanine conjugates. Journal of Porphyrins and  phthalocyanines. 20 (2016). p.204-212.
  43. Managa, M., Mkhize, S., Britton, J., Prinsloo, E. and Nyokong, T. (2016) Synthesis and dark toxicity of 5-(4-carboxyphenyl)- 10,15,20-tris(phenyl)-porphyrinato chlorido gallium(III) when conjugated to ä-aminolevulinic acid. Journal of Coordination Chemistry. 69 (20). p.3035-3042.
  44. Adegoke, O., Mashazi, P., Nyokong, T. and Forbes, P.B.C. (2016) Fluorescence properties of alloyed ZnSeS quantum dots overcoated with ZnTe and ZnTe/ ZnS shells. Optical Materials. 54 (2016). p.104-110.
  45. Mciteka, L.P., Lobb, K.A. and Kaye, P.T. (2016) Synthesis of camphor-derived chiral auxiliaries and their application in asymmetric Morita-Baylis-Hillman reactions. ARKIVOC. (2016). p.151-163.
  46. Mudabuka, B., Ogunlaja, A.S., Tshentu, Z.R. and Torto, N. (2016) Electrospun poly(vinylbenzyl chloride) nanofibers functionalised with tris-(2,2’-pyridylimidazole)iron(III): A test strip for detection of ascorbic acid and dopamine. Sensors and Actuators B-Chemical. 222 (2016). p.598-604.
  47. Nxele, S.R. and Nyokong, T. (2016) Conjugation of Azidefunctionalised CdSe/ZnS Quantum Dots with Tetrakis(5-hexynoxy) Fe(II) phthalocyanine via Click Chemistry for Electrocataylis. Electrohimica Acta. 194 (2016). p.26-39.
  48. Adegoke, O., Nyokong, T. and Forbes, P.B.C. (2016) Deposition of CdS, CdS/ZnSe and CdS/ZnSe/ZnS shells around CdSeTe alloyed core quantum dots: effects on optical properties. Luminescence. 31 (2016). p.694-703.
  49. Fanchiotti, B.G., Machado, M.P.Z., de Paula, L.C., Durmus, M., Nyokong, T., da Silva Goncalves, A. and da Silva, A.R. (2016) The photobleaching of the free and encapsulated metallic phthalocyanine and its effect on the photooxidation of simple molecules. Journal of Photochemistry and Photobiology B – Biology. 165 (2016). p.10-23.
  50. Nyoni, S., Mashazi, P. and Nyokong, T. (2016) Electrode modification using nanocomposites of electropolymerised cobalt phthalocyanines supported on multiwalled carbon nanotubes. Journal of Solida State Electrochemistry. 20 (2016). p.1075-1086.
  51. O’Donoghue, C.S.J.N., Fomo, G. and Nyokong, T. (2016) Electrode Modification Using Alkyne Manganese Phthalocyanine and Click Chemistry for Electrocatalysis. Electroanalysis. 28 (2016). p.3019-3027.
  52. Olalekan, T.E., Ogunlaja, A.S., Van Brecht, B. and Watkins, G.M. (2016) Spectroscopic, structural and theoretical studies of copper(II) complexes of tridentate NOS Schiff bases. Journal of Molecular Structure. 1122 (2016). p.72-79.
  53. Oluwole, D.O., Prinsloo, E. and Nyokong, T. (2016) Photophysicochemical properties of nanoconjugates of zinc(II) 2(3)-mono-2-(4-oxy)phenoxy)acetic acid phthalocyanine with cysteamine capped silver and silver-gold nanoparticles. Polyhedron. 119 (2016). p.434-444.
  54. Ramirez-Garcia, G., Oluwole, D.O., Nxele, S.R., d’Orlye, F., Nyokong, T., Bedioui, F. and Varenne, A. (2016) Characterization of phthalocyanine functionalized dots by dynamic light scattering, laser Doppler, and capillary electrophoresis. Analytical and Bioanalytical Chemistry. 2016. p.1-9.
  55. Oluwole, D.O., Tilbury, C.M., Prinsloo, E., Limson, J. and Nyokong, T. (2016) Photophysicochemical properties and in vitro cytotoxicity of zinc tetracarboxyphenoxy phthalocyanine - quantum dot nanocomposites. Polyhedron. 106 (2016). p.92-100.
  56. Oluwole, D.O., Uddin, I., Prinsloo, E. and Nyokong, T. (2016) The effects of silica based nanoparticles on the photophysicochemical properties, in vitro dark viability and photodynamic therapy study of zinc monocarboxyphenoxy phthalocyanine. Journal of Photochemistry and Photobiology A-Chemistry. 329 (2016). p.221-231.
  57. Ondigo, D.A., Mudabuka, B., Pule, B., Tshentu, Z.R. and Torto, N. (2016) A colorimetric probe for the detection of Ni2+ in water based on Ag-Cu alloy nanoparticles hosted in electrospun nanofibres. Water SA. 42 (3). p.408-414.
  58. Osifeko, O.L. and Nyokong, T. (2016) A comparative physicochemical study of unsymmetrical indium phthalocyanines in the presence of magnetic nanoparticles or quantum dots. Journal of Coordination Chemistry. 69 (6). p.1050-1065.
  59. Osifeko, O.L. and Nyokong, T. (2016) Synthesis and physicochemical properties of zinc and indium phthalocyanines conjugated to quantum dots, gold and magnetic  anoparticles. Dyes and Pigments. 131 (2016). p.186-200.
  60. Osifeko, O.L., Uddin, I., Mashazi, P. and Nyokong, T. (2016) Physicochemical and antimicrobial photodynamic chemotherapy of unsymmetrical indium phthalocyanines alone or in the presence of magnetic nanoparticles. New Journal of Chemistry. 40 (2016). p.2710-2721.
  61. Reddy, N.H.S., Patnala, S. and Kanfer, I. (2016) Investigation of Biowaivers for Immediate Release Formulations Containing BCS III Drugs, Acyclovir, Atenolol and Ciprofloxacin Hydrochloride Using Dissolution Testing. AAPS Pharmscitech 2016. p.1-8.
  62. Sekhosana, K.E. and Nyokong, T. (2016) The optical limiting of blue and green ytterbium double-decker phthalocyanines in solution and in poly(acrylic acid) as thin films. Inorganica Chimica Acta. 450 (2016). p.87-91.
  63. Sekhosana, K.E. and Nyokong, T. (2016) Optical limiting response of multi-walled carbon nanotube-phthalocyanine nanocomposite in solution and when in poly (acrylic acid). Journal of Molecular Structure. 1117 (2016). p.140-146.
  64. Sekhosana, K.E., Amuhaya, E. and Nyokong, T. (2016) Nonlinear optical behavior of neodymium mono- and bi-nuclear phthalocyanines linked to zinc oxide nanoparticles and incorporated into poly acrylic acid. Polyhedron. 105 (2016). p.159-169.
  65. Sekhosana, K.E., Manyeruke, M.H. and Nyokong, T. (2016) Synthesis and optical limiting properties of new lanthanide bisand tris-phthalocyanines. Journal of Molecular Structure. 1121 (2016). p.111-118.
  66. Ngcoza, K., Sewry, J., Chikunda, C. and Kahenge, W. (2016) Stakeholders’ Perceptions of Participation in Science Expos: A South African Case Study. African Journal of Research in Mathematics, Science and Technology Education (AJRMSTE) or African Journal of Research in MST Education. 20 (2). p.189- 199.
  67. Shumba, M. and Nyokong, T. (2016) Electrode modification using nanocomposites of boron or nitrogen doped graphene oxide and cobalt (II) tetra aminophenoxy phthalocyanine nanoparticles. Electrochimica Acta. 196 (2016). p.457-469.
  68. Shumba, M. and Nyokong, T. (2016) Characterization and Electrocatalytic Activity of Nanocomposites Consisting of Nanosized Cobalt Tetraaminophenoxy Phthalocyanine, Multiwalled Carbon Nanotubes and Gold Nanoparticles. Electroanalysis. 28 (2016). p.1478-1488.
  69. Shumba, M. and Nyokong, T. (2016) Development of nanocomposites of phosphorus-nitrogen co-doped graphene oxide nanosheets and nanosized cobalt phthalocyanines for electrocatalysis. Electrochimica Acta. 213 (2016). p.529-539.
  70. Shumba, M. and Nyokong, T. (2016) Electrocatalytic Activity of Nanocomposites of Sulphur Doped Graphene Oxide and Nanosized Cobalt Phthalocyanines. Electroanalysis. 28 (2016). p.3009-3018.
  71. Shumba, M., Mashazi, P. and Nyokong, T. (2016) “Turn on” fluorescence enhancement of Zn octacarboxyphthaloyaninegraphene oxide conjugates by hydrogen peroxide. Journal of Luminescence. 170 (2016). p.317-324.
  72. Teinkela, J.E.M., Siwe Noundou, X., Nguemfo, E.L., Meyer, F., Djoukoue, A., Van Antwerpen, P., Ngouela, S., Tsamo, E., Mpondo Mpondo, E.M., Vardamides, J.C., Azebaze, G.A.B. and Wintjens, R. (2016) Identification of compounds with antiproliferative activity from the wood of Ficus elastic Roxb. ex Hornem. aerial roots. Fitoterapia. A. 112 (2016). p.65-73.
  73. Siwe Noundou, X., Rambanapasi, C. and Krause, R.W.M. (2016) Poster Session: Experimental/Molecular Therapeutics, Pharmacogenesis I - Development and synthesis of a potential versatile theranostic nanocarrier for cancer (Abstract). European Journal of Cancer. 61 (S1). p.127.
  74. Sobola, A.O., Watkins, G.M., Van Brecht, B. and Adejoro, I.A. (2016) Synthesis, structure and theoretical studies of bis(fivecoordinate) u-O-[CuL2]2: predicting distortion toward trigonality. Journal of Coordination Chemistry. 69 (1). p.81-89.
  75. Atlabachew, M., Torto, N., Chandravanshi, B.S., Redi-Abshiro, M., Chigome, S., Mothibedi, K. and Combrinck, S. (2016) A (-)-norephedrine-based molecularly imprinted polymer for the solid-phase extraction of psychoactive phenylpropylamino alkaloids from Khat (Catha edulis Vahl. Endl.) chewing leaves. Biomedical Chromatography. 30 (2016). p.1007-1015.
  76. Phogat, N., Khan, S.A., Shankar, S., Ansary, A.A. and Uddin, I. (2016) Fate of inorganic nanoparticles in agriculture. Advanced Materials Letters. 7 (1). p.3-12.
  77. Uddin, I., Siddarthan, V., Mukhopadhyay, A. and Usmani, M.A. (2016) Nanomaterials in the Pharmaceuticals: Occurrence, Behaviour and Applications. Current Pharmaceutical Design. 22 (11). p.1472-1484.
  78. Uddin, I. and Ahmad, A. (2016) Bioinspired eco-friendly synthesis of ZrO2 nanoparticles. Journal of Materials and Environmental Science. 7 (9). p.3068-3075.
  79. Ogunlaja, A.S., Kleyi, P., Walmsley, R.S. and Tshentu, Z. (2016) Nanofiber-supported metal-based catalysts. Catalysis. 28 (1). p.144-174.
  80. Moyo, F., Tandlich, R., Madikizela, P., Chifunda, E. and Watkins, G.M. (2016) Sorption Of Trioctyl Amine To Kaolinite. Fresenius Environmental Bulletin. 25 (1). p.78-88.

 


 


2015 Research Publications

 Achadu, O.J. and Nyokong, T.

Achadu, O.J. and Nyokong, T. (2015) Interaction of Graphene Quantum Dots with 4-Acetamido-2,2,6,6-Tetramethylpiperidine-Oxyl Free Radicals: A Spectroscopic and Fluorimetric Study. JOURNAL OF FLUORESCENCE. 2015 (2015). p.1-13.

Bankole, O.M. and Nyokong, T.

Bankole, O.M. and Nyokong, T. (2015) Mercaptopyridine-substituted indium, zinc, and metal-free phthalocyanines: nonlinear optical studies in solution and on polymer matrices. JOURNAL OF COORDINATION CHEMISTRY. 68 (20). p.3727-3740.

Bankole, O.M. and Nyokong, T. (2015) Photophysical and nonlinear optical studies of tetraakynyl zincphthalocyanine and its "clicked" analogue. JOURNAL OF MOLECULAR STRUCTURE. 1089 (2015). p.107-115.

Bankole, O.M., Britton, J. and Nyokong, T.

Bankole, O.M., Britton, J. and Nyokong, T. (2015) Photophysical and non-linear optical behavior of novel tetra alkynyl terminated indium phthalocyanines: Effects of the carbon chain length. POLYHEDRON. 88 (2015). p.73-80.

Bromley, C.L.

Bromley, C.L., Raab, A., Beukes, D., Feldman, J., Jaspars, M. and Davies-Coleman, M.T. (2015) MEETING ABSTRACT: Detection of halogenated tryamine and tyrosine derivatives in extracts of Algoa Bay ascidians. PLANTA MEDICA. 81 (2015). p.29.

Chigome, S. and Torto, N.

De Almeida, L.K.S., Chigome, S., Torto, N., Frost, C.L. and Pletschke, B.I. (2015) A novel colorimetric sensor strip for the detection of glyphosate in water. SENSORS AND ACTUATORS B-CHEMICAL. 206 (2015). p.357-363.

Darko, G. and Torto, N.

Darko, G., Goethals, A., Torto, N. and De Clerck, K. (2015) Steady state electrospinning of uniform polyethersulfone nanofibers using a non-heated solvent mixture. Applied Nanoscience. 2015 (2015). p.1-9.

D'Souza, S., George, R. and Nyokong, T.

D'Souza, S., George, R., Goksel, M., Atilla, D., Durmus, M. and Nyokong, T. (2015) Enhanced triplet state yields in aqueous media of asymmetric zinc phthalocyanines when conjugated to silver nanoflowers. POLYHEDRON. 100 (2015). p.296-302.

D'Souza, S., Mashazi, P., Britton, J. and Nyokong, T.

D'Souza, S., Mashazi, P., Britton, J. and Nyokong, T. (2015) Effects of differently shaped silver nanoparticles on the photophysics of pyridylsulfanyl-substituted phthalocyanines. POLYHEDRON. 99 (2015). p.112-121.

D'Souza, S., Moeno, S. and Nyokong, T.

D'Souza, S., Moeno, S. and Nyokong, T. (2015) Effects of ZnO nanohexagons and nanorods on the fluorescence behavior of metallophthalocyanines. POLYHEDRON. 85 (2015). p.476-481.

D'Souza, S., Ogbodu, R.O. and Nyokong, T.

D'Souza, S., Ogbodu, R.O. and Nyokong, T. (2015) The effects of gold coated and uncoated zinc oxide nanohexagons on the photophysicochemical properties of the low symmetry zinc phthalocyanine. JOURNAL OF MOLECULAR STRUCTURE. 1099 (2015). p.551-559.

Faridoon, H.

Ikram, M., Rehman, S., Khan, A., Baker, R.J., Hofer, T.S., Subhan, F., Qayum, M., Faridoon, H. and Schulzke, C. (2015) Synthesis, characterization, antioxidant and selective xanthine oxidase inhibitory studies of transition metal complexes of novel amino acid bearing Schiff base ligand. INORGANICA CHIMICA ACTA. 428 (2015). p.117-126.

Faridoon, H., Olomola, T.O., Tukulula, M., Klein, R. and Kaye, P.T.

Faridoon, H., Olomola, T.O., Tukulula, M., Klein, R. and Kaye, P.T. (2015) Strong base- or acid-mediated chemoselectivity shifts in the synthesis of 2H-chromene or coumarin derivatives from common Baylis-Hillman adducts. TETRAHEDRON. 71 (2015). p.4868-4873.

Fashina, A. and Nyokong, T.

Fashina, A. and Nyokong, T. (2015) Nonlinear optical responses of tetra and mono substituted zinc phthalocyanine complexes. JOURNAL OF LUMINESCENCE. 167 (2015). p.71-79.

Fashina, A., Amuhaya, E.K. and Nyokong, T.

Fashina, A., Amuhaya, E.K. and Nyokong, T. (2015) A comparative photophysicochemical study of phthalocyanines encapsulated in core-shell silica nanoparticles. SPECTROCHIMICA ACTA PART A-MOLECULAR AND BIOMOLECULAR SPECTROSCOPY. 137 (2015). p.294-299.

Fashina, A., Amuhaya, E.K. and Nyokong, T. (2015) Photophysical studies of newly derivatized mono substituted phthalocyanines grafted onto silica nanoparticles via click chemistry. SPECTROCHIMICA ACTA PART A-MOLECULAR AND BIOMOLECULAR SPECTROSCOPY. 140 (2015). p.256-264.

Fayemi, O.E., Antunes, E.M. and Nyokong, T.

Fayemi, O.E., Ogunlaja, S.A., Antunes, E.M., Nyokong, T. and Tshentu, Z.R. (2015) The Development of Palladium(II)-Specific Amine-Functionalized Silica-Based Microparticles: Adsorption and Column Separation Studies. SEPARATION SCIENCE AND TECHNOLOGY. 50 (2015). p.1497-1506.

George, R.C. and Nyokong, T.

George, R.C., Falgenhauer, J., Geis, C., Nyokong, T. and Schlettwein, D. (2015) Characterization of porphyrin nanorods on fluoride doped tin oxide glass sheet. JOURNAL OF PORPHYRINS AND PHTHALOCYANINES. 19 (2015). p.1147-1158.

Gundhla, I.Z. and Walmsley, R.S.

Gundhla, I.Z., Walmsley, R.S., Ugirinema, V., Mnonopi, N.O., Hosten, E.C., Betz, R., Frost, C.L. and Tshentu, Z.R. (2015) pH-metric chemical speciation modeling and studies of in vitro antidiabetic effects of bis[(imidazolyl)carboxylato]oxidovanadium(IV) complexes. JOURNAL OF INORGANIC BIOCHEMISTRY. 145 (2015). p.11-18.

Ifegwu, O.C. and Torto, N.

Ifegwu, O.C., Anyakora, C. and Torto, N. (2015) Nylon 6--Gold Nanoparticle Composite Fibers for Colorimetric Detection of Urinary 1-Hydroxypyrene. Journal of Applied Spectroscopy. 82 (2). p.260-265.

Kempgens, P.

Kempgens, P. (2015) Semi-analytical description of the S=9/2 quadrupole nutation NMR experiment: multinuclear application to 113In and 115In in indium phosphide. MAGNETIC RESONANCE IN CHEMISTRY. 53 (2015). p.261-266.

Khanye, S.D.

Veale, C.G.L., Edkins, A.L., De La Mare, J.A., de Kock, C., Smith, P.J. and Khanye, S.D. (2015) Facile synthesis and biological evaluation of assorted indolyl-3-amides and esters from a single, stable carbonyl nitrile intermediate. TETRAHEDRON LETTERS. 56 (2015). p.1860-1864.

Khoza, P. and Nyokong, T.

Khoza, P. and Nyokong, T. (2015) Visible light transformation of Rhodamine 6G using tetracarbazole zinc phthalocyanine when embedded in electrospun fibers and in the presence of ZnO and Ag particles. JOURNAL OF COORDINATION CHEMISTRY. 68 (7). p.1117-1131.

 Khoza, P. and Nyokong, T. (2015) Photocatalytic behaviour of zinc tetraamino phthalocyanine-silver nanoparticles immobilized on chitosan beads. JOURNAL OF MOLECULAR CATALYSIS A-CHEMICAL. 399 (2015). p.25-32.

 Krause, R.W.M.

 Kuvarega, A.T., Krause, R.W.M. and Mamba, B.B. (2015) Evaluation of the simulated solar light photocatalytic activity of N, Ir co-doped TiO2 for organic dye removal from water. APPLIED SURFACE SCIENCE. 329 (2015). p.127-136.

 Ledwaba, M., Masilela, N., Nyokong, T. and Antunes, E.M.

 Ledwaba, M., Masilela, N., Nyokong, T. and Antunes, E.M. (2015) Surface modification of silica-coated gadolinium oxide nanoparticles with zinc tetracarboxyphenoxy phthalocyanine for the photodegradation of Orange G. JOURNAL OF MOLECULAR CATALYSIS A-CHEMICAL. 403 (2015). p.64-76.

 Litwinski, C.

 Bornyakov, V.G., Ilgenfritz, E.M., Litwinski, C., Muller-Preussker, M. and Mitrjushkin, V.K. (2015) Landau gauge ghost propagator and running coupling in SU (2) lattice gauge theory. PHYSICAL REVIEW D. 92 (2015). p.1-10.

 Lobb, K.A.

 Odame, F., Hosten, E.C., Betz, R., Lobb, K.A. and Tshentu, Z.R. (2015) Benzimidazole or Diamide From a Reaction of Diamines and Carboxylic Acids or Acid Chlorides: Crystal Structures and Theoretical Studies. ACTA CHIMICA SLOVENICA. 62 (2015). p.986-994.

 Odame, F., Hosten, E.C., Betz, R., Lobb, K.A. and Tshentu, Z.R. (2015) Characterization of some amino acid derivatives of benzoyl isothiocyanate: Crystal structures and theoretical prediction of their reactivity. JOURNAL OF MOLECULAR STRUCTURE. 1099 (2015). p.38-48.

 Hatherley, R., Brown, D.K., Musyoka, T.M., Penkler, D.L., Faya, N., Lobb, K.A. and Tastan Bishop, O. (2015) SANCDB:  a South African natural compound database. Journal of Cheminformatics. 7 (29). p.1-9.

 Lobb, K.A. (2015) Isomerization of the 2-Norbornyl Carbocation. EUROPEAN JOURNAL OF ORGANIC CHEMISTRY. 2015 (2015). p.5370-5380.

 Mack, J.

 Xue, Z., Wang, Y., Mack, J., Fang, Y., Ou , Z., Zhu, W. and Kadish, K. (2015) Synthesis and Characterization of Palladium(II) Complexes of meso-Substituted [14]Tribenzotriphyrin(2.1.1). INORGANIC CHEMISTRY. 54 (2015). p.11852-11858.

 Xue, Z., Wang, Y., Mack, J., Zhu, W. and Ou , Z. (2015) Synthesis, Characterization, and Electrochemistry of the Manganese(I) Complexes of meso-Substituted [14] Tribenzotriphyrins (2.1.1). CHEMISTRY-A EUROPEAN JOURNAL. 21 (2015). p.2045-2051.

 Wu, F., Liu, J., Mishra, P., Komeda, T., Mack, J., Chang, Y., Kobayashi, N. and Shen, Z. (2015) Modulation of the molecular spintronic properties of adsorbed copper corroles. Nature Communications. 6 (7547). p.1-8.

 Wang, S., Liu, H., Mack, J., Tian, J., Zou, B., Lu , H., Li, Z., Jiang, J. and Shen, Z. (2015) A BODIPY-based 'turn-on'' fluorescent probe for hypoxic cell imaging. CHEMICAL COMMUNICATIONS. 51 (2015). p.13389-13392.

 Mack, J. and Nyokong, T.

 Gai, L., Mack, J., Lu , H., Nyokong, T., Li , Z., Kobayashi, N. and Shen, Z. (2015) Organosilicon compounds as fluorescent chemosensors for fluoride anion recognition. COORDINATION CHEMISTRY REVIEWS. 285 (2015). p.24-51.

 Tasso, T.T., Taniyuki, F., Mack, J., Nyokong, T. and Kobayashi, N. (2015) Synthesis and Photophysical Investigation of Tetraazaporphyrin Substituted with Aggregation-Induced Emission (AIE) Active Moieties. EUROPEAN JOURNAL OF INORGANIC CHEMISTRY. 2015 (2015). p.5516-5522.

 Mack, J., Kubheka, G. and Nyokong, T.

 Chen, W., Zhang, J., Mack, J., Kubheka, G., Nyokong, T. and Shen, Z. (2015) Corrole-BODIPY conjugates: enhancing the fluorescence and phosphorescence of the corrole complex via efficient through bond energy transfer. RSC Advances. 5 (2015). p.50962-50967.

 Mack, J., Majumdar, P. and Nyokong, T.

 Wang, B.B., Zuo, H., Mack, J., Majumdar, P., Nyokong, T., Chan, K.S. and Shen, Z. (2015) Optical properties and electronic structures of axially-ligated group 9 porphyrins. JOURNAL OF PORPHYRINS AND PHTHALOCYANINES. 19 (2015). p.973-982.

 Mack, J., Stone, J. and Nyokong, T.

 Liang, X., Xu, L., Li, M., Mack, J., Stone, J., Nyokong, T., Jiang, Y., Kobayashi, N. and Zhu, W. (2015) Facile synthesis, spectroscopic and electrochemical properties, and theoretical calculations of porphyrin dimers with a bridging amide-bonded xanthene moiety. JOURNAL OF PORPHYRINS AND PHTHALOCYANINES. 19 (2015). p.819-829.

 Mack, J., Wildervanck, M. and Nyokong, T.

 Jiang, Y., Li, M., Liang, X., Mack, J., Wildervanck, M., Nyokong, T., Qin, M. and Zhu, W. (2015) Lipophilic M(α,α'-OC5H11)8phthalocyanines (M = H2 and Ni(II)): synthesis, electronic structure, and their utility for highly efficient carbonyl reductions. DALTON TRANSACTIONS. 44 (2015). p.18237-18246.

 Majumdar, P., Mack, J. and Nyokong, T.

 Majumdar, P., Mack, J. and Nyokong, T. (2015) Synthesis, characterization and photophysical properties of an acenaphthalene fused-ring-expanded NIR absorbing aza-BODIPY dye. RSC Advances. 5 (2015). p.78253-78258.

 Managa, M. and Nyokong, T.

 Managa, M. and Nyokong, T. (2015) Photodynamic antimicrobial chemotherapy activity of gallium tetra-(4-carboxyphenyl) porphyrin when conjugated to differently shaped platinum nanoparticles. JOURNAL OF MOLECULAR STRUCTURE. 1099 (2015). p.432-440.

 Managa, M., Amuhaya, E.K. and Nyokong, T.

 Managa, M., Amuhaya, E.K. and Nyokong, T. (2015) Photodynamic antimicrobial chemotherapy activity of (5,10,15,20-tetrakis(4-(4- carboxyphenycarbonoimidoyl)phenyl)porphyrinato) chloro gallium(III). SPECTROCHIMICA ACTA PART A-MOLECULAR AND BIOMOLECULAR SPECTROSCOPY. 151 (2015). p.867-874.

 Manyeruke, M.H., Olomola, T.O., Majumder, S., Isaacs, M., Klein, R. and Kaye, P.T.

 Manyeruke, M.H., Olomola, T.O., Majumder, S., Abrahams, S., Isaacs, M., Mautsa, N., Mosebi, S., Mnkandhla, D., Hewer, R., Hoppe, H.C., Klein, R. and Kaye, P.T. (2015) Synthesis and evaluation of 3-hydroxy-3-phenylpropanoate ester-AZT conjugates as potential dual-action HIV-1 Integrase and Reverse Transcriptase inhibitors. BIOORGANIC & MEDICINAL CHEMISTRY. 23 (2015). p.7521-7528.

 Maringa, A., Mashazi, P. and Nyokong, T.

 Maringa, A., Mashazi, P. and Nyokong, T. (2015) Electrocatalytic activity of bimetallic Au-Pd nanoparticles in the presence of cobalt tetraaminophthalocyanine. JOURNAL OF COLLOID AND INTERFACE SCIENCE. 440 (2015). p.151-161.

 Mkhize, C., Britton, J., Mack, J. and Nyokong, T.

 Mkhize, C., Britton, J., Mack, J. and Nyokong, T. (2015) Optical limiting and singlet oxygen generation properties of phosphorus triazatetrabenzcorroles. JOURNAL OF PORPHYRINS AND PHTHALOCYANINES. 19 (2015). p.192-204.

 Modisha, P., Antunes, E.M. and Nyokong, T.

 Modisha, P., Antunes, E.M. and Nyokong, T. (2015) Photophysical properties of zinc tetracarboxy phthalocyanines conjugated to magnetic nanoparticles. JOURNAL OF NANOSCIENCE AND NANOTECHNOLOGY. 15 (5). p.3688-3696.

Mthethwa, T. and Nyokong, T.

Mthethwa, T. and Nyokong, T. (2015) Fluorescence behavior and singlet oxygen generating abilities of aluminum phthalocyanine in the presence of nisotropic gold nanoparticles. JOURNAL OF LUMINESCENCE. 157 (2015). p.207-214.

Mthethwa, T. and Nyokong, T. (2015) Photoinactivation of Candida albicans and Escherichia coli using aluminium phthalocyanine on gold nanoparticles. PHOTOCHEMICAL & PHOTOBIOLOGICAL SCIENCES. 14 (2015). p.1346-1356.

Mugadza, T., Antunes, E.M. and Nyokong, T.

Mugadza, T., Antunes, E.M. and Nyokong, T. (2015) Synthesis of single-walled carbon nanotubes by the pyrolysis of a compression activated iron(II) phthalocyanine/phthalocyanine metal-free derivative/ferric acetate mixture. JOURNAL OF CHEMICAL SCIENCES. 127 (7). p.1191-1199.

Ngubeni, G.N., Britton, J., Mack, J., Nyokong, T. and Khene, S.

Ngubeni, G.N., Britton, J., Mack, J., New, E., Hancox, I., Walker, M., Nyokong, T., Jones, T.S. and Khene, S. (2015) Spectroscopic and nonlinear optical properties of the four positional isomers of 4α-(4-tert- butylphenoxy)phthalocyanine. Journal of Materials Chemistry C. 3 (2015). p.10705-10714.

Nxele, S.R., Mashazi, P. and Nyokong, T.

Nxele, S.R., Mashazi, P. and Nyokong, T. (2015) Electrode Modification Using Alkynyl Substituted Fe(II) Phthalocyanine via Electrografting and Click Chemistry for Electrocatalysis. ELECTROANALYSIS. 27 (2015). p.2468-2478.

Nyokong, T.

Adegoke, O., Nyokong, T. and Forbes, P.B.C. (2015) Optical properties of water-soluble L-cysteine-capped alloyed CdSeS quantum dot passivated with ZnSeTe and ZnSeTe/ZnS shells. OPTICAL MATERIALS. 46 (2015). p.548-554.

Adegoke, O., Nyokong, T. and Forbes, P.B.C. (2015) Structural and optical properties of alloyed quaternary CdSeTeS core and CdSeTeS/ZnS core-shell quantum dots. JOURNAL OF ALLOYS AND COMPOUNDS. 645 (2015). p.443-449.

Obuah, C., Lochee, Y., Jordaan, J.H.L., Otto, D.P., Nyokong, T. and Darkwa, J. (2015) (Ferrocenylpyrazolyl)zinc(II) benzoates as catalysts for the ring opening polymerization of ?-caprolactone. POLYHEDRON. 90 (2015). p.154-164.

Nyoni, S. and Nyokong, T.

Nyoni, S. and Nyokong, T. (2015) Comparative electrocatalytic studies of nanocomposites of mixed and covalently linked multiwalled carbon nanotubes and 4-(4,6-diaminopyrimidin-2-ylthio) phthalocyaninato cobalt(II). POLYHEDRON. 98 (2015). p.47-54.

Nyoni, S., Mashazi, P. and Nyokong, T.

Nyoni, S., Mashazi, P. and Nyokong, T. (2015) Iodine-Doped Cobalt Phthalocyanine Supported on Multiwalled Carbon Nanotubes for Electrocatalysis of Oxygen Reduction Reaction. ELECTROANALYSIS. 27 (2015). p.1176-1187.

Ogbodu, R.O.

Ogbodu, R.O., Omorogie, M.O., Unuabonah, E.I. and Babalola, J.O. (2015) Biosorption of Heavy Metals from Aqueous  by Parkia biglobosa Biomass: Equilibrium, Kinetics, and Thermodynamic Studies. Environmental Progress & Sustainable Energy. 34 (6). p.1694-1704.

Ogbodu, R.O. and Nyokong, T.

Ogbodu, R.O. and Nyokong, T. (2015) Enhanced triplet state parameters for zinc carboxy phenoxy phthalocyanine following conjugation to ascorbic acid: Effects of adsorption on single walled carbon nanotubes. POLYHEDRON. 90 (2015). p.175-182.

Ogbodu, R.O. and Nyokong, T. (2015) The effect of ascorbic acid on the photophysical properties and photodynamic therapy activities of zinc phthalocyanine-single walled carbon nanotube conjugate on MCF-7 cancer cells. SPECTROCHIMICA ACTA PART A-MOLECULAR AND BIOMOLECULAR SPECTROSCOPY. 151 (2015). p.174-183.

Ogbodu, R.O., Ndhundhuma, I., Karsten, A. and Nyokong, T. (2015) Photodynamic therapy effect of zinc monoamino phthalocyanine--folic acid conjugate adsorbed on single walled carbon nanotubes on melanoma cells. SPECTROCHIMICA ACTA PART A-MOLECULAR AND BIOMOLECULAR SPECTROSCOPY. 137 (2015). p.1120-1125.

Ogbodu, R.O., Limson, J., Prinsloo, E. and Nyokong, T. (2015) Photophysical properties and photodynamic therapy effect of zinc phthalocyanine-spermine-single walled carbon nanotube conjugate on MCF-7 breast cancer cell line. SYNTHETIC METALS. 204 (2015). p.122-132.

Ogbodu, R.O., Amuhaya, E.K., Mashazi, P. and Nyokong, T.

Ogbodu, R.O., Amuhaya, E.K., Mashazi, P. and Nyokong, T. (2015) Photophysical properties of zinc phthalocyanine-uridine single walled carbon nanotube - conjugates. SPECTROCHIMICA ACTA PART A-MOLECULAR AND BIOMOLECULAR SPECTROSCOPY. 149 (2015). p.231-239.

Olalekan, E.T. and Watkins, G.M.

Olalekan, E.T., Adejoro, I.A., Van Brecht, B. and Watkins, G.M. (2015) Crystal structures, spectroscopic and theoretical study of novel Schiff bases of 2-(methylthiomethyl)anilines. SPECTROCHIMICA ACTA PART A-MOLECULAR AND BIOMOLECULAR SPECTROSCOPY. 139 (2015). p.385-295.

Olomola, T.O., Klein, R. and Kaye, P.T.

Olomola, T.O., Klein, R., Caira , M.R. and Kaye, P.T. (2015) Elucidating Latent Mechanistic Complexity in Competing Acid-Catalyzed Reactions of Salicylaldehyde-Derived Baylis-Hillman Adducts. JOURNAL OF ORGANIC CHEMISTRY. 2015 (2015). p.1-12.

Oluwole, D.O. and Nyokong, T.

Oluwole, D.O. and Nyokong, T. (2015) Physicochemical behavior of nanohybrids of mono and tetra substituted carboxyphenoxy phthalocyanine covalently linked to GSH-CdTe/CdS/ZnS quantum dots. POLYHEDRON. 87 (2015). p.8-16.

Oluwole, D.O. and Nyokong, T. (2015) Comparative photophysicochemical behavior of nanoconjugates of indium tetracarboxyphenoxy phthalocyanines covalently linked to CdTe/ZnSe/ZnO quantum dots. JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY A-CHEMISTRY. 312 (2015). p.34-44.

Oluwole, D.O., Britton, J., Mashazi, P. and Nyokong, T.

Oluwole, D.O., Britton, J., Mashazi, P. and Nyokong, T. (2015) Synthesis and photophysical properties of nanocomposites of aluminum tetrasulfonated phthalocyanine covalently linked to glutathione capped CdTe/CdS/ZnS quantum dots. SYNTHETIC METALS. 205 (2015). p.212-221.

Osifeko, O.L. and Nyokong, T.

Osifeko, O.L., Durmus, M. and Nyokong, T. (2015) Physicochemical and photodynamic antimicrobial chemotherapy studies of mono- and tetra-pyridyloxy substituted indium(III) phthalocyanines. JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY A-CHEMISTRY. 301 (2015). p.47-54.

Patnala, S.

Patnala, S. and Kanfer, I. (2015) Medicinal use of Sceletium:  Characterization of Phytochemical Components of Sceletium Plant Species using HPLC with UV and Electrospray Ionization - Tandem Mass Spectroscopy. JOURNAL OF PHARMACY AND PHARMACEUTICAL SCIENCES. 18 (4). p.414-423.

Pule, B.O., Degni, S. and Torto, N.

Pule, B.O., Degni, S. and Torto, N. (2015) Electrospun fibre colorimetric probe based on gold nanoparticles for on-site detection of 17ß-estradiol associated with dairy farming effluents. WATER SA. 41 (1). p.27-32.

Sanusi, K. and Nyokong, T.

Sanusi, K. and Nyokong, T. (2015) Enhanced optical limiting behaviour of indium phthalocyanine derivatives when in solution or embedded in poly(acrylic acid) or poly(methyl methacrylate) polymers. JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY A-CHEMISTRY. 303-304 (2015). p.44-52.

Sanusi, K., Britton, J. and Nyokong, T.

Zongo, S., Sanusi, K., Britton, J., Mthunzi, P., Nyokong, T., Maaza, M. and Sahraoui, B. (2015) Nonlinear optical properties of natural laccaic acid dye studied using Z-scan technique. OPTICAL MATERIALS. 46 (2015). p.270-275.

Sanusi, K., Stone, J. and Nyokong, T.

Sanusi, K., Stone, J. and Nyokong, T. (2015) Nonlinear optical behaviour of indium-phthalocyanine tethered to magnetite or silica nanoparticles. NEW JOURNAL OF CHEMISTRY. 39 (2015). p.1665-1677.

Sekhosana, K.E. and Nyokong, T.

Sekhosana, K.E. and Nyokong, T. (2015) The nonlinear absorption in new lanthanide double decker pyridine-based phthalocyanines in solution and thin films. OPTICAL MATERIALS. 47 (2015). p.211-218.

Sekhosana, K.E., Amuhaya, E.K. and Nyokong, T.

Sekhosana, K.E., Amuhaya, E.K. and Nyokong, T. (2015) Nanosecond nonlinear optical limiting properties of new trinuclear lanthanide phthalocyanines in solution and as thin films. POLYHEDRON. 85 (2015). p.347-354.

Sekhosana, K.E., Amuhaya, E.K., Khene, S. and Nyokong, T.

Sekhosana, K.E., Amuhaya, E.K., Khene, S. and Nyokong, T. (2015) Synthesis, photophysical and nonlinear optical behavior of neodymium based trisphthalocyanine. INORGANICA CHIMICA ACTA. 426 (2015). p.221-226.

Siwe Noundou, X. and Krause, R.W.M.

Siwe Noundou, X., Krause, R.W.M., van Vuuren, S.F., Ndinteh, D.T. and Olivier, D.K. (2015) Antibacterial effects of Alchornea cordifolia (Schumach. and Thonn.) Müll. Arg extracts and compounds on gastrointestinal, skin, respiratory and urinary tract pathogens. JOURNAL OF ETHNOPHARMACOLOGY. 2015 (2015). p.1-7.

Taylor, J., Litwinski, C., Nyokong, T. and Antunes, E.M.

Taylor, J., Litwinski, C., Nyokong, T. and Antunes, E.M. (2015) Synthesis and characterization of Na(Y,Gd)F4 upconversion nanoparticles and an investigation of their effects on the photophysical properties of an unsubstituted tetrathiophenoxy phthalocyanine. JOURNAL OF NANOPARTICLE RESEARCH. 17 (2015). p.1-18.

Taylor, J., Litwinski, C., Nyokong, T. and Antunes, E.M. (2015) Fluorescence Behaviour of an Aluminium Octacarboxy Phthalocyanine - NaYGdF4:Yb/Er Nanoparticle Conjugate. JOURNAL OF FLUORESCENCE. 25 (2015). p.489-501.

Torto, N.

Koosaletse-Mswela, P., Przybylowicz, W.J., Cloete, K.J., Barnabas, A.D., Torto, N. and Mesjasz-Przybylowicz, J. (2015) Quantitative mapping of elemental distribution in leaves of the metallophytes Helichrysum candolleanum, Blepharis aspera, and Blepharis diversispina from Selkirk Cu--Ni mine, Botswana. NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS. 363 (2015). p.188-193.

Torto, N., Chigome, S. and Mothibedi, K.

Atlabachew, M., Torto, N., Chandravanshi, B.S., Redi-Abshiro, M., Chigome, S., Mothibedi, K. and Combrinck, S. (2015) A (-)-norephedrine-based molecularly imprinted polymer for the solid-phase extraction of psychoactive phenylpropylamino alkaloids from Khat (@@Catha edulis## Vahl.Endl.) chewing leaves. BIOMEDICAL CHROMATOGRAPHY. 2015 (2015). p.1-9.

 Tshangana, C. and Nyokong, T.

Tshangana, C. and Nyokong, T. (2015) The Photophysical Properties of Multi-Functional Quantum Dots-Magnetic Nanoparticles-IndiumOctacarboxyphthalocyanine Nanocomposite. JOURNAL OF FLUORESCENCE. 25 (2015). p.199-210.

Tshangana, C. and Nyokong, T. (2015) Photophysical properties gallium octacarboxy phthalocyanines conjugated to CdSe@ZnS quantum dots. SPECTROCHIMICA ACTA PART A-MOLECULAR AND BIOMOLECULAR SPECTROSCOPY. 151 (2015). p.397-404.

Tshangana, C. and Nyokong, T. (2015) Improved triplet state parameters for indium octacarboxy phthalocyanines when conjugated to quantum dots and magnetite nanoparticles. JOURNAL OF MOLECULAR STRUCTURE. 1089 (2015). p.161-169.

Veale, C.G.L., Young, R.M. and Lobb, K.A.

Veale, C.G.L., Zoraghi, R., Young, R.M., Morrison, J.P., Pretheeban, M., Lobb, K.A., Reiner, N.E., Andersen, R.J. and Davies-Coleman, M.T. (2015) Synthetic Analogues of the Marine Bisindole Deoxytopsentin: Potent Selective Inhibitors of MRSA Pyruvate Kinase. JOURNAL OF NATURAL PRODUCTS. 78 (2015). p.355-362.

Watkins, Z., Taylor, J., D'Souza, S., Britton, J. and Nyokong, T.

Watkins, Z., Taylor, J., D'Souza, S., Britton, J. and Nyokong, T. (2015) Fluorescence Behaviour and Singlet Oxygen Production of Aluminium Phthalocyanine in the Presence of Upconversion Nanoparticles. JOURNAL OF FLUORESCENCE. 25 (2015). p.1417-1429.

Young, R.M., Adendorff, M.R. and Davies-Coleman, M.T.

Young, R.M., Adendorff, M.R., Wright, A.D. and Davies-Coleman, M.T. (2015) Antiplasmodial activity: The first proof of inhibition of heme crystallization by marine isonitriles. EUROPEAN JOURNAL OF MEDICINAL CHEMISTRY. 93 (2015). p.373-380.

Peer-reviewed Proceedings

Krause, R.W.M.

Bambo, M.F., Moutloali, R.M. and Krause, R.W.M. Polymer Nanocomposite of PVDF/Organoclay-Copper Nanoparticles hybrid: Synthesis and Characterization. 7th International Symposium on Macro- and Supramolecular Architechtures and Materials. Emperor's Palace Convention Centre, Johannesburg. South Africa. November 2014.

Ngomane, N. and Krause, R.W.M.

Ngomane, N., Torto, N., Krause, R.W.M. and Vilakazi, S. A colormetric probe for dopamine based on fold nanoparticles-electrospun nanofibre composite. 7th International Symposium On Macro- and Supramolecular Architechtures and Materials. Emperor's Palace Convention Centre, Johannesburg. South Africa. November 2014.

2014 Research Publications

1. Phumelele Kleyi, Carminta Frost, Zenixole Tshentu, Nelson Torto. Electrospun nylon 6 nanofibers incorporated with 2-substituted N-alkylimidazoles and their silver(I) complexes for antimicrobial applications, Journal of Applied Polymer Science, 131(2), 2014, 39783.


2. A.S. Ogunlaja, O.S. Alade, E.O. Odebunmi, A. Majavu, N. Torto and Z.R. Tshentu, The ratios of vanadium-to-nickel and phenanthrene-to-dibenzothiophene as means of identifying petroleum source and classification of Nigeria crude oils. Petroleum Science and Technology, 32(19), 2014, 2283-2291.


3. Adeniyi S. Ogunlaja, Carol du Sautoy, Nelson Torto, Zenixole R. Tshentu, Design, fabrication and evaluation of intelligent sulfone-selective polybenzimidazole nanofibers. Talanta, 126, 2014, 61–72.


4. Adeniyi S. Ogunlaja, Matthew J. Coombes, Nelson Torto, Zenixole R. Tshentu, The adsorptive extraction of oxidised sulfur-containing compounds from fuels by using molecularly imprinted chitosan materials. Reactive and Functional Polymers 81, 2014, 61-76.


5.    Joyce D. Sewry, Sarah R. Glover, Timothy G. Harrison, Dudley E.
Shallcross, Kenneth M. Ngcoza. "Offering community engagement activities to
increase chemistry knowledge and confidence for teachers and students" J.
Chem. Educ. 2014. dx.doi.org/10.1021/ed400495m

6. Sewry, J., & Mokilane, P.  A Rasch analysis to determine the
difficulty of the National Senior Certificate Mathematics examination.
Perspectives in education: standards in education and training: the
challenge, 2014, 32(1), 192-209.


Reddy, M., Sewry, J.D. Short paper. "Service-Learning: an insight into
chemical education". SAARMSTE 2014 Conference. Port Elizabeth, 13 - 16
January 2014

7.    “The coordination and extractive chemistry of the later 3d transition metals with bis((1R-benzimidazol-2-yl)methyl)sulphide” N. Magwa, E. Horsten, G.M Watkins and Z. R. Tshentu   Journal of Coordination Chemistry Vol. 66, No. 1, 10 January 2013, 114–125 (DOI:  10.1080/00958972.2012.748192)

8.    “Antimicrobial activity and Cu(II) complexes of Schiff bases derived from ortho-aminophenol and salicylaldehyde derivatives” Abdullahi Owolabi Sobola and Gareth Mostyn Watkins Journal of Chemical and Pharmaceutical Research, 2013, 5(10):147-154 (ISSN : 0975-7384 CODEN(USA) : JCPRC5)

9.     “Synthesis, Characterisation and antimicrobial activity of Copper(II) complexes of some o-substituted aniline Schiff bases; Crystal structure of bis(2-methoxy-6-imino)methylphenol copper(II) complex”     AO Sobola, GM Watkins and B van Brecht. South African Journal of Chemistry (2014) 67, 45-51  ( ISSN 03794350) - B van Brecht(staff NMMU)


10.    “Copper(II) complexes of 2-(methylthiomethyl)anilines: Spectral, structural properties and in vitro antimicrobial activity," by Temitope Elizabeth Olalekan, Denzil Ronald Beukes, Bernardus Van Brecht and Gareth Mostyn Watkins  Journal of Inorganic Chemistry, (2014), 2014, Article ID 769573, 10 pages http://dx.doi.org/10.1155/2014/769573 D Beukes  (staff Pharmacy)  B van Brecht(staff NMMU)

11.    “Investigation of a Mixed Metal Organic Framework compound involving Nickel(II), Zinc(II) And 1, 2, 4, 5-Benzenetetracarboxylic Acid.” Ivan. M. Hodgson, Gareth M. Watkins, Kevin A. Lobb and Eric Hosten.    INORG2013 Conference, Southern Sun Elangeni Hotel, Durban, South Africa .30th June – 4th July 2013. (oral presentation) - Eric Hosten (staff NMMU)


12.    “Exploiting amine extractants for separation of base metals” Adeleleye I Okewole; Nomampondo P Magwa; Gareth M Watkins and Zeni R Tshentu; INORG2013 Conference, Southern Sun Elangeni Hotel, Durban, South Africa. 30th June – 4th July 2013.    (collaborator poster presentation)

13.    “The comparative difference between the coordination of acetic acid and water in a Ni(II) Metal Organic Framework using the 1,2,4.5-benzenetetracarboxylic acid ligand” I. M. Hodgson, G. M. Watkins,  K. A. Lobb & E. Hosten. 41st SACI Convention River Park Conference Center East London, South Africa, 1st - 6st December 2013.     (student lecture presentation) - Eric Hosten (staff NMMU)


14.    “Copper(II) complexes of 2-(methylthiomethyl)anilines: spectral, structural, electrochemical property  and in vitro antimicrobial activity” T Olalekan, GM Watkins, D Beukes  & B Van Brecht. 41st SACI Convention River Park Conference Center East London, South Africa, 1st - 6st December 2013.  (poster presentation) , D Beukes  (staff Pharmacy) & B Van Brech (staff NMMU)

15.    “Structural shifts reacting to Thermal events in XRPD for a Ni(II)  complex containing the 1, 2, 4, 5-benzenetetracarboxyate ligand.” I. M. Hodgson and G. M. Watkins.  TOPAZ Workshop &Southern African Powder Diffraction Conference and Workshop. University of Witwatersrand, Johannesburg, South Africa, 25th - 31st Jan 2014.  (student poster presentation)

16.    “Studies on Schiff/Mannich Bases of Salicyaldehyde and their Copper Complexes” Ayowole O. Ayeni, Gareth M. Watkins  Symposium on Chemico- and Biomedicinal Research, Rhodes University, Monday, 27 October, 2014.  (student oral & poster presentation)

17.    “Studies on quinoline Schiff bases and their metal(II) complexes [Co, Ni & Cu] as potential antimalarial lead drugs.” M.I. Barde, D.R. Beukes and G.M. Watkins..  Symposium on Chemico- and Biomedicinal Research, Rhodes University, Monday, 27 October, 2014. (student poster presentation) D Beukes  (staff Pharmacy)


18.  AT Kuvarega, RWM Krause, BB Mamba “Evaluation of the simulated solar light photocatalytic activity of N, Ir co-doped TiO< sub> 2</sub> for organic dye removal from water, Applied Surface Science, 2015, 329, 127-136

19.  OF Olorundare, TAM Msagati, RWM Krause, JO Okonkwo, BB Mamba, “ Preparation and use of maize tassels’ activated carbon for the adsorption of phenolic compounds in environmental waste water samples”, Environmental Science and Pollution Research, (2014), 1-13

20.  AT Kuvarega, RWM Krause, BB Mamba, “Comparison between Base Metals and Platinum Group Metals in Nitrogen, M Codoped TiO 2 (M= Fe, Cu, Pd, Os) for Photocatalytic Removal of an Organic Dye in Water”, Journal of Nanomaterials, 2014, http://dx.doi.org/10.1155/2014/962102

21.  S Mpofu, DT Ndinteh, SF van Vuuren, DK Olivier, RWM Krause, “Interactive efficacies of< i> Elephantorrhiza elephantina</i> and< i> Pentanisia prunelloides</i> extracts and isolated compounds against gastrointestinal bacteria”, South African Journal of Botany 94, (2014) 224-230

22.   HM Nanjundaswamy, RWM Krause, “GNP Assisted Rapid, Efficient and Green Synthesis of Bis (indolyl) Methanes in Water”, Advanced Science, Engineering and Medicine 6 (5), (2014) 612-617


23.   T Ndlovu, AT Kuvarega, OA Arotiba, S Sampath, RW Krause, BB Mamba, “Exfoliated graphite/titanium dioxide nanocomposites for photodegradation of eosin yellow”, Applied Surface Science 300, (2014), 159-164


24.  MCY Fomogne-Fodjo, S Van Vuuren, DT Ndinteh, RWM Krause, “Antibacterial activities of plants from Central Africa used traditionally by the Bakola pygmies for treating respiratory and tuberculosis-related symptoms”, Journal of Ethnopharmacology, Volume 155, Issue 1, 8 August 2014, Pages 123–131

25.  TJ Matshaya, AE Lanterna, AM Granados, RWM Krause, B Maggio, “Distinctive interactions of oleic acid covered magnetic nanoparticles with saturated and unsaturated phospholipids in Langmuir monolayers”, Langmuir, 2014, 30 (20), pp 5888–5896


26.  SJ Mpofu, TAM Msagati, RWM Krause , “Synthesis of liposomes using-phosphotidycholine and metabolites obtained from Elephantorrhiza elephantina and Pentanisia prunelloides”, African Journal of Biotechnology 13 (12), (2014), 1402-1412

27.  OF Olorundare, TAM Msagati, RWM Krause, JO Okonkwo, BB Mamba, “Activated Carbon from Lignocellulosic Waste Residues: Effect of Activating Agent on Porosity Characteristics and Use as Adsorbents for Organic Species”, Water, Air, & Soil Pollution 225 (3), (2014), 1-14

28.  X Siwe Noundou, RWM Krause, SF van Vuuren, D Tantoh Ndinteh, “Antibacterial activity of the roots, stems and leaves of< i> Alchornea floribunda</i>”, of Ethnopharmacology 151 (2), (2014), 1023-1027

29.  OF Olorundare, TAM Msagati, RWM Krause, JO Okonkwo, BB Mamba, “Steam activation, characterisation and adsorption studies of activated carbon from maize tassels”, Chemistry and Ecology, Vol 30, Issue 5, (2014), 473-490

30.  OF Olorundare, TAM Msagati, RWM Krause, JO Okonkwo, BB Mamba, “Polyurethane composite adsorbent using solid phase extraction method for preconcentration of metal ion from aqueous solution”, International Journal of Environmental Science and Technology, (2014), 29 July, 1-12

31.  SJ Mpofu, OA Arotiba, L Hlekelele, DT Ndinteh, RW Krause , “Determination of catechins from Elephantorrhiza elephantina and Pentanisia prunelloides using voltammetry and UV spectroscopy.”, Natural product communications 9 (1), (2014), 41-43

32.  S Moeno, RWM Krause, EA Ermilov, W Kuzyniak, M Höpfner,  “Synthesis and characterization of novel zinc phthalocyanines as potential photosensitizers for photodynamic therapy of cancers”, Photochemical & Photobiological Sciences 13 (6), (2014), 963-970

33.  SJ Mpofua, TAM Msagati, RWM Krause, “Cytotoxicity, phytochemical analysis and antioxidant activity of crude extracts from rhizomes of Elephantorrhiza elephantina and Pentanisia prunelloides.”, African Journal of Traditional, Complementary & Alternative Medicines 11 (1), (2014), 34-52


34. Evaluation of Baylis-Hillman routes to 3-(aminomethyl)coumarin derivatives

Idris Olasupo, Nathan R. Rose, Rosalyn Klein, Luqman A. Adams, Oluwole B. Familoni

and Perry T. Kaye,*

Synth. Commun. 2014, 44(2), 251-258.

 

2015 Research Publications

1.    Racheal O. Ogbodu, Edith K. Amuhaya, Philani Mashazi, Tebello Nyokong. Photophysical properties of zinc phthalocyanine–uridine single walled carbon nanotube – conjugates. Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy. 149: 231–239
    doi.org/10.1016/j.saa. 2015.04.040

2.    S. Zongoa, b, , , K. Sanusie, J. Brittone, P. Mthunzid, T. Nyokonge, M. Maazaa, b, B. Sahraouic. Nonlinear optical properties of natural laccaic acid dye studied using Z-scan technique. Optical Materials.
    doi.org/10.1016/j.optm at.2015.04.031

3.    Racheal O. Ogbodu, Tebello Nyokong. Enhanced triplet state parameters for zinc carboxy phenoxy phthalocyanine following conjugation to ascorbic acid: Effects of adsorption on single walled carbon nanotubes. Polyhedron. 90: 175–182
    doi.org/10.1016/j.poly .2015.01.032

4.    Collins Obuaha, Yemanlall Locheea, Johan H.L. Jordaanb, Daniel P. Ottob, Tebello Nyokongc, James Darkwaa. (Ferrocenylpyrazolyl)zinc(II) benzoates as catalysts for the ring opening polymerization of ε-caprolactone. Polyhedron. 90: 154–164
    doi.org/10.1016/j.poly .2015.02.007

5.    Jessica M. Taylor, Christian Litwinski, Tebello Nyokong, Edith M. Antunes. Synthesis and characterization of Na(Y,Gd)F4 upconversion nanoparticles and an investigation of their effects on the photophysical properties of an unsubstituted tetrathiophenoxy phthalocyanine. Journal of Nanoparticle Research. 17:85.
    doi.org/10.1007/s11051 -015-2889-5

6.    O. F. Olorundare, T. A. M. Msagati, R. W. M. Krause, J. O. Okonkwo, B. B. Mamba. Preparation and use of maize tassels’ activated carbon for the adsorption of phenolic compounds in environmental waste water samples. Environmental Science and Pollution Research. 22, 8: 5780-5792
    doi.org/10.1007/s11356 -014-3742-6

7.    Stephen Nyoni, Philani Mashazi and Tebello Nyokong. Iodine-Doped Cobalt Phthalocyanine Supported on Multiwalled Carbon Nanotubes for Electrocatalysis of Oxygen Reduction Reaction. Electroanalysis. 27, 5: 1176–1187
    doi: 10.1002/elan.201400499

8.    Phindile Khozaa & Tebello Nyokong. Visible light transformation of Rhodamine 6G using tetracarbazole zinc phthalocyanine when embedded in electrospun fibers and in the presence of ZnO and Ag particles. Journal of Coordination Chemistry. 68, 7: 1117-1131
    doi: 10.1080/00958972.2015.1013944

9.    Phumelele Kleyi, Valencia Jacobsb, Choon-Ki Nac, Carminita L. Frostd, Zenixole R. Tshentue* & Nelson Torto. Fabrication and Antibacterial Activity of Electrospun Nylon 6 Nanofibers Grafted With 2-Substituted Vinylimidazoles. International Journal of Polymeric Materials. 64, 6: 287-298
    doi:10.1080/00914037.2014.945202

10.    Mpho Ledwaba, Nkosiphile Masilela, Tebello Nyokong, Edith Antunes. Surface modification of silica-coated gadolinium oxide nanoparticles with zinc tetracarboxyphenoxy phthalocyanine for the photodegradation of Orange G. Journal of Molecular Catalysis A: Chemical. 403: 64–76
    doi:10.1016/j.molcata.2015.03.023

11.    Phumelele Kleyia, Valencia Jacobsb, Choon-Ki Nac, Carminita L. Frostd, Zenixole R. Tshentu    & Nelson Torto.  Fabrication and Antibacterial Activity of Electrospun Nylon 6 Nanofibers Grafted With 2-Substituted Vinylimidazoles. p. 287-298.

         DOI: 10.1080/00914037.2014.945202

12.   Phindile Khozaa & Tebello Nyokong. Visible light transformation of Rhodamine 6G using tetracarbazole zinc phthalocyanine when embedded in electrospun fibers and in the presence of ZnO   and Ag particles. P. 1117-1131. DOI:10.1080/00958972.2015.1013944

13.  Stephen Nyoni, Philani Mashazi andTebello Nyokong. Iodine-Doped Cobalt Phthalocyanine Supported on Multiwalled Carbon Nanotubes for Electrocatalysis of Oxygen Reduction Reaction. 27. pages 1176–1187, May 2015.

14.   O. F. Olorundare, T. A. M. Msagati, R. W. M. Krause, J. O. Okonkwo, B. B. Mamba. Preparation and use of maize tassels’ activated carbon for the adsorption of phenolic compounds in environmental waste water samples. April 2015, Volume 22, Issue 8, pp 5780-5792



15.   Jessica M. Taylor, Christian Litwinski, Tebello Nyokong, Edith M. Antunes. Synthesis and characterization of Na(Y,Gd)F4 upconversion nanoparticles and an investigation of their effects on the photophysical properties of an unsubstituted tetrathiophenoxy phthalocyanine. Journal of Nanoparticle Research. February 2015, 17:85


16.   Colin Mkhize, Jonathan Britton, John Mack, Tebello Nyokong. Optical limiting and singlet oxygen generation properties of phosphorus triazatetrabenzcorroles. Porphyrins Phthalocyanines 19, 192 (2015).  doi: 10.1142/S1088424614501065.

 

2013 Research Publications

2012 Research Publications

2011 Research Publications

2010 Research Publications

2009 Research Publications

Last Modified :Fri, 11 May 2018 11:36:19 SAST