My published work spans functional porphyrins and BODIPY dyes, catalytic oxygen reduction and molecular chemosensing.

  1. Photodynamic antimicrobial activities of halogenated 3,5-dimethyl- and 1,3,5,7-tetramethyl-meso-pentafluorophenyl BODIPY dyes

    A. K. May, C. Chiyumba, J. Harris, J. Mack and T. Nyokong

    Journal of Porphyrins and Phthalocyanines 2022, 26, 691–700.

    DOI: 10.1142/S1088424622500535

    Contribution: I designed the compound series and led its synthesis, structure–activity analysis and analytical characterisation.

  2. Promotion of Catalytic Oxygen Reduction Reactions: The Utility of Proton Management Substituents on Cobalt Porphyrins

    Y. Wei, L. Zhao, R. Yuan, Z. Xue, J. Mack, C. Chiyumba, T. Nyokong and J. Zhang

    Inorganic Chemistry 2022, 61, 13085–13095.

    DOI: 10.1021/acs.inorgchem.2c01591

    Contribution: I synthesised and characterised the cobalt-porphyrin catalyst series underpinning the study.

  3. A simple quinoline-thiophene Schiff base turn-off chemosensor for Hg²⁺ detection: spectroscopy, sensing properties and applications

    B. Musikavanhu, S. Muthusamy, D. Zhu, Z. Xue, Q. Yu, C. N. Chiyumba, J. Mack, T. Nyokong, S. Wang and L. Zhao

    Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 2022, 264, 120338.

    DOI: 10.1016/j.saa.2021.120338

    Contribution: A collaborative study of a turn-off fluorescent chemosensor for Hg²⁺ detection.

Selected presentations

  • BioTrans 2025, Basel, Switzerland — poster presentation.
  • Canada–UK Joint Symposium on Inorganic Chemistry 2025, Quebec, Canada — poster presentation supported by an RSC Travel Grant.
  • 16th Pan Africa Chemistry Network Congress 2024, Nairobi, Kenya — oral presentation supported by the RSC Pan Africa Chemistry Network Congress Fund.