Nanotechnology and Water Sustainability Research Unit

AT Kuvarega

College of Science, Engineering and Technology
School of Science
Nanotechnology and Water Sustainability (NanoWS) Reserach Unit
Senior Lecturer
Tel: 0116709198
E-mail: kuvarat@unisa.ac.za

Qualifications

  • PhD Chemistry (UJ, South Africa,  2013)
  • MSc Analytical Chemistry (UZ, Zimbabwe, 2003)
  • BSc Honours (UZ, Zimbabwe, 1994)

NRF Rating

C2

Currently teaching

  • Analytical Chemistry
  • Material Science

Fields of academic interests

  • Photocatalysis
  • Membrane Technology
  • Water Treatment

Field of Specialisation

  • Analytical Chemistry
  • Material Science

Books

  •  Book Chapters
  • Sarre M.K.  Nzaba, Bhekie B. Mamba and Alex T. Kuvarega. (2019). Platinum Group Metal Based Nanocatalysts for Environmental Decontamination in Nanocatalysts, Indrajit Sinha (Ed), InTech, Croatia, ISBN 978-953-51-7849-1

 

  • Kuvarega A.T., Mishra A. and Mamba B.B. (2017). Hybrid ceramic materials for environmental applications in Sol-Gel Based Nanoceramic Material, A. Mishra (Ed), Springer, ISBN 978-3-319-49510-1

 

  • Kuvarega A.T., Shivani B. and Mamba B.B. (2016). Smart composite materials for environmental decontamination in Advanced Environmental Analysis: Application of Nanomaterials, Vol 2, SM Hussein, B. Kharisov (Eds), RSC, ISBN 978-1-78262-906-1

 

  • Kuvarega A.T. and Mamba B.B. (2016). Photocatalytic membranes for efficient water treatment in Semiconductor Photocatalysis - Materials, Mechanisms and Applications, Wenbin Cao (Ed), InTech, Croatia, ISBN 978-953-51-4661-2.

Journal articles

  • Sebabatso Maifadi, Sabelo Dalton Mhlanga, Edward Ndumiso Nxumalo, Machawe Mxolisi Motsa, Alex Tawanda Kuvarega. (2020). Analysis and pretreatment of beauty hair salon wastewater using a rapid granular multimedia filtration system, Journal of Water Process Engineering 33, 101050
  • M.E. Malefane, U Feleni, A.T. Kuvarega, (2019). Cobalt (II/III) oxide and tungsten (VI) oxide p-n heterojunction photocatalyst for photodegradation of diclofenac sodium under visible light, Journal of Environmental Chemical Engineering, 103560, https://doi.org/10.1016/j.jece.2019.103560
  • Sarre K. M. Nzaba, Hlengilizwe H. Nyoni, Bhekie B. Mamba, and Alex T. Kuvarega, (2019). Comparative study of dendrimer-templated nitrogen-platinum co–doped TiO2 for the photocatalytic degradation of azo dyes in contaminated water, ChemistrySelect, 4, 12156 – 12163.
  • Al Sarihi Fatema, Al Marzouqi Faisal, Kuvarega Alex T, Karthikeyan Sreejith, Selvaraj, Rengaraj. (2019). Easy conversion of BiOCl plates to flowers like structure to enhance the photocatalytic degradation of endocrine disrupting compounds, Materials Research Express, https://doi.org/10.1088/2053-1591/ab4de0.
  • R Muvhiiwa, A Kuvarega, E Maphla, A Muleja (2019). Study of biochar from pyrolysis and gasification of wood pellets in a nitrogen plasma reactor for design of biomass processes, Journal of Environmental Chemical Engineering, 103391
  • Rasheeda Al Abri, Faisal Al Marzouqi, Alex T Kuvarega, Mohammed A Meetani, Salma MZ Al Kindy, Sreejith Karthikeyan, Younghun Kim and Rengaraj Selvaraj (2019). Nanostructured cerium-doped ZnO for photocatalytic degradation of pharmaceuticals in aqueous solution, Journal of Photochemistry and Photobiology A: Chemistry, 112065.
  • Potlako J Mafa, Bulelwa Ntsendwana, Bhekie B Mamba, and Alex Tawanda Kuvarega (2019). Visible Light Driven ZnMoO4/BiFeWO6/RGO Z-Scheme Photocatalyst for the Degradation of Anthraquinonic Dye. J. Phys. Chem. C, 123, 33, 20605 – 20616.
  • Mope E. Malefane, Bulelwa Ntsendwana, Potlako J. Mafa, Nonhlangabezo Mabuba, Usisipho Feleni, Alex T. Kuvarega. (2019). In-Situ Synthesis of Tetraphenylporphyrin/Tungsten (VI) Oxide/Reduced Graphene Oxide (TPP/WO3/RGO) Nanocomposite for Visible Light Photocatalytic Degradation of Acid Blue 25, ChemistrySelect 4, 8379 – 8389.
  • M.E. Malefane, U. Feleni and A.T. Kuvarega (2019). Tetraphenylporphyrin/WO3/exfoliated graphite nanocomposite for photocatalytic degradation of an acid dye under visible light irradiation, New Journal of Chemistry, 43, 11348 – 11362.
  • Nomcebo P. Khumalo, Gcina D. Vilakati, Sabelo D. Mhlanga, Alex T. Kuvarega, Bhekie B. Mamba, Jianxin Li, Derrick S. Dlamini (2019). Dual-functional ultrafiltration nano-enabled PSf/PVA membrane for the removal of Congo red dye, Journal of Water Process Engineering, 31, 100878.

PATENTS:

  • Mamadou S. Diallo, Madhusudhana Rao Kotte, Alex T. Kuvarega (2016). Dendrimer particles and related mixed matrix filtration membranes, compositions, methods and systems. (WO2016123594A1)

Google scholar link

https://scholar.google.co.za/citations?user=yTNVmy8AAAAJ&hl=en

ORCID Link

https://orcid.org/0000-0002-7452-0442

Professional positions, fellowships & awards

  • South African Chemical Institute (SACI) Registered Member and Professional Chemist (PrChemSA) – Registration Number 17422
  • Member of the South African Chemical Institute (SACI) – Membership Number – 17422
  • South African Council for Natural Scientific Professions (SACNASP) Registered Professional Natural Scientist (Pr.Sci.Nat.) – Registration number: 400187/16
  • NRF C2 Rated Researcher
  • WRC Research Grant      
  • NRF Competitive Support for Unrated Researchers           
  • NRF Oman/South Africa Research Cooperation Programme          
  • SASOL University Collaboration Programme         
  • NRF/DST Innovation Scholarship for Non-South African Citizens  

Projects

  • Modified semiconductor photocatalysts for removal of organic pollutants in water
  • Photoelectrocatalytic systems for pollutant removal from water
  • Photocatalytic systems for air purification
  • Catalytic mixed matrix membranes for material recovery
  • Integrated AOPs-Membrane technology for water treatment