021 650 1837 info@cchange.ac.za

Dr. Linda Jewell
Chair of Department: Civil and Chemical Engineering
Tel: +27 11 471 2761
Email: jewelll@unisa.ac.za

Professor Linda Jewell is the Head of the Department of Civil and Chemical Engineering at Unisa. Her areas of specialisation include Fischer-Tropsch synthesis and environmental catalysis.

1993 – 1996 PhD ” Decomposition of NOx gases under Oxidizing Conditions ” supervised by Profs N.J. Coville, D. Glasser, D. Hildebrandt and V.D. Sokolovskii, University of the Witwatersrand.

Employment History
Ad hominum promotion to Professor

Jan 2013 – current
Chair of Department, Department of Civil and Chemical Engineering, University of South Africa.

Oct 2010
Ad hominum promotion to Associate Professor.

June 2004
Senior Lecturer, School of Chemical and Metallurgical Engineering, University of the Witwatersrand.

Sept 1999
Senior Research Officer, School of Process and Materials Engineering, University of the Witwatersrand.

Feb 1999
Chemical Engineer/Project Leader, CSIR Division of Bio/Chemical Technologies. (AECI RDD was sold to the CSIR on 1 February 1999.)

Oct 1997
Senior Process Development Engineer, AECI Research and Development Department (RDD), Modderfontein. (Including a 5 month secondment to AECI Bioproducts, Umbogintwini.)

July 1996
Postdoctoral Scholar at the Center for Applied Energy Research, Lexington, Kentucky. Topic of Research: Selective Hydrogenation of Acetylene over supported Pd catalysts.


Sitha, L.L. Jewell, S.J. Piketh, G. Fourie
A Quantum Chemical Calculation of the Potential Energy Surface in the formation of HOSO2 from OH + SO2
Atmospheric Environment 45 (2011) 745-754.

Xiong, M.A.M. Motchelaho, M. Moyo, L.L. Jewell, N.J. Coville
Correlating the preparation and performance of cobalt catalysts supported on carbon nanotubes and carbon spheres in the Fischer-Tropsch synthesis
Journal of Catalysis 278 (2011) 26-40.

M.A.M. Motchelaho, H. Xiong, M. Moyo, L.L. Jewell, N.J. Coville
Effect of acid treatment on the surface of multiwalled carbon nanotubes prepared from Fe-Co supported on CaCO3: Correlation with Fischer Tropsch-catalyst activity
Journal of Molecular Catalysis. A, Chemical 335 (2011) 189-198.

Moyo, M.A.M. Motchelaho, H. Xiong, L.L. Jewell, N.J. Coville
Promotion of Co/carbon sphere Fischer Tropsch catalysts by residual K and Mn from carbon oxidation by KMnO4
Applied Catalysis A: General, 413-414 (2012) 223-229.

Jalama, J. Kabuba, H. Xiong, L.L. Jewell
Co/TiO2 Fischer-Tropsch catalyst activation by synthesis gas
Catalysis Communications, 17 (2012) 154-159.

Radke, L. Jewell, J. Namieśnik
Analysis of arsenic species in environmental samples
Critical Reviews in Analytical Chemistry, 42 (2) (2012) 162-183

Radke, A. Wasik, L.L. Jewell, S. Piketh, U. Paczek, A. Gałuszka, J. Namieśnik
Seasonal changes in organotin compounds in water and sediment samples from the semi-closed Port of Gdynia
Science of the Total Environment, 441 (2012) 57-66.

Xiong, M.A.M. Motchelaho, M. Moyo, L.L. Jewell, N.J. Coville
Cobalt catalysts supported on a micro-coil carbon in Fischer–Tropsch synthesis: A comparison with CNTs and CNFs
Catalysis Today, 214 (2013) 50 – 60.

Radke, A. Wasik, L.L. Jewell, U. Paczek, J. Namieśnik
The Speciation of Organotin Compounds in Sediment and Water Samples from the Port of Gdynia
Soil and Sediment Contamination, 22 (6) (2013) 614-630.

Xiong, M. Moyo, M. A. Motchelaho, Z. N. Tetana, S. M.A Dube, L. L. Jewell, N. J.
Coville Fischer-Tropsch synthesis: Iron catalysts supported on N-doped carbon spheres prepared by chemical vapour deposition and hydrothermal approaches
Journal of Catalysis, 311 (2014) 80-87.

Chiwaye, L.L. Jewell, D.G. Billing, D. Naidoo, M. Ncube and N.J. Coville
In situ PXRD study of a Fe-Co/CaCO3 catalyst for the synthesis of carbon nanotubes
Materials Research Bulletin, 56 (2014) 98-106.

Gorimbo, B. Taenzana, K. Kapanji, L.L. Jewell
Equilibrium ion exchange studies of Ni2+ on homoionic forms of clinoptilolite
South African Journal of Science, 110 (5-6) (2014) 71-77.

Radke, L.Jewell, S. Piketh, J. Namieśnik
Arsenic-based warfare agents: Production, use and destruction
Critical Reviews in Environmental Science and Technology, 44 (14) (2014) 1525-1576.

Xiong, M.A.M. Motchelaho, M. Moyo, L.L. Jewell, N.J. Coville
Fischer-Tropsch synthesis: iron-based catalysts supported on nitrogen-doped carbon nanotubes synthesized by post-doping
Applied Catalysis A: General, 482 (2014) 377-386.

Sitha, L.L. Jewell, P. Bhasi, Z.P. Nhlabatsi, V.M. Miriyala
Potential Energy Surface of the Cation-Neutral Hydroamination Reaction: A Computational Study on the Role of an Ion-Molecule Complex in the Reaction Pathway
Tetrahedron, 70, 43 (2014) 7906-7911.

Xiong, M.A.M. Motchelaho, M. Moyo, L.L. Jewell, N.J. Coville
Effect of group I alkali promoters on Fe/CNT catalysts in Fischer-Tropsch synthesis
Fuel, 150 (2015) 687-696.

Xiong, L.L. Jewell, N.J. Coville
Shaped Carbons as Supports for the Catalytic Conversion of Syngas to Clean Energy
ACS Catalysis, 5(4) (2015) 2640-2658.

Amer, T. Mokrani, L. Jewell, D.A. Young, H.C.M. Vosloo
Synthesis and characterization of sulfonated poly(p-phenylenediamine) prepared by different procedures
Polymer, 66 (2015) 230-239.

MW Dlamini, DO Kumi, TN Phaahlamohlaka, AS Lyadov, DG Billing, LL Jewell, NJ Coville
Carbon Spheres Prepared by Hydrothermal Synthesis—A Support for Bimetallic Iron Cobalt Fischer–Tropsch Catalysts
ChemCatChem (2015) DOI: 10.1002/cctc.201500334.