Z
Zamaswazi P. Tshabalala
Researcher at University of the Free State
Publications - 23
Citations - 725
Zamaswazi P. Tshabalala is an academic researcher from University of the Free State. The author has contributed to research in topics: Selectivity & Detection limit. The author has an hindex of 8, co-authored 17 publications receiving 438 citations. Previous affiliations of Zamaswazi P. Tshabalala include Council of Scientific and Industrial Research & Council for Scientific and Industrial Research.
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Journal ArticleDOI
Room temperature ferromagnetism and gas sensing in ZnO nanostructures: Influence of intrinsic defects and Mn, Co, Cu doping
Gugu H. Mhlongo,Katekani Shingange,Zamaswazi P. Tshabalala,Baban P. Dhonge,F. A. Mahmoud,Bonex W. Mwakikunga,David E. Motaung +6 more
TL;DR: In this paper, a combination of defect structure analysis based on photoluminescence (PL) and electron paramagnetic resonance (EPR) was employed to detect coexisting oxygen vacancies (V O ) and zinc interstitials (Zn i ) defects in undoped and transition metal doped ZnO systems.
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Highly selective NH3 gas sensor based on Au loaded ZnO nanostructures prepared using microwave-assisted method.
Katekani Shingange,Zamaswazi P. Tshabalala,Odireleng M. Ntwaeaborwa,David E. Motaung,Gugu H. Mhlongo +4 more
TL;DR: It was confirmed that Au form nanoparticles loaded on the surface of ZnO, and it was demonstrated that Au/ZnO based sensors were highly selective to NH3 gas at room temperature.
Journal ArticleDOI
Fabrication of ultra-high sensitive and selective CH4 room temperature gas sensing of TiO2 nanorods: Detailed study on the annealing temperature
Zamaswazi P. Tshabalala,Zamaswazi P. Tshabalala,Katekani Shingange,Katekani Shingange,Baban P. Dhonge,Odireleng M. Ntwaeaborwa,Gugu H. Mhlongo,David E. Motaung +7 more
TL;DR: In this paper, the effect of annealing temperature on the sensitivity and selectivity of TiO 2-based sensors for detection of CH 4 gas at room temperature was investigated for underground mining environment.
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Facile synthesis of improved room temperature gas sensing properties of TiO2 nanostructures: Effect of acid treatment
Zamaswazi P. Tshabalala,Zamaswazi P. Tshabalala,David E. Motaung,Gugu H. Mhlongo,Odireleng M. Ntwaeaborwa +4 more
TL;DR: In this article, a simple hydrothermal method in a NaOH aqueous solution and washing with distilled water and different concentrations of hydrochloric acid was used as the morphological/crystallographic controlling agent.
Journal ArticleDOI
The blue luminescence of p-type NiO nanostructured material induced by defects: H2S gas sensing characteristics at a relatively low operating temperature
Teboho P. Mokoena,Teboho P. Mokoena,Zamaswazi P. Tshabalala,Zamaswazi P. Tshabalala,K.T. Hillie,K.T. Hillie,Hendrik C. Swart,David E. Motaung,David E. Motaung +8 more
TL;DR: In this article, the gas sensing characteristics of NiO nanostructures with crystallite sizes of approximately 10-17-nm prepared by a co-precipitation method using various reaction times ranging from 2 to 24h.