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Browsing by Author "Tshabalala, Zamaswazi P"

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The blue luminescence of p-type NiO nanostructured material induced by defects: H2S gas sensing characteristics at a relatively low operating temperature

Author: Mokoena, Teboho P ; Tshabalala, Zamaswazi P ; Hillie, Kenneth T ; Swart, HC ; Motaung, DE Date: Sep 2020 The detection of hazardous and toxic gases in homes and corporate world, with highly sensitive and selective manner continues to be of great interest. Therefore, we report on the gas sensing characteristics of NiO nanostructures with crystallite ... Read more
Fabrication of ultra-high sensitive and selective CH4 room temperature gas sensing of TiO2nanorods: Detailed study on the annealing temperature

Author: Tshabalala, Zamaswazi P ; Shingange, Katekani ; Dhonge, Baban, P ; Ntwaeaborwa, OM ; Mhlongo, Gugu H ; Motaung, David E Date: Jul 2016 Applications of ultra-highly sensitive and selective methane (CH(sub4)) room temperature gas sensors are important for various operations especially in underground mining environment. Therefore, this study is set out to investigate the effect ... Read more
Facile synthesis of improved room temperature gas sensing properties of TiO2 nanostructures: Effect of acid treatment

Author: Tshabalala, Zamaswazi P ; Motaung, David E ; Mhlongo, Gugu H ; Ntwaeborwa, OM Date: Mar 2016 TiO2 nanoparticles were synthesized via a simple hydrothermal method in a sodium hydroxide (NaOH) aqueous solution and washed with distilled water and different concentrations of hydrochloric acid which acted as the morphological/crystallographic ... Read more
Facile synthesis of improved room temperature gas sensing properties of TiO2 nanostructures: Effect of acid treatment

Author: Tshabalala, Zamaswazi P ; Motaung, David E ; Mhlongo, Gugu H ; Ntwaeborwa, OM Date: Mar 2016 TiO(sub2) nanoparticles were synthesized via a simple hydrothermal method in a sodium hydroxide (NaOH) aqueous solution and washed with distilled water and different concentrations of hydrochloric acid which acted as the morphological/cryst ... Read more
Improving methane gas sensing properties of multi-walled carbonnanotubes by vanadium oxide filling

Author: Chimowa, George ; Tshabalala, Zamaswazi P ; Akande, Amos A ; Bepete, G ; Mwakikunga, Bonex W ; Ray, Suprakas S ; Benechada, EM Date: Aug 2017 Manipulation of electrical properties and hence gas sensing properties of multi-walled carbon nanotubes (MWNTs) by filling the inner wall with vanadium oxide is presented. Using a simple capillary technique, MWNTs are filled with vanadium ... Read more
Room temperature ferromagnetism and gas sensing in ZnOnanostructures: Influence of intrinsic defects and Mn, Co, Cu doping

Author: Mhlongo, Gugu H ; Shingange, Katekani ; Tshabalala, Zamaswazi P ; Dhonge, Baban, P ; Mahmoud, FA ; Mwakikunga, Bonex W ; Motaung, David E Date: Dec 2016 Undoped and transition metal (Cu, Co and Mn) doped ZnO nanostructures were successfully prepared via a microwave-assisted hydrothermal method followed by annealing at 500 °C. Numerous characterization facilities such as X-ray powder diffraction ... Read more
TiO2 nanowires for humidity-stable gas sensors for toluene and xylene

Author: Tshabalala, Zamaswazi P ; Mokoena, Teboho P ; Jozela, M ; Tshilongo, J ; Hillie, Thembela K ; Swart, HC ; Motaung, DE Date: Dec 2020 The dual-functionality sensor derived from semiconductor metal oxides operating at low temperature for low power consumption and robust stability toward humidity is a striking platform for economic and indoor air-quality monitoring. Therefore, ... Read more

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Browsing by Author "Tshabalala, Zamaswazi P"

Browsing by Author "Tshabalala, Zamaswazi P"

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