Browsing Journal Articles by Subject "Gas sensors"

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Adsorption of NH3 and NO2 molecules on sn-doped and undoped ZnO (101) surfaces using density functional theory

Author: Dima, Ratshilumela S ; Tshwane, David M ; Shingange, Katekani ; Modiba, Rosinah ; Maluta, NE ; Maphanga, Rapela R Date: 2022 The adsorption and interaction mechanisms of gaseous molecules on ZnO surfaces have received considerable attention because of their technological applications in gas sensing. The adsorption behavior of NH3 and NO2 molecules on undoped and ... Read more
Effect of varying ethanol and water compositions on the acetone sensing properties of WO3 for application in diabetes mellitus monitoring

Author: Saasa, Valentine ; Lemmer, Yolandy ; Malwela, Thomas ; Akande, Amos A ; Beukes, M ; Mwakikunga, Bonex W Date: Mar 2020 Tungsten oxide based gas sensors have attracted a lot of attention in breath acetone analysis due to their potential in clinical diagnosis of diabetes. The major problem with this material in sensor application has been remarkable response ... Read more
Electrical and optical properties of mixed phase tungsten trioxide films grown by laser pyrolysis

Author: Govender, M ; Mwakikunga, Bonex W ; Machatine, AGJ ; Kunert, HW Date: Feb 2014 Laser pyrolysis was chosen to synthesize tungsten trioxide starting with tungsten ethoxide precursor. The film was found to have a thickness that varied from 205 nm to 1 µm. X-ray diffraction and Raman spectroscopy confirmed the presence of ... Read more
In depth study on the notable room-temperature NO2gas sensorbased on CuO nanoplatelets prepared by sonochemical method: Comparison of various bases

Author: Oosthuizen, Dina N ; Motaung, David E ; Swart, HC Date: Aug 2018 The strategy for the synthesis of metal oxide nanostructured based sensors that operate at room temperature with higher sensitivity and selectivity facilitates the forecasts towards low cost and power consumption gas sensors which will be ... Read more
In depth study on the notable room-temperature NO2gas sensorbased on CuO nanoplatelets prepared by sonochemical method: Comparison of various bases

Author: Oosthuizen, Dina N ; Motaung, David E ; Swart, HC Date: Aug 2019 The strategy for the synthesis of metal oxide nanostructured based sensors that operate at room temperature with higher sensitivity and selectivity facilitates the forecasts towards low cost and power consumption gas sensors which will be ... Read more
Novel Ni3S2 based room temperature humidity sensor and potential breath analyzer

Author: Linganiso, EC ; Coville, NJ ; Mwakikunga, Bonex W ; Mhlanga, SD ; Singh, T ; Fischer, T ; Mathur, S ; Linganiso, ZL ; Motaung, TE Date: 2019 Nanostructure based semiconductors have recently been considered for relative humidity (RH) monitoring due to their superior surface chemical properties when compared to their bulk counterparts. The RH sensing is measured by using a change ... Read more
Novel Ni3S2 based room temperature humidity sensor and potential breath analyzer

Author: Linganiso, EC ; Coville, NJ ; Mwakikunga, Bonex W ; Mhlanga, SD ; Singh, T ; Fischer, T ; Mathur, S ; Linganiso, ZL ; Motaung, TE Date: Jan 2020 Nanostructure based semiconductors have recently been considered for relative humidity (RH) monitoring due to their superior surface chemical properties when compared to their bulk counterparts. The RH sensing is measured by using a change ... Read more

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Browsing Journal Articles by Subject "Gas sensors"

Browsing Journal Articles by Subject "Gas sensors"

Browse

All of ResearchSpace

This Collection

Quick Links

Legislation and compliance

General Enquiries

Social Connect