ResearchSpace
→
Browsing by Subject

Browsing by Subject "Gas sensors"

Now showing items 1-8 of 8

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
Towards an electronic nose based on nano-structured transition metal oxides activated by a tuneable UV light source

Author: Mwakikunga, Bonex W ; Malwela, T ; Hillie, T ; Ndlovu, G Date: Oct 2011 Traditional gas sensors involve heating the sensor material for gas selectivity. New gas approaches require activation by a broadband UV light source. The authors propose to employ a tuneable UV source in which this source is tuned for its ... Read more

Now showing items 1-8 of 8

Browse

All of ResearchSpace

Quick Links

Legislation and compliance

General Enquiries

Tel: + 27 12 841 2911
Email: callcentre@csir.co.za

Physical Address
Meiring Naudé Road
Brummeria
Pretoria
South Africa

Postal Address
PO Box 395
Pretoria 0001
South Africa

Social Connect

Resources on this site are free to download and reuse according to associated licensing provision. Please read the terms and conditions of usage of each resource.

Browsing by Subject "Gas sensors"

Browsing by Subject "Gas sensors"

Browse

All of ResearchSpace

Quick Links

Legislation and compliance

General Enquiries

Social Connect