Exploration of the different dimensions of wurtzite ZnO structure nanomaterials as gas sensors at room temperature
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| dc.contributor.author | Ramike, Matshidiso P.
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| dc.contributor.author | Ndungu, Patrick
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| dc.contributor.author | Mamo, Messai A.
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| dc.date.accessioned | 2024-10-25T10:53:46Z | |
| dc.date.available | 2024-10-25T10:53:46Z | |
| dc.date.issued | 2023-10-23 | |
| dc.description | DATA AVAILABILITY : Data is available when request made. | en_US |
| dc.description | SUPPLEMENTARY MATERIALS : FIGURE S1: Sensors performance measurement setup; FIGURE S2: FTIR spectra of the (a) synthesized ZnO nanostructures, i.e., nanoflowers (N.F.), nanosheets (N.S.), nanorods (N.R.), and nanoparticles (N.P.); (b) candle soot, and (c) purchased cellulose acetate respectively; FIGURE S3: BET isotherm; FIGURE S4: UV-vis diffuse reflectance spectra and bandgap energy values of the (a) synthesized ZnO nanostructures, i.e., nanoflowers (N.F.), nanosheets (N.S.), nanorods (N.R.), and nanoparticles (N.P.); (b) candle soot, and (c) purchased cellulose acetate; FIGURE S5. Dynamic response and recovery curves 3:1:1 mass ratio towards ethanol vapor (a) nanoparticles and (b) calibration curve; (c) nanorod and (d) its calibration curve; (e) nanoflower (f) its calibration curve; FIGURE S6. Dynamic response and recovery curves 2:1:1 mass ratio towards ethanol vapor (g) nanorod and (h) calibration curve; (i) nanosheet and (j) its calibration curve; (k) nanoflower (l) its calibration curve; FIGURE S7: Dynamic response and recovery curves 1:1:1 mass ratio of towards isopropanol vapor (a) nanorod and (b) calibration curve; (c) nanosheet and (d) its calibration curve; (e) nanoflower (f) its calibration curve; FIGURE S8: Static response and recovery curves 1:1:1 mass ratio of towards methanol; TABLE S1: Band gap energy (Eg), Average crystallite size (d) and surface area (A) of nanostructured oxides; TABLE S2: Summary of the performance of the fabricated sensors when detecting ethanol vapour; TABLE S3: Summary of the performance of the fabricated sensors when detecting isopropanol vapor [67–72]. | en_US |
| dc.description.abstract | Please read abstract in the article. | en_US |
| dc.description.department | Chemistry | en_US |
| dc.description.librarian | am2024 | en_US |
| dc.description.sdg | None | en_US |
| dc.description.sponsorship | The National Research Foundation of South Africa and the Centre for Nanomaterials Sciences Research, University of Johannesburg, South Africa. | en_US |
| dc.description.uri | https://www.mdpi.com/journal/nanomaterials | en_US |
| dc.identifier.citation | Ramike, M.P.; Ndungu, P.G.; Mamo, M.A. Exploration of the Different Dimensions of Wurtzite ZnO Structure Nanomaterials as Gas Sensors at Room Temperature. Nanomaterials 2023, 13, 2810. https://DOI.org/10.3390/nano13202810. | en_US |
| dc.identifier.issn | 2079-4991 (online) | |
| dc.identifier.other | 10.3390/nano13202810 | |
| dc.identifier.uri | http://hdl.handle.net/2263/98781 | |
| dc.language.iso | en | en_US |
| dc.publisher | MDPI | en_US |
| dc.rights | © 2023 by the authors. Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license. | en_US |
| dc.subject | Semiconductor metal oxides | en_US |
| dc.subject | Gas sensor | en_US |
| dc.subject | VOCs | en_US |
| dc.subject | Polymer composites | en_US |
| dc.subject | Sensor performance | en_US |
| dc.subject | X-ray diffraction (XRD) | en_US |
| dc.subject | Nitrogen sorption | en_US |
| dc.subject | Fourier transform infrared (FTIR) | en_US |
| dc.subject | Scanning electron microscopy (SEM) | en_US |
| dc.subject | Raman spectroscopy | en_US |
| dc.subject | UV–Vis | en_US |
| dc.subject | XPS analysis | en_US |
| dc.subject | Transmission electron microscopy (TEM) | en_US |
| dc.title | Exploration of the different dimensions of wurtzite ZnO structure nanomaterials as gas sensors at room temperature | en_US |
| dc.type | Article | en_US |
