Exploration of the different dimensions of wurtzite ZnO structure nanomaterials as gas sensors at room temperature

Ramike, Matshidiso P.; Ndungu, Patrick; Mamo, Messai A.

dc.contributor.author	Ramike, Matshidiso P.
dc.contributor.author	Ndungu, Patrick
dc.contributor.author	Mamo, Messai A.
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