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Lattice expansion and crystallite size analysis of 50NiO-50BaC0.54Z0.36Y0.1O3-δ anode composite for proton ceramic fuel cells application / Munirah Shafiqah Murat

This study reports on the structured analyses of 50NiO-50BCZY anode composite materials that is an essential element in proton ceramic fuel cells (PCFCs) aplication. Knowledge about the best materials used for anode composite is needed in order to enhance the performance of the PCFCs. Hence, study o...

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Main Author: Murat, Munirah Shafiqah
Format: Thesis
Language:English
Published: 2022
Subjects:
Carbon disulfide. Graphene. Carbon
Physical and theoretical chemistry
Online Access:https://ir.uitm.edu.my/id/eprint/71330/1/71330.pdf
https://ir.uitm.edu.my/id/eprint/71330/
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spelling my.uitm.ir.713302023-01-30T02:42:52Z https://ir.uitm.edu.my/id/eprint/71330/ Lattice expansion and crystallite size analysis of 50NiO-50BaC0.54Z0.36Y0.1O3-δ anode composite for proton ceramic fuel cells application / Munirah Shafiqah Murat Murat, Munirah Shafiqah Carbon disulfide. Graphene. Carbon Physical and theoretical chemistry This study reports on the structured analyses of 50NiO-50BCZY anode composite materials that is an essential element in proton ceramic fuel cells (PCFCs) aplication. Knowledge about the best materials used for anode composite is needed in order to enhance the performance of the PCFCs. Hence, study on anode lattice expansion is critical to ensure that each component has close thermal expansion coefficients under the desired working conditions. Recent study has discovered some problems occurs such as fracture formation caused by thermal mismatch between anode layers. Besides that, in order to understand the properties of anode composite materials, crystallite size must be determined appropriately. In this work, product of sintered NiO-BCZY anode composite is developed to understand the properties of the anode materials. Two objectives were carried out which is to investigate the lattice expansion 50NiO:50BCZY anode composite by using High Temperature XRD (HT-XRD) at operating temperature from room temperature until 700 °C, and to calculate the crystallite size for 50NiO:50BCZY anode composite by using Scherrer’s and Williamson Hall’s methods. The results obtained revealed that the diffraction peaks of NiO and BCZY were matched with the cubic phase perovskite structure where the lattice parameter for NiO is (a=b=c =4.1695 Å) and BCZY is (a=b=c = 4.3170 Å). Other than that, the unit cell volume for NiO is 72.49 Å3 and BCZY is 80.46 Å3. The observation also shows that the lattice expansion is increasing with the temperature. The result obtained from the analysis, it shows that the crystallite size is also strongly correlated with the lattice expansion where it is proved that the crystallite size is increased when the temperature is increased. 2022 Thesis NonPeerReviewed text en https://ir.uitm.edu.my/id/eprint/71330/1/71330.pdf Lattice expansion and crystallite size analysis of 50NiO-50BaC0.54Z0.36Y0.1O3-δ anode composite for proton ceramic fuel cells application / Munirah Shafiqah Murat. (2022) Degree thesis, thesis, Universiti Teknologi MARA, Perlis. <http://terminalib.uitm.edu.my/71330.pdf>
institution Universiti Teknologi Mara
building Tun Abdul Razak Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Teknologi Mara
content_source UiTM Institutional Repository
url_provider http://ir.uitm.edu.my/
language English
topic Carbon disulfide. Graphene. Carbon
Physical and theoretical chemistry
spellingShingle Carbon disulfide. Graphene. Carbon
Physical and theoretical chemistry
Murat, Munirah Shafiqah
Lattice expansion and crystallite size analysis of 50NiO-50BaC0.54Z0.36Y0.1O3-δ anode composite for proton ceramic fuel cells application / Munirah Shafiqah Murat
description This study reports on the structured analyses of 50NiO-50BCZY anode composite materials that is an essential element in proton ceramic fuel cells (PCFCs) aplication. Knowledge about the best materials used for anode composite is needed in order to enhance the performance of the PCFCs. Hence, study on anode lattice expansion is critical to ensure that each component has close thermal expansion coefficients under the desired working conditions. Recent study has discovered some problems occurs such as fracture formation caused by thermal mismatch between anode layers. Besides that, in order to understand the properties of anode composite materials, crystallite size must be determined appropriately. In this work, product of sintered NiO-BCZY anode composite is developed to understand the properties of the anode materials. Two objectives were carried out which is to investigate the lattice expansion 50NiO:50BCZY anode composite by using High Temperature XRD (HT-XRD) at operating temperature from room temperature until 700 °C, and to calculate the crystallite size for 50NiO:50BCZY anode composite by using Scherrer’s and Williamson Hall’s methods. The results obtained revealed that the diffraction peaks of NiO and BCZY were matched with the cubic phase perovskite structure where the lattice parameter for NiO is (a=b=c =4.1695 Å) and BCZY is (a=b=c = 4.3170 Å). Other than that, the unit cell volume for NiO is 72.49 Å3 and BCZY is 80.46 Å3. The observation also shows that the lattice expansion is increasing with the temperature. The result obtained from the analysis, it shows that the crystallite size is also strongly correlated with the lattice expansion where it is proved that the crystallite size is increased when the temperature is increased.
format Thesis
author Murat, Munirah Shafiqah
author_facet Murat, Munirah Shafiqah
author_sort Murat, Munirah Shafiqah
title Lattice expansion and crystallite size analysis of 50NiO-50BaC0.54Z0.36Y0.1O3-δ anode composite for proton ceramic fuel cells application / Munirah Shafiqah Murat
title_short Lattice expansion and crystallite size analysis of 50NiO-50BaC0.54Z0.36Y0.1O3-δ anode composite for proton ceramic fuel cells application / Munirah Shafiqah Murat
title_full Lattice expansion and crystallite size analysis of 50NiO-50BaC0.54Z0.36Y0.1O3-δ anode composite for proton ceramic fuel cells application / Munirah Shafiqah Murat
title_fullStr Lattice expansion and crystallite size analysis of 50NiO-50BaC0.54Z0.36Y0.1O3-δ anode composite for proton ceramic fuel cells application / Munirah Shafiqah Murat
title_full_unstemmed Lattice expansion and crystallite size analysis of 50NiO-50BaC0.54Z0.36Y0.1O3-δ anode composite for proton ceramic fuel cells application / Munirah Shafiqah Murat
title_sort lattice expansion and crystallite size analysis of 50nio-50bac0.54z0.36y0.1o3-δ anode composite for proton ceramic fuel cells application / munirah shafiqah murat
publishDate 2022
url https://ir.uitm.edu.my/id/eprint/71330/1/71330.pdf
https://ir.uitm.edu.my/id/eprint/71330/
_version_ 1756687568464773120
score 13.211869

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