Determination of crystal changes on sodium cobaltite (NaCo 2O4) by Reitveld analysis as a suitability function in thermoelectric materials

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Main Authors: Muhammad Asri, Idris, Murizam, Darus, Norsuria, Mahmed
Format: Working Paper
Language:English
Published: American Institute of Physics 2010
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Online Access:http://dspace.unimap.edu.my/xmlui/handle/123456789/8322
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spelling my.unimap-83222010-07-19T09:24:06Z Determination of crystal changes on sodium cobaltite (NaCo 2O4) by Reitveld analysis as a suitability function in thermoelectric materials Muhammad Asri, Idris Murizam, Darus Norsuria, Mahmed Crystal structure Reitveld analysis Thermoelectric Sodium Cobaltite Link to publisher's homepage at http://scitation.aip.org/ Sodium Cobaltite, NaCo2O4 has been studied extensively as a new thermoelectric material. The cobalt oxide position in each sodium unit cell may determine the power produced by this type of thermoelectric materials. In this study, several set of samples were prepared by adding a fixed amount of cobalt oxide, Co3O4 into various quantity of sodium carbonate, [(1+x)Na2CO3 (where x=0.5, 1.0, 1.5, 2.0, 2.5 and 3.0)] which then sintered at 1000°C for 6 hours. The XRD results show the structure posed the P63/mmc hexagonal structure. Rietveld analysis had been done to determine the crystal parameter. The parameters show that the crystal structure was changed with an addition of sodium carbonate, NaCo2O4 until a limit where the further addition of NaCo2O4 may cause destruction of the structure. 2010-07-19T09:24:06Z 2010-07-19T09:24:06Z 2010-03-11 Working Paper AIP Conference Proceedings, vol.1217 (1), 2010, pages 83-88 978-073540760-2 0094-243X http://link.aip.org/link/?APCPCS/1217/83/1 http://hdl.handle.net/123456789/8322 en Proceedings of International Conference on Advancement of Materials and Nanotechnology (ICAMN) 2007 American Institute of Physics
institution Universiti Malaysia Perlis
building UniMAP Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Malaysia Perlis
content_source UniMAP Library Digital Repository
url_provider http://dspace.unimap.edu.my/
language English
topic Crystal structure
Reitveld analysis
Thermoelectric
Sodium Cobaltite
spellingShingle Crystal structure
Reitveld analysis
Thermoelectric
Sodium Cobaltite
Muhammad Asri, Idris
Murizam, Darus
Norsuria, Mahmed
Determination of crystal changes on sodium cobaltite (NaCo 2O4) by Reitveld analysis as a suitability function in thermoelectric materials
description Link to publisher's homepage at http://scitation.aip.org/
format Working Paper
author Muhammad Asri, Idris
Murizam, Darus
Norsuria, Mahmed
author_facet Muhammad Asri, Idris
Murizam, Darus
Norsuria, Mahmed
author_sort Muhammad Asri, Idris
title Determination of crystal changes on sodium cobaltite (NaCo 2O4) by Reitveld analysis as a suitability function in thermoelectric materials
title_short Determination of crystal changes on sodium cobaltite (NaCo 2O4) by Reitveld analysis as a suitability function in thermoelectric materials
title_full Determination of crystal changes on sodium cobaltite (NaCo 2O4) by Reitveld analysis as a suitability function in thermoelectric materials
title_fullStr Determination of crystal changes on sodium cobaltite (NaCo 2O4) by Reitveld analysis as a suitability function in thermoelectric materials
title_full_unstemmed Determination of crystal changes on sodium cobaltite (NaCo 2O4) by Reitveld analysis as a suitability function in thermoelectric materials
title_sort determination of crystal changes on sodium cobaltite (naco 2o4) by reitveld analysis as a suitability function in thermoelectric materials
publisher American Institute of Physics
publishDate 2010
url http://dspace.unimap.edu.my/xmlui/handle/123456789/8322
_version_ 1643789157540036608
score 13.214268