Thermodynamic properties of liquid InNa alloys

Concept of complex formation model has been applied to account for the thermodynamic properties of liquid InNa alloy. The theoretical study reveals that the intermetallic compound In3Na2 exists at stoichiometric composition. Our expressions reproduce successfully the asymmetric behaviour of free en...

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Main Authors: AK Mishra, M Milanarun
Format: Article
Language:English
Published: Department of Physics, Mahendra Morang Adarsh Multiple Campus, Tribhuvan University 2012-12-01
Series:Bibechana
Subjects:
Online Access:https://www.nepjol.info/index.php/BIBECHANA/article/view/7192
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author AK Mishra
M Milanarun
author_facet AK Mishra
M Milanarun
author_sort AK Mishra
collection DOAJ
description Concept of complex formation model has been applied to account for the thermodynamic properties of liquid InNa alloy. The theoretical study reveals that the intermetallic compound In3Na2 exists at stoichiometric composition. Our expressions reproduce successfully the asymmetric behaviour of free energy of mixing, enthalpy of mixing, s-type entropy of mixing, CSRO and phase separation in liquid In- Na alloy. It is found that Na atoms segregate on the surface. The study reveals that various factors such as size difference and electronegative factor are not sufficient to account for the asymmetry in the system. The low value of order energy suggests that In-Na is a weak interacting system DOI: http://dx.doi.org/10.3126/bibechana.v9i0.7192 BIBECHANA 9 (2013) 165-174
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spelling doaj.art-18c02bbf17d5427abd39dd700292dc042024-04-23T13:05:49ZengDepartment of Physics, Mahendra Morang Adarsh Multiple Campus, Tribhuvan UniversityBibechana2091-07622382-53402012-12-01910.3126/bibechana.v9i0.7192Thermodynamic properties of liquid InNa alloysAK Mishra0M Milanarun1G.B. College, Naugachia – 853 204, Bhagalpur, BiharB.S.L.I., Katihar – 854105, Bihar Concept of complex formation model has been applied to account for the thermodynamic properties of liquid InNa alloy. The theoretical study reveals that the intermetallic compound In3Na2 exists at stoichiometric composition. Our expressions reproduce successfully the asymmetric behaviour of free energy of mixing, enthalpy of mixing, s-type entropy of mixing, CSRO and phase separation in liquid In- Na alloy. It is found that Na atoms segregate on the surface. The study reveals that various factors such as size difference and electronegative factor are not sufficient to account for the asymmetry in the system. The low value of order energy suggests that In-Na is a weak interacting system DOI: http://dx.doi.org/10.3126/bibechana.v9i0.7192 BIBECHANA 9 (2013) 165-174 https://www.nepjol.info/index.php/BIBECHANA/article/view/7192Complex formationstoichiometric compositionphase separationsegregationorder energy
spellingShingle AK Mishra
M Milanarun
Thermodynamic properties of liquid InNa alloys
Bibechana
Complex formation
stoichiometric composition
phase separation
segregation
order energy
title Thermodynamic properties of liquid InNa alloys
title_full Thermodynamic properties of liquid InNa alloys
title_fullStr Thermodynamic properties of liquid InNa alloys
title_full_unstemmed Thermodynamic properties of liquid InNa alloys
title_short Thermodynamic properties of liquid InNa alloys
title_sort thermodynamic properties of liquid inna alloys
topic Complex formation
stoichiometric composition
phase separation
segregation
order energy
url https://www.nepjol.info/index.php/BIBECHANA/article/view/7192
work_keys_str_mv AT akmishra thermodynamicpropertiesofliquidinnaalloys
AT mmilanarun thermodynamicpropertiesofliquidinnaalloys