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Thermodynamics of the thallium alkanoates VII. Heat capacity and thermophysics of thallium(I) butanoate at temperatures from 6 K to 480 K

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dc.creator Rodríguez Cheda, José A.
dc.creator Fernández Martín, Fernando
dc.creator Burns, R. J.
dc.creator Westrum, Edgar F.
dc.date 2007-12-20T12:15:15Z
dc.date 2007-12-20T12:15:15Z
dc.date 1994-08
dc.date.accessioned 2017-01-31T00:59:27Z
dc.date.available 2017-01-31T00:59:27Z
dc.identifier The Journal of Chemical Thermodynamics 26(8): 829-838
dc.identifier http://hdl.handle.net/2027.42/31424
dc.identifier http://hdl.handle.net/10261/2556
dc.identifier 10.1006/jcht.1994.1099
dc.identifier.uri http://dspace.mediu.edu.my:8181/xmlui/handle/2027
dc.description The heat capacity of thallium(I) butanoate has been determined by adiabatic calorimetry from temperatures T of 5 K to 350 K and by differential-scanning calorimetry (d.s.c.) from 320 K to 480 K. A transition at T = (154.2 +/- 0.5) K, two very closely spaced crystalline-phase transitions at T = 285.36 K and 289.86 K as well as a crystal I-to-isotropic liquid transition at T = 456.7 K have been studied repeatedly by adiabatic calorimetry and/or d.s.c. The standard molar entropies of the several transitions are IV-to-III, 1.278[middle dot]R; III-to-II, 1.235[middle dot]R; II-to-I, 0.624[middle dot]R, and I-to-isotropic 1, 2.02[middle dot]R, respectively. Unlike higher members in this series, no mesomorphic phase occurs between crystalline phase I and the isotropic liquid phase.
dc.description Supported in part by the National Science Foundation. Partial support of this research by the CICYT of the Spanish Ministerio de Educación y Ciencia (Grant in aid for scientific research PB88-127) is gratefully acknowledged.
dc.description Peer reviewed
dc.language eng
dc.publisher Elsevier
dc.rights openAccess
dc.subject Chemical Thermodynamics
dc.subject Thalium alkanoates
dc.subject Thermophysics
dc.subject Heat capacity
dc.title Thermodynamics of the thallium alkanoates VII. Heat capacity and thermophysics of thallium(I) butanoate at temperatures from 6 K to 480 K
dc.type Artículo


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