Synthesis, single crystal growth and thermodynamic properties of SrNdAlO4-CaNdAlO4 solid solutionsстатья
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Дата последнего поиска статьи во внешних источниках: 18 июля 2013 г.
Аннотация:Continuous solid solutions in the SrNdAlO4-CaNdAlO4 system are formed. Powder samples of SrxCa1-xNdAlO4 (0.0 <= x <= 1.0) were obtained using the carbonate coprecipitation method while single crystals of SrxCa1-xNdAlO4 (x = 0.0, 0.162, 0.392, 0.687, 1.0) were grown by the Czochralski method. Structural parameters and thermodynamic properties of the samples were studied by X-ray diffraction and heat flux Calvet calorimetry. Composition dependence of lattice constants was observed to follow Vegard's low. Heat of solution of the SrCa1-xNdAlO4 samples in molten 2PbO center dot B2O3 were measured, and enthalpies of formation and mixing were calculated. (c) 2005 WILEY-VCH Verlag GmbH C Co. KGaA, Weinheim.