Netsu Sokutei
Online ISSN : 1884-1899
Print ISSN : 0386-2615
ISSN-L : 0386-2615
Effect of Sample Weight on Micro-DSC Measurements of Molecular Compounds
Yoshiko UrabeKatsuyuki FujitaKanichiro Takamizawa
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1995 Volume 22 Issue 2 Pages 67-74

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Abstract
Micro-DSC measurements of solution-crystallized heptacosane, hentriacontanone, stearic acid, and Indium were confirmed to be reliable down to a sample weight of 0.001mg order. However, a close contact between the sample of such a slight amount and the sample pan resulted in a decrease in the transition enthalpy. This decrease was observed only when the sample size was 0.01mg order with all these samples. This effect was interpreted from an entropic standpoint.
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© Japan Society of Calorimetry and Thermal Analysis
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