Phase transitions in [Ca(H2O)4](ClO4)2 s
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Joanna Hetmańczyk; Łukasz Hetmańczyk; Anna Migdał-Mikuli; Edward Mikuli; Wojciec
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Article
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2008
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Elsevier Science
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English
⚖ 646 KB
Four phase transitions at: T h C1 ¼ 267:1 K, T h C2 ¼ 258:8 K, T h C3 ¼ 254:1 K and T h C4 ¼ 195:4 K (on heating) and at T c C1 ¼ 263:8 K, T c C2 ¼ 255:4 K, T c C3 ¼ 246:0 K (on cooling) were determined for [Ca(H 2 O) 4 ](ClO 4 ) 2 between 90 and 295 K by means of differential scanning calorimetry