High-temperature structural phase transi
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Hannes Krüger; Volker Kahlenberg; Václav Petříček; Fritz Phillipp; Waltraud Wert
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Article
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2009
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Elsevier Science
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English
⚖ 708 KB
Ca 2 Fe 2 O 5 shows a first-order phase transition from space group Pnma to a modulated structure described in superspace group Immað00gÞs00. The transition starts at 947 K during heating and the reverse transition in cooling conditions starts at 923 K, as determined from differential thermal analys