Structural Transformations in Three-Dime
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Andrzej Grzechnik; Svein StΓΈlen; Egil Bakken; Tor Grande; Mohamed Mezouar
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Article
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2000
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Elsevier Science
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English
β 234 KB
Germanium diselenide GeSe 2 is studied in situ at the pressure range 2+6 GPa using angle-dispersive X-ray di4raction in a large volume Paris+Edinburgh cell. The structure at 2 GPa and 698 K, solved with direct methods in the I4 space group (a β«Ψβ¬ 5.5073(3) A s s , c β«Ψβ¬ 9.9374(8) A s s , Z β«Ψβ¬ 4), i