Phase Selection between Hexagonal Phase and Orthorhombic Phase during Rapid Solidification from undercooled Melt of DyMnO<sub>3</sub>

Presentation information

General Session

6.Materials Processing » Melting and solidification process/High temperature process

[G] Melting and solidification process/High temperature process

Thu. Mar 19, 2020 1:00 PM - 4:20 PM Rm. O (W932,3rd Flr., West Bldg.9)

座長:森戸春彦(東北大学)、友重　竜一(崇城大)、柳楽知也(大阪大学接合科学研究所)

3:50 PM - 4:05 PM

*HAYASAKA Yoh¹, KURIBAYASHI Kazuhiko², OZAWA Shumpei² (1. Chiba Inst. Tech, 2. Chiba Inst. Tech)

Keywords:過冷却凝固、相選択、準安定相

六方晶LnMnO₃相（h-LnMnO₃）は強誘電性と反強磁性を併せ持つため注目されている．DyMnO₃を過冷却凝固させるとh-LnMnO₃と斜方晶LnMnO₃（o-LnMnO₃）が共存する．この理由を過冷度や組成を変化させることで解明した．

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