日本金属学会2023年秋期(第173回)講演大会

Presentation information

一般講演

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

[G] Melting and solidification process/High temperature process

Fri. Sep 22, 2023 1:00 PM - 5:30 PM Rm. D (2nd Flr. Education and Research Building, School of Engineering)

Chair:Yasuda Hideyuki, Kohei Morishita

1:30 PM - 1:45 PM

[96] Effect of Excess Vacancies Induced by Laser-Beam Irradiation for Additive Manufacturing on Growth of Antiphase Domains in Fe3Al Phase

*Tsubasa SATO4, Yuheng LIU1, Masayuki OKUGAWA1,2, Kazuhisa SATO3, Hiroyuki YASUDA1,2, Takayoshi NAKANO1,2, Yuichiro KOIZUMI1,2 (1. Osaka Univ., 2. Osaka Univ. AM center, 3. Osaka Univ. UHVEM, 4. Osaka Univ.)

Keywords:Additive manufacturing、Powder bed fusion、Antiphase domain、Transmission electron microscope、Phase-Field simulation

PBFでFe3Al 単結晶を造形した際の規則化熱処理の指針を得ることを主眼に、Fe3Al単結晶にPBF用レーザーを照射した場合の、急速凝固による過飽和空孔がその後の規則ドメイン成長に与える影響を調査した。

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