公募シンポジウム講演

[S3] S3 Materials Science and Technology in High-Entropy Alloys (VI) (1)

Wed. Sep 15, 2021 1:00 PM - 5:25 PM Rm. C (ZoomRm.C)

座長:辻伸泰(京都大学)、都留智仁(国立研究開発法人　日本原子力研究開発機構)、古原忠(東北大学)

※表示の講演時間には質疑応答時間も含みます。
（質疑応答時間5分、基調講演と招待講演は5～10分）

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1:00 PM - 1:20 PM

[S3.9] Strain rate dependence of slip persistence in TiZrNbHfTa high entropy alloys

*Shinji OKAJO¹, Tatsuya MORIKAWA², Shigeto YAMASAKI², Masaki TANAKA² (1. Graduate School, Kyushu Univ., 2. Kyushu Univ.)

1:20 PM - 1:35 PM

[S3.10] Plastic deformation of Ti-Zr-Nb-Hf-Ta and V-Nb-Mo-Ta-W equiatomic alloys

*Shu Han¹, Shutaro Matsuura¹, Zhenghao Chen², Kyosuke Kishida^1,2, Haruyuki Inui^1,2 (1. Kyoto Univ., 2. Kyoto Univ. ESISM)

1:35 PM - 1:50 PM

[S3.11] Orientation dependence of deformation twinning in single crystals of an equiatomic Cr-Co-Ni
medium entropy alloy

*Shogo KUROIWA¹, Le LI¹, Kyosuke KISHIDA^1,2, Haruyuki INUI^1,2 (1. Kyoto Univ., 2. Kyoto Univ. ESISM)

1:50 PM - 2:10 PM

[S3.12] Plastic deformation mechanism of single crystal equiatomic Cr-Fe-Co-Ni and Fe-Co-Ni in the temperature range of 13 - 1373K.

*equbal ashif¹, Chen Zhenghao², Yuge Koretaka^1,2, Kishida Kyosuke^1,2, Inui Haruyuki^1,2 (1. Kyoto University、2. Kyoto Univ. ESISM)

2:10 PM - 2:30 PM

[S3.13] Stress exponent of high temperature compressive creep in CrMnFeCoNi alloy

*Naoya Numata¹, Yoshiki Takahashi¹, Nozomu Kaneko², Takahiro Mineta¹, Hiroyuki Sato¹ (1. Grad. School of Science and Technology Hirosaki Univ., 2. Faculty of Science and Technology Hirosaki Univ. (Present: NEGUROSU DENKO CO.))

break (2:30 PM - 2:45 PM)

2:45 PM - 3:25 PM

[S3.14] [Keynote Lecture] Short Range Ordering realized in Amorphous Alloys and Solid Solutions

*Kazumasa SUGIYAMA¹, TORU KAWAMATA¹ (1. IMR, Tohoku University)

3:25 PM - 3:45 PM

[S3.15] Phase stability of hcp-HEA containing Ti

*Yoko Yamabe-Mitarai¹, Ko Yanao², Tetsuya Matsunaga^1,3 (1. The Univ. of Tokyo, 2. The Univ. of Tokyo (Present: Earth Technology）, 3. NIMS)

3:45 PM - 4:00 PM

[S3.16] Nano-structures in low-temperature nitrided Fe-35Ni-X MEAs

*Xie Yulin¹, Miyamoto Goro², Furuhara Tadashi² (1. Tohoku Univ., 2. Inst. Materials Research, Tohoku Univ.)

break (4:00 PM - 4:15 PM)

4:15 PM - 4:30 PM

[S3.17] Direct observation of local chemical ordering in CoCrNi medium-entropy alloy by atom probe tomography and its impact on mechanical properties

*Koji Inoue¹, Shuhei Yoshida², Nobuhiro Tsuji² (1. IMR, Tohoku Univ., 2. Kyoto Univ.)

4:30 PM - 4:50 PM

[S3.18] The effect of annealing on the atomic-scale structures and mechanical properties in single crystals of the equiatomic Cr-Co-Ni medium-entropy alloy

*LE LI¹, Zhenghao CHen², Mitsuhiro Ito¹, Kyosuke Kishida^1,2, Haruyuki Inui^1,2 (1. Kyoto University, 2. Kyoto University ESISM)

4:50 PM - 5:10 PM

[S3.19] Kinetics of short range ordering in CrCoNi alloys

*Kentaro KITASUMI¹, Katsushi TANAKA², Takeshi TERAMOTO², Rintaro UEJI³ (1. Kobe Univ, 2. Kobe Univ, 3. NIMS)

5:10 PM - 5:25 PM

[S3.20] CrCoNi中エントロピー合金の電気抵抗率および化学的短距離秩序
Electrical Resistivity and Chemical Short Range Order of CrCoNi Medium Entropy Alloy

*YUE YU¹, Hisanori Tanimoto² (1. Graduate School of Pure and Applied Sciences University of Tsukuba、2. Faculty of Pure and Applied Sciences University of Tsukuba)

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