Session information

Koubo Symposium

[S1] Materials Science and Technology in High-Entropy Alloys III(2)

Wed. Mar 18, 2020 9:00 AM - 3:55 PM Rm. G (W531,3rd Flr., West Lecture Bldg.1)

Chair:Koji Inoue(Tohoku Univ.)

座長時間
9:00～10:35 井上
10:50～12:00 土谷
13:00～14:15 峯田
14:30～15:55 都留
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（質疑応答時間５分、基調講演と外国人特別講演は5～10分）

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9:00 AM - 9:40 AM

[S1.8] [Keynote Lecture] Evaluation of vacancy formation and migration energies in FCC high entropy alloys

*MIZUNO Masataka¹, SUGITA Kazuki¹, MATSUOKA Naoki², OGAWA Ryusei², ARAKI Hideki¹ (1. Osaka Univ., 2. Osaka Univ.)

9:40 AM - 10:00 AM

[S1.9] Reliability of Sluggish Diffusion in High-entropy Alloys

*KOYAMA Toshiyuki¹, SUZUKI Shun¹, TSUKADA Yuhki¹ (1. Nagoya Univ.)

10:00 AM - 10:20 AM

[S1.10] Experimental determination and computational examination of phase diagrams in the ternary systems involved in High Entropy Alloys

*HAN Kwangsik¹, Ohnuma Ikuo¹, Abe Taichi¹ (1. National Institute for Materials Science)

10:20 AM - 10:35 AM

[S1.11] Experimental investigations on Cr-Ni-Mn ternary phase diagram

*LI Haoge¹, UESHIMA Nobufumi², OIKAWA Katsunari² (1. Tohoku Univ. (graduate student), 2. Tohoku Univ.)

Break (10:35 AM - 10:50 AM)

10:50 AM - 11:20 AM

[S1.12] [TMS Young Leader Scholarship講演] Enabling oxidation-resistant refractory complex, concentrated alloys via a machine learning for accelerated materials discovery framework

*S.Titus Michael¹, Bilionis Ilias², Sandhage Kenneth¹, Strachan Alejandro¹ (1. School of Materials Engineering,Purdue Univ., 2. School of Mechanical Engineering, Purdue Univ.)

11:20 AM - 11:35 AM

[S1.13] Experimental investigations on the phase equilibria of ternary Fe-Mn-Cr system

*RUAN JingJing¹, Ueshima Nobufumi¹, Oikawa Katsunari¹ (1. Tohoku　Univ.)

11:35 AM - 12:00 PM

[S1.14] Strengthening by nanoscale clustering/precipitation promoted by complex alloying in nitrided steels

*FURUHARA Tadashi¹, Kobayashi Daisuke², Miyamoto Goro¹ (1. Inst. Mater. Res., Tohoku Univ., 2. Grad. Student, Tohoku Univ. (Now at Nissan Motor Co., Ltd..))

Lunch (12:00 PM - 1:00 PM)

1:00 PM - 1:20 PM

[S1.15] Martensitic Transformation and Shape Memory Effect in Fcc High Entropy Alloys

*TSUCHIYA Koichi¹, Lee Jein², Tasaki Wataru¹, Sawaguchi Takahiro¹ (1. NIMS, 2. NIMS(Present: Pusan N.U.))

1:20 PM - 1:35 PM

[S1.16] Microstructure evolution of CoCrCuxFeNi high entropy alloys and their precipitation hardening by Mg addition

Luo Zhongyuan¹, *Ueda Shun¹, Morita Kazuki¹ (1. The University of Tokyo)

1:35 PM - 1:55 PM

[S1.17] Precipitation behaviors in aged Fe-Ni-Al alloys

*SUN Fei^1,2, Miyamoto Goro², Furuhara Tadashi² (1. AIMR, Tohoku University, 2. IMR，Tohoku University)

1:55 PM - 2:15 PM

[S1.18] Atomistic analysis of grain boundary segregation in medium entropy alloys using grand canonical Monte Carlo simulation

*SHINZATO Shuhei¹, OGATA Shigenobu¹ (1. 阪大基礎工)

Break (2:15 PM - 2:30 PM)

2:30 PM - 2:50 PM

[S1.19] Low temperature deformation of Ti-Zr-Nb-Hf-Ta equiatomic high-entropy alloy

*MATSUURA Shutaro¹, KISHIDA Kyosuke^1,2, NIITU Kodai^1,2, INUI Haruyuki^1,2 (1. 京大工、2. 京大ESISM)

2:50 PM - 3:15 PM

[S1.20] Influence of Carbon on Solidification Microstructure and Low Temperature Tensile Properties of MnFeCoNi System High-entropy Alloys

*MARUYAMA Tooru¹, OHNO Chihiro², TOKUMITSU Haruka³ (1. Fuculty of Chemistry, Materials and Bioengineering, Kansai University, 2. Fuculty of Chemistry, Materials and Bioengineering, Kansai University, 3. Fuculty of Chemistry, Materials and Bioengineering, Kansai University)

3:15 PM - 3:35 PM

[S1.21] Deformation Mechanism of High-Entropy Alloy at Cryogenic Temperature Observed by Neutron Diffraction

NAEEM Muhammad¹, HE Haiyan¹, WANG Bing¹, *HARJO Stefanus², KAWASAKI Takuro², LU Zhaoping³, WANG Xun-Li¹ (1. City U. Hongkong, 2. JAEA, 3. Univ. Sci. Tech. Beijing)

3:35 PM - 3:55 PM

[S1.22] Variations of elastic properties from pure metal to high entropy alloys

*TANAKA Katsushi¹, YAMADA Kazuki¹, TERAMOTO Takeshi¹ (1. Kobe Univ.)

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