General Session

[G] Mechanical Properties of Materials and Sturucture

Thu. Mar 19, 2020 9:00 AM - 3:45 PM Rm. A (W321,2nd Flr., West Bldg.3)

座長:安田弘行(阪大）、高田尚記(名古屋大学)、三浦誠司(北海道大学)、金野泰幸(大阪府立大学)

9:00～安田弘行
10:30～高田尚記
13:00～三浦誠司
14:30～金野泰幸
※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、基調講演と外国人特別講演は5～10分）

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9:00 AM - 9:15 AM

[31] Microstructure evolution of ultra-fine grained Al before and after shear deformation

*MATSUTANI Ryosuke¹, SAKURAGI Tomohito¹, ONAKA Susumu² (1. 東工大（院生）、2. 東工大物質理工)

9:15 AM - 9:30 AM

[32] Tensile properties and microstructures of ultrafine-grained Al-Mg alloys with different Mg contents

*Lan Xiaodong¹, Gao Si¹, Park Myeongheom², Shibata Akinobu^1,2, Tsuji Nobuhiro^1,2 (1. Kyoto University, 2. Elements Strategy Initiative for Structural Materials)

9:30 AM - 9:45 AM

[33] Correlation between work hardening behavior and dislocation structure of Cu-Zn alloys with different stacking fault energies

*NAKAGAWA Koutarou¹, KITAHARA Amane², ONUKI Yusuke³, SUZUKI Shigeru⁴, SATO Shigeo¹ (1. Ibaraki Univ, 2. Kobelco Research Institute, 3. iFRC Ibaraki Univ, 4. μSIC Tohoku Univ)

9:45 AM - 10:00 AM

[34] Hydrogen-assisted failure of nanotwinned 23Mn-0.5C twinning-induced plasticity steel processed by High-Pressure Torsion

*Mohammadi Abbas¹, Edalati kaveh¹, Davi　Coimbrão Diego², José　Botta Walter², Noguchi Hiroshi³ (1. WPI, International Institute for Carbon-Neutral Energy Research (WPI-I2CNER), Kyushu University, Fukuoka 819-0395, Japan、2. Department of Materials Engineering, Federal University of São Carlos (UFSCar), São Carlos 13565-905, SP, Brazil、3. Faculty of Engineering, Kyushu University, Fukuoka 819-0395, Japan)

10:00 AM - 10:15 AM

[35] Microstructures and mechanical properties of γ'-Ni₃Al /γ-Cu two-phase alloys

*KAMAEGUCHI Miyu¹, SEMBOSHI Satoshi², KANENO Yasuyuki³, TAKASUGI Takayuki³ (1. 大府大（院生）、2. 東北大金研、3. 大府大)

Break （10:15 AM - 10:30 AM）

10:30 AM - 10:45 AM

[36] Microstructures and mechanical properties of Mo-alloyed NbSi₂/Nb₅Si₃ eutectic composites

*UEMURA Haruka¹, KOSEI Takeda¹, KYOSUKE Kishida^1,2, HARUYUKI Inui^1,2 (1. Kyoto Univ., 2. Kyoto Univ. ESISM)

10:45 AM - 11:00 AM

[37] Effect of Microstructure on Fatigue Crack Growth Properties of TiAl Based Alloy Containing β Phase

*HANADA AKIHIRO¹, YAMAGATA RYOSUKE², NAKASHIMA HIROTOYO², TAKEYAMA MASAO² (1. Tokyo Institute of Technology(Graduate Student), 2. School of Material and Chemical Technology, Tokyo Institute of Technology)

11:00 AM - 11:15 AM

[38] Effect of Microstructure Factor on Room-temperature Fracture Toughness of β-Ti Containing γ-TiAl Alloys

*YAMAGATA Ryosuke¹, NAKASHIMA Hirotoyo¹, TAKEMAYA Masao¹ (1. School of Materials and Chemical Technology, Tokyo Institute of Technology)

11:15 AM - 11:30 AM

[39] Investigation of process map for β-containing γ-TiAl based alloy fabricated by electron beam melting

*CHO Ken¹, KAWABATA Hajime¹, YASUDA Hiryouki.　Y¹, TAKEYAMA Masao², NAKANO Takayoshi¹ (1. Osaka Univ., 2. Tokyo Inst. Technol.)

11:30 AM - 11:45 AM

[40] Microstructure design by heat treatment for β-containing γ-TiAl alloy fabricated by electron beam melting

*ODO Hirotaka¹, CHO Ken¹, YASUDA Hiroyuki¹, TAKEYAMA Masao², NAKANO Takayoshi¹ (1. Osaka Univ., 2. Tokyo Inst. Technol.)

11:45 AM - 12:00 PM

[41] High-Temperature Friction and Wear Properties of ReB₂-based ceramics/Si₃N₄ tribopairs

*MURAKAMI Takashi¹, OHANA Tsuguyori¹ (1. AIST)

Lunch （12:00 PM - 1:00 PM）

Cancelled

1:00 PM - 1:15 PM

[42] Effect of Interstitial Elements in Solution on the Phase Stability among the β/α/α₂ Phases
in Binary Ti-Al Alloys

*NAKASHIMA Hirotoyo¹, KIMOTO Yuta², GOHDA Hiroyuki¹, TAKEYAMA Masao¹ (1. School of Materials and Chemical Technology, Tokyo Institute of Technology, 2. Tokyo Institute of Technology (Graduate Student))

1:15 PM - 1:30 PM

[43] Phase equilibria and Crystal structures of highly ordered intermetallic compounds of η-Fe₂Al₅

*Hamada Tetsuya¹, Sakai Ryutaro¹, Niitsu Kodai², Inui Haruyuki² (1. Kyoto Univ., 2. Kyoto Univ. ESISM)

1:30 PM - 1:45 PM

[44] Hume-Rothery Electron Concentration Rule for cP12 Compounds with Gap at the Fermi Level

*HONMA Tomoyuki¹, MIZUTANI Uichiro², SATO Hirokazu³ (1. Nagaoka Univ. Tech., 2. Nagoya Indust. Sci. Res. Inst., 3. Aichi Univ. Educ.)

1:45 PM - 2:00 PM

[45] High-Pressure Torsion of SiO₂ Quartz: Phase Transformation and Optical Properties

*WANG Qing¹, Edalati Kaveh¹, Fujita Ikuro¹, Watanabe Motonori¹, Horita Zenji² (1. Kyushu Univ., 2. Kyushu Inst. of Technology)

2:00 PM - 2:15 PM

[46] Magnetic properties in vicinity of dissociated dislocations in Fe-Al B2 phase

*NIITSU Kodai^1,2,3, IWAMURA Taiki⁴, INUI Haruyuki^1,3 (1. Kyoto Univ., 2. RIKEN, 3. ESISM, 4. Kyoto Univ.)

Break （2:15 PM - 2:30 PM）

2:30 PM - 2:45 PM

[47] Investigation on compressive deformation of L1₂-Fe₃Ge micropillar single-crystal

*M.T.　Zhenghao CHEN^1,2, Okamoto L.Norihiko^1,2, Inui Haruyuki³ (1. 京大工、2. ESISM、3. 東北大)

2:45 PM - 3:00 PM

[48] Plastic deformation and deformation micro structure observation of single-crystalline micropillar of η-Fe₂Al₅

*WANG Xiaofeng¹, CHEN Zhenghao², NIISTU Koudai², KISHIDA Kyosuke², INUI Haruyuki² (1. Kyoto Univ., 2. Kyoto Univ.ESISM)

3:00 PM - 3:15 PM

[49] Evaluation of Properties of Each Phase in TiAl Based Alloys Consisting of β-Ti/α₂-Ti₃Al/γ-TiAl Three Phases by Nano-indentation

*OKADA Yotaro¹, TANIGUCHI Sota¹, YAMAGATA Ryosuke², NAKASHIMA Hirotoyo², TAKEYAMA Masao² (1. Tokyo Institute of Technology (Graduate Student), 2. School of Materials and Chemical Technology, Tokyo Institute of Technology)

3:15 PM - 3:30 PM

[50] Deformation microstructure developed during nanoindentation of a MAX phase Ti₂AlC

*SEKIDO Nobuaki¹, KIMURA Yuta², SATO Katsuhiro³, MIURA Seiji⁴, OHMURA Takahito⁵, YOSHIMI Kyosuke¹ (1. Tohoku University, 2. Tohoku University (Grad. School), 3. Tohoku University (Grad. School, Presently IHI Co.), 4. Hokkaido University, 5. National Institute for Materials Science)

3:30 PM - 3:45 PM

[51] Kink-nucleation criteria in elastic layered materials

*FUJII Toshiyuki¹, NAGAHAMA Hiroyuki² (1. Tokyo Tech, 2. Tohoku Univ.)

Sessions

4.Mechanical Properties » Mechanical Properties of Materials and Sturucture