22nd Workshop on Quasicrystal - the State of the Art -

Date: Monday, March 5, 2018 – Tuesday, March 6, 2018
Venue: TOKYO ELECTRON House of Creativity 3F, Lecture Theater, Katahira Campus, Tohoku University［Access］

Hosted by

・IMRAM, Tohoku University

Co-hosted by

・Dynamic Alliance for Open Innovation Bridging Human, Environment and Materials

・Network Joint Research Center for Materials and Devices

・Tohoku Branch, JIM

・Tohoku Forum for Creativity, Organization for Research Promotion, Tohoku University

Speakers

Kazuhiko Deguchi (Nagoya University)
Keiichi Edagawa (University of Tokyo)
Nobuhisa Fujita (Tohoku University)
Takanobu Hiroto (NIMS)
Jhon-ren Huang (Tohoku University)
Keisuke Ida (University of Tokyo)
Kenta Imazawa (Chuo University)
Keiichiro Imura (Nagoya University)
Kazuki Inagaki (Tokyo University of Science)
Yasushi Ishii (Chuo University)
Tsutomu Ishimasa (Toyota Physical and Chemical Research Institute)
Yutaka Iwasaki (University of Tokyo)
Koichi Kitahara (University of Tokyo)
arid Labib (Tohoku University)
Kazuki Nozawa (Kagoshima University)
Satoshi Ohhashi (Tohoku University)
Akira Sakurai (Tokyo University of Science)
Noriaki Sato (Nagoya University)
Taku J Sato (Tohoku University)
Takayuki Shiino (Nagoya University)
Alok Singh (NIMS)
Yeong-Gi So (Akita University)
Takanori Sugimoto (Tokyo University of Science)
Hiroyuki Takakura (Hokkaido University)
Kotoba Toyonaga (Hokkaido University)
Tunetomo Yamada (Tohoku University)
Akiji Yamamoto (NIMS)
Ryo Yoshida (ISM)

Time Schedule

Monday, March 5, 2018: 13:30 – 13:35; Opening Address; An-pang Tsai (Tohoku University)

Session 1
Chair: Yoshiki Takagiwa (NIMS): 13:35 – 13:55; Hiroyuki Takakura (Hokkaido University); X-ray multiple-diffraction in Zn-Sc icosahedral quasicrystal

13:55 – 14:15

Yeong-Gi So (Akita University)

Direct observation of defect structures in Tsai-type approximants using STEM

14:15 – 14:30

Tunetomo Yamada (Tohoku University)

Atomic structure of the Au-Ga-Yb 1/1 approximant

14:30 – 14:50

Tsutomu Ishimasa (Toyota Physical and Chemical Research Institute)

Structure modeling of new type of dodecagonal quasicrystal

14:50 – 15:10

Coffee break

Session 2
Chair: Kazue Nishimoto (Tohoku University): 15:10 – 15:30; Kotoba Toyonaga (Hokkaido University); Investigation of growth conditions of Al-Cu-Ru icosahedral quasicrystals from self-fluxes

15:30 – 15:50

Jhon-ren Huang (Tohoku University)

Self-organization of Al₂O₃/Quasicrystal composite by oxidation of ω-AlCuFe

15:50 – 16:10

Satoshi Ohhashi (Tohoku University)

Preparation of Zn-Mg-Yb quasicrystal and Mg alloys by means of melt spinning system

16:10 – 16:20

Koichi Kitahara (University of Tokyo)

Introduction of Quasicrystalline Structure Visualization Tool on Web Browser

16:20 – 16:40

Keisuke Ida and Keiichi Edagawa (University of Tokyo)

MD simulation of growth process of decagonal quasicrystals

16:40 – 17:00

Nobuhisa Fujita (Tohoku University)

Model single-component icosahedral quasicrystal

Tuesday, March 6, 2018
Session 3
Chair: Kaoru Kimura (University of Tokyo): 9:20 – 9:40; Kenta Imazawa and Yasushi Ishii (Chuo University); Dynamical Flexibility in AlCuFe approximant

9:40 – 10:00

Kazuki Nozawa (Kagoshima University)

Atomic structure of quasiperiodic Bi ultra-thin film formed on Ag-In-Yb quasicrystalline substrate

10:00 – 10:20

Akiji Yamamoto (NIMS)

Band calculations in quasicrystals: pseudopotential method

10:20 – 10:40

Coffee break

Session 4
Chair: Hiroyuki Takakura (Hokkaido University): 10:40 – 11:00; Alok Singh (NIMS); Nucleation of magnesium crystals over icosahedral phase during severe plastic deformation of Mg-Zn-Y alloy

11:00 – 11:15

Farid Labib (Tohoku University)

Phase formation in Mg-Cd-Y system

11:15 – 11:35

Takanobu Hiroto (NIMS)

Search for stable Ga-based quasicrystals and new intermetallic compounds

11:35 – 11:55

Yutaka Iwasaki (University of Tokyo)

Thermoelectric Properties and Search for condition of insulator transition in Al-Ir based approximants

11:55 – 13:30

Lunch

Session 5
Chair: Keiichi Edagawa (University of Tokyo): 13:30 – 13:50; Akira Sakurai (Tokyo University of Science); Synthesis and magnetic properties of the Au-Al-Tb 1/1 crystalline approximant

13:50 – 14:10

Kazuki Inagaki (Tokyo University of Science)

Synthesis and magnetic properties of the Au-Ga-Tb 1/1 crystalline approximant

14:10 – 14:30

Kazuhiko Deguchi (Nagoya University)

Magnetism and electronic state in icosahedral Au-Ga-Yb quasicrystal and approximant

14:30 – 14:50

Keiichiro Imura (Nagoya University)

Resonant x-ray emission spectroscopy on Yb-based quasicrystals

14:50 – 15:10

Coffee break

Session 6
Chair: Ryuji Tamura (Tokyo University of Science): 15:10 – 15:30; Takayuki Shiino (Nagoya University); Spin-glass quantum criticality in heavy-fermion system Ag-In-Ce

15:30 – 15:50

Noriaki Sato (Nagoya University)

Low temperature properties of Zn-Ag-Sc quasicrystals and approximants

15:50 – 16:10

Takanori Sugimoto (Tokyo University of Science)

Effect of Quasiperiodic Potential in One-Dimensional Topological Superconductor

16:10 – 16:30

Taku J Sato (Tohoku University)

Magnetic structure in the Au-Al-Tb approximant

16:30 – 16:50

Coffee break

Session 7
Chair: Yasushi Ishii (Chuo University)
Invited Speak: 16:50 – 17:20; Ryo Yoshida (ISM); Machine learning for materials discovery

17:30 – 19:00

Banquet

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Other Activities

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