2018 Tohoku-Harvard Workshop
January 18 –19, 2018
Tohoku University & Hotel Hananoyu, Sendai

World Leading Research Center for Spintronics,Tohoku University

Workshop Venue:

House of Creativity, Katahira Campus, Tohoku University, Sendai
2F Zao-no-ma, Hotel Hananoyu, Sendai

Workshop Program:
January 18・Opening (9:30-10:00)
Tohoku University
Susumu Satomi (President, Tohoku University, Japan)
Hideo Ohno (Director, Research Institute of Electrical Communication,Tohoku University, Japan)
Motoko Kotani (Director, AIMR, Tohoku University, Japan)
Harvard University
Robert M. Westervelt (Director, STC for Integrated Quantum Materials
Director, Center for Nanoscale Systems,Harvard University, USA)・Session I (10:00-12:00)
10:00-10:30"Quantum Information Science & Technology Center” an overview of our STC”
Robert M Westervelt1,2
1STC for Integrated Quantum Materials, Harvard University, USA
2Center for Nanoscale Systems, Harvard University, USA

10:30-11:00"Spintronics Nanodevice - faster, smaller and more intelligent"
Hideo Ohno1-4
1

Laboratory for Nanoelectronics and Spintronics, RIEC, Tohoku University, Japan

2

CSIS, Tohoku University, Japan

3

CSRN, Tohoku University, Japan

4

CIES, Tohoku University, Japan

5

AIMR, Tohoku University, Japan

11:00-11:30“Self-assembled phospholipid bilayer as a drug screening platform for ion channelproteins”
Ayumi Hirano-Iwata1,2
1

2

AIMR, Tohoku University, Japan
RIEC, Tohoku University, Japan

11:30-12:00“Biological applications of solid-state systems”
Donhee Ham
Applied Physics and Electrical Engineering, Harvard University, USA

Move to HANANOYU(Akiu Resort near Sendai)・Poster Session (15:00-17:00)
・Session II (19:30-20:30)
19:30-20:00“Electronic states of novel atomic-layer materials studied by ARPES”
Takafumi Sato1,2
1

Graduate School of Science, Tohoku University, Japan2CSRN, Tohoku University, Japan

20:00-20:30“Heterogeneous Integration for High-Performance Microsystems”
Gayatri Perlin
Material Science and Mechanical Engineering, School of Engineering and Applied Science (SEAS),
Harvard University, USA

・Ad Hoc (20:30 - )January 19
・Session III(9:00-11:00)

9:00-9:30“Spin transport in III-VI layered semiconductor GaSe”
Junsaku Nitta1,2
1Department of Materials Science, Tohoku University, Japan
2CSRN, Tohoku University, Japan

9:30-10:00"Active Control of Electromagnetically Induced Transparency in Terahertz Metasurfaces”
Thomas A. Searles
Department of Physics & Astronomy, Howard University

10:00-10:30“Imaging Electron Flow through Graphene - Collimation and Andreev Reflection”
Sagar Bhandari, Gil-Ho Lee, Kenji Watanabe, Takashi Taniguchi, Philip Kim, RobertWestervelt
1STC for Integrated Quantum Materials, Harvard University, USA
2Center for Nanoscale Systems, Harvard University, USA

10:30-11:00“Transport and resistively-detected NMR characteristics of III-V quantum structures”
Yoshiro Hirayama1,2
1

Graduate School of Science, Tohoku University, Japan

2

CSRN, Tohoku University, Japan

Poster Presentations (January 18, 15:00-17:00)
P1: ”Optimization of nano- and micro-tapered structures at SiO2/Si3N4 aperture edges
for formation of mechanically stable lipid bilayer nano-membranes“
Daisuke Tadaki1, Daichi Yamaura1, Kohei Arata1, Takeshi Ohori1, Miki Kato1, Teng Ma2,Hideaki Yamamoto3, Michio Niwano4, Ayumi Hirano-Iwata1,2
1

RIEC, Tohoku University, Japan

2

AIMR, Tohoku University, Japan

3

Frontier Research Institute for Interdisciplinary Sciences, Tohoku University, Japan

4Tohoku Fukushi University, Japan

P2: “Gigahertz Electromagnetic Structures via Direct Ink Writing for Radio-Frequency
Oscillator and Transmitter Applications”
Chengye Liu, Nanjia Zhou, Jennifer A. Lewis, and Donhee Ham
John A. Paulson School of Engineering and Applied Sciences, Harvard University, USA

P3: “Superconducting and CDW proximity effects on ultrathin Rashba metals”
S. Souma1,2, N. Shimamura3, K. Yamada3, C. Trang3, K. Nakayama3, K. Sugawara1,2, T.
Takahashi1,2,3, and T. Sato1,3
1

CSRN, Tohoku Univ., Japan

2

AIMR, Tohoku Univ., Japan3

Dept. Phys., Tohoku Univ., Japan

P4: "Voltage control of rare-earth magnetic moments at the magnetic-insulator—metalinterface.”
Alejandro O. Leon1, Adam B. Cahaya1, Gerrit E. W. Bauer1,21Institute for Materials Research, WPI-AIMR, and CSRN, Tohoku University, Japan

2

Zernike Institute for Advanced Materials, University of Groningen,The Netherlands

P5: "Structure of topological invariants in time-reversal symmetric Weyl semimetals”
Guo Chuan Thiang 1, Koji Sato 2, Kiyonori Gomi 3
1School of Mathematical Sciences, University of Adelaide, Australia

2Institute for Materials Research, Tohoku University, Japan3

Department of Mathematical Sciences, Shinshu University, Japan

P6:”Inverse spin Hall effect in half-Heusler NiMnSb alloy films”
Zhenchao Wen1,2, Zhiyong Qiu3, Takeshi Seki1,2, Dazhi Hou3, Takahide Kubota1,2, Eiji
Saitoh1,2,3,4, Koki Takanashi1,2
1

CSRN, Tohoku University, Japan

2

Institute for Materials Research, Tohoku University, Japan

3

WPI-AIMR, Tohoku University, Japan

4

Advanced Science Research Center, Japan Atomic Energy Agency, Tokai, Japan

P7: "Spin-orbit torque induced magnetization switching and its application"
Shunsuke Fukami1,2,3,4, Chaoliang Zhang1,2, William A. Borders1, Aleksandr Kurenkov1,Samik DuttaGupta1,3, Butsurin Jinnai1,2, Hideo Sato1,2,3,4, and Hideo Ohno1,2,3,4,5
1

Laboratory for Nanoelectronics and Spintronics, RIEC, Tohoku University, Japan

2CSIS, Tohoku University, Japan

3CSRN, Tohoku University, Japan

4CIES, Tohoku University, Japan

5

WPI-AIMR, Tohoku University, Japan

P8: “Investigating the influence on magnetization switching of edge effects in nanoscale
CoFeB/MgO perpendicular magnetic tunnel junctions”
J. Igarashi1, J. Llandro1, 2, H. Sato1-4, S. Fukami1-4 and H. Ohno1-5
1

Laboratory for Nanoelectronics and Spintronics, RIEC, Tohoku University, Japan.

2

CSRN, Tohoku University, Japan.

3CIES, Tohoku University, Japan.

4

CSIS, Tohoku University, Japan.

5

WPI-AIMR, Tohoku University, Japan.

P9: ”Challenge to high-resolution magnetic field imaging using magnetic tunnel junction
based sensors”
M. Oogane, Z. Jin, K. Fujiwara, and Y. Ando
Department of Applied Physics, Tohoku University, Japan

P10:“Electrical spin manipulation by spin-momentum locking in InGaAs-based twodimensional electron gas”
Takanori Okayasu1, Makoto Kohda1,2, and Junsaku Nitta1,2
1Department of Materials Science, Tohoku University, Japan

2

CSRN, Tohoku University, JapanP11: “Electronic Thermal Conductance Measurement of Bilayer Graphene using Johnson
Noise Thermometry”
Artem Talanov1, Jesse Crossno1, Kemen Linsuain1, Jonah Waissman1, Marine Arino1,Hugo Bartolomei1, Takashi Taniguchi2, Kenji Watanabe2, Kin Chung Fong3, Philip Kim1
1

Harvard University, USA2

National Institute for Materials Science, Japan

3

Raytheon BBN Technology, Cambridge, Massachusetts, USA

P12: ”Scanning gate imaging of a hyperfine-coupled quantum Hall system”
K. Hashimoto1,2, T. Tomimatsu1, S. Taninaka1, K. Sato1, and Y. Hirayama1,2
1

Graduate School of Science, Tohoku University, Japan

2

CSRN, Tohoku University, Japan