Chaoliang Zhang

J-GLOBAL         Last updated: Jan 31, 2019 at 21:35
 
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Name
Chaoliang Zhang
Affiliation
Tohoku University
Section
Frontier Research Institute for Interdisciplinary Sciences
Job title
Assistant Professor
Degree
Ph.D. in Engineering(Tohoku University)
Other affiliation
Research Institute of Electrical CommunicationCenter for Spintronics Integrated SystemsCenter for Innovative Integrated Electronic Systems

Awards & Honors

 
Sep 2016
Sputtering condition dependence of spin-orbit torque induced magnetization reversal in W/CoFeB/MgO heterostructure, English Presentation Award, The 77th JSAP Autumn Meeting
 
Sep 2016
Spin-orbit torque induced magnetization switching in nano-scale Ta/CoFeB/MgO dots, Best Poster Award, The 2nd ImPACT International Symposium on Spintronic Memory, Circuit and Storage
 

Published Papers

 
Y. Takahashi, Y. Takeuchi, C. Zhang, B. Jinnai, S. Fukami, H. Ohno
Applied Physics Letters   114(1) 012410   Jan 2019   [Refereed]
Spin-orbit torque-induced switching of an elliptical nanomagnet with an in-plane easy axis allows sub-ns and field-free operation. Since its properties crucially depend on the design of the nanomagnet such as the easy-axis direction, it is of high...
Y. Takeuchi, C. Zhang, A. Okada, H. Sato, S. Fukami, H. Ohno
Applied Physics Letters   112(19) 192408   May 2018   [Refereed]
Magnetic heterostructures consisting of high-resistivity (238 ± 5 μΩ cm)-W/CoFeB/MgO are prepared by sputtering and their spin-orbit torques are evaluated as a function of W thickness through an extended harmonic measurement. W thickness dependenc...
C. Zhang, S. Fukami, S. DuttaGupta, H. Sato, and H. Ohno
Japanese Journal of Applied Physics   57(4S) 04FN02   Feb 2018   [Refereed]
We study spin-orbit torque (SOT) switching in W/CoFeB/MgO structures with various dot sizes (120-3500 nm) using pulsed current of various widths τ (800 ps-100 ms) to examine the time and spatial evolution of magnetization switching. We show that t...
S. DuttaGupta, T. Kanemura, C. Zhang, A. Kurenkov, S. Fukami, and H. Ohno
Applied Physics Letters   111 182412   2017   [Refereed]
B. Jinnai, C. Zhang, A. Kurenkov, M. Bersweiler, H. Sato, S. Fukami and H. Ohno
Applied Physics Letters   111 102402   2017   [Refereed]
A. Kurenkov, C. Zhang, S. DuttaGupta, S. Fukami, and H. Ohno
Applied Physics Letters   110 092410   2017   [Refereed]
C. Zhang, S. Fukami, K. Watanabe, A. Ohkawara, S. DuttaGupta, H. Sato, F. Matsukura, and H. Ohno
Applied Physics Letters   109 192405   2016   [Refereed]
S. Fukami, T. Anekawa, C. Zhang, and H. Ohno
Nature Nanotechnology   11 621   2016   [Refereed]
S. Fukami, C. Zhang, S. DuttaGupta, A. Kurenkov, and H. Ohno
Nature Materials   15 535   2016   [Refereed]
S. DuttaGupta, S. Fukami, C. Zhang, H. Sato, M. Yamanouchi, F. Matsukura, and H. Ohno
Nature Physics   12 333   2015   [Refereed]
C. Zhang, S. Fukami, H. Sato, F. Matsukura, and H. Ohno
Applied Physics Letters   107 012401   2015   [Refereed]
C. Zhang, M. Yamanouchi, H. Sato, S. Fukami, S. Ikeda, F. Matsukura and H. Ohno
Journal of Applied Physics   115 17C714   2014   [Refereed]
C. Zhang, M. Yamanouchi, H. Sato, S. Fukami, S. Ikeda, F. Matsukura, and H. Ohno
Applied Physics Letters   103 262407   2013   [Refereed]

Conference Activities & Talks

 
Time and spatial evolution of spin-orbit torque-induced switching in W/CoFeB/MgO
C. Zhang, S. Fukami, S. DuttaGupta, H. Sato and H. Ohno
16th RIEC International Workshop on Spintronics and 8th JSPS Core-to-Core Workshop on “New-Concept Spintronic Devices”   9 Jan 2019   
Spin-orbit torque-induced switching of in-plane magnetized elliptic nanodots detected using planar Hall effect
Y. Takahashi, Y. Takeuchi, C. Zhang, B. Jinnai, S. Fukami and H. Ohno
16th RIEC International Workshop on Spintronics and 8th JSPS Core-to-Core Workshop on “New-Concept Spintronic Devices   9 Jan 2019   
Spin-orbit torque switching in perpendicular-magnetized Co/Pt multilayers
B. Jinnai, C. Zhang, A. Kurenkov, M. Bersweiler, H. Sato, S. Fukami, and H. Ohno
NIMS Academic Symposium   15 Oct 2018   
Spin-orbit torque switching in in-plane nanomagnets characterized by planar Hall effect
Y. Takahashi, Y. Takeuchi, C. Zhang, B. Jinnai, S. Fukami, and H. Ohno
NIMS Academic Symposium   15 Oct 2018   
Evaluation of write-error rate of spin-orbit torque induced magnetization switching
K. Miyasaka, T. Saino, C. Zhang, S. Fukami and H. Ohno
第37回電子材料シンポジウム   10 Oct 2018   
Enhancement of spin-orbit torque efficiency in W/CoFeB/MgO by engineering W resistivity
K. Furuya, Y. Takeuchi, C. Zhang, A. Okada, B. Jinnai, S. Fukami and H. Ohno
第37回電子材料シンポジウム   10 Oct 2018   
Associative memory operation using analog spin-orbit torque device [Invited]
S. Fukami, W. A. Borders, A. Kurenkov, C. Zhang, S. DuttaGupta, and H. Ohno
SPICE Workshop - Spintronics meets Neuromorphics   8 Oct 2018   
Spin-orbit torque switching in nanoscale devices – physics and material engineering [Invited]
C. Zhang, Y. Takeuchi, S. Fukami, and H. Ohno
KITS Workshop 2018   1 Oct 2018   
Magnetization switching combining spin-orbit torque and spin-transfer torque
C. Zhang, Y. Takeuchi, Y. Takahashi, S. Fukaim, and H. Ohno
第79回応用物理学会秋季学術講演会   18 Sep 2018   
Analog spintronics device for artificial neural networks [Invited]
S. Fukami, W. A. Borders, A. Kurenkov, C. Zhang, S. DuttaGupta, and H. Ohno
The 2018 International Symposium on Nonlinear Theory and Its Applications (NOLTA2018)   2 Sep 2018   
Neuromorphic computing with analog spin-orbit torque devices [Invited]
S. Fukami, W. A. Borders, A. Kurenkov, C. Zhang, S. DuttaGupta, and H. Ohno
The 10th International School and Conference on Physics and Applications of Spin Phenomena in Solids – PASPS10   5 Aug 2018   
Spin-orbit torque switching device for high-performance and low-power integrated circuits [Invited]
S. Fukami, C. Zhang, B. Jinnai, and H. Ohno
The 23rd International Colloquium on Magnetic Films and Surfaces (ICMFS-2018)   22 Jul 2018   
Spin-orbit torque in W/CoFeB/MgO heterostructures – Wide-range W resistivity dependence
Y. Takeuchi, K. Furuya, Y. Takahashi, C Zhang, A. Okada, B. Jinnai, H. Sato, S. Fukami and H. Ohno
The 21st International Conference on Magnetism (ICM2018)   16 Jul 2018   
Spin-orbit torque induced switching of in-plane nanomagnet arrays evaluated through differential planar Hall effect
Y. Takahashi, Y. Takeuchi, C Zhang, B. Jinnai, S. Fukami and H. Ohno
The 21st International Conference on Magnetism (ICM2018)   16 Jul 2018   
Analog spin-orbit torque devices for artificial neural networks [Invited]
S. Fukami, W. A. Borders, A. Kurenkov, C. Zhang, S. DuttaGupta, and H. Ohno
The 21st International Conference on Magnetism (ICM2018)   16 Jul 2018   
Neuromorphic computing with analog spin-orbit torque device [Invited]
S. Fukami, W. A. Borders, A. Kurenkov, C. Zhang, S. DuttaGupta, and H. Ohno
Workshop on Spintronics and Nanomagnetism for Neuromorphic Computing   26 Jun 2018   
Spintronic analog memory for neuromorphic computing [Invited]
S. Fukami, W. A. Borders, A. Kurenkov, C. Zhang, S. DuttaGupta, and H. Ohno
14th International Conference on Modern Materials and Technologies (CIMTEC2018)   4 Jun 2018   
Spin-orbit torque switching and its applications – from high-speed memory to artificial neural network [Invited]
S. Fukami, C. Zhang, W. A. Borders, A. Kurenkov, S. DuttaGupta, and H. Ohno
5th International Conference of Asian Union of Magnetics Societies (IcAUMS 2018)   3 Jun 2018   
Extended harmonic Hall measurement of spin-orbit torques in high-resistivity-W/CoFeB/MgO
Y. Takeuchi, C. Zhang, A. Okada, H. Sato, S. Fukami, and H. Ohno
7th Workshop of the Core-to-Core Project Tohoku-York-Kaiserslautern   28 May 2018   
Harmonic measurement of current induced spin-orbit torques in high-resistivity-W/CoFeB/MgO
Y. Takeuchi, C. Zhang, A. Okada, H. Sato, S. Fukami, and H. Ohno
IEEE International Magnetics Conference (INTERMAG 2018)   23 Apr 2018   
アナログスピンメモリ素子を用いた人工神経回路網 [Invited]
深見俊輔、William A. Borders, Aleksandr Kurenkov, 張超亮、Samik DuttaGupta, 大野英男
第65回応用物理学会春季学術講演会   17 Mar 2018   
Magnetoresistance in a nonmagnet/antiferromagnet metallic heterostructure
S. DuttaGupta, A. Kurenkov, R. Itoh, C. Zhang, S. Fukami and H. Ohno
第65回応用物理学会春季学術講演会   17 Mar 2018   
Dzyaloshinskii-Moriya interaction in an antiferromagnet/ferromagnet heterostructure
S. DuttaGupta, T. Kanemura, R. Itoh, A. Kurenkov, C. Zhang, S. Fukami and H. Ohno
第65回応用物理学会春季学術講演会   17 Mar 2018   
スピン軌道トルク磁化反転とその応用
深見俊輔、張超亮、Samik DuttaGupta, Aleksandr Kurenkov, William A. Borders,大野英男
「スピントロニクス学術研究基盤と連携ネットワーク」年度末シンポジウム   1 Mar 2018   
Neuromorphic computing with analog spin-orbit torque device [Invited]
S. Fukami, W. A. Borders, A. Kurenkov, C. Zhang, S. DuttaGupta, and H. Ohno
Workshop on Spintronics and Nanomagnetism for Neuromorphic Computing   26 Feb 2018   
Thickness Dependence of Spin-orbit Torque and Dzyaloshinskii-Moriya Interaction in an Antiferromagnet/Ferromagnet Heterostructure
S. DuttaGupta, A. Kurenkov, S. Fukami, C. Zhang, and H. Ohno
Kick-off Symposium for World Leading Research Centers -Materials Science and Spintronics   19 Feb 2018   
Spin-orbit-torque-induced magnetization switching in perpendicularly-magnetized Co/Pt multilayers with high thermal stability
B. Jinnai, C. Zhang, A. Kurenkov, M. Bersweiler, H. Sato, S. Fukami, and H. Ohno
Kick-off Symposium for World Leading Research Centers -Materials Science and Spintronics   19 Feb 2018   Sendai, Japan
Magnetization switching induced by spin-orbit torque in W/CoFeB/MgO devices with various sizes
C. Zhang, S. Fukami, S. DuttaGupta, H. Sato, and H. Ohno
Kick-off Symposium for World Leading Research Centers -Materials Science and Spintronics   19 Feb 2018   
アナログスピン軌道トルクを用いた人工ニューラルネットワーク [Invited]
深見俊輔、William A. Borders, Aleksandr Kurenkov, 張超亮、Samik DuttaGupta, 大野英男
日本磁気学会第216回研究会   25 Jan 2018   
Spin-orbit torque devices for artificial neural networks [Invited]
S. Fukami, W. A. Borders, A. Kurenkov, C. Zhang, S. DuttaGupta, and H. Ohno
The workshop on neuromorphic spintronics   25 Jan 2018   
Spin-orbit torque induced magnetization switching for integrated circuits and neuromorphic computing [Invited]
S. Fukami, C. Zhang, W. A. Borders, A. Kurenkov, S. DuttaGupta, B. Jinnai, H. Sato, and H. Ohno
Tohoku-Harvard Workshop in Sendai   18 Jan 2018   
Spin-orbit torque switching in ferromagnetic heterostructures and its application [Invited]
S. Fukami, C. Zhang, S. DuttaGupta, W. A. Borders, A. Kurenkov, and H. Ohno
Reimei/GP-Spin/ICC-IMR International Workshop "New Excitations in Spintronics"   10 Jan 2018   
アナログスピントロニクスメモリを用いた 人工神経回路網 [Invited]
深見俊輔、William A. Borders, Aleksandr Kurenkov, 張超亮、Samik DuttaGupta, 大野英男
東北大学電気通信研究所 共同プロジェクト研究会「新規固体デバイス・回路を用いた脳型コンピューティングに関する研究」   26 Dec 2017   
Analog spin-orbit torque devices for artificial neural networks [Invited]
S. Fukami, W. A. Borders, A. Kurenkov, C. Zhang, S. DuttaGupta, and H. Ohno
2017 Japan-Korea spintronics workshop   18 Dec 2017   
Sub-nanosecond field-free spin-orbit torque switching [Invited]
S. Fukami, C. Zhang, and H. Ohno
15th RIEC International Workshop on Spintronics   13 Dec 2017   
Spin-orbit torque switching in Co/Pt multilayers for nanoscale MRAM with high thermal stability
B. Jinnai, C. Zhang, A. Kurenkov, M. Bersweiler, H. Sato, S. Fukami, and H. Ohno
15th RIEC International Workshop on Spintronics   13 Dec 2017   
Antiferromagnet layer thickness dependence of spin-orbit torque and Dzyaloshinskii-Moriya interaction in PtMn/[Co/Ni] structure
S. DuttaGupta, T. Kanemura, A. Kurenkov, C. Zhang, S. Fukami, and H. Ohno
15th RIEC International Workshop on Spintronics   13 Dec 2017   
Spin-orbit torque induced magnetization switching in W/CoFeB/MgO structure of various sizes
C. Zhang, S. Fukami, S. DuttaGupta, H. Sato, and H. Ohno
15th RIEC International Workshop on Spintronics   13 Dec 2017   
Spin-orbit torque switching of nanoscale devises for high-speed MRAMs
C. Zhang, B. Jinnai, S. Fukami, H. Sato, K. Watanabe, A. Kurenkov, M. Bersweiler, S. DuttaGupta, and H. Ohno
IEDM2017 – A special poster session dedicated to MRAM   4 Dec 2017   
反強磁性/強磁性ヘテロ構造におけるスピン軌道トルク磁化反転と人工神経回路網応用 [Invited]
深見俊輔、William A. Borders, Aleksandr Kurenkov, 張超亮、Samik DuttaGupta, 大野英男
応物・磁気学会共催スピントロニクス研究会 “反強磁性スピントロニクス”   22 Nov 2017   
In-plane easy axis angle dependence of spin-orbit torque induced magnetization switching
Y. Takahashi, A. Ohkawara, T. Anekawa, C. Zhang, S. Fukami, and H. Ohno
第36回電子材料シンポジウム(EMS36)   8 Nov 2017   
Magnetization switching by combining spin-orbit torque and spin-transfer torque in three-terminal magnetic tunnel junctions
C. Zhang, Y. Takahashi, S. DuttaGupta, H. Sato, S. Fukami, and H. Ohno
62nd Annual Conference on Magnetism and Magnetic Materials (MMM2017)   6 Nov 2017   
Characterization of spin-orbit torque and Dzyaloshinskii-Moriya interaction in an antiferromagnet/ferromagnet structure
S. DuttaGupta, T. Kanemura, A. Kurenkov, C. Zhang, S. Fukami, and H. Ohno
62nd Annual Conference on Magnetism and Magnetic Materials (MMM2017)   6 Nov 2017   
Analog spin-orbit torque devices with antiferromagnets for artificial neural networks [Invited]
S. Fukami, C. Zhang, A. Kurenkov, W. A. Borders, S. DuttaGupta, and H. Ohno
Workshop on Antiferromagnetic Spintronics   25 Oct 2017   
S. Fukami, W. A. Borders, A. Kurenkov, C. Zhang, S. DuttaGupta, and H. Ohno [Invited]
Use of Analog Spintronics Device in Performing Neuro-Morphic Computing Functions
5th Berkeley Symposium on Energy Efficient Electronic Systems & Steep Transistors Workshop,   19 Oct 2017   
Magnetization switching in in-plane magnetized SOT-MRAM devices
J. Courtin, S. Fukami, T. Anekawa, C. Zhang, H. Ohno, and T. Devolder
18e Colloque Louis Néel   24 Sep 2017   
Spin-orbit torque switching for high-speed nonvolatile memory applications [Invited]
S. Fukami, C. Zhang, A. Kurenkov, W. A. Borders, S. DuttaGupta, and H. Ohno
The 3rd ImPACT International Symposium on Spintronic Memory, Circuit and Storage   23 Sep 2017   
Quantifying Dzyaloshinskii-Moriya interaction from thermally-activated and flow regime domain wall dynamics
S. DuttaGupta, C. Zhang, S. Fukami, and H. Ohno
The 3rd ImPACT International Symposium on Spintronics Memory, Circuit and Storage   23 Sep 2017   
Spin-orbit torque-induced magnetization reversal in nanoscale W/CoFeB/MgO prepared with various tungsten sputtering conditions
C. Zhang, S. Fukami, K. Watanabe, A. Ohkawara, S. DuttaGupta, H. Sato, F. Matsukura, and H. Ohno
The 3rd ImPACT International Symposium on Spintronics Memory, Circuit and Storage   23 Sep 2017   
Spin-orbit torque driven magnetization reversal in Co/Pt multilayer
B. Jinnai, C. Zhang, A. Kuvenkov, M. Bersweiler, H. Sato, S. Fukami, and H. Ohno
The 3rd ImPACT International Symposium on Spintronics Memory, Circuit and Storage   23 Sep 2017