Our members, Assoc. Prof. Shun Kanai, Mr. Yuma Sato (D3), Mr. Kazunari Kino (M2), Mr. Hitoshi Iida (M1), and Mr. Kota Nihei (M1) attended “The 70th Annual Conference on Magnetism and Magnetic Materials (MMM 2025)” held in Florida, USA on October 27-31, and gave presentations.
The second game in the group stage the softball tournament was held. After a fierce battle, the score was tied at 8-8.
We lost the match by a rock-paper-scissors tiebreaker.
We held an “Imoni party”, a traditional event in the Tohoku region similar to barbecue.
We deepened our bonds while enjoying Sendai-style and Yamagata-style imoni stew and BBQ under fine weather.
On October 11, we exhibited at the RIEC Open House 2025, held as part of the Tohoku University Research Institutes Open House “Katahira Festival 2025”.
In addition to a popular attraction for kids “Gauss Accelerator” and a challenge to create high-quality random numbers by hand, we presented several games including “Quantum Poker” in which principles of quantum mechanics such as uncertainty and entanglement are applied, with three members from the STAGE Center at the University of Chicago, our collaborative research partner. Many visitors enjoyed our exhibits.
The next event is scheduled for October 2027.
Our paper “Temperature dependence of current-induced switching in thin epitaxial films of Mn3Sn: Revealing the dominant role of spin–orbit torque” by K. Nihei, T. Uchimura, J. Han, K. Gas, S. Kanai, H. Ohno, and S. Fukami was published in Appl. Phys. Letters.
Ms. Antonia Niklasch (Visiting Student (MC)) returned to Johannes Gutenberg University Mainz after three months stay.
Our paper “Observation of a non-reciprocal skyrmion Hall effect of hybrid chiral skyrmion tubes in synthetic antiferromagnetic multilayers ” by T. Dohi, M. Bhukta, F. Kammerbauer, V. K. Bharadwaj, R. Zarzuela, A. Sud, M. -A. Syskaki, D. M. Tran, T. Denneulin, S. Wintz, M. Weigand, S. Finizio, J. Raabe, R. Frömter, R. E. D. -Borkowski, J. Sinova, and M. Kläui was published in Nature Communications.
Press release: “Three-dimensional magnetic vortices in synthetic antiferromagnets move differently than magnetic vortices in two dimensions” (Link to a webpage of the Johannes Gutenberg University Mainz)
Our paper “Electrically Tunable Picosecond-Scale Octupole Fluctuations in Chiral Antiferromagnets” by S. T. Konakanchi, S. Banerjee, M. M. Rahman, Y. Yamane, S. Kanai, S. Fukami, and P. Upadhyaya was published in Physical Review Letters.
The paper was selected as the Editor’s Suggestion.
Ms. Veronika Růžičková (Visiting Student (BC)) returned to the Czech Technical University after three weeks stay.
Professor Shunsuke Fukami is awarded the KDDI Foundation Award 2025 for outstanding studies on “Spintronics for energy-efficient information technologies”. Congratulations! The award ceremony will be held on October 22nd in Tokyo.
We had a welcome party for Antonia (Univ. Mainz), Victor (Dual PhD between Lorrain and Tohoku), Veronika (Czech Tech Univ), and Rishi (Imperial College London) in a restaurant near the Sendai Station.
Our paper “Size dependence of the properties of synthetic-antiferromagnet-based stochastic magnetic tunnel junctions for probabilistic computing” by T. Kinoshita, J-Y. Yoon, N. Caçoilo, R. Mochizuki, H. Kaneko, S. Kanai, H, Ohno, and S. Fukami was published in Appl. Phys. Lett.
Our members, Assoc. Prof. J. Han, Dr. Marui, Uchimura (D3), Sato (D2), Kino (M2), Saijo (M2), Iida (M1), and Nihei (M1) attended the 86th JSAP Autumn Meeting 2025 held in Meijo University in Aichi Prefecture and gave presentations.
Mr. Rishi Saddani of Imperial College London joined us as a Visiting Student (DC).
Ms. Veronika Růžičková of the Czech Technical University joined us as a Visiting Student (BC).
The softball tournament 2025 just started.
We won the opening game by a score of 7-4!
Our paper “Electrical coherent drivingof chiral antiferromagnet” by Y. Takeuchi, Y. Sato, Y. Yamane, J-Y. Yoon, Y. Kanno, T. Uchimura, K. V. De Zoysa, J. Han, S. Kanai, J. Ieda, H. Ohno, and S. Fukami was published in Science.
(The link above is for a free-access website, in which you can see the entire article and download the pdf file regardless of the subscription.)
Press release: “Antiferromagnets Outperform Ferromagnets in Ultrafast, Energy-Efficient Memory Operations“
Our members, Prof. S. Kanai and Prof. Gas attended “SPIE Optics + Photonics” held in San Diego, CA, USA, on August 3-7 and gave presentations.
Prof. Tomasz Dietl, who served as a Visiting Professor from 2018-2020, is awarded the Tohoku University International Award – Special Award. As part of Tohoku University’s Homecoming Day 2025, scheduled for Saturday, October 11 at the Tohoku University Centennial Hall (Kawauchi Hagi Hall), the university will host an award ceremony.
Congratulations, Prof. Dietl!
Mr. Shunya Chiba (D3) is awarded the Best Poster Award for his poster presentation at the Swedish-Korean Orbitronics Workshop (SKOW 2025) for his presentation titled “Comparative Study of Current-Induced Torque in Cr/CoFeB/MgO and W/CoFeB/MgO”. Congratulations!
Our paper “Ferromagnetic resonance in a magnetically dilute percolating ferromagnet: An experimental and theoretical study” by Y. K. Edathumkandy, K. Das, K. Gas, D. Sztenkiel, D. Hommel, H. Przybylińska, and M. Sawicki was published in Physical Review B.
Our paper “Unraveling effects of competing interactions and frustration in vdW ferromagnetic Fe3GeTe2 nanoflake devices” by R. R. Chowdhury, D. Kurebayashi, J. Lustikova , O. A.Tretiakov, S. Fukami, R. P. Singh, and S. DuttaGupta was published in Applied Physics Letters.
Ms. Antonia Niklasch of Johannes Gutenberg University Mainz joined us as a Visiting Student (MC).
The second match in a group league of the ECEI (Group of Electrical Engineering, Communication Engineering, Electronic Engineering, and Information Engineering) Futsal Tournament was held. Taking advantage of the rule of free substitution of players with a numerical superiority situation, we won the game by 10 to 2, proceeding to the knock-out stage.
Our paper “Electrically Controlled Nonlinear Magnon-Magnon Coupling in a Synthetic Antiferromagnet” by A. Sud, K. Yamamoto, S. Iihama, K. Ishibashi, S. Fukami, H. Kurebayashi, and S. Mizukami was published in Physical Review Letters.
Press release: “Observation of Rabi-like Splitting Under Electrical Control in Artificial Magnets”
Tomohiro Uchimura (D3) returned from Czech Academy of Sciences after a three-months overseas training.
In addition, a paper titled “Single-crystalline CrSb(0001) thin films grown by dc magnetron co-sputtering” containing his contributions during the overseas training was published on June 3 in Physical Review Materials.
Our members, Prof. Fukami, Prof. Kanai, Dr. Nuno Cacoilo, Haruna Kaneko (D1), Manato Kawahara (D1), Takuma Kinoshita (M2), Yoshiki Maeda (M1), Prof. Ohno, Prof. Akerman, attended the International Workshop on Ising Machines – 2025 held in Evanston, IL, USA on May 13-15 and Second Workshop on the Chicago-Tohoku Quantum Alliance held in the University of Chicago, IL, USA on May 15-16, and gave presentations.
Our paper “Spintronic memristors for computing” by Q. Shao, Z. Wang, Y. Zhou, S. Fukami, D. Querlioz, and L. O. Chua was published in npj Spintronics.
Our members, Prof. S. Fukami, Assoc. Prof. J. Han, T. Kinoshita (M2), and T. Tasaki (M2) attended “The 7th International Conference of Asian Union of Magnetics Societies (IcAUMS 2025)” held in Okinawa Prefecture, on April 21-23 and gave presentations.
Shunya Chiba (D3) leaves for the University of Gothenburg for an overseas training.
Our paper “Interfacial Dzyaloshinskii-Moriya interaction in nonmagnetic/noncollinear-antiferromagnetic bilayers” by Y. Yamane, Y. Araki, and S. Fukami was published in Physical Review B.
We had a cherry blossom viewing party (“Hanami” in Japanese) with our lab members, which also served as a welcome party for new members (1 PD, 3 M1 students).
Our paper “Magnetic phase diagram of Mn3+xSn1−x epitaxial thin films: Extending the anomalous Hall effect to low temperatures via intrinsic alloying” by K. Gas, J.-Y. Yoon, Y. Sato, H. Kubota, P. Dłużewski, S. Kret, J. Z. Domagala, Y. K. Edathumkandy, Y. Takeuchi, S. Kanai, H. Ohno, M. Sawicki, and S. Fukami was published in APL Materials.
Assistant Professor Takaaki Dohi is awarded the Funai Information Technology Award for outstanding studies on “Pioneering Antiferromagnetic Skyrmionics”. Congratulations!
Associate Professor Shun Kanai is awarded the Funai Information Technology Award for outstanding studies on “Unconventional Electronic Devices Based on Spin Dynamics”. Congratulations!
Dr. Ryo Kawarazaki joined us as a JSPS Post-doctoral Fellow.
Ms. Kaneko (D1) is awarded the Outstanding Student Award of the Group of Electrical Engineering, Communication Engineering, Electronic Engineering and Information Engineering. Congratulations!
Mr. Kubota, Mr. Kurihara, and Mr. Takano received the Master Degree of Engineering. Congratulations! We wish your great success in the future!
Mr. Nihei (B4) is awarded the Dean’s Award of the School of Engineering. Congratulations!
Our members, Assoc. Prof. S. Kanai, Assoc. Prof. Y. Yamane, M. Kawahara (D1) attended the”APS Global Physics Summit 2025“held in Anaheim, California, USA , on March16-21 and gave presentations.
Tomohiro Uchimura (D3) leaves for the Institute of Physics of the Czech Academy of Sciences for an overseas training.
We held a farewell party for members who are going to graduate this March (Kubota kun, Kurihara kun, and Takano kun).
We visited the Grandeco Snow Resort in Fukushima Prefecture on March 1-2.
We all from the beginners to experts enjoyed skiing/snowboarding during the two days.
Dr. Aurelien Lagarrigue (Postdoctoral Fellow) is awarded the Best Poster Award for his presentation at the “The Future of Computing: Perspective” held on 2025/2/25-28.
The title of the awarded presentation is “Analog control of antiferromagnet/ferromagnet magnetic tunnel junctions through spin-orbit torque”.
Congratulations!
(Photographs at the ceremony, and the certificate and supplementary prize)
The international symposium “The Future of Computing: Perspectives” was held on 2025/2/25-28. It was organised as a joint conference of The 21st RIEC International Workshop on Spintronics, The 13th RIEC International Symposium on Brain Functions and Brain Computer (BFBC2025), and The 4th Symposium on Multicellular Neurobiocomputing. We invited the world leading researchers promoting pioneering research in spintronics, other solid-state devices, silicon integrated circuits, optical and quantum technologies, neuroscience, etc., and had lively discussions for the realization of future computers with high performance and energy efficiency.
A total of 246 participants (including 92 online), from a total of 18 countries and regions, attended the conference, which consisted of 36 invited talks (9 of which were keynote talks), 7 general oral talks and 50 poster presentations.
We appreciate all the presenters and participants.
Our paper “Unconventional Spin Hall Magnetoresistance in Noncollinear Antiferromagnet/Heavy Metal Stacks” by T. Uchimura, J. Han, P. Tang, J.-Y. Yoon, Y. Takeuchi, Y. Yamane, S. Kanai, G. E. W. Bauer, H. Ohno, and S. Fukami was published in Physical Review Letters.
Mr. Edouard Kremer (Visiting Student) returned to the University of Lorraine after six months stay.
Our members, Prof. Shunsuke Fukami, Mr. Tomohiro Uchimura (D3), Mr. Yuma Sato (D2), and Ms. Haruna Kaneko (D1) attended the 5th IEEE Conference on Advances in Magnetics (IEEE-AIM2025) held in Bressanone, Italy on February 9-12, and gave presentations.
Ms. Haruna Kaneko (D1) is awarded the Best Poster Award for her poster presentation at the 5th IEEE Conference on Advances in Magnetics (IEEE-AIM2025). Congratulations!
(Prof. Fukami received the award certificate on behalf of Ms. Kaneko, who returned to Japan earlier due to the next commitment.)
Our paper “Unconventional responses in non-collinear antiferromagnets” by J. Han, J-Y. Yoon, H. Ohno and S. Fukami was published in Newton (Cell Press).