Our paper “Reliable magnetometry for antiferromagnets and thin films: Correcting substrate artifacts in Mn3Sn/MgO systems” by K. Gas and M. Sawicki was published in Physical Review Applied.
A Perspective paper “Challenges and opportunities in orbitronics” by S. Fukami, K.-J. Lee, and M. Kläui was published in Nature Physics.
We held the 2025 year-end party together with a welcome party for new Bachelor 3rd grade students, a celebration party for promoted members, and a farewell party for a member leaving soon.
Our collaborative research with UC Santa Barbara and TSMC “BDAC-Free p-bits: Asynchronous Self-Coloring and On-Chip Annealing” by K. Selcuk, N. A. Aadit, C. Delacour, J. Q. Silva, N. S. Singh, H. Kaneko, S. Kanai, Y.-J. Wu, Y.-H. Chen, Y.-S. Chen, Y. C. Ong, K.-C. Huang, H. Chuang, H. Ohno, S. Fukami and K. Y. Camsari was presented in the 71st Annual IEEE International Electron Devices Meeting (IEDM 2025) on December 9th in San Francisco.
Press release: “New Fully Digital Design Paves the Way for Scalable Probabilistic Computing”
The third-place match of the ECEI (Group of Electrical Engineering, Communication Engineering, Electronic Engineering, and Information Engineering) Futsal Tournament was held.
(We won at the quarterfinal match on July 28 and lost at the semifinal match on September 30.)
We lost the game by 1-4 and finished 4th out of 14 participating labs. Next year, we’ll aim for the top three, just like we did in the Ekiden this year!
(Video during the game.)
The 59th Ekiden (long-distance relay) Race was held in the Aobayama New Campus. Fukami lab and Otsuka lab formed two joint teams (A and B). Out of 44 total entries, Team A placed 3rd and Team B placed 32nd.
<Record>
2018: 14th
2019: 13th
2022: 4th
2023: 4th
2024: 4th
We finally achieved 3rd place. Great job, everyone!
Our paper “Strategies to search for two-dimensional materials with long spin qubit coherence time” by M. Y. Toriyama, J. Zhan, S. Kanai, and G. Galli was published in npj 2D Materials and Applications.
Haruna Kaneko (D2) leaves for UC Santa Barbara (USA) for an overseas training.
Mr. Rishi Saddani (Visiting Student (DC)) returned to Imperial College London after three months stay.
Dr. Aakanksha Sud and Mr. Harumi Chiku (M1) won the Best Poster Award for their poster presentations at The International Symposium MSSp2025: Materials Science and Spintronics for Sustainable Futures from Tohoku held in Tohoku University from November 4th to 7th. The titles of their presentations were as follows:
Aakanksha Sud: Chiral Magnon–Phonon coupling in synthetic antiferromagnets for nonreciprocal energy transport
Harumi Chiku: Wireless signal energy harvesting based on field-free ferromagnetic resonance in magnetic tunnel junction
Congratulations!
The International Symposium MSSp2025: Materials Science and Spintronics for Sustainable Futures from Tohoku was held in Tohoku University from November 4th to 7th.
We had 285 participants in total including 223 on-site participants.
During the symposium, an award speech and ceremony for Assoc. Prof. Jiahao Han who received the 2025 Core Research Cluster for Spintronics Award (CRC-Spin Award 2025) were also conducted.
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.
This paper is selected for Editor’s Pick.
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.
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.
