S. Okubo, K. Segawa, K. Naka, T. Suzuki, S. Hara, T. Sakurai, H. Ohta, M. Matsumoto, N. Kurita, H. Tanaka. High Frequency ESR Measurements of S=1 Spin Gap System CsFeCl3. JPSJ Conference Proceedings. 2023
M. Koga, M. Matsumoto. Theory of Field-Angle-Resolved Magnetoacoustic Resonance in Spin-Triplet Systems for Application to Nitrogen-Vacancy Centers in Diamond. Journal of the Physical Society of Japan. 2022. 91. 9
S. Kimura, N. Terada, M. Hagiwara, M. Matsumoto, H. Tanaka. Electric Dipole Active Magnetic Resonance and Nonreciprocal Directional Dichroism in Magnetoelectric Multiferroic Materials in Terahertz and Millimeter Wave Regions. Applied Magnetic Resonance. 2021. 52. 4. 363-378
M. Matsumoto. Total Moment Sum Rule for Magnets in the Vicinity of Quantum Critical Point. Journal of the Physical Society of Japan. 2020. 90. 1. 014701 (17 pages)
M. Matsumoto, T. Sakurai, Y. Hirao, H. Ohta, Y. Uwatoko, H. Tanaka. First ESR Detection of Higgs Amplitude Mode and Analysis with Extended Spin-Wave Theory in Dimer System KCuCl3. Applied Magnetic Resonance. 2020. 52. 4. 523-564