207.　Dzyaloshinsky-Moriya Interaction and the Ground State in S=3/2 Perfect Kagome Lattice Antiferromagnet KCr3(OH)6(SO4)2 (Cr-Jarosite) Studied by X-band and High-Frequency ESR
Susumu Okubo, Ryohei Nakata, Shohei Ikeda, Naoki Takahashi, Takahiro Sakurai, Wei-Min Zhang, Hitoshi Ohta, Tokuro Shimokawa, Tôru Sakai, Koji Okuta, Shigeo Hara, and Hirohiko Sato
J. Phys. Soc. Jpn. 86 (2017) 024703/1-6

208.　THz ESR study of Spinel Compound GeCo2O4
Susumu Okubo, Hitoshi Ohta, Tasuya Ijima, Tatsuya Yamasaki, Weimin Zhang, Shigeo Hara, Shinichi Ikeda, Hiroyuki Oshima, Miwako Takahashi, Keisuke Tomiyasu, and Tadataka Watanabe
Phys. Chem. 231 (2017) 827-837.

209.　High-field/high-pressure ESR
T. Sakurai, S. Okubo, H. Ohta
J. Mag. Res. 280 (2017) 3-9 (Invited review)

210.　Spin-Singlet Transition in the Magnetic Hybrid Compound from a Spin-Crossover Fe(III) Cation and π-Radical Anion
Kazuyuki Takahashi, Takahiro Sakurai, Wei-Min Zhang, Susumu Okubo, Hitoshi Ohta, Takashi Yamamoto, Yasuaki Einaga, Hatsumi Mori
inorganics 5 (2017) 54/1-14..

211.　Precise Determiantion of Zero-Field Splitting Parameters of Hemin by High-Field and High-Frequency Electron Paramagnetic Resonance
Tsubasa Okamoto, Eiji Ohmichi, Susumu Okubo, Hitoshi Ohta
J. Phys. Soc. Jpn. 87 (2018) 13702/1-4.

212.　Direct Observation of the Quantum Phase Transition of SrCu2(BO3)2 by High-Pressure and Terahertz Electron Spin Resonance
Takahiro Sakurai, Yuki Hirao, Keigo Hijii, Susumu Okubo, Hitoshi Ohta, Yoshiya Uwatoko, Kazutaka Kudo, and Yoji Koike
J. Phys. Soc. Jpn. 87 (2018) 33701/1-4.

213.　Reevaluation of analytical condition using highly singlet oxygen sensitive/selective reagent in aqueous-/non-aqueous solution
Yu Saito, Yuto Koseki, Bunpei Hatano, Kazuaki Sato, Susumu Okubo, Hitoshi Ohta, Takeaki Ogata
Studies Sci. Tech. 7 (2018) 61-68.

214.　Development and application of 2.5 GPa-25 T high-pressure high-field electron spin resonance system using a cryogen-free superconducting magnet
T. Sakurai, S. Kimura, M. Kimata, H. Nojiri, S. Aawaji, S. Okubo, H. Ohta, Y. Uwatoko, K. Kudo, Y. Koike
J. Magn. Reson. 296 (2018) 1-4.

215.　Precise Determination of Zero-Field Splitting Parameters of Hemin by High-Field and High-Frequency Electron Paramagnetic Resonance
T. Okamoto, E. Ohmichi, S. Okubo, and H. Ohta
J. Phys. Soc. Jpn. 87 (2018) 013702/1-4

216.　Spin-Singlet Transition in the Magnetic Hybrid Compound from a Spin-Crossover Fe(III) Cation and π-Radical Anion
K. Takahashi, T. Sakurai, Wei-Min Zhang, S. Okubo, H Ohta, T. Yamamoto, Y. Einaga and H. Mori
Inorganics (2017) 5, 54/1-15