Naoto Ito, Ryuichi Masutomi, Tohru Okamoto. Cancellation of electron and hole contributions to the Hall effect in ultrathin Bi films grown on GaAs(110). Physical Review B. 2022. 105. 20
Ryuichi Masutomi, Tohru Okamoto, Youichi Yanase. Unconventional superconducting phases in multilayer films with layer-dependent Rashba spin-orbit interactions. PHYSICAL REVIEW B. 2020. 101. 18
Masato Niwata, Ryuichi Masutomi, Tohru Okamoto. Magnetic-Field-Induced Superconductivity in Ultrathin Pb Films with Magnetic Impurities. PHYSICAL REVIEW LETTERS. 2017. 119. 25
Takayuki Sekihara, Takahiro Miyake, Ryuichi Masutomi, Tohru Okamoto. Effect of Parallel Magnetic Field on Superconductivity of Ultrathin Metal Films Grown on a Cleaved GaAs Surface. Journal of the Physical Society of Japan. 2015. 84. 6. 064710-064710
Ryuichi Masutomi, Tohru Okamoto. Simultaneous study by scanning tunneling spectroscopy and transport measurements in adsorbate-induced two-dimensional systems. 27TH INTERNATIONAL CONFERENCE ON LOW TEMPERATURE PHYSICS (LT27), PTS 1-5. 2014. 568
Junya Matsunami, Tohru Okamoto. Electrical Detection of Electron-Spin Resonance in Two-Dimensional Systems. ELECTRON SPIN RESONANCE AND RELATED PHENOMENA IN LOW-DIMENSIONAL STRUCTURES. 2009. 115. 129-140