論文

  • “Field direction dependent quantum-limit magnetoresistance of correlated Dirac electrons in perovskite CaIrO3” Rinsuke Yamada, Jun Fujioka, Minoru Kawamura, Shiro Sakai, Motoaki Hirayama, Ryotaro Arita, Tatsuya Okawa, Daisuke Hashizume, Ryosuke Kurihara, Masashi Tokunaga, and Yoshinori Tokura, Phys. Rev. B, 107, L081113 (2023).
  • “Spin-Lattice and Magnetoelectric Couplings Enhanced by Orbital Degrees of Freedom in Polar Multiferroic Semiconductor” Vilmos Kocsis, Yusuke Tokunaga, Toomas Rõõm, Urmas Nagel, Jun Fujioka, Yasujiro Taguchi, Yoshinori Tokura, and Sándor Bordács, Phys. Rev. Lett. 130, 036801 (2023)
  • “Large magneto-thermoelectric effect on the verge of metal–insulator and topological transitions in pyrochlore iridates” Kentaro Ueda, Jun Fujioka, Naoya Kanazawa, and Yoshinori Tokura, APL Mater. 10, 091111 (2022).
  • "In-plane Anisotropic Charge Dynamics in the Layered Polar Dirac Semimetal BaMnSb2” H. Yoshizawa, H. Sakai, M. Kondo, M. Ochi, K. Kuroki, N. Hanasaki and J. Fujioka, Phys. Rev. B 105, L241110 (2022). (Editor’s Suggestion)
  • ” Field-induced multiple metal-insulator crossovers of correlated Dirac electrons of perovskite CaIrO3” R. Yamada 1, J. Fujioka, M. Kawamura, S. Sakai, M. Hirayama, R. Arita, T. Okawa, D. Hashizume, T. Sato, F. Kagawa, R. Kurihara, M. Tokunaga and Y. Tokura, npj Quantum Materials 7, 13 (2022)
  • “Alloying-induced enhancement of thermopower in the Dirac-semimetal system Cd3−xZnxAs2” J. Fujioka, M. Kriener, D. Hashizume, Y. Yamasaki, Y. Taguchi, and Y. Tokura, Phys. Rev. Mater. 5, 094201 (2021)
  • “Variation of charge dynamics upon antiferromagnetic transitions in the Dirac semimetal EuMnBi2” H. Nishiyama, H. Sakai, K. Nakagawa, N. Hanasaki, S. Ishiwata, H. Masuda, M. Ochi, K. Kuroki, S. Iguchi, T. Sasaki, Y. Ikemoto, T. Moriwaki, K. Ueda, Y. Tokura, and J. Fujioka, Phys. Rev. B 104, 115111 (2021)
  • “Observation of Nonlinear Spin-Charge Conversion in the Thin Film of Nominally Centrosymmetric Dirac Semimetal SrIrO3 at Room Temperature” Y. Kozuka, S. Isogami , K. Masuda, Y. Miura, Saikat Das, J. Fujioka, T. Ohkubo, and S. Kasai, Phys. Rev. Lett. 126, 236801 (2021)
  • "Dirac polaron dynamics in the correlated semimetal of perovskite CaIrO3" J. Fujioka, R. Yamada, T. Okawa, and Y. Tokura Phys. Rev. B 103, L041109 (2021)
  • "Evolution of possible Weyl semimetal states across the Mott transition in pyrochlore iridates induced by hole doping" K. Ueda, H. Fukuda, R. Kaneko, J. Fujioka, and Y. Tokura, Phys. Rev. B 102, 245131 (2020)
  • “p-Type Transparent Quadruple Perovskite Halide Conductors: Fact or Fiction?” Sanlue Hu, Bing Xia, Yang-Peng Lin, Takayoshi Katase, Jun Fujioka, Toshio Kamiya, Hideo Hosono, Ke-Zhao Du, and Zewen Xiao, Adv. Funct. Mater. 1909906 (2020).
  • "Decoupling spin-orbital correlations in a layered manganite amidst ultrafast hybridized charge-transfer band excitation”  L. Shen, S. A. Mack, G. Dakovski, G. Coslovich, O. Krupin, M. Hoffmann, S.-W. Huang, Y-D. Chuang , J. A. Johnson, S. Lieu, S. Zohar, C. Ford, M. Kozina, W. Schlotter, M. P. Minitti, J. Fujioka, R. Moore, W-S. Lee, Z. Hussain, Y. Tokura, P. Littlewood and J. J. Turner, Phys. Rev. B 101, 201103(R) (2020)
  • "Robust Ferromagnetism in Highly Strained SrCoO3 Thin Films”  Yujia Wang, Qing He, Wenmei Ming, Mao-Hua Du, Nianpeng Lu, Clodomiro Cafolla , Jun Fujioka, Qinghua Zhang, Ding Zhang, Shengchun Shen, Yingjie Lyu, Alpha T. N’Diaye, Elke Arenholz, Lin Gu , Cewen Nan, Yoshinori Tokura, Satoshi Okamoto, and Pu Yu, Phys. Rev. X 10, 021030 (2020)
  • “Large Variation of Dirac Semimetal State in Perovskite CaIrO3 with Pressure-Tuning of Electron Correlation” R. Yamada, J. Fujioka, M. Kawamura, S. Sakai, M. Hirayama, R. Arita, T. Okawa, D. Hashizume, M. Hoshino and Y. Tokura, Phys. Rev. Lett. 123, 216601 (2019).
  • “Phonon anomalies in pyrochlore iridates studied by Raman spectroscopy” K. Ueda, R. Kaneko, A. Subedi, M. Minola, B. J. Kim, J. Fujioka, Y. Tokura and B. Keimer, Phys. Rev. B 100, 115157 (2019).
  • “Strain-engineering of charge transport in the correlated Dirac semimetal of perovskite CaIrO3 thin films” M. Masuko, J. Fujioka, M. Nakamura, M. Kawasaki and Y. Tokura, APL Mater. 7, 081115 (2019).
  • “Ultrafast spectroscopy of shift-current in ferroelectric semiconductor Sn2P2S6” M. Sotome, M. Nakamura, J. Fujioka, M. Ogino, Y. Kaneko, T. Morimoto, Y. Zhang, M. Kawasaki, N. Nagaosa, Y. Tokura, and N. Ogawa, Appl. Phys. Lett. 114, 151101 (2019).
  • "Enhanced thermopower in the correlated semimetallic phase of hole-doped pyrochlore iridates", R. Kaneko, M. -T. Huebsch, S. Sakai, R. Arita, H. Shinaoka, K. Ueda, Y. Tokura, and J. Fujioka, Phys. Rev. B 99, 161104(R) (2019).
  • "Ultrafast spectroscopy of shift-current in ferroelectric semiconductor Sn2P2S6", M. Sotome, M. Nakamura, J. Fujioka, M. Ogino, Y. Kaneko, T. Morimoto, Y. Zhang, M. Kawasaki, N. Nagaosa, Y. Tokura and N. Ogawa, Appl. Phys. Lett. 114,151101 (2019).
  • "Spectral dynamics of shift current in ferroelectric semiconductor SbSI" M. Sotomea, M. Nakamura, J. Fujioka, M. Ogino, Y. Kaneko, T. Morimoto, Y. Zhange,, M. Kawasaki,N. Nagaosa, Y. Tokura, and N. Ogawa, Proc Natl Acad Sci, 116 (6) 1929-1933 (2019).
  • "Strong-correlation induced high-mobility electrons in Dirac semimetal of perovskite oxide", J. Fujioka, R. Yamada, M. Kawamura, S. Sakai, M. Hirayama, R. Arita, T. Okawa, D. Hashizume, M. Hoshino and Y. Tokura, Nature Commun. 10, 362 (2019).
  • "Charge Dynamics and Metal–Insulator Transition in Perovskite SrIr1−xSnxO3" J. Fujioka, T. Okawa, M. Masuko, A. Yamamoto, and Y. Tokura, J. Phys. Soc. Jpn. 87, 123706 (2018).
  • "Spontaneous Hall effect in the Weyl semimetal candidate of all-in all-out pyrochlore iridate” K. Ueda, R. Kaneko, H. Ishizuka, J. Fujioka, N. Nagaosa and Y. Tokura Nature Commun. 9, 3032 (2018).
  • “Tensile-Strain-Dependent Spin States in Epitaxial LaCoO3 Thin Films” Y. Yokoyama, Y. Yamasaki, M. Taguchi, Y. Hirata, K. Takubo, J. Miyawaki, Y. Harada, D. Asakura, J. Fujioka, M. Nakamura, H. Daimon, M. Kawasaki, Y. Tokura, and H. Wadati, Physical Review Letters 120, 206402 (2018)

総説・著書

  • "Spin-Crossover Cobaltite" Springer Series in Materials Science, Okimoto, Y., Saitoh, T., Kobayashi, Y., Ishihara, S. (Eds.), (2021), Chapter 5
  • "Strongly correlated oxides for energy harvesting" J. Matsuno, J. Fujioka, T. Okuda, T. Mizokawa and T. Katsufuji, Science and Technology of Advanced Materials, 19, 899-908 (2018)

2017年度以前の論文