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Last update: Apr. 28, 2023

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Original papers

[38] Y. Nonaka, Y. K. Wakabayashi, G. Shibata, S. Sakamoto, K. Ikeda, Z. Chi, Y.X. Wan, M. Suzuki, A. Tanaka, M. Tanaka, and A. Fujimori:  Origin of magnetically dead layers in spinel ferrites MFe2O4 grown on Al2O3: Effects of postdeposition annealing studied by XMCD, Phys. Rev. Mater. 7, 044413 (2023); arXiv:2302.02322v1

[37] V. K. Verma, S. Sakamoto, K. Ishikawa, V. R. Singh, K. Ishigami, G. Shibata, T. Kadono, T. Koide, S. Kuroda and A. Fujimori: Cr doping-induced ferromagnetism in the spin-glass Cd1-xMnxTe studied by x-ray magnetic circular dichroism, Physica B 642, 414129 (2022); arXiv:2204.02042v1

[36] H. Suzuki, G. Q. Zhao, J. Okamoto, S. Sakamoto, Z.-Y. Chen, Y. Nonaka, G. Shibata, K.Zhao, B. J. Chen, W.-B. Wu, F.-H. Chang, H.-J. Lin, C.-T. Chen, A. Tanaka, M. Kobayashi, Bo Gu, S. Maekawa, Y. J. Uemura, C. Q. Jin, D. J. Huang, and A. Fujimori: Magnetic Properties and Electronic Configurations of Mn Ions in the Diluted Magnetic Semiconductor Ba_{1－x}K_x(Zn_{1－y}Mn_y)_2As_2 Studied by X-ray Magnetic Circular Dichroism and Resonant Inelastic X-ray Scattering, J. Phys. Soc. Jpn. 91, 064710 (2022); arXiv:2201.13061v1

[35] M. Suzuki, B. Gao, G. Shibata, S. Sakamoto, Y. Nonaka, K. Ikeda, Z. Chi, Y.-X. Wan, T. Takeda, Y. Takeda, T. Koide, A. Tanaka, M. Kobayashi, S.-W. Cheong, and A. Fujimori: Magnetic anisotropy of the van der Waals ferromagnet Cr2Ge2Te6 studied by angular-dependent x-ray magnetic circular dichroism, Phys. Rev. Res. 4, 013139 (2022).

[34] S. Jena, M. Zzaman, V.K. Verma, K. Ishigami, G. Shibata, T. Ishikawa, G.f. Li, M. Yamamoto, R. Shahid, T. Koide, A. Fujimori, and V.R. Singh: Thickness-dependent electronic and magnetic states of Mn and Co atoms at Mn-rich Co2Mn1.20Ge0.38/MgO interfaces via soft x-ray magnetic circular dichroism, Physica B 627, 413619 (2021).

[33] Y. Nonaka, Y. K. Wakabayashi, G. Shibata, S. Sakamoto, K. Ikeda, Z. Chi, Y.X. Wan, M. Suzuki, T. Koide, M. Tanaka, R. Nakane, and A. Fujimori: Reduced magnetocrystalline anisotropy of CoFe2O4 thin films studied by angle-dependent x-ray magnetic circular dichroism, AIP Adv. 11, 085317 (2021).

[32] G. Shibata, C. J. Won, J. Kim, Y. Nonaka, K. Ikeda, Y. X. Wan, M. Suzuki, T. Koide, A. Tanaka, S.-W. Cheong, and A. Fujimori: Large Orbital Magnetic Moment and Strong Perpendicular Magnetic Anisotropy in Heavily Intercalated FexTiS2, J. Phys. Chem. C, 125, 12929-12936 (2021).

[31] M. Kobayashi, L. D. Anh, M. Suzuki, S. Kaneta-Takada, Y. Takeda, S.-i. Fujimori, G. Shibata, A. Tanaka, M. Tanaka, S. Ohya, and A. Fujimori:  Alternation of Magnetic Anisotropy Accompanied by Metal-Insulator Transition in Strained Ultrathin Manganite Heterostructures, Phys. Rev. Appl. 15, 064019--1-10 (2021).

[30] C. Lin, T. Adachi, M. Horio, T. Ohgi, M. A. Baqiya, T. Kawamata, H. Sato, T. Sumura, K. Koshiishi, S. Nakata, G. Shibata, K. Hagiwara, M. Suzuki, K. Ono, K. Horiba, H. Kumigashira, S. Ideta, K. Tanaka, Y. Koike, and A. Fujimori: Extended superconducting dome revealed by angle-resolved photoemission spectroscopy of electron-doped cuprates prepared by the protect annealing method, Phys. Rev. Research 3, 013180--1-8 (2021).

[29] S. Sakamoto, G. Zhao, G. Shibata, Z. Deng, K. Zhao, X. C. Wang, Y. Nonaka, K. Ikeda, Z. Chi, Y. X. Wan, M. Suzuki, T. Koide, A. Tanaka, S. Maekawa, Y. J. Uemura, C. Q. Jin, and A. Fujimori: Anisotropic Spin Distribution and Perpendicular Magnetic Anisotropy in a Layered Ferromagnetic Semiconductor (Ba,K)(Zn,Mn)2As2, ACS Appl. Electron. Mater. 3, 789-794 (2021).

[28] M. Kitamura, M. Kobayashi, E. Sakai, M. Minohara, R. Yukawa, D. Shiga, K. Amemiya, Y. Nonaka, G. Shibata, A. Fujimori, H. Fujioka, K. Horiba, and H. Kumigashira: 

Relationship between charge redistribution and ferromagnetism at the heterointerface between perovskite oxides LaNiO3 and LaMnO3, Phys. Rev. B 100, 245132--1-8 (2019).

[27] Y.-C. Lau, Z. Chi, T. Taniguchi, M. Kawaguchi, G. Shibata, N. Kawamura, M. Suzuki, S. Fukami, A. Fujimori, H. Ohno, and M. Hayashi: Giant perpendicular magnetic anisotropy in Ir/Co/Pt multilayers, Phys. Rev. Mater. 3, 104419--1-8 (2019).

[26] S. Sakamoto, N. T. Tu, Y. Takeda, S.-i. Fujimori, P. N. Hai, L. D. Anh, Y. K. Wakabayashi, G. Shibata, M. Horio, K. Ikeda, Y. Saitoh, H. Yamagami, M. Tanaka, and A. Fujimori: Electronic structure of the high-TC ferromagnetic semiconductor (Ga,Fe)Sb: X-ray magnetic circular dichroism and resonance photoemission spectroscopy studies, Phys. Rev. B 100, 035204--1-8 (2019).

[25] Y. K. Wakabayashi, Y. Nonaka, Y. Takeda, S. Sakamoto, K. Ikeda, Z. Chi, G. Shibata, A. Tanaka, Y. Saitoh, H. Yamagami, M. Tanaka, A. Fujimori, and R. Nakane: Cation distribution and magnetic properties in ultrathin (Ni1-xCox)Fe2O4 (x = 0-1) layers on Si(111) studied by soft x-ray magnetic circular dichroism, Phys. Rev. Mater. 2, 104416--1-12 (2018).

[24] G. Shibata, K. Yoshimatsu, K. Ishigami, T. Harano, Y. Takahashi, S. Sakamoto, Y. Nonaka, T. Kadono, M. Furuse, S. Fuchino, M. Okano, J.-i. Fujihira, A. Uchida, K. Watanabe, H. Fujihira, S. Fujihira, A. Tanaka, H. Kumigashira, T. Koide, and A. Fujimori: Anisotropic Charge Distribution Induced by Spin Polarization in La0.6Sr0.4MnO3 Thin Films Studied by X-ray Magnetic Linear Dichroism, J. Phys. Soc. Jpn. 87, 114713--1-5 (2018); arXiv 1810:09077. 

[23] M. Horio, Y. Takeda, H. Namiki, T. Katagiri, Y. K. Wakabayashi, S. Sakamoto, Y. Nonaka, G. Shibata, K. Ikeda, Y. Saitoh, H. Yamagami, T. Sasagawa, and A. Fujimori: Magnetic states of the weakly ferromagnetic iron-based superconductor Sr2VFeAsO3-d studied by x-ray magnetic circular dichroism, J. Phys. Soc. Jpn. 87, 105001--1-2 (2018) (Short Notes). 

[22] Y. Nonaka, G. Shibata, R. Koborinai, K. Ishigami, S. Sakamoto, K. Ikeda, Z. Chi, T. Koide, A. Tanaka, T. Katsufuji, and A. Fujimori: Electronic States and Possible Origin of the Orbital-Glass State in a Nearly Metallic Spinel Cobalt Vanadate: An X-ray Magnetic Circular Dichroism Study, Phys. Rev. B 97, 205126--1-7 (2018); arXiv:1802.07074.

[21] G. Shibata, M. Kitamura, M. Minohara, K. Yoshimatsu, T. Kadono, K. Ishigami, T. Harano, Y. Takahashi, S. Sakamoto, Y. Nonaka, K. Ikeda, Z. Chi, M. Furuse, S. Fuchino, M. Okano, J. Fujihira, A. Uchida, K. Watanabe, H. Fujihira, S. Fujihira, A. Tanaka, H. Kumigashira, T. Koide, and A. Fujimori: Anisotropic spin-density distribution and magnetic anisotropy of strained La1-xSrxMnO3 thin films: Angle-dependent x-ray magnetic circular dichroism, npj Quantum Mater. 3, 3--1-6 (2018); arXiv:1706.05183.

[20] S. Sakamoto, K. Srinivasan, R. Zhang, O. Krupin, K. Ikeda, G. Shibata, Y. Nonaka, Z. Chi, M. Sakamaki, K. Amemiya, A. Fujimori, and A. Ajan: Effects of cobalt substitution in L10-(Fe,Co)Pt thin films, Phys. Rev. B 96, 144437--1-5 (2017); arXiv:1710.03927.

[19] K. Ikeda, T. Seki, G. Shibata, T. Kadono, K. Ishigami, Y. Takahashi, M. Horio, S. Sakamoto, Y. Nonaka, M. Sakamaki, K. Amemiya, N. Kawamura, M. Suzuki, K. Takanashi, and A. Fujimori: Magnetic anisotropy of L10-ordered FePt thin films studied by Fe and Pt L2,3-edges x-ray magnetic circular dichroism, Appl. Phys. Lett. 111, 142402--1-5 (2017); arXiv:1706.08183.

[18] Y. K. Wakabayashi, Y. Nonaka, Y. Takeda, S. Sakamoto, K. Ikeda, Z. Chi, G. Shibata, A. Tanaka, Y. Saitoh, H. Yamagami, M. Tanaka, A. Fujimori, and R. Nakane: Electronic structure and magnetic properties of magnetically dead layers in epitaxial CoFe2O4/Al2O3/Si(111) films studied by x-ray magnetic circular dichroism, Phys. Rev. B 96,104410--1-11 (2017); arXiv:1704.01712.

[17] Y. K. Wakabayashi, R. Akiyama, Y. Takeda, M. Horio, G. Shibata, S. Sakamoto, Y. Ban, Y. Saitoh, H. Yamagami, A. Fujimori, M. Tanaka, and S. Ohya, Origin of the large positive magnetoresistance of Ge1-xMnx granular thin films, Phys. Rev. B 95, 014417--1-6 (2017); arXiv:1606.04263.

[16] S. Sakamoto, L. D. Anh, P. N. Hai, G. Shibata, Y. Takeda, M. Kobayashi, Y. Takahashi, T. Koide, M. Tanaka, and A. Fujimori; Magnetization process of the n-type ferromagnetic semiconductor (In,Fe)As:Be studied by x-ray magnetic circular dichroism, Phys. Rev. B 93, 035203--1-5 (2016); arXiv:1505.01402.

[15] K. Ishigami, K. Yoshimatsu, D. Toyota, M. Takizawa, T. Yoshida, G. Shibata, T. Harano, Y. Takahashi, T. Kadono, V. K. Verma, V. R. Singh, Y. Takeda, T. Okane, Y. Saitoh, H. Yamagami, T. Koide, M. Oshima, H. Kumigashira, and A. Fujimori: Thickness-dependent magnetic properties and strain-induced orbital magnetic moment in SrRuO3 thin films, Phys. Rev. B 92, 064402--1-5 (2015); arXiv:1505.05692.

[14] V. R. Singh, V. K. Verma, K. Ishigami, G. Shibata, A. Fujimori, T. Koide, Y. Miura, M. Shirai, T. Ishikawa, G. f. Li, M. Yamamoto: Electronic and magnetic properties of off-stoichiometric Co2MnβSi/MgO interfaces studied by x-ray magnetic circular dichroism, J. Appl. Phys. 117, 203901--1-6 (2015); arXiv:1504.02392.

[13] H. Suzuki, K. Zhao, G. Shibata, Y. Takahashi, S. Sakamoto, K. Yoshimatsu, B. J. Chen, H. Kumigashira, F.-H. Chang, H.-J. Lin, D. J. Huang, C. T. Chen, Bo Gu, S. Maekawa, Y. J. Uemura, C. Q. Jin, and A. Fujimori: Photoemission and x-ray absorption studies of the isostructural to Fe-based superconductors diluted magnetic semiconductor Ba1-xKx(Zn1-yMny)2As2, Phys. Rev. B 91, 140401(R)--1-5 (2015) (Editor’s Suggestion); arXiv:1410.2409.

[12] Y. Takahashi, V. K. Verma, G. Shibata, T. Harano, K. Ishigami, K. Yoshimatsu, T. Kadono, A. Fujimori, A. Tanaka, F.-H. Chang, H.-J. Lin, D.J. Huang, C. T. Chen, B. Pal, and D. D. Sarma: Observation of magnetically hard grain boundaries in double-perovskite Sr2FeMoO6, Europhys. Lett. 108, 27003--1-4 (2014); arXiv:1305.4497.

[11] K. Takubo, R. Comin, D. Ootsuki, T. Mizokawa, H. Wadati, Y.Takahashi, G. Shibata, A. Fujimori, R. Sutarto, F. He, S. Pyon, K. Kudo, M.Nohara, G. Levy, I. S. Elfimov, G. A. Sawatzky, and A. Damascelli:Bond-order and the role of ligand states in stripe-modulated IrTe2, Phys.Rev. B 90, 081104(R)--1-5 (2014); arXiv:1405.7766.

[10] Y. Takahashi, T. Kadono, V. R. Singh, V. K. Verma, K. Ishigami, G. Shibata, T. Harano, A. Fujimori, Y. Takeda, T. Okane, Y. Saito, H. Yamagami, S. Yamamoto, and M. Takano: Orbital magnetic moment and coercivity of SiO2-coated FePt nanoparticles studied by x-ray magnetic circular dichroism, Phys. Rev. B 90, 024423--1-5 (2014); arXiv:1310.8370.

[9] G. Shibata, K. Yoshimatsu, E. Sakai, V. R. Singh, V. K. Verma, K. Ishigami, T. Harano, T. Kadono, Y. Takeda, T. Okane, Y. Saitoh, H. Yamagami, A. Sawa, H. Kumigashira, M. Oshima, T. Koide, and A. Fujimori: Thickness-dependent ferromagnetic metal to paramagnetic insulator transition in La0.6Sr0.4MnO3 thin film studied by x-ray magnetic circular dichroism, Phys. Rev. B 89, 235123--1-5 (2014), arXiv:1311.0520.

[8] V. K. Verma, V. R. Singh, K. Ishigami, G. Shibata, T. Harano, T. Kadono, A. Fujimori, F.-H. Chang, H.-J. Lin, D.-J. Huang, C. T. Chen, Y. Zhang, J. Liu, Y.H. Lin, C-W. Nan, and A. Tanaka: Origin of enhanced magnetoelectric coupling in NiFe2O4/BaTiO3 multilayers studied by x-ray magnetic circular dichroism, Phys. Rev. B 89, 115128--1-7 (2014). 

[7] K. Yoshimatsu, H. Wadati, E. Sakai, T. Harada, Y. Takahashi, T. Harano, G. Shibata, K. Ishigami, T. Kadono, T. Koide, T. Sugiyama, E. Ikenaga, H. Kumigashira, M. Lippmaa, M. Oshima, and A. Fujimori: Spectroscopic studies on the electronic and magnetic states of Co-doped perovskite manganite Pr0.8Ca0.2Mn1-yCoyO3 thin films, Phys. Rev. B 88, 174423--1-6 (2013); arXiv: 1311.2652.

[6] H. Suzuki, T. Yoshida, S. Ideta, G. Shibata, K. Ishigami, T. Kadono, A. Fujimori, M. Hashimoto, D.H. Lu, Z.-X. Shen, K. Ono, E. Sakai, H. Kumigashira, M. Matsuo, and T. Sasagawa: Absence of Superconductivity in the“hole-doped”Fe pnictide Ba(Fe1-xMnx)2As2: Photoemission and x-ray absorption spectroscopy studies, Phys. Rev. B 88, 100501(R)--1-4 (2013); arXiv:1307.8200.

[5] T. Harano, G. Shibata, K. Yoshimatsu, K. Ishigami, V.K.Verma, Y. Takahashi, T. Kadono, T. Yoshida, A. Fujimori, T. Koide, F.-H. Chang, H.-J. Lin, D.-J. Huang, C.-T. Chen, P.-H. Xiang, H. Yamada, and A. Sawa: Phase diagram of Ca1-xCexMnO3 thin films studied by x-ray magnetic circular dichroism, Solid State Commun. 174, 30-33 (2013); arXiv: 1310.6193.

[4] V.R. Singh, V.K. Verma, K. Ishigami, G. Shibata, Y. Yamazaki, A. Fujimori, Y. Takeda, T. Okane, Y. Saitoh, H. Yamagami, Y. Nakamura, M. Azuma, and Y. Shimakawa: Enhanced ferromagnetic moment in Co-doped BiFeO3 thin films studied by soft x-ray circular dichroism, J. Appl. Phys. 114, 103905--1-6 (2013); arXiv:1308.5672.

[3] T. Harano, G. Shibata, K. Ishigami, Y. Takashashi, V. K. Verma, V. R. Singh, T. Kadono, A. Fujimori, Y. Takeda, T. Okane, Y. Saitoh, H. Yamagami, T. Koide, H. Yamada, A. Sawa, M. Kawasaki, Y. Tokura, and A. Tanaka: Role of doped Ru in coercivity-enhanced La0.6Sr0.4MnO3 thin film studied by x-ray magnetic circular dichroism, Appl. Phys. Lett. 102, 222404--1-4 (2013). arXiv:1309.2916.

[2] V. R. Singh, V. K. Verma, K. Ishigami, G. Shibata, T. Kadono, A. Fujimori, D. Asakura and T. Koide, Y. Miura, M. Shirai, G.-f．Li, T. Taira, and M. Yamamoto: Effects of off-stoichiometry on the spin polarization at the Co2MnβGe0.38/MgO interfaces: X-ray magnetic circular dichroism study, Phys. Rev. B 86, 144412--1-6 (2012).

[1] V. R. Singh, K. Ishigami, V. K. Verma, G. Shibata, Y. Yamazaki, T. Kataoka, A. Fujimori, F.-H. Chang, D.-J. Huang, H.-J. Lin, C.T. Chen, Y. Yamada, T. Fukumura, and M. Kawasaki: Ferromagnetism of cobalt-doped anatase TiO2 studied by bulk- and surface-sensitive soft x-ray magnetic circular dichroism, Appl. Phys. Lett. 100, 242404--1-5 (2012); arXiv:1206.0339.

Proceedings

[1] G. Shibata, K. Yoshimatsu, E. Sakai, K. Ishigami, S. Sakamoto, Y. Nonaka, F.-H. Chang, H.-J. Lin, D.-J. Huang, C. T. Chen, H. Kumigashira, and A. Fujimori: Temperature Evolution of Magnetic Phases Near the Thickness-Dependent Metal–Insulator Transition in La1−xSrxMnO3 Thin Films Observed by XMCD, JPS Conf. Proc. 30, 011072--1-6 (2020).

Conferences

(International conferences, invited)

[5] G. Shibata, “Perpendicular magnetic anisotropy of iron-intercalated transition-metal disulfides studied by X-ray magnetic circular dichroism", LSC 2022 in OPIC 2022 (Yokohama, April 20-22, 2022).

[4] G. Shibata, “Angle-dependent XMCD as a Probe of Anisotropic Spin-density Distribution", The 26th Hiroshima International Symposium on Synchrotron Radiation (Hiroshima Univ., March 10-11, 2022).

[3] G. Shibata, “Magnetic anisotropy and anisotropic electronic structures studied by angle-dependent XMCD”, LSC 2020 in OPIC 2020 Digital Conference (online, April 22-24, 2020).

[2] G. Shibata, “Metal-insulator transition and magnetic anisotropy of La1-xSrxMnO3 thin films studied by XMCD”, 16-th Japan-Korea-Taiwan Workshop on Strongly Correlated Electron 

Systems (JKT16), (University of Tokyo, February 19-20, 2016).

[1] G. Shibata, “Magnetic anisotropy in manganite thin films probed by angle-dependent XMCD”, Fudan-Todai-Yonsei Joint Workshop 2015 (Yonsei University, January 31, 2015).

(International conferences, contributed)

[19] G. Shibata, K. Yoshimatsu, E. Sakai, K. Ishigami, S. Sakamoto, Y. Nonaka, F.-H. Chang, H.-J. Lin, D.-J. Huang, C. T. Chen, H. Kumigashira, and A. Fujimori: Evolution of magnetic phases near the thickness-dependent metal-insulator transition in La1-xSrxMnO3 thin films observed by XMCD, International Conference on Strongly Correlated Electron Systems 2019 (SCES '19) (Okayama, September 23-28, 2019).

[18] G. Shibata, M. Kitamura, M. Minohara, K. Yoshimatsu, T. Kadono, K. Ishigami, T. Harano, Y. Takahashi, S. Sakamoto, Y. Nonaka, K. Ikeda, Z. Chi, M. Furuse, S. Fuchino, M. Okano, J.-i. Fujihira, A. Uchida, K. Watanabe, H. Fujihira, S. Fujihira, H. Kumigashira, T. Koide, and A. Fujimori: Magnetic and Orbital Anisotropies in La1-xSrxMnO3 Thin Films Studied by Angle-dependent X-ray Magnetic Circular and Linear Dichroism, The 40th International Conference on Vacuum Ultraviolet and X-ray Physics (San Francisco, July 1-5, 2019). 

[17] G. Shibata, J.-W. Kim, Y. Nonaka, K. Ikeda, Y.-X. Wan, M. Suzuki, A. Tanaka, S.-W. Cheong, and A. Fujimori: X-ray magnetic circular dichroism study of Fe-intercalated titanium disulfide FexTiS2 with perpendicular magnetic anisotropy, The 8th Indo-Japan Seminar “Designing Emergent Materials” (University of Tokyo, January 31-February 2, 2019). 

[16] G. Shibata, Y. Nonaka, K. Ikeda, Y.-X. Wan, M. Suzuki, J.-W. Kim, A. Tanaka, S.-W. Cheong, and A. Fujimori: X-ray magnetic circular dichroism study of Fe-intercalated transition-metal dichalcogenide FexTiS2 with perpendicular magnetic anisotropy, 19-th Japan-Taiwan-Korea Workshop on Strongly Correlated Electron Systems (JTK19) (Waseda University, January 11-13, 2019). 

[15] G. Shibata, K. Yoshimatsu, K. Ishigami, T. Harano, Y. Takahashi, S. Sakamoto, Y. Nonaka, T. Kadono, M. Furuse, S. Fuchino, M. Okano, J.-i. Fujihira, A. Uchida, K. Watanabe, H. Fujihira, S. Fujihira, A. Tanaka, H. Kumigashira, T. Koide, and A. Fujimori: Anisotropic charge distribution induced by spin polarization in La1-xSrxMnO3 thin films, 2018 Workshop of Max Planck-UBC-UTokyo Centre for Quantum Materials (University of Tokyo, December 10-11, 2018).

[14] G. Shibata, K. Yoshimatsu, K. Ishigami, T. Harano, Y. Takahashi, S Sakamoto, Y. Nonaka, T. Kadono, M. Furuse, S. Fuchino, M. Okano, J.-i. Fujihira, A. Uchida, K. Watanabe, H. Fujihira, S. Fujihira, A. Tanaka, H. Kumigashira, T. Koide, and A. Fujimori: Magnetically-induced anisotropic charge distribution in La1-xSrxMnO3 thin films revealed by x-ray magnetic linear dichroism, 18-th Taiwan-Japan-Korea Symposium on Strongly Correlated Electron Systems (TJK18) (Kenting, Taiwan,February 22-23, 2018).

[13] G. Shibata, M. Kitamura, M. Minohara, K. Yoshimatsu, T. Kadono, K. Ishigami, T. Harano, Y. Takahashi, S. Sakamoto, Y. Nonaka, K. Ikeda, Z. Chi, M. Furuse, S. Fuchino, M. Okano, J.-i. Fujihira, A. Uchida, K. Watanabe, H. Fujihira, S. Fujihira, H. Kumigashira, T. Koide, and A. Fujimori: Anisotropic spin-density distribution in strained La1-xSrxMnO3 thin films revealed by angle-dependent XMCD, Junjiro Kanamori Memorial International Symposium (University of Tokyo, September 26-29, 2017).

[12] G. Shibata, M. Kitamura, M. Minohara, K. Yoshimatsu, T. Kadono, K. Ishigami, T. Harano, Y. Takahashi, S. Sakamoto, Y. Nonaka, K. Ikeda, Z. Chi, M. Furuse, S. Fuchino, M. Okano, J.-i. Fujihira, A. Uchida, K. Watanabe, H. Fujihira, S. Fujihira, H. Kumigashira, T. Koide, and A. Fujimori: Magnetic anisotropy and anisotropic spin-density distribution in strained La1-xSrxMnO3 thin films revealed by angle-dependent XMCD, IUMRS-ICAM 2017 (15-th International Conference on Advanced Materials) (Kyoto University, August 27-September 1, 2017). 

[11] G. Shibata, M. Kitamura, M. Minohara, K. Yoshimatsu, T. Kadono, K. Ishigami, T. Harano, Y. Takahashi, S. Sakamoto, Y. Nonaka, K. Ikeda, Z. Chi, J.-i. Fujihira, A. Uchida, K. Watanabe, H. Fujihira, S. Fujihira, M. Furuse, S. Fuchino, M. Okano, H. Kumigashira, T. Koide, and A. Fujimori: Anisotropy of spin-density distribution in La1-xSrxMnO3 thin films: Angledependent XMCD study, DMREF-FCMP Symposium on Mott Transitions and Computational Approaches (University of Tokyo, January 17, 2017).

[10] G. Shibata, K. Yoshimatsu, E. Sakai, V. R. Singh, V. K. Verma, K. Ishigami, T. Harano, T. Kadono, Y. Takeda, T. Okane, Y. Saitoh, H. Yamagami, A. Sawa, H. Kumigashira, M. Oshima, T. Koide, and A. Fujimori: Thickness-dependent electronic and magnetic properties of La0.6Sr0.4MnO3 thin films studied by x-ray magnetic circular dichroism, International USMM & CMSI Workshop: Frontiers of Materials and Correlated Electron Science - from Bulk to Thin Films and Interfaces (University of Tokyo, January 5-9, 2016).

[9] G. Shibata, T. Kadono, K. Ishigami, T. Harano, K. Yoshimatsu, Y. Takahashi, J.-i. Fujihira, A. Uchida, K. Watanabe, H. Fujihira, S. Fujihira, M. Furuse, S. Fuchino, M. Okano, H. Kumigashira, T. Koide, and A. Fujimori: Observation of magnetic anisotropy and anisotropic spin distribution in strained La0.6Sr0.4MnO3 by angle-dependent x-ray magnetic circular dichroism, 6th Indo-Japan Seminar "Physics and Design of Multi-Functional Correlated Materials” (University of Tokyo, March 24-25, 2014).

[8] G. Shibata, T. Kadono, K. Ishigami, T. Harano, Y. Takahashi, K. Yoshimatsu, A. Fujimori, T. Koide, H. Kumigashira, M. Furuse, S. Fuchino, M. Okano, J.-i. Fujihira, A. Uchida, K. Watanabe, H. Fujihira, and S. Fujihira: Orbital and spin states of ferromagnetic La0.6Sr0.4MnO3 thin films studied by angle-dependent x-ray magnetic circular/linear dichroism, Light and Particle Beams in Materials Science 2013 (LPBMS2013) (Tsukuba, August 29-31, 2013).

[7] G. Shibata, T. Kadono, K. Ishigami, T. Harano, Y. Takahashi, K.Yoshimatsu, A. Fujimori, T. Koide, H. Kumigashira, M. Furuse, S. Fuchino, M. Okano, J. Fujihira, A. Uchida, K. Watanabe, H. Fujihira, and S. Fujihira: Anisotropic spin polarization and orbital distortion in La0.6Sr0.4MnO3 thin films studied by angle-dependent x-ray circular and linear dichroism, International Conference on Strongly Correlated Electron Systems (SCES '13), (University of Tokyo, August 5-9, 2013). 

[6] G. Shibata, T. Kadono, K. Ishigami, T. Harano, Y. Takahashi, K. Yoshimatsu, A. Fujimori, T. Koide, H. Kumigashira, M. Furuse, S. Fuchino, M. Okano, J. Fujihira, A. Uchida, K. Watanabe, H. Fujihira, and S. Fujihira: Magnetic properties of manganese oxide thin films studied by angle-dependent soft x-ray magnetic circular dichroism, 13th Japan-Korea-Taiwan

Symposium on Strongly Correlated Electron Systems (JKT-13) (Osaka University, January 15-17, 2013).

[5] G. Shibata: Magnetic properties of manganese oxide thin films studied by synchrotron radiation soft x-ray magnetic circular dichroism, G-COE International Symposium on Physical Sciences Frontier (University of Tokyo, December 8-9, 2012).

[4] G. Shibata, V. R. Singh, V. K. Verma, K. Ishigami, T. Harano, T. Kadono, A. Fujimori, T. Koide, Y. Takeda, T. Okane, Y. Saitoh, H. Yamagami, A. Sawa, K. Yoshimatsu, E. Sakai, H. Kumigashira, and M. Oshima: Thickness dependent metal-insulator transition in ferromagnetic La0.6Sr0.4MnO3 thin films studied by x-ray magnetic circular dichroism, XXIst International Symposium on the Jahn-Teller Effect (Tsukuba, August 26-31, 2012).

[3] G. Shibata, V. R. Singh, V. K. Verma, K. Ishigami, T. Harano, T. Kadono, A. Fujimori, T. Koide, Y. Takeda, T. Okane, Y. Saitoh, H. Yamagami, F.-H. Chang, H.-J. Lin, D.-J. Huang, K. Yoshimatsu, E. Sakai, H. Kumigashira, M. Oshima, and A. Sawa: Thickness-dependent phase transitions of La0.6Sr0.4MnO3 thin films studied by soft x-ray magnetic circular dichroism. 12-th Korea-Japan-Taiwan Symposium on Strongly Correlated Systems (KJT12) (National Sun Yat-Sen University, Kaohsiung, March 16-18, 2012).

[2] G. Shibata: Thickness-dependent phase transition of La0.6Sr0.4MnO3 thin films studied by soft x-ray magnetic circular dichroism, UK-Japan Meeting 2012 in Tokyo on Novel Quantum Matter in Correlated Oxides (University of Tokyo, January 9-10, 2012).

[1] G. Shibata, V. R. Singh, V. K. Verma, K. Ishigami, A. Fujimori, T. Koide, K. Yoshimatsu, E. Sakai, H. Kumigashira, and M. Oshima: Thickness dependence of the magnetic properties of La0.6Sr0.4MnO3 thin films studied by soft x-ray magnetic circular dichroism, 4th Indo-Japan Seminar on Electronic Structure of Novel Magnetic and Superconducting Materials (Tokyo University, February 1-2, 2011). 

(Domestic conferences, invited)

[4] 芝田悟朗: “X線磁気円二色性による磁性薄膜の表面・界面電子状態解析”, 第80回応用物理学会秋季学術講演会 シンポジウム「薄膜表面・界面評価法の新展開」(北海道大学, 2019年9月19日)

[3] 芝田悟朗: “角度依存XMCDによる磁性薄膜中の優先的軌道占有状態の観測”, 日本物理学会2019年秋季大会 シンポジウム「次世代スピントロニクスに向けた軟X線放射光計測技術の発展」(岐阜大学, 2019年9月11日)

[2] 藤森淳, 芝田悟朗: "ベクトルマグネットを用いたXMCDによる磁気異方性計測の研究", 日本磁気学会第219回研究会／第82回ナノマグネティックス専門研究会「ひずみと磁性の相関における新展開」(中央大学, 2018年8月3日)

[1] 芝田悟朗: “共鳴軟 X 線散乱による Mn 酸化物薄膜の界面電子状態の研究”, 日本物理学会2016年秋季大会 シンポジウム「遷移金属酸化物表面・界面の新しい電子状態とその分光手法による解明」(金沢大学, 2016年9月14日)

Reviews and other articles

[2] 芝田悟朗, 北村未歩, 簔原誠人, 吉松公平, 門野利治, 石上啓介, 原野貴幸, 高橋文雄, 坂本祥哉, 野中洋亮, 池田啓祐, 池震棟, 古瀬充穂, 淵野修一郎, 岡野眞, 藤平潤一, 内田公, 渡邊和訓, 藤平秀幸, 藤平誠一, 田中新, 組頭広志, 小出常晴, 藤森淳: 「La1−xSrxMnO3薄膜における基板応力により誘起された異方的スピン分布の角度依存X線磁気円二色性による観測」, Photon Factory News 3, pp. 13-18 (2018).

[1] G. Shibata, K. Yoshimatsu, K. Ishigami, T. Harano, Y. Takahashi, S. Sakamoto, Y. Nonaka, T. Kadono, M. Furuse, S. Fuchino, M. Okano, J.-i. Fujihira, A. Uchida, K. Watanabe, H. Fujihira, S. Fujihira, A. Tanaka, H. Kumigashira, T. Koide, and A. Fujimori: Strain-Induced Anisotropic Spin-Density Distribution in La1−xSrxMnO3 Thin Films Revealed by Angle-Dependent X-Ray Magnetic Circular Dichroism, Photon Factory Highlights 2017, pp. 20-21 (2018).

Awards

[1] Award for Encouragement of Research in IUMRS-ICAM 2017 Conference (Kyoto University, August 27-September 1, 2017)

Research Funding

[2] 科研費若手研究「軟X線分光法による磁気異方性と異方的電子状態との関係性の解明」(20K14416, JSPS)（2020-2022年度, 研究代表者）

[1] 科研費若手B「角度依存X線二色性分光による磁性薄膜・多層膜の磁気異方性と軌道状態に関する研究」(15K17696, JSPS)（2015-2017年度, 研究代表者）