兵庫県立大学 大学院理学研究科 量子物性学分野

2022

• Pressure-induced changes of valence fluctuation in β-YbAlB₄ probed by X-ray absorption spectroscopy.
  Y. Sakaguchi, S. Ikeda, N. Kawamura, M. Mizumaki, K. Kuga, S.Suzuki, K. Sone, S. Nakatsuji, and H. Kobayashi.
  Phys. Rev. B 105 (2022) 155129.
• Nanostructure-induced L1₀-ordering of twinned single-crystals in CoPt ferromagnetic nanowires.
  R. Toyama, S. Kawachi, J. Yamaura, T. Fujita, Y. Murakami, H. Hosono, and Y. Majima.
  Nanoscale Adv. 4 (2022) 270–5280.
• ¹⁶¹Dy synchrotron-radiation-based Mössbauer absorption spectroscopy.
  R. Masuda, S. Kitaor, H. Tajima, H. Taniguchi, T. Mitsui, K. Fujiwara, Y. Yoda, N. Nagasawa, D. Ishikawa, A.Q.R. Baron, T. Yoshida, T. Sato, K. Katph, H. Kobayashi, and M. Seto.
  Hyperfine Interact. 243 (2022) 17.
• Large coercivity of 13 kOe in L1₀-ordered CoPt on Si/SiO₂ substrates by hydrogen annealing.
  R. Toyama, S. Kawachi, J. Yamaura, Y. Murakami, H. Hosono, and Y. Majima.
  Jpn. J. Appl. Phys. 61 (2022) 065002.

2021

• Visualizing the Kondo lattice crossover in YbRh₂Si₂ with Compton scattering.
  M. Güttler, K. Kummer, K. Kliemt, C. Krellner, S. Seiro, C. Geibe, C. Laubschat, Y. Kubo, Y. Sakurai, D.V. Vyalikh,and A. Koizumi.
  Phys. Rev. B 103 (2021) 115126.

2020

• Magnetic anisotropies of La-Co substituted M-type Sr hexaferrites studied by ⁵⁷Fe Mössbauer spectroscopy with external magnetic fields.
  N. Nagasawa, M. Oura, S. Ikeda, T. Waki, Y. Tabata, H. Nakakura, and H. Kobayashi.
  J. Appl. Phys. 128 (2020) 133901 1-8.
• Valence transition of EuRh₂Si₂ studied by synchrotron Mössbauer spectroscopy.
  A. Mitsuda, H. Wada, R. Masuda, S. Kitao, M. Seto, Y. Yoda, and H. Kobayashi.
  J. Phys. Soc. Jpn. 89 (2020) 104703.
• Evaluation of the isomer shifts via ⁵⁷Fe nuclear forward scattering technique with α-Fe under an external magnetic field.
  S. Ikeda, Y. Tsuchiya, T. Kikegawa, and H. Kobayashi.
  Hyperfine Interact. 241 (2020) 28.
• Multi-step magnetic transitions in EuNiIn₄.
  S. Ikeda, K. Kaneko, Y. Tanaka, T. Kawasaki, T. Hanashima, K. Munakata, A. Nakao, R. Kiyanagi, T. Ohhara, K. Mochizuki, A. Kondo, K. Kindo, Y. Homma, M. D. Frontzek, and H. Kobayashi.
  J. Phys. Soc. Jpn. 89 (2020) 014707.

2019

• Electronic Structure in Heavy Fermion Compound UPd₂Al₃ through Directional Compton Profile Measurement.
  A. Koizumi, Y. Kubo, E. Yamamoto, Y. Haga, and Y. Sakurai.
  J. Phys. Soc. Jpn. 88 (2019) 034714 1-6.

国際会議 招待

• S.Ikeda:
  「Coexistence of Superconductivity and Antiferromagnetism in EuFe₂As₂ Studied by ⁵⁷Fe and ¹⁵¹Eu Nuclear Forward Scattering.」
  DICP Symposium on Mössbauer Spectroscopy Related to Synchrotron Radiation and Free Electron Laser (Dalian, China, Sept. 2019)

2018

• New antiferromagnetic order with the pressure-induced superconductivity in EuFe₂As₂.
  S. Ikeda, Y. Tsuchiya, X.-W. Zhang, S. Kisimoto, T. Kikegawa , Y. Yoda , H. Nakamura , M. Machida , J.K. Glasbrenner and H. Kobayashi.
  Phys. Rev. B 98 (2018) 100502 1-5 (R).
• ⁵⁷Fe Mössbauer and Co Kβ x-ray emission spectroscopic investigations of La-Co and La substituted strontium hexaferrite.
  M. Oura, N. Nagasawa, S. Ikeda, A. Shimoda T. Waki, Y. Tabata, H. Nakamura, N. Hiraoka, and H. Kobayashi.
  J. Appl. Phys. 123 (2018) 033907 1-6.
• Valence fluctuating compound α-YbAlB₄ studied by ¹⁷⁴Yb Mössbauer spectroscopy and X-ray diffraction using synchrotron radiation.
  M. Oura, S. Ikeda, R. Masuda, Y. Kobayashi, M. Seto, Y. Yoda, N. Hirao, S.I. Kawaguchi, Y. Ohishi, S. Suzuki, K. Kuga, S. Nakatsuji, and H. Kobayashi.
  Physica B 536 (2018) 162-164.
• How the Electronic Structure in URu₂Si₂ Changes with Temperature: A High-Resolution Compton Scattering Study.
  A. Koizumi, Y. Kubo, G. Motoyama, T. Yamamura, and Y. Sakurai.
  J. Phys. Soc. Jpn. 87 (2018) 064703 1-6.

国際会議 招待

• H. Kobayashi:
  「Synchrotron-Radiation-based ¹⁷⁴Yb Mössbauer spectroscopic studies on valence fluctuating YbAlB₄.」
  Inter. Workshop: Novel Phenomena in Quantum Materials driven by Multipoles and Topology (Kashiwa Japan, April 2018)

2017

• Pressure-induced Phase Transition in K_xFe_2-yS₂.
  Y. Tsuchiya, S. Ikeda, X.-W. Zhang, S. Kishimoto, T. Kikegawa, N. Hirao, S.I. Kawaguchi, Y. Ohishi, and H. Kobayashi.
  J. Phys. Soc. Jpn. 86 (2017) 033705.
• Charge ordering in Sm₄Bi₃ under pressure.
  H. Kobayashi, S. Yamaoka, S. Ikeda, Y. Yoda, N. Hirao, Y. Ohishi, and A. Ochiai.
  J. Phys.: Conf, Series 950 (2017) 042035 1-5.
• Pressure dependence of transverse acoustic phonon energy in ferropericlase across the spin transition.
  H. Fukui, A.Q.R. Baron, D. Ishikawa, H. Uchiyama, Y. Ohishi, T. Tsuchiya, H. Kobayashi, T. Matsuzaki, T. Yoshino, and T. Katura.
  J. Phys.: Condens. Matter 29 (2017) 245401 1-7.

国際会議 招待

• H. Kobayashi:
  「Unusual magnetic ordered metallic state in EuNiO₃ under pressure.」
  XXIV Congress of Inter. Union of Crystallography (Hyderabad India, August 2017)

2016

• ⁵⁷Fe Mössbauer spectroscopic studies of single-crystalline K_xFe_2-yS₂ and K_xFe_2-ySe₂.
  Y. Tsuchiya, S. Ikeda, and H. Kobayashi.
  Hyperfine Interact. 237 (2016) 44.
• Single-crystalline M-type Sr hexaferrite studied by ⁵⁷Fe Mössbauer spectroscopy.
  N. Nagasawa, S. Ikeda, A. Shimoda, T. Waki, Y. Tabata, H. Nakamura, and H. Kobayashi.
  Hyperfine Interact. 237 (2016) 39.
• Pressure-Induced Local Structural Changes in Heavy Fermion β-YbAlB₄.
  Y. Sakaguchi, S. Ikeda, K. Kuga, S. Suzuki, S. Nakatsuji, N. Hirao, Y. Ohishi, and H. Kobayashi.
  J. Phys. Soc. Jpn. 85 (2016) 023602.

2015

• Visual understanding of the hidden-order transition in URu₂Si₂ by high-resolution x-ray Compton scattering.
  A. Koizumi, Y. Kubo, G. Motoyama, T. Yamamura, M. Itou, and Y. Sakurai.
  Phys. Rev. B 91 (2015) 125112.
• Pressure-induced unusual metallic state in EuNiO₃.
  H. Kobayashi, S. Ikeda, Y. Yoda, N. Hirao, Y. Ohishi, J.A. Alonso, M.J. Martinez-Lope, R. Lengsdorf, D.I. Khomskii, and M.M. Abd-Elmeguid.
  Phys. Rev. B 91 (2015) 195148 1-9.

国際会議 招待

• H. Kobayashi:
  「Nuclear resonance scattering on iron-based high-T_c superconductors.」
  The 33^rd Inter. Conf. on Applications of Mössbauer Effect (Hamburg Germany, September 2015)

2014

• Single crystal growth and magnetic properties of EuTIn₄ (T: Ni and Pd).
  S. Ikeda, Y. Tanaka, and H. Kobayashi.
  J. Phys. Soc. Jpn. Conf. Proc. 3 (2014) 014023 1-6.
• Spin polarized neutron scattering study on metal-insulator crossover in uranium dichalcogenide β-US₂
  N. Metoki, H. Sakai, M. Suzuki, E. Yamamoto, Y. Haga, T. D. Matsuda, and S. Ikeda.
  J. Phys. Soc. Jpn. Conf. Proc. 3 (2014) 013011 1-4.
• Mössbauer spectroscopic studies of NdFe₂Al₁₀.
  A. Yasuda, Y. Sakaguchi, S. Ikeda, M. Nakamura, H. Nohara, H. Tanida, M. Sera, and H. Kobayashi.
  J. Phys. Soc. Jpn. Conf. Proc. 3 (2014) 012027 1-6.
• Analysis of magnetization behavior in magnetic semiconductor β-US₂
  E. Yamamoto, N. Tateiwa, Y. Haga, S. Ikeda, H. Sakai, Y. Onuki, and Z. Fisk.
  J. Phys. Soc. Jpn. Conf. Proc. 3 (2014) 011095 1-4.
• Structural and magnetic properties of α-Yb(Al₁-_xFe_x)B₄ under hydrostatic pressure.
  Y. Sakaguchi, S. Ikeda, K. Kuga, S. Nakatsuji, N. Hirao, Y. Ohishi, and H. Kobayashi.
  J. Phys. Soc. Jpn. Conf. Proc. 3 (2014) 011059 1-6.
• Pressure-induced change of the electronic state in the tetragonal phase of CaFe₂As₂.
  Y. Sakaguchi, S. Ikeda, T. Kuse, and H. Kobayashi.
  J. Phys.: Condens. Matter. 26 (2014) 295702 1-6.
• La-Ni substituted M-type Sr hexaferrite studied by ⁵⁷Fe Mössbauer spectroscopy.
  N. Nagasawa, S. Ikeda, A. Shimoda, T. Waki, Y. Tabata, H. Nakamura, and H. Kobayashi.
  J. Jpn Soc. Powder Powder Metallurgy 61 (2014) Suppl. S1 S266-S269.
• Sm atomic dynamics in a charge density wave compound SmNiC₂.
  S. Tsutsui, S. Shimomura, K. Yoshida, H. Kobayashi, and H. Onodera.
  Hyperfine Interact. 226 (2014) 637-642.
• Charge density wave accompanied by spin density wave in Mn₃Si.
  S. Tomiyoshi, H. Ohsumi, H. Kobayashi and A. Yamamoto.
  J. Phys. Soc. Jpn. 83 (2014) 044715.

2013

• Mössbauer spectroscopy of Fe doping Valence fluctuating α-YbAlB₄.
  Y. Sakaguchi, S. Ikeda, H. Kobayashi, K. Kuga, K. Sone and S. Nakatsuji.
  J. Korean Phys. Soc. 62 (2013) 2146-2149.
• Metal-insulator crossover accompanied by the dual nature of 5f electrons with localized and Itinerant characters in β-US₂.
  N. Metoki, H. Sakai, E. Yamamoto, Y. Haga, T. D. Matsuda, and S. Ikeda.
  J. Korean Phys. Soc. 62 (2013) 1782.
• Improved sensitivity of magnetic measurements under high pressure in miniature ceramic anvil cell for a commercial SQUID magnetometer.
  N. Tateiwa, Y. Haga, T. D. Matsuda, Z. Fisk, S. Ikeda, and H. Kobayashi.
  Rev. Sci. Instrum. 84 (2013) 046105-1-3.
• Observation of a pressure-induced As-As hybridization associated with a change in the electronic state of Fe in the tetragonal phase of EuFe₂As₂.
  H. Kobayashi, S. Ikeda, Y. Sakaguchi, Y. Yoda, H. Nakamura, and M. Machida.
  J. Phys.: Condens. Matter 25 (2013) 022201-1-6 FAST TRACK COMMUNICATION IOPselect,Highlights of 2013.
• Spin and orbital magnetization loops obtained using magnetic Compton scattering.
  M. Itou, A. Koizumi, and Y. Sakurai.
  Appl. Phys. Lett. 102 (2013) 082403 1-3.
• Microscopic magnetic properties of an oxygen-doped Tb-Fe thin film by magnetic Compton scattering.
  A. Agui, T. Unno, S. Matsumoto, K. Suzuki, A. Koizumi and H. Sakurai.
  J. Appl. Phys. 114 (2013) 183904.

国際会議 招待

• H. Kobayashi:
  「⁵⁷Fe nuclear resonant inelastic scattering on AFe₂As₂ (A=Eu and Sr).」
  JAEA Synchrotron Radiation Research Symposium (Hyogo Japan, March 2013)

2012

• Electronic property of SrFe₂As₂ under high pressure studied by ⁵⁷Fe Mössbauer spectroscopy
  S. Ikeda, K. Yoshida, and H. Kobayashi.
  Hyperfine Interact. 208 (2012) 7-11.
• Upgrade of the nuclear resonant scattering beamline BL09XU, SPring-8.
  Y. Yoda, Y. Imai, H. Kobayashi, S. Goto, K Takeshita, and M. Seto.
  Hyperfine Interact. 206 (2012) 83-86.
• ¹⁴⁹Sm and ⁵⁷Fe nuclear resonant inelastic scattering of filled skutterudites SmFe₄X₁₂ (X: pnictogen).
  S. Tsutsui, H. Kobayashi, Y. Yoda, H. Sugawara, C. Sekine, T. Namiki, I. Shirotani, and H. Sato.
  Hyperfine Interact. 206 (2012) 67-70.
• Magnetic interactions on single crystal EuFe₂As₂ studied by ⁵⁷Fe Mössbauer spectroscopy.
  S. Ikeda, K. Yoshida, and H. Kobayashi.
  J. Phys. Soc. Jpn. 81 (2012) 033703 1-4.
• Electronic Structure of Heavy Fermion Uranium Compounds Studied by Core-Level Photoelectron Spectroscopy.
  S. Fujimori, T. Ohkochi, I. Kawasaki, A. Yasui, Y. Takeda, T. Okane, Y. Saitoh, A. Fujimori, H. Yamagami, Y. Haga, E. Yamamoto, Y. Tokiwa, S. Ikeda, T. Sugai, H. Ohkuni, N. Kimura, and Y. Onuki.
  J. Phys. Soc. Jpn. 81 (2012) 014703.

国際会議 招待

• H. Kobayashi:
  「Nuclear resonance scattering on iron based superconductors.」
  The 489^th Wilhelm and Else Heraeus Seminar (Bad Honnef Germany, February 2012)

2011

• Orthorhombic fluctuations in tetragonal AFe₂As₂ (A= Sr and Eu).
  H. Kobayashi, S. Ikeda, Y. Yoda, H. Nakamura, and M. Machida.
  Phys. Rev. B 84 (2011) 184304 1-7.
• HIP synthesis of η-carbide-type nitrides Fe₃W₃N and Fe₆W₆N and their magnetic properties.
  T. Waki, S. Terazawa, Y. Tabata, Y. Murase, M. Kato, K. Hirota, S. Ikeda, H. Kobayashi, K. Sato, K. Kindo, and H. Nakamura.
  J. Alloys Comp. 509 (2011) 9451-9455.
• Instability of Co spin moment in ErCo₂ probed by magnetic Compton scattering under high pressure.
  S. Watanabe, N. Ishimatsu, H. Maruyama, H. Kobayashi, M. Itou, N. Kawamura, and Y. Sakurai.
  J. Phys. Soc. Jpn. 80 (2011) 093705 1-4.
• Structural and magnetic properties of Fe₂P under pressure at low temperatures.
  H. Kobayashi, J. Umemura, X.-W. Zhang, Y. Ohishi, Y. Uwatoko, H. Fujii and N. Sakai.
  J. Phys. Soc. Jpn. 80 (2011) 084719 1-6.
• f Electron Contribution to the Change of Electronic Structure in CeRu₂Si₂ with Temperature: A Compton Scattering Study.
  A. Koizumi, G. Motoyama, Y. Kubo, T. Tanaka, M. Itou, and Y. Sakurai.
  Phys. Rev. Lett. 106 (2011) 136401 1-4.
• Magnetic Field and Pressure Phase Diagrams of Uranium Heavy-Fermion Compound U₂Zn₁₇.
  N. Tateiwa, S. Ikeda, Y. Haga, T. D. Matsuda, Y. Yamamoto, K. Sugiyama, M. Hagiwara, K. Kindo, and Y. Onuki.
  J. Phys. Soc. Jpn. 80 (2011) 014706.

2010

• Experimental Study on Interlayer Magnetic Coupling in Sputtered Al/Fe/Al/Gd Magnetic Multilayer Films :
  II Hysteresis Curves of X-ray Magnetic Circular Dicroism at the Gd-L₃ Edge.
  N. Sakai, R. Chai-ngam, A. Koizumi, and H. Kobayashi
  J. Phys. Soc. Jpn. 79 (2010) 064703 1-7
• Perpendicular magnetic anisotropy in Co/Pt multilayers studied from a view point of anisotropy of magnetic Compton profiles.
  M. Ota, M. Itou, Y. Sakurai, A. Koizumi, and H. Sakurai
  Appl. Phys. Lett. 96 (2010) 152505
• Non-Fermi-liquid behavior on an iron-based itinerant electron magnet Fe₃Mo₃N.
  T. Waki, S. Terazawa, Y. Tabata, F. Oba, C. Michioka, K. Yoshimura, S. Ikeda, H. Kobayashi, K. Ohoyama, and H. Nakamura
  J. Phys. Soc. Jpn. 79 (2010) 043701 1-4.
• Spin dependent Compton scattering study of magnetic transitions in Ir doped CeFe₂.
  B. L. Ahuja, B. K. Sharma, V. Purvia, S. Tiwari, A. Koizumi, T. Nagao, Y. Sakurai, and N. Sakai
  J. Appl. Phys. 108 (2010) 043902s

2009

• Possible existence of magnetic polaron in Nearly Ferromagnetic Semiconductor β-US₂.
  S. Ikeda, H. Sakai, N. Tateiwa, T.D. Matsuda, D. Aoki, Y. Homma, E. Yamamoto, A. Nakamura, Y. Shiokawa, Y. Ota, K. Sugiyama, M. Hagiwara, K. Kindo, K. Matsubayashi, M. Hedo, Y. Uwatoko, Y. Haga and Y. Onuki
  J. Phys. Soc. Jpn. 78 (2009) 114704 1-10
• Direct observation of localization in the minority-spin-band electrons of magnetite below the Verwey temperature.
  H. Kobayashi, T. Nagao, M. Itou, S. Todo, B. Barbielini, P.E. Mijnarends, A. Bansil, and N. Sakai
  Phys. Rev. B 80 (2009) 104423 1-5
• Role of Oxygen Electrons in the Metal-Insulator Transition in the Magnetoresistive Oxide La_2-2xSr_1+2xMn₂O₇ Probed by Compton Scattering.
  B. Barbiellini, A. Koizumi, P. E. Mijnarends, W. Al-Sawai, Hsin Lin, T. Nagao, K. Hirota, M. Itou, Y. Sakurai, and A. Bansil
  Phys. Rev. Lett. 102 (2009) 206402 1-4

2008

• Pressure-induced melting of charge-order in Eu₄As₃ without structual change.
  H. Kobayashi, Y. Kazekami, N. Sakai, Y. Ohishi, M. Shirakawa, and A. Ochiai
  J. Phys.: Condens. Matter 20 (2008) 415217 1-4
• Investigation of the anharmonic guest modes in filled skutterudites using inelastic X-ray scattering techniques.
  S. Tsutsui, H. Kobayashi, J.P. Sutter, H. Uchiyama, A.Q.R. Baron, Y. Yoda, D. Kikuchi, H. Sugawara, C. Sekine, I. Shirotani, A. Ochiai, and H. Sato
  J. Phys. Soc. Jpn. 77 (2008) Suppl. A 257-259
• Pressure Effect on Paramagnet β-US₂.
  S. Ikeda, H. Sakai, T. D. Matsuda, N. Tateiwa, A. Nakamura, E. Yamamoto, D. Aoki, Y. Homma, Y. Shiokawa, M. Hedo, Y. Uwatoko, Y. Haga, and Y. Onuki
  Physica B 403 (2008) 893-894
• Magnetic properties of Fe₂P single-crystal under multi-extreme conditions.
  H. Kobayashi, J. Umemura, X.-W. Zhang, and Y. Uwatoko
  J. Phys.: Conf. Series 121 (2008) 032099 1-4
• Spin-glass like behaviour in the nanoporous Fe₂O₃ with amorphous structure.
  M. Thakur, S. Majumdar, S. Giri, A. Bhaumik, M. Nandi, H. Nakamura, H. Kobayashi, and T. Kohara
  J. Phys.: Condens. Matter 20 (2008) 295228 1-7
• Direct observation of Sm anharmonic motion in SmRu₄P₁₂.
  S. Tsutsui, H. Kobayashi, D. Ishikawa, J.P. Sutter, A.Q.R. Baron, T. Hasegawa, N. Ogita, M. Udagawa, Y. Yoda, H. Onodera, D. Kikuchi, H. Sugawara, C. Sekine, I. Shirotani, and H. Sato
  J. Phys. Soc. Jpn. 77 (2008) 033601 1-4
• New high-pressure B2 phase of FeS above 180 GPa.
  N. Sata, H. Ohfuji, K. Hirose, H. Kobayashi, Y. Ohishi, and N. Hirao
  American Mineralogist 93 (2008) 492-494
• Magnetic Compton profile study of orbital ordering state of 3d electrons in YTiO₃.
  N. Tsuji, M. Ito, H. Sakurai, K. Suzuki, K. Tanaka, K. Kitani, H. Adachi, H. Kawata, A. Koizumi, H. Nakao, Y. Murakami, and Y. Tokura
  J. Phys. Soc. Jpn. 77 (2008) 023705
• Momentum-density distribution of magnetic electrons in ferromagnetic Nickel.
  T. Nagao, Y. Kubo, A. Koizumi, H. Kobayashi, M. Itou, and N. Sakai
  J. Phys.: Condens. Matter 20 (2008) 055201 1-8

2007

• Pressure-induced amorphization of CuFeS₂ studied by ⁵⁷Fe nuclear resonant inelastic scattering.
  H. Kobayashi, J. Umemura, Y. Kazekami, N. Sakai, D. Alfe, Y. Ohishi, and Y. Yoda
  Phys. Rev. B 76 (2007) 134108 1-6
• A new high-pressure and high-temperature polymorph of FeS.
  H. Ohfuji, N. Sata, H. Kobayashi, Y. Ohishi, K. Hirose, and T. Irifune
  Phys. and Chem. Minerals. 34 (2007) 335-343
• Mixed magnetic phase in 6H-type BaFeO_3-δ.
  K. Mori, T. Kamiyama, H. Kobayashi, T. Otomo, K. Nishiyama, M. Sugiyama, K. Itoh, T. Fukunaga, and S. Ikeda
  J. Appl. Cryst. 40 (2007) s501-s505
• Anisotropies of spin densities in metallic multilayers with perpendicular anisotropies.
  H. Sakurai, E. Murayama, M. Ota, K. Takano, F. Itoh, X. Liu, H. Kawata, H. Adachi and A. Koizumi
  J. Magn. Magn. Mater. 310 (2007) 2710-2712
• Perpendicular magnetic anisotropy in sputtered amorphous TbFeCo films.
  X. Liu, H. Sakurai, A. Morisako, Y. Sakurai, M. Itou, and A. Koizumi
  J. Magn. Magn. Mater. 310 (2007) 1744-1746
• Electron momentum density in the low-dimensional layered system ZrTe₃.
  Y. Kubo, Y. Sakurai, M. Itou, A. Koizumi, K. Yamaya, and Y. Uwatoko
  J. Phys. Soc. Jpn. 76 (2007) 064711 1-7
• ¹⁴⁹Sm nuclear forward scattering of Sm₄Bi₃ under high pressure.
  H. Kobayashi, Y. Yoda, M. Shirakawa, and A. Ochiai
  J. Magn. Magn. Mater. 310 (2007) 305-307
• Inelastic x-ray scattering of Sm-based filled-Skutterudite compounds
  S. Tsutsui, H. Kobayashi, A.Q.R. Baron, J.P. Sutter, Y. Yoda, H. Onodera, D. Kikuchi, H. Sugawara, H. Sato, C. Sekine, and I. Shirotani
  J. Magn. Magn. Mater. 310 (2007) 241-242
• meV-resolution inelastic x-ray scattering using 37.133 keV ¹²¹Sb nuclear resonance.
  S. Tsutsui, Y. Yoda, and H. Kobayashi
  J. Phys. Soc. Jpn. 76 (2007) 065003 1-2
• Low-lying optical modes in filled skutterudites using inelastic x-ray scattering techniques.
  S. Tsutsui, H. Kobayashi, J.P. Sutter, A.R. Baron, T. Hasegawa, N. Ogita, M. Udagawa, Y. Yoda, C. Sekine, I. Shirotani, D. Kikuchi, H. Sugawara and H. Sato
  J. Phys.: Conf. Series 92 (2007) 012171 1-4