"Takeshi Yajima,Yoyo Hinuma,Satoshi Hori,Rui Iwasaki,Ryoji Kanno,Takashi Ohhara,Akiko Nakao,Koji Munakata,Zenji Hiroi","Correlated Li-ion migration in the superionic conductor Li10GeP2S12",,"Journal of Materials Chemistry A",,"Vol. 9","Issue 18","pp. 11278-11284",2021,May
"T. Terashima,N. Kurita,A. Kiswandhi,E.-S. Choi,J. S. Brooks,Kota Sato,Junichi Yamaura,Z. Hiroi,H. Harima,S. Uji","Large and homogeneous mass enhancement in the rattling-induced superconductor KOs2O6",,"Physical Review B",,"  85",,"  180503(R) (1-4)",2012,May
"T. Terashima,N. Kurita,A. Harada,K. Kodama,J. Yamaura,Z. Hiroi,H. Harima,S. Uji","Upper critical field and de Haas-van Alphen oscillations in KOs<sub>2</sub>O<sub>6</sub> measured in a hybrid magnet",,"Journal of the Physical Society of Japan",,"Vol. 79",,"pp. 083703(1-4)",2010,July
"D. Asakura,J. W. Quilty,K. Takubo,S. Hirata,T. Mizokawa,Y. Muraoka,Z. Hiroi","Photoemission study of YBa2Cu3Oy thin films under light illumination",,"Journal of Electron Spectroscopy and Related Phenomena",,"Vol. 144",,"pp. 499-502",2005,June
"D. Asakura,J. W. Quilty,K. Takubo,S. Hirata,T. Mizokawa,Y. Muraoka,Z. Hiroi","Photoemission study of YBa2Cu3Oy thin films under light illumination",,"Physical Review Letters",,"Vol. 93","No. 24","pp. 247006",2004,Dec.
"朝倉 大輔,Quilty J.W.,平田 玄,田久保 耕,溝川 貴司,村岡 祐治,広井 善二","28aXF-10 光照射されたYBa<sub>2Cu</sub>3O_y薄膜の光電子分光(光誘起相転移)(領域5)",,"日本物理学会講演概要集","一般社団法人 日本物理学会","Vol. 59","No. 0",,2004,
"M. Azuma,T. Saito,Z. Hiroi,M. Takano,Yasuo Narumi,K. Kindo","New S=1/2 Alternating Chain Compound - High Pressure Form of (VO)2P2O7 -",,"ACTA Physica Polonica A,",,"Vol. 97","No. 1","Page 205-208",2000,
"齊藤高志,東正樹,高野幹夫,広井善二,鳴海康雄,金道浩一,内海渉","スピンギャップ化合物(VO)2P2O7高圧相の磁性と単結晶作製",,"粉体および粉末冶金",,"Vol. 46","No. 9","pp. 1014-1019",1999,
"M. Takano,Z. Hiroi,M. Azuma,S. Kawasaki,Ryoji KANNO,T.  Takeda","Novel Transition Metal Oxides Prepared at High Pressure and Their Electronic Properties",,"Physics and Chemistry of Transiton-Metal Oxides, Solid-State Sciences","Springer-Verlag","Vol. 125",,"pp. 279-288",1999,
"M. Azuma,T. Saito,Y. Fujishiro,Z. Hiroi,M. Takano,F. Izumi,T. Kamiyama,T. Ikeda,Y. Narumi,K. Kindo","High-Pressure Form of (VO)2P2O7: A Spin-1/2 Antiferromagnetic Alternating-Chain Compound with One Kind of Chain and a Single Spin Gap",,"Phys. Rev. B",,"Vol. 60","No. 14","pp. 10145-10149",1999,
"Z. Hiroi,M. Azuma,Y. Fujishiro,T. Saito,M. Takano,Fujio Izumi,T. Kamiyama,Takushi Ikeda","Structural Study of the Quantum-Spin Chain Compound (VO)2P2O7",,"J. Solid State Chem.,",,"Vol. 146",,"pp. 369-379",1999,
"K. Ishida,Y Tokunaga,Y. Kitaoka,K. Asayama,M. Azuma,Z. Hiroi,M. Takano","Antiferromagnetic Nuclear Resonance of Cu in Infinite-Layer Compounds, SrCuO2 and Ca0.9Sr0.1CuO2 -Comparison between Hyperfine Coupling Constant in a CuO2 Plane and in a Spin-Ladder System-",,"J. Phys. Soc. Jpn.",,"Vol. 65","No. 1","Page 329-330",1996,
"K. Ishida,Y. Kitaoka,Y. Tokunaga,S Matsumoto,K. Asayama,M. Azuma,Z. Hiroi,M. Takano","Spin Correlation and Spin Gap in Quasi-One-Dimensional Spin-1/2 Cuprate Oxides: A 63Cu NMR Study",,"Phys. Rev. B",,"Vol. 53","No. 5","Page 2827-2834",1996,
"Takekazu Ishida,Takeshi Mikayama,Kiichi Okuda,M. Azuma,Z. Hiroi,M. Takano","Complex Susceptibility of Infinite-Layer Superconductor (Sr0.7Ca0.3)0.95CuO2-x","the 7th International Symposium on Superconductivity (ISS'94)","Advances in Superconductivity VII",,,,"pp. 523-526",1995,
"東正樹,広井善二,高野幹夫,北岡良雄,石田憲二","擬一次元Srn-1Cun+1O2n (n=3, 5) の高圧合成とスピンギャップ",,"粉体および粉末冶金",,"Vol. 41","No. 12","pp. 1464-1468",1994,
"Hiroki Takahashi,N Mori,M. Azuma,Z. Hiroi,M. Takano","Effect of Pressure on Tc of Hole- and Electron-Doped Infinite-Layer Compounds up to 8 GPa",,"Physica C",,"Vol. 227","No. 3&4","Page 395-398",1994,
"Kenji Ishida,Yoshio Kitaoka,K Asayama,M. Azuma,Z. Hiroi,M. Takano","Spin Gap Behavior in Ladder-Type of Quasi-One-Dimensional Spin (S=1/2) System SrCu2O3",,"J. Phys. Soc. Jpn.",,"Vol. 63","No. 9","Page 3222-3225",1994,
"Z. Hiroi,Kazunari Yamaura,M. Azuma,M. Takano","High-Resolution Electron Microscopy Study of the Alkaline-Earth Cupric Oxides and Oxide Carbonates",,"Physica C,",,"Vol. 235-240","  Part II","Page 1005-1006",1994,
"Z. Hiroi,M. Azuma,Y. Takeda,M. Takano","Curpic Oxide Superconductors in the Sr-Cu-O System","the 6th International Symposium on Superconductivity (ISS'93)","Advances in Superconductivity VI",,"Vol. 1",,"pp. 285-290",1994,
"M. Takano,Z. Hiroi,M. Azuma","Superconductivity in the Alkaline Earth-Copper-Oxygen System with Tc=110K",,"Applied Superconductivity",,"Vol. 1","  3-6","  479-485",1993,May
"東正樹,池田成明,広井善二,高野幹夫,坂東尚周,大高理,山中高光,武田保雄","無限層構造をとる超伝導体の高圧合成",,"粉体および粉末冶金",,"Vol. 40","No. 2","  179-182",1993,
"Zenji Hiroi,Mikio Takano,Masaki Azuma,Yasuo Takeda","A New Family of Copper Oxide Superconductors Srn+1CunO2n+1+? Stabilized at High Pressure",,"Nature",,"Vol. 364","No. 6435","Page 315-317",1993,
"Zenji Hiroi,Masaki Azuma,Mikio Takano,Yasuo Takeda","Structure and Superconductivity of the Infinite-Layer Compound (Ca1-ySry)1-xCuO2-z",,"Physica C",,"Vol. 208","No. 3&4","Page 286-296",1993,
"Nariaki Ikeda,Zenji Hiroi,Masaki Azuma,Mikio Takano,Yoshichika Bando,Yasuo Takeda","Synthesis and Superconducting Properties of the Infinite-Layer Compounds Sr1-xLnxCuO2 (Ln=La, Nd, Sm, Gd)",,"Physica C",,"Vol. 210","No. 3&4","Page 367-372",1993,
"Z. Hiroi,M. Azuma,M. Takano,Y. Takeda","Mechanism of Carrier Doping in the Superconducting Infinite-Layer Compound A1-xCuO2-z (A=Ca1-ySry)","Proceedings of the 5th International Symposium on Superconductivity (ISS'92)","Advances in Superconductivity V",,,,"pp. 211-214",1993,
"M. Takano,Z. Hiroi,M. Azuma","Superconductivity in the Infinite-Layer Phase Stabilized Under High Pressure","the International Winter School","Electronic Properties of High-Tc Superconductors Springer Series in Solid-State Sciences",,"Vol. 113",,"pp. 13-18",1993,
"高野幹夫,広井善二,東正樹,武田保雄","新しい銅酸化物超伝導体の探索：高圧合成",,"固体物理",,"Vol. 27","No. 3","pp. 251-255",1992,
"高野幹夫,広井善二,東正樹,武田保雄","アルカリ土類−銅酸化物超伝導体の高圧合成",,"応用物理",,"Vol. 61","No. 5","pp. 503-507",1992,
"M. Takano,Z. Hiroi,M. Azuma,Y. Takeda","Application of High Pressure and High Oxygen Pressure to Copper Oxides, Mechanisms of Superconductivity",,"JJAP Series",,"Vol. 7",,"pp. 3-13",1992,
"広井善二,東正樹,高野幹夫,坂東尚周,武田保雄","無限層超伝導体A1-xCuO2-zの構造",,"粉体および粉末冶金",,"Vol. 39","No. 9","pp. 718-721",1992,
"東正樹,広井善二,高野幹夫,坂東尚周,武田保雄,山本治,大高理,久米昭一,山中高光","アルカリ土類−銅酸化物超伝導体の高圧合成",,"粉体および粉末冶金",,"Vol. 39","No. 5","pp. 337-340",1992,
"Masaki Azuma,Zenji Hiroi,Mikio Takano,Yoshichika Bando,Yasuo Takeda","Superconductivity at 110K in the Infinite-Layer Compound (Sr1-xCax)1-yCuO2",,"Nature",,"Vol. 356","No. 6372","Page 775-776",1992,
"M. Takano,Z. Hiroi,M. Azuma,Y. Takeda","Application of High Pressure and High Oxygen Pressure to Cu-Oxides",,"Chemistry of High Temperature Superconductors",,,,"pp. 243-266",1991,
"Mikio Takano,Masaki Azuma,Zenji Hiroi,Yoshichika Bando,Yasuo Takeda","Superconductivity in the Ba-Sr-Cu-O System",,"Physica C",,"Vol. 176","No. 4-6","Page 441-444",1991,
"Zenji Hiroi,Masaki Azuma,Mikio Takano,Yoshichika Bando","A New Homologous Series Srn-1Cun+1O2n Found in the SrO-CuO System Treated under High Pressure",,"J. Solid State Chem.",,"  95","  1","page 230-238",1991,
"Zenji Hiroi,Mikio Takano,Masaki Azuma,Yasuo Takeda,Yoshichika Bando","A New Superconducting Cupric Oxide Found in the Sr-Cu-O System",,"Physica C",,"Vol. 185-189","  Part I","Page 523-524",1991,