"Teruya Nagafuji,Koshiro Osuna,Kota Hanzawa,Tomoya Gake,Soungmin Bae,Zhongxu Hu,Takayoshi Katase,Akira Takahashi,Hidenori Hiramatsu,Fumiyasu Oba","Point Defects and Self-Trapped Electrons in La2SnO2S3","The Fourteenth International Conference on the Science and Technology for Advanced Ceramics (STAC14)",,,,,,2024,Oct. "Teruya Nagafuji,Koshiro Osuna,Kota Hanzawa,Tomoya Gake,Soungmin Bae,Zhongxu Hu,Takayoshi Katase,Akira Takahashi,Hidenori Hiramatsu,Fumiyasu Oba","Elucidation of Carrier Generation and Compensation Mechanism in La2SnO2S3","The 4th International Symposium on Design & Engineering by Joint Inverse Innovation for Materials Architecture (DEJI2MA2024)",,,,,,2024,Oct. "Teruya Nagafuji,Koshiro Osuna,Kota Hanzawa,Tomoya Gake,Sougmin Bae,Zhongxu Hu,Takayoshi Katase,Akira Takahashi,Hidenori Hiramatsu,Fumiyasu Oba","Carrier generation and compensation mechanism in La2SnO2S3",,"J. Mater. Chem. C",,"Vol. 12",,"pp. 12015",2024,July "Xinyi He,Tatsuya Cho,Takayoshi Katase,Kota Hanzawa,Suguru Kitani,Hidenori Hiramatsu,Hideo Hosono,Toshio Kamiya","Wide-Gap p-Type Layered Oxychalcogenides AE2CuInO3Ch (AE: Alkaline Earth; Ch: Chalcogen): Unusually Low Residual Carrier Concentration and Green-to-Red Emission",,"CHEMISTRY OF MATERIALS",," 36",,,2024,June "Chihiro Yamamoto,Xinyi He,Kota Hanzawa,Takayoshi Katase,Masato Sasase,Jun-ichi Yamaura,Hidenori Hiramatsu,Hideo Hosono,Toshio Kamiya","Phonon drag thermopower persisting over 200 K in FeSb2 thin film on SrTiO3 single crystal",,"APPLIED PHYSICS LETTERS",,,,,2024,May "Sara Maeda,Yusuke Tani,Hirotaka Katayama,Daiji Kanematsu,Kohei Oiwake,Yukinori Nishigaki,Tetsuhiko Miyadera,Masayuki Chikamatsu,Takayuki Nagai,Kota Hanzawa,Hidenori Hiramatsu,Akira Terakawa,Hideo Hosono,Takuma Aizawa,Hiroyuki Fujiwara","Enhancing analysis efficiency: Automation of spectroscopic ellipsometry for crystalline semiconductors and transparent conductive oxides",,"Thin Solid Films",,"Vol. 787",,"p. 140099",2023,Dec. "光井 和輝,フゾンシュ,半沢 幸太,片瀬 貴義,平松 秀典,斎藤 全","Bi2O3?B2O3ガラスの電気伝導性におよぼすFe3O4ドーピング効果","第84回応用物理学会秋季学術講演会",,,,,,2023,Sept. "Kazuki Mitsui,Zhongxu Hu,Kota Hanzawa,Takayoshi Katase,Hidenori Hiramatsu,Akira Saitoh","Effect of iron substitution on electronic conductivity of bismuth sesquioxide glasses",,"J. Appl. Phys.",,"Vol. 134",,"pp. 075101",2023,July "Kota Hanzawa,Hidenori Hiramatsu","Heteroepitaxial Growth, Degenerate State, and Superconductivity of Perovskite-Type LaWN3 Thin Films",,"ACS Applied Electronic Materials",," 5"," 5"," 2793-2798",2023,May "Soshi Iimura,Takashi Sasaki,Kota Hanzawa,Satoru Matsuishi,Hideo Hosono","High pressure synthesis, physical properties and electronic structure of monovalent iron compound LaFePH",,"Journal of Solid State Chemistry",,"vol. 315",,"p. 123546",2022,Nov. "Kota Hanzawa,Jumpei Matsumoto,Soshi Iimura,Yoshimitsu Kohama,Hidenori Hiramatsu,Hideo Hosono","High upper critical field (120 T) with small anisotropy of highly hydrogen-substituted SmFeAsO epitaxial film",,"Physical Review Materials",,"Vol. 6",,"p. L111801",2022,Nov. "樋口龍生,片瀬貴義,半沢幸太,井手啓介,平松秀典,細野秀雄,神谷利夫","層状SnSe非平衡相のエピタキシャル膜による安定化と構造・電気特性","日本セラミックス協会 第35回秋季シンポジウム",,,,,,2022,Sept. "片瀬貴義,西村優作,ホ シンイ,只野央将,井手啓介,気谷卓,半沢幸太,平松秀典,川路均,細野秀雄,神谷利夫","準安定(Pb1-xSnx)Se固溶体の2次元-3次元構造転移に伴う熱伝導率変調","第83回応用物理学会秋季学術講演会",,,,,,2022,Sept. "Kaiwen Li,Atsushi Shimizu,Xinyi He,Keisuke Ide,Kota Hanzawa,Kosuke Matsuzaki,Takayoshi Katase,Hidenori Hiramatsu,Hideo Hosono,Q. Zhang,Toshio Kamiya","Low Residual Carrier Density and High In-Grain Mobility in Polycrystalline Zn3N2 Films on a Glass Substrate",,"ACS Appl. Electron. Mater.",,"Vol. 4",,"pp. 2026",2022,Apr. "Yusaku Nishimura,Xinyi He,Takayoshi Katase,Terumasa Tadano,Keisuke Ide,Suguru Kitani,Kota Hanzawa,Shigenori Ueda,Hidenori Hiramatsu,Hitoshi Kawaji,Hideo Hosono,Toshio Kamiya","Electronic and Lattice Thermal Conductivity Switching by 3D−2D Crystal Structure Transition in Nonequilibrium (Pb1−xSnx)Se",,"Advanced Electronic Materials",," 32",," 2200024 (1 of 9)",2022,Feb. "Kaiwen Li,Kota Hanzawa,Keisuke Ide,Kosuke Matsuzaki,Takayoshi Katase,Hidenori Hiramatsu,Hideo Hosono,Zhang Qun,Toshio Kamiya","Transport properties of Zn3N2 investigated by ionic liquid gated electric-double-layer transistors","Materials Research Meeting 2021",,,,,,2021,Dec. "Kaiwen Li,Kota Hanzawa,Keisuke Ide,Kosuke Matsuzaki,Takayoshi Katase,Hidenori Hiramatsu,Hideo Hosono,Zhang Qun,Toshio Kamiya","Room-temperature fabrication of ionic liquid gated Zn3N2 electric double layer transistors with non-degenerate channel electron density","2021 International Conference on Solid State Devices and Materials (SSDM 2021)",,,,,,2021,Sept. "Kaiwen Li,Kota Hanzawa,Keisuke Ide,Kosuke Matsuzaki,Takayoshi Katase,Hidenori Hiramatsu,Hideo Hosono,Zhang Qun,Toshio Kamiya","Room-temperature fabrication of ionic liquid gated Zn3N2 electric double layer transistors with non-degenerate channel electron density","2021 International Conference on Solid State Devices and Materials (SSDM 2021)",,,,,,2021,Sept. "Ryusei Higuchi,Takayoshi Katase,Kota Hanzawa,Shintaro Yasui,Keisuke Ide,Hidenori Hiramatsu,Hideo Hosono,Toshio Kamiya","Thermoelectric properties of non-equilibrium SnSe thin films stabilized by epitaxial strain","The Twelfth International Conference on the Science and Technology for Advanced Ceramics (STAC12)",,,,,,2021,July "Kaiwen Li,Kota Hanzawa,Keisuke Ide,Kosuke Matsuzaki,Takayoshi Katase,Hidenori Hiramatsu,Hideo Hosono,Qun Zhang,Toshio Kamiya","Fabrication of Zn3N2 electric double layer transistor by ionic liquid gating","The Twelfth International Conference on the Science and Technology for Advanced Ceramics (STAC12)",,,,,,2021,July "Akira Saitoh,Katsuki Hayashi,Kota Hanzawa,Shigenori Ueda,Shiro Kawachi,Jun-ichi Yamaura,Keisuke Ide,Junghwan Kim,Gregory Tricot,Satoru Matsuishi,Kazuki Mitsui,Tatsuki Shimizu,Masami Mori,Hideo Hosono,Hidenori Hiramatsu","Origins of the coloration from structure and valence state of bismuth oxide glasses",,"J. NON-CRYST. SOLIDS.",," 560",," 120720-1 - 120720-14",2021,Feb. "Yukinori Nishigaki,Takayuki Nagai,Mitsutoshi Nishiwaki,Takuma Aizawa,Masayuki Kozawa,Kota Hanzawa,Yoshitsune Kato,Hitoshi Sai,Hidenori Hiramatsu,Hideo Hosono,Hiroyuki Fujiwara","Extraordinary Strong Band-Edge Absorption in Distorted Chalcogenide Perovskites",,"Solar RRL",," 4",," 1900555",2020,Jan. "Jumpei Matsumoto,Kota Hanzawa,Masato Sasase,Silvia Haindl,Takayoshi Katase,Hidenori Hiramatsu,Hideo Hosono","Superconductivity at 48 K of heavily hydrogen-doped SmFeAsO epitaxial films grown by chemical topotactic reaction using CaH2","Materials Research Meeting 2019",,,,,,2019,Dec. "松本 惇平,半沢 幸太,笹瀬 雅人,Silvia Haindl,片瀬 貴義,平松 秀典,細野 秀雄","1111型鉄系超伝導体エピタキシャル薄膜への高濃度水素添加と48 Kの高温超伝導","第80回応用物理学会秋季学術講演会",,,,,,2019,Sept. "Jumpei Matsumoto,Kota Hanzawa,Masato Sasase,Silvia Haindl,Takayoshi Katase,Hidenori Hiramatsu,Hideo Hosono","Superconductivity at 48 K in heavily hydrogen-doped SmFeAsO epitaxial thin films","14th Eurpoean Conference on Applied Superconductivity (EUCAS)",,,,,,2019,Sept. "Masatake Tsuji,Kota Hanzawa,Hiroyuki Kinjo,Hidenori Hiramatsu,Hideo Hosono","Heteroepitaxial Thin-Film Growth of a Ternary Nitride Semiconductor CaZn2N2",,"ACS Appl. Electron. Mater.",," 1",," 1433-1438",2019,July "Jumpei Matsumoto,Kota Hanzawa,Masato Sasase,Silvia Haindl,Takayoshi Katase,Hidenori Hiramatsu,Hideo Hosono","Superconductivity at 48 K of heavily hydrogen-doped SmFeAsO epitaxial films grown by chemical topotactic reaction using CaH2",,"Phys. Rev. Mater.",,"vol. 3",,"p. 103401",2019,July "Chihiro Yamamoto,Kota Hanzawa,Takayoshi Katase,Keisuke Ide,Hidenori Hiramatsu,Hideo Hosono,Toshio Kamiya","Epitaxial structure and phonon-drag thermoelectric properties of FeSb2 thin film on SrTiO3 (001) substrate","The 11th International Conference on the Science and Technology for Advanced Ceramics (STAC-11)",,,,,,2019,July "Kota Hanzawa,Soshi Iimura,Hidenori Hiramatsu,Hideo Hosono","Material Design of Green-Light-Emitting Semiconductors: Perovskite-Type Sulfide SrHfS3",,"Journal of the American Chemical Society",,"Vol. 141","No. 13","pp. 5343-5349",2019,Apr. "Kota Hanzawa","Study on Transition Metal-Based Chalcogenide Superconductors and Semiconductors",,,,,,,2019,Mar. "Kota Hanzawa","Study on Transition Metal-Based Chalcogenide Superconductors and Semiconductors",,,,,,,2019,Mar. "Kota Hanzawa,Soshi Iimura,Hidenori Hiramatsu,Hideo Hosono","Material Design of Green-Light-Emitting Semiconductors: Perovskite-Type Sulfide SrHfS?",,"J. AM. CHEM. SOC.",," 141",," 5343-5349",2019,Mar. "Kota Hanzawa,Masato Sasase,Hidenori Hiramatsu,Hideo Hosono","Stabilization and heteroepitaxial growth of metastable tetragonal FeS thin films by pulsed laser deposition",,"Supercond. sci. technol.",," 32",," 054002",2019,Mar. "Kota Hanzawa","Study on Transition Metal-Based Chalcogenide Superconductors and Semiconductors",,,,,,,2019,Mar. "Kota Hanzawa,Yuta Yamaguchi,Yukiko Obata,Satoru Matsuishi,Hidenori Hiramatsu,Toshio Kamiya,Hideo Hosono","Insulator-like behavior coexisting with metallic electronic structure in strained FeSe thin films grown by molecular beam epitaxy",,"Phys. Rev. B",," 99",," 035148-1 -11",2019,Jan. "Hidenori Hiramatsu,Kota Hanzawa,Toshio Kamiya,Hideo Hosono","Particulate Generation on Surface of Iron Selenide Films by Air Exposure",,"Journal of Superconductivity and Novel Magnetism",,,,,2019,Jan. "山本千紘,半沢幸太,井手啓介,片瀬貴義,平松秀典,細野秀雄,神谷利夫:","FeSb2薄膜のヘテロエピタキシャル成長と熱電特性","薄膜材料デバイス研究会 第15回研究集会",,,,,,2018,Nov. "平松秀典,半沢幸太,佐藤 光,片瀬貴義,神谷利夫,細野秀雄","鉄系超伝導体の薄膜成長とデバイス作製","鉄系高温超伝導体発見１０周年記念合同シンポジウム",,,,,,2018,June "Jin Tae Kim,Da Seul Hyeon,Kota Hanzawa,Ayaka Kanai,Se Yun Kim,Yong Jei Lee,Hideo Hosono,Joonho Bang,Kimoon Lee","Role of fluorine in two-dimensional dichalcogenide of SnSe2",,"Scientific Reports",,"Vol. 8","No. 1645",,2018,Jan. "Junjie Wang,Kota Hanzawa,Hidenori Hiramatsu,Junghwan Kim,Naoto Umezawa,Koki Iwanaka,Tomofumi Tada,Hideo Hosono","Exploration of Stable Strontium Phosphide-Based Electrides: Theoretical Structure Prediction and Experimental Validation",,"Journal of the American Chemical Society","American Chemical Society","Vol. 139","No. 44","pp. 15668?15680",2017,Oct. "Silvia Haindl,Hiroyuki Kinjo,Kota Hanzawa,Hidenori Hiramatsu,Hideo Hosono","Pulsed laser deposition of SmFeAsO?−δ on MgO(100) substrates",,"APPL. SURF. SCI.",," 473",," 418-428",2017,Aug. "Kota Hanzawa,Hikaru Sato,Hidenori Hiramatsu,Toshio Kamiya,Hideo Hosono","Key Factors for Insulator - Superconductor Transition in FeSe Thin Films by Electric Field",,"IEEE Trans. Appl. Supercond.",,"Vol. 27",,"p. 7500405",2017, "Silvia Haindl,Kota Hanzawa,Hikaru Sato,Hidenori Hiramatsu,Hideo Hosono","In-situ growth of superconducting SmO1-xFxFeAs thin films by pulsed laser deposition",,"Sci. Rep.",,"Vol. 6",,"p. 35797",2016, "Kota Hanzawa,Hikaru Sato,Hidenori Hiramatsu,Toshio Kamiya,Hideo Hosono","Electric field-induced superconducting transition of insulating FeSe thin film at 35 K",,"Proc. Natl. Acad. Sci. USA",,"Vol. 113",,"pp. 3986-3990",2016,