Citations (131)
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Haruka Ozawa, Shigehiko Tateno, Longjian Xie, Yoichi Nakajima, Naoya Sakamoto, Saori I. Kawaguchi, Akira Yoneda & Naohisa Hirao. (2018) Boron-doped diamond as a new heating element for internal-resistive heated diamond-anvil cell. High Pressure Research 38:2, pages 120-135.
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K. Kuno, T. Matsuoka, T. Nakagawa, N. Hirao, Y. Ohishi, K. Shimizu, K. Takahama, K. Ohta, M. Sakata, Y. Nakamoto, T. Kume & S. Sasaki. (2015) Heating of Li in hydrogen: possible synthesis of LiHx. High Pressure Research 35:1, pages 16-21.
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Guoyin Shen, Paul Chow, Yuming Xiao, Stanislav Sinogeikin, Yue Meng, Wenge Yang, Hans-Peter Liermann, Olga Shebanova, Eric Rod, Arunkumar Bommannavar & Ho-Kwang Mao. (2008) HPCAT: an integrated high-pressure synchrotron facility at the Advanced Photon Source. High Pressure Research 28:3, pages 145-162.
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Articles from other publishers (128)
Dmitrii V. Semenok, Ivan A. Troyan, Andrey V. Sadakov, Di Zhou, Michele Galasso, Alexander G. Kvashnin, Anna G. Ivanova, Ivan A. Kruglov, Alexey A. Bykov, Konstantin Y. Terent'ev, Alexander V. Cherepakhin, Oleg A. Sobolevskiy, Kirill S. Pervakov, Alexey Yu. Seregin, Toni Helm, Tobias Förster, Audrey D. Grockowiak, Stanley W. Tozer, Yuki Nakamoto, Katsuya Shimizu, Vladimir M. Pudalov, Igor S. Lyubutin & Artem R. Oganov. (2022)
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Samuel Thompson, Emiko Sugimura-Komabayashi, Tetsuya Komabayashi, Chris McGuire, Helene Breton, Sho Suehiro & Yasuo Ohishi. (2022)
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Hiroshi Fukui, Akira Yoneda, Seiji Kamada, Hiroshi Uchiyama, Naohisa Hirao & Alfred Q. R. Baron. (2022) Single crystal elasticity and equation of state of tantalum up to 54 GPa. Journal of Applied Physics 132:5.
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Naohisa Hirao & Yasuo Ohishi. (2022) X-ray focusing to 62 keV by compound refractive lenses for high-pressure x-ray diffraction. Review of Scientific Instruments 93:8.
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Ross H. Colman, H. Esma Okur, Gaston Garbarino, Yasuo Ohishi, Shinobu Aoyagi, Hisanori Shinohara & Kosmas Prassides. (2022) Pressure effects on the crystal structure of the cubic metallofullerene salt [Li@C60][PF6] to 12 GPa. Materials Today Communications 31, pages 103275.
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Takateru Kawakami, Yuta Nakakura, Keita Tokumichi, Yasuo Ohishi, Naohisa Hirao & Ikuya Yamada. (2022)
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Naohisa Hirao, Yuichi Akahama & Yasuo Ohishi. (2022) Equations of state of iron and nickel to the pressure at the center of the Earth. Matter and Radiation at Extremes 7:3.
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Jack Binns, Andreas Hermann, Miriam Peña-Alvarez, Mary-Ellen Donnelly, Mengnan WangSaori Imada Kawaguchi, Eugene Gregoryanz, Ross T. Howie & Philip Dalladay-Simpson. (2021) Superionicity, disorder, and bandgap closure in dense hydrogen chloride. Science Advances 7:36.
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Sergey S. Lobanov, Sergio Speziale & Sascha Brune. (2021) Modelling Mie scattering in pyrolite in the laser-heated diamond anvil cell: Implications for the core-mantle boundary temperature determination. Physics of the Earth and Planetary Interiors 318, pages 106773.
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Dmitrii V. Semenok, Ivan A. Troyan, Anna G. Ivanova, Alexander G. Kvashnin, Ivan A. Kruglov, Michael Hanfland, Andrey V. Sadakov, Oleg A. Sobolevskiy, Kirill S. Pervakov, Igor S. Lyubutin, Konstantin V. Glazyrin, Nico Giordano, Denis N. Karimov, Alexander L. Vasiliev, Ryosuke Akashi, Vladimir M. Pudalov & Artem R. Oganov. (2021) Superconductivity at 253 K in lanthanum–yttrium ternary hydrides. Materials Today 48, pages 18-28.
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Maki Hamada, Seiji Kamada, Eiji Ohtani, Tatsuya Sakamaki, Takaya Mitsui, Ryo Masuda, Naohisa Hirao, Yasuo Ohishi & Masahide Akasaka. (2021) Synchrotron Mössbauer spectroscopic and x-ray diffraction study of ferropericlase in the high-pressure range of the lower mantle region. Physical Review B 103:17.
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Yuichi Akahama, Saori Kawaguchi, Naohisa Hirao & Yasuo Ohishi. (2021) High-pressure stability of bcc-vanadium and phase transition to a rhombohedral structure at 200 GPa. Journal of Applied Physics 129:13.
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Yoshiyuki Okuda, Seiji Kimura, Kenji Ohta, Yohan Park, Tatsuya Wakamatsu, Izumi Mashino & Kei Hirose. (2021) A cylindrical SiC heater for an externally heated diamond anvil cell to 1500 K. Review of Scientific Instruments 92:1.
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Chie Kato, Koichiro Umemoto, Kenji Ohta, Shoh Tagawa, Kei Hirose & Yasuo Ohishi. (2020) Stability of fcc phase FeH to 137 GPa. American Mineralogist 105:6, pages 917-921.
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Suguru Takahashi, Eiji Ohtani, Takeshi Sakai, Seiji Kamada, Shin Ozawa, Tatsuya Sakamaki, Masaaki Miyahara, Yoshinori Ito, Naohisa Hirao & Yasuo Ohishi. 2020. Carbon in Earth's Interior. Carbon in Earth's Interior
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Masayuki Nishi, Yasuhiro Kuwayama & Jun Tsuchiya. (2020) New aluminium hydroxide at multimegabar pressures: Implications for water reservoirs in deep planetary interiors. Icarus 338, pages 113539.
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Samuel Thompson, Tetsuya Komabayashi, Helene Breton, Sho Suehiro, Konstantin Glazyrin, Anna Pakhomova & Yasuo Ohishi. (2020) Compression experiments to 126 GPa and 2500 K and thermal equation of state of Fe3S: Implications for sulphur in the Earth's core. Earth and Planetary Science Letters 534, pages 116080.
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N. Hirao, S. I. Kawaguchi, K. Hirose, K. Shimizu, E. Ohtani & Y. Ohishi. (2020) New developments in high-pressure X-ray diffraction beamline for diamond anvil cell at SPring-8. Matter and Radiation at Extremes 5:1.
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Egor Koemets, Liang Yuan, Elena Bykova, Konstantin Glazyrin, Eiji Ohtani & Leonid Dubrovinsky. (2020) Interaction Between FeOOH and NaCl at Extreme Conditions: Synthesis of Novel Na2FeCl4OHx Compound. Minerals 10:1, pages 51.
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Helene Breton, Tetsuya KomabayashiSamuel Thompson, Nicola Potts, Christopher McGuire, Sho Suehiro, Simone AnzelliniYasuo Ohishi. (2019) Static compression of Fe4N to 77 GPa and its implications for nitrogen storage in the deep Earth. American Mineralogist 104:12, pages 1781-1787.
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Suguru Takahashi, Eiji Ohtani, Daijo Ikuta, Seiji Kamada, Tatsuya Sakamaki, Naohisa Hirao & Yasuo Ohishi. (2019) Thermal Equation of State of Fe3C to 327 GPa and Carbon in the Core. Minerals 9:12, pages 744.
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Shigehiko Tateno, Haruka Ozawa, Kei Hirose, Toshihiro Suzuki, Saori I‐Kawaguchi & Naohisa Hirao. (2019)
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Hiroshi Fukui, Le The Anh, Masahiro WadaNozomu HiraokaToshiaki Iitaka, Naohisa HiraoYuichi AkahamaTetsuo Irifune. (2019) Electronic structure of dense solid oxygen from insulator to metal investigated with X-ray Raman scattering. Proceedings of the National Academy of Sciences 116:43, pages 21385-21391.
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Takahiro Matsuoka, Shu Muraoka, Takahiro Ishikawa, Ken Niwa, Kenji Ohta, Naohisa Hirao, Saori Kawaguchi, Yasuo Ohishi, Katsuya Shimizu & Shigeo Sasaki. (2019)
Hydrogen-Storing Salt NaCl(H
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Itaru Ohira, Jennifer M. JacksonNatalia V. SolomatovaWolfgang SturhahnGregory J. FinkelsteinSeiji Kamada, Takaaki Kawazoe, Fumiya Maeda, Naohisa Hirao, Satoshi Nakano, Thomas S. ToellnerAkio Suzuki & Eiji Ohtani. (2019) Compressional behavior and spin state of δ-(Al,Fe)OOH at high pressures. American Mineralogist 104:9, pages 1273-1284.
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Shigehiko Tateno, Tetsuya KomabayashiKei Hirose, Naohisa Hirao & Yasuo Ohishi. (2019) Static compression of B2 KCl to 230 GPa and its P-V-T equation of state. American Mineralogist 104:5, pages 718-723.
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Takahiro Matsuoka, Masahiro Hishida, Keiji Kuno, Naohisa Hirao, Yasuo Ohishi, Shigeo Sasaki, Kazushi Takahama & Katsuya Shimizu. (2019) Superconductivity of platinum hydride. Physical Review B 99:14.
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Mayu Kusakabe, Kei Hirose, Ryosuke Sinmyo, Yasuhiro Kuwayama, Yasuo Ohishi & George Helffrich. (2019)
Melting Curve and Equation of State of β‐Fe
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Philip Dalladay-Simpson, Jack Binns, Miriam Peña-Alvarez, Mary-Ellen Donnelly, Eran Greenberg, Vitali Prakapenka, Xiao-Jia Chen, Eugene Gregoryanz & Ross T. Howie. (2019) Band gap closure, incommensurability and molecular dissociation of dense chlorine. Nature Communications 10:1.
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Ryosuke Sinmyo, Kei Hirose & Yasuo Ohishi. (2019) Melting curve of iron to 290 GPa determined in a resistance-heated diamond-anvil cell. Earth and Planetary Science Letters 510, pages 45-52.
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Y. Akahama, K. Takahashi, K. Kamiue, T. Sugimoto, N. Hirao & Y. Ohishi. (2019) Pressure-induced reentrant structural transition and equation of state of indium. Journal of Applied Physics 125:7.
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Kenji Ohta, Sho Suehiro, Kei Hirose & Yasuo Ohishi. (2019) Electrical resistivity of fcc phase iron hydrides at high pressures and temperatures. Comptes Rendus Geoscience 351:2-3, pages 147-153.
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M. Murakami, S. Kohara, N. Kitamura, J. Akola, H. Inoue, A. Hirata, Y. Hiraoka, Y. Onodera, I. Obayashi, J. Kalikka, N. Hirao, T. Musso, A. S. Foster, Y. Idemoto, O. Sakata & Y. Ohishi. (2019)
Ultrahigh-pressure form of
glass with dense pyrite-type crystalline homology
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Seiji Kamada, Nanami Suzuki, Fumiya Maeda, Naohisa Hirao, Maki Hamada, Eiji Ohtani, Ryo Masuda, Takaya Mitsui, Yasuo Ohishi & Satoshi Nakano. (2018) Electronic properties and compressional behavior of Fe–Si alloys at high pressure. American Mineralogist 103:12, pages 1959-1965.
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Masayuki Nishi, Steeve Gréaux, Shigehiko Tateno, Yasuhiro Kuwayama, Kenji Kawai, Tetsuo Irifune & Shigenori Maruyama. (2018) High-pressure phase transitions of anorthosite crust in the Earth's deep mantle. Geoscience Frontiers 9:6, pages 1859-1870.
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Jack Binns, Mary-Ellen Donnelly, Mengnan Wang, Andreas Hermann, Eugene Gregoryanz, Philip Dalladay-Simpson & Ross T. Howie. (2018)
Synthesis of
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Shigehiko Tateno, Kei Hirose, Shuhei Sakata, Kyoko Yonemitsu, Haruka Ozawa, Takafumi Hirata, Naohisa Hirao & Yasuo Ohishi. (2018) Melting Phase Relations and Element Partitioning in MORB to Lowermost Mantle Conditions. Journal of Geophysical Research: Solid Earth 123:7, pages 5515-5531.
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Shigehiko Tateno, Kei Hirose, Ryosuke Sinmyo, Guillaume Morard, Naohisa Hirao & Yasuo Ohishi. (2018) Melting experiments on Fe–Si–S alloys to core pressures: Silicon in the core?. American Mineralogist 103:5, pages 742-748.
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Liang Yuan, Eiji Ohtani, Daijo Ikuta, Seiji Kamada, Jun Tsuchiya, Hirao Naohisa, Yasuo Ohishi & Akio Suzuki. (2018)
Chemical Reactions Between Fe and H
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Yuichi Akahama, Naoki Okawa, Toshiyuki Sugimoto, Hiroshi Fujihisa, Naoshisa Hirao & Yasuo Ohishi. (2018) Coexistence of a metastable double hcp phase in bcc–fcc structure transition of Te under high pressure. Japanese Journal of Applied Physics 57:2, pages 025601.
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Tomoaki KIMURA. (2018) Application of Laser Technology for Static and Dynamic Compression Experimentsレーザー技術の静・動的圧縮実験への応用. The Review of High Pressure Science and Technology 28:2, pages 131-138.
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Manato Fujimoto, Yuichi Akahama, Hiroshi Fukui, Naohisa Hirao & Yasuo Ohishi. (2018) Observation of the negative pressure derivative of the bulk modulus in monoclinic ZrO2. AIP Advances 8:1.
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Sho Suehiro, Kenji Ohta, Kei Hirose, Guillaume Morard & Yasuo Ohishi. (2017) The influence of sulfur on the electrical resistivity of hcp iron: Implications for the core conductivity of Mars and Earth. Geophysical Research Letters 44:16, pages 8254-8259.
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Masayuki Nishi, Yasuhiro Kuwayama, Jun Tsuchiya & Taku Tsuchiya. (2017) The pyrite-type high-pressure form of FeOOH. Nature 547:7662, pages 205-208.
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Haruka Ozawa, Kei Hirose, Kyoko Yonemitsu & Yasuo Ohishi. (2016) High-pressure melting experiments on Fe–Si alloys and implications for silicon as a light element in the core. Earth and Planetary Science Letters 456, pages 47-54.
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Y. Akahama, D. Ishihara, H. Yamashita, H. Fujihisa, N. Hirao & Y. Ohishi. (2016)
Phase stability and magnetic behavior of hexagonal phase of
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Kenji Ohta, Yasuhiro Kuwayama, Kei Hirose, Katsuya Shimizu & Yasuo Ohishi. (2016) Experimental determination of the electrical resistivity of iron at Earth’s core conditions. Nature 534:7605, pages 95-98.
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Hiroshi Fukui, Nozomu Hiraoka, Naohisa Hirao, Katsutoshi Aoki & Yuichi Akahama. (2016) Suppression of X-ray-induced dissociation of H2O molecules in dense ice under pressure. Scientific Reports 6:1.
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Shoh Tagawa, Kenji Ohta, Kei Hirose, Chie Kato & Yasuo Ohishi. (2016) Compression of Fe-Si-H alloys to core pressures. Geophysical Research Letters 43:8, pages 3686-3692.
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Chie Kato, Kei Hirose, Ryuichi Nomura, Maxim D. Ballmer, Akira Miyake & Yasuo Ohishi. (2016) Melting in the FeO SiO 2 system to deep lower-mantle pressures: Implications for subducted Banded Iron Formations. Earth and Planetary Science Letters 440, pages 56-61.
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Sota Takagi, Atsushi Kyono, Saki Mitani, Neo Sugano, Yuki Nakamoto & Naohisa Hirao. (2015) X-ray diffraction study of the icosahedral AlCuFe quasicrystal at megabar pressures. Materials Letters 161, pages 13-16.
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Serge Desgreniers, John S. Tse, Takahiro Matsuoka, Yasuo Ohishi, Quan Li & Yanming Ma. (2015) High pressure–low temperature phase diagram of barium: Simplicity versus complexity. Applied Physics Letters 107:22.
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Kenji Ohta, Kota Ichimaru, Mari Einaga, Sho Kawaguchi, Katsuya Shimizu, Takahiro Matsuoka, Naohisa Hirao & Yasuo Ohishi. (2015) Phase boundary of hot dense fluid hydrogen. Scientific Reports 5:1.
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Serge Desgreniers, John S. TseTakahiro MatsuokaYasuo OhishiJustin J. Tse. (2015) Mixing unmixables: Unexpected formation of Li-Cs alloys at low pressure. Science Advances 1:9.
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Sayuri Minobe, Yoichi Nakajima, Kei Hirose & Yasuo Ohishi. (2015)
Stability and compressibility of a new iron-nitride
β
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7
N
3
to core pressures
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Shigehiko Tateno, Yasuhiro Kuwayama, Kei Hirose & Yasuo Ohishi. (2015) The structure of Fe?Si alloy in Earth's inner core. Earth and Planetary Science Letters 418, pages 11-19.
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Takeshi Sakai, Takehiko Yagi, Hiroaki Ohfuji, Tetsuo Irifune, Yasuo Ohishi, Naohisa Hirao, Yuya Suzuki, Yasushi Kuroda, Takayuki Asakawa & Takashi Kanemura. (2015) High-pressure generation using double stage micro-paired diamond anvils shaped by focused ion beam. Review of Scientific Instruments 86:3, pages 033905.
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Shigeaki Ono, Kenji Mibe, Naohisa Hirao & Yasuo Ohishi. (2015) In situ Raman spectroscopy of cubic boron nitride to 90 GPa and 800 K. Journal of Physics and Chemistry of Solids 76, pages 120-124.
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Yuichi Akahama, Naohisa Hirao, Yasuo Ohishi & Anil K. Singh. (2014) Equation of state of bcc-Mo by static volume compression to 410 GPa. Journal of Applied Physics 116:22.
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Yoshiyuki Tatsumi, Toshihiro Suzuki, Haruka Ozawa, Kei Hirose, Takeshi Hanyu & Yasuo Ohishi. (2014) Accumulation of ?anti-continent? at the base of the mantle and its recycling in mantle plumes. Geochimica et Cosmochimica Acta 143, pages 23-33.
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Itaru Ohira, Eiji Ohtani, Takeshi Sakai, Masaaki Miyahara, Naohisa Hirao, Yasuo Ohishi & Masahiko Nishijima. (2014) Stability of a hydrous ?-phase, AlOOH?MgSiO2(OH)2, and a mechanism for water transport into the base of lower mantle. Earth and Planetary Science Letters 401, pages 12-17.
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Kohei Nishiyama, Takeshi Mito, Gabriel Pristáš, Yukiko Hara, Takehide Koyama, Koichi Ueda, Takao Kohara, Yuichi Akahama, Slavomír Gabáni, Marián Reiffers, Karol Flachbart, Hideto Fukazawa, Yoh Kohori, Nao Takeshita & Natalia Shitsevalova. (2014)
NMR Investigation of Pressure Effect on Intermediate Valence Compound SmB
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NMR Investigation of Pressure Effect on Intermediate Valence Compound SmB
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Shigehiko Tateno, Kei Hirose & Yasuo Ohishi. (2014) Melting experiments on peridotite to lowermost mantle conditions. Journal of Geophysical Research: Solid Earth 119:6, pages 4684-4694.
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T Sugimoto, Y Akahama, T Ichikawa, H Fujihisa, N Hirao & Y Ohishi. (2014) Bcc-fcc structure transition of Te. Journal of Physics: Conference Series 500:19, pages 192018.
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Y Akahama, T Maekawa, T Sugimoto, H Fujihisa, N Hirao & Y Ohishi. (2014)
High-pressure phase diagram of O
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Takeshi Sakai, Suguru Takahashi, Naoya Nishitani, Izumi Mashino, Eiji Ohtani & Naohisa Hirao. (2014) Equation of state of pure iron and Fe0.9Ni0.1 alloy up to 3 Mbar. Physics of the Earth and Planetary Interiors 228, pages 114-126.
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Seiji Kamada, Eiji Ohtani, Hidenori Terasaki, Takeshi Sakai, Suguru Takahashi, Naohisa Hirao & Yasuo Ohishi. (2014) Equation of state of Fe3S at room temperature up to 2 megabars. Physics of the Earth and Planetary Interiors 228, pages 106-113.
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Ryuichi NomuraKei HiroseKentaro UesugiYasuo OhishiAkira TsuchiyamaAkira MiyakeYuichiro Ueno. (2014) Low Core-Mantle Boundary Temperature Inferred from the Solidus of Pyrolite. Science 343:6170, pages 522-525.
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Kohei Nishiyama, Takeshi Mito, Gabriel Pristáš, Yukiko Hara, Takehide Koyama, Koichi Ueda, Takao Kohara, Yuichi Akahama, Slavomír Gabáni, Marián Reiffers, Karol Flachbart, Hideto Fukazawa, Yoh Kohori, Nao Takeshita & Natalia Shitsevalova. (2013)
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f
Electrons in the Intermediate Valence Compound SmB
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Eiji Ohtani, Yuki Shibazaki, Takeshi Sakai, Kenji Mibe, Hiroshi Fukui, Seiji Kamada, Tatsuya Sakamaki, Yusuke Seto, Satoshi Tsutsui & Alfred Q. R. Baron. (2013) Sound velocity of hexagonal close‐packed iron up to core pressures. Geophysical Research Letters 40:19, pages 5089-5094.
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Haruka Ozawa, Kei Hirose, Toshihiro Suzuki, Yasuo Ohishi & Naohisa Hirao. (2013)
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Kei Hirose. (2013) High-Pressure, High-Temperature X-ray Diffraction Measurements and the Discovery of Post-Perovskite Phase Transition. Journal of the Physical Society of Japan 82:2, pages 021010.
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Masanao Noguchi, Tetsuya Komabayashi, Kei Hirose & Yasuo Ohishi. (2012) High-temperature compression experiments of CaSiO3 perovskite to lowermost mantle conditions and its thermal equation of state. Physics and Chemistry of Minerals 40:1, pages 81-91.
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Toshiyuki Sugimoto, Yuichi Akahama, Hiroshi Fujihisa, Yoshiki Ozawa, Hiroshi Fukui, Naohisa Hirao & Yasuo Ohishi. (2012)
Identification of superlattice structure
in the P-VI phase of phosphorus at 340?GPa and room temperature via x-ray diffraction
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Saori Imada, Kei Hirose, Tetsuya Komabayashi, Toshihiro Suzuki & Yasuo Ohishi. (2012) Compression of Na0.4Mg0.6Al1.6Si0.4O4 NAL and Ca-ferrite-type phases. Physics and Chemistry of Minerals 39:7, pages 525-530.
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Shigehiko Tateno, Kei Hirose, Tetsuya Komabayashi, Haruka Ozawa & Yasuo Ohishi. (2012) The structure of Fe‐Ni alloy in Earth's inner core. Geophysical Research Letters 39:12.
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Yoshinori Tange, Yasuhiro Kuwayama, Tetsuo Irifune, Ken‐ichi Funakoshi & Yasuo Ohishi. (2012)
P
‐
V
‐
T
equation of state of MgSiO
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perovskite based on the MgO pressure scale: A comprehensive reference for mineralogy of the lower mantle
. Journal of Geophysical Research: Solid Earth 117:B6.
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J. S. Tse, S. Desgreniers, Y. Ohishi & T. Matsuoka. (2012) Large amplitude fluxional behaviour of elemental calcium under high pressure. Scientific Reports 2:1.
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Tetsuya Komabayashi, Kei Hirose & Yasuo Ohishi. (2012) In situ X-ray diffraction measurements of the fcc?hcp phase transition boundary of an Fe?Ni alloy in an internally heated diamond anvil cell. Physics and Chemistry of Minerals 39:4, pages 329-338.
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Hidenori Terasaki, Eiji Ohtani, Takeshi Sakai, Seiji Kamada, Hidetoshi Asanuma, Yuki Shibazaki, Naohisa Hirao, Nagayoshi Sata, Yasuo Ohishi, Tatsuya Sakamaki, Akio Suzuki & Ken-ichi Funakoshi. (2012) Stability of Fe?Ni hydride after the reaction between Fe?Ni alloy and hydrous phase (?-AlOOH) up to 1.2Mbar: Possibility of H contribution to the core density deficit. Physics of the Earth and Planetary Interiors 194-195, pages 18-24.
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Yoshitaka Yoda, Yasuhiko Imai, Hisao Kobayashi, Syunji Goto, Kunikazu Takeshita & Makoto Seto. (2012) Upgrade of the nuclear resonant scattering beamline, BL09XU in SPring-8. Hyperfine Interactions 206:1-3, pages 83-86.
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Ayano Chiba, Nobumasa Funamori, Kazuya Nakayama, Yasuo Ohishi, Stephen M. Bennington, Sanjay Rastogi, Anuj Shukla, Kazuhiko Tsuji & Mikihito Takenaka. (2012) Pressure-induced structural change of intermediate-range order in poly(4-methyl-1-pentene) melt. Physical Review E 85:2.
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Takeshi Sakai, Eiji Ohtani, Seiji Kamada, Hidenori Terasaki & Naohisa Hirao. (2012)
Compression of Fe
88.1
Ni
9.1
S
2.8
alloy up to the pressure of Earth's inner core
. Journal of Geophysical Research: Solid Earth 117:B2.
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Yuki Shibazaki, Eiji Ohtani, Hiroshi Fukui, Takeshi Sakai, Seiji Kamada, Daisuke Ishikawa, Satoshi Tsutsui, Alfred Q.R. Baron, Naoya Nishitani, Naohisa Hirao & Kenichi Takemura. (2012) Sound velocity measurements in dhcp-FeH up to 70 GPa with inelastic X-ray scattering: Implications for the composition of the Earth's core. Earth and Planetary Science Letters 313-314, pages 79-85.
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Haruka OzawaFutoshi TakahashiKei HiroseYasuo OhishiNaohisa Hirao. (2011) Phase Transition of FeO and Stratification in Earth’s Outer Core. Science 334:6057, pages 792-794.
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Haruka Ozawa, Kei Hirose, Kenji Ohta, Hirofumi Ishii, Nozomu Hiraoka, Yasuo Ohishi & Yusuke Seto. (2011) Spin crossover, structural change, and metallization in NiAs-type FeO at high pressure. Physical Review B 84:13.
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Yasuhiro Kuwayama, Kei Hirose, Nagayoshi Sata & Yasuo Ohishi. (2011) Pressure-induced structural evolution of pyrite-type SiO2. Physics and Chemistry of Minerals 38:8, pages 591-597.
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T. Matsuoka, H. Fujihisa, N. Hirao, Y. Ohishi, T. Mitsui, R. Masuda, M. Seto, Y. Yoda, K. Shimizu, A. Machida & K. Aoki. (2011)
Structural and Valence Changes of Europium Hydride Induced by Application of High-Pressure
. Physical Review Letters 107:2.
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Saori Imada, Kei Hirose & Yasuo Ohishi. (2011) Stabilities of NAL and Ca-ferrite-type phases on the join NaAlSiO4-MgAl2O4 at high pressure. Physics and Chemistry of Minerals 38:7, pages 557-560.
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Takeshi Sakai, Eiji Ohtani, Naohisa Hirao & Yasuo Ohishi. (2011) Stability field of the hcp‐structure for Fe, Fe‐Ni, and Fe‐Ni‐Si alloys up to 3 Mbar. Geophysical Research Letters 38:9.
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Takeshi Sakai, Eiji Ohtani, Naohisa Hirao & Yasuo Ohishi. (2011) Equation of state of the NaCl-B2 phase up to 304 GPa. Journal of Applied Physics 109:8.
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Masaaki MiyaharaEiji OhtaniShin OzawaMakoto KimuraAhmed El GoresyTakeshi SakaiToshiro NagaseKenji Hiraga, Naohisa Hirao & Yasuo Ohishi. (2011)
Natural dissociation of olivine to (Mg,Fe)SiO
3
perovskite and magnesiowüstite in a shocked Martian meteorite
. Proceedings of the National Academy of Sciences 108:15, pages 5999-6003.
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H. Terasaki, S. Kamada, T. Sakai, E. Ohtani, N. Hirao & Y. Ohishi. (2011) Liquidus and solidus temperatures of a Fe–O–S alloy up to the pressures of the outer core: Implication for the thermal structure of the Earth's core. Earth and Planetary Science Letters 304:3-4, pages 559-564.
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Shigehiko TATENO. (2011) Crystal Structure of Iron at the Center of the Earth. The Review of High Pressure Science and Technology 21:2, pages 91-97.
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Saulius Juodkazis, Shinji Kohara, Yasuo Ohishi, Norihisa Hirao, Arturas Vailionis, Vygantas Mizeikis, Akira Saito & Andrei Rode. (2010) Structural changes in femtosecond laser modified regions inside fused silica. Journal of Optics 12:12, pages 124007.
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Kenji Ohta, Kei Hirose, Katsuya Shimizu & Yasuo Ohishi. (2010) High-pressure experimental evidence for metal FeO with normal NiAs-type structure. Physical Review B 82:17.
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Ryuichi Nomura, Kei Hirose, Nagayoshi Sata & Yasuo Ohishi. (2010) Precise determination of post-stishovite phase transition boundary and implications for seismic heterogeneities in the mid-lower mantle. Physics of the Earth and Planetary Interiors 183:1-2, pages 104-109.
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Yuki Asahara, Kei Hirose, Yasuo Ohishi, Naohisa Hirao & Motohiko Murakami. (2010) Thermoelastic properties of ice VII and its high-pressure polymorphs: Implications for dynamics of cold slab subduction in the lower mantle. Earth and Planetary Science Letters 299:3-4, pages 474-482.
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Kei Hirose, Yukio Nagaya, Sébastien Merkel & Yasuo Ohishi. (2010)
Deformation of MnGeO
3
post‐perovskite at lower mantle pressure and temperature
. Geophysical Research Letters 37:20.
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Tetsuya Komabayashi, Kei Hirose, Yukio Nagaya, Emiko Sugimura & Yasuo Ohishi. (2010) High-temperature compression of ferropericlase and the effect of temperature on iron spin transition. Earth and Planetary Science Letters 297:3-4, pages 691-699.
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Yuichi Akahama, Manabu Nishimura, Haruki Kawamura, Naohisa Hirao, Yasuo Ohishi & Kenichi Takemura. (2010) Evidence from x-ray diffraction of orientational ordering in phase III of solid hydrogen at pressures up to 183 GPa. Physical Review B 82:6.
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Shigehiko Tateno, Kei Hirose, Nagayoshi Sata & Yasuo Ohishi. (2010) Structural distortion of CaSnO3 perovskite under pressure and the quenchable post-perovskite phase as a low-pressure analogue to MgSiO3. Physics of the Earth and Planetary Interiors 181:1-2, pages 54-59.
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Takeshi Sakai, Eiji Ohtani, Hidenori Terasaki, Masaaki Miyahara, Masahiko Nishijima, Naohisa Hirao, Yasuo Ohishi & Nagayoshi Sata. (2009) Fe–Mg partitioning between post-perovskite and ferropericlase in the lowermost mantle. Physics and Chemistry of Minerals 37:7, pages 487-496.
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Seiji Kamada, Hidenori Terasaki, Eiji Ohtani, Takeshi Sakai, Takumi Kikegawa, Yasuo Ohishi, Naohisa Hirao, Nagayoshi Sata & Tadashi Kondo. (2010) Phase relationships of the Fe–FeS system in conditions up to the Earth's outer core. Earth and Planetary Science Letters 294:1-2, pages 94-100.
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Lin WangYang DingWenge YangWenjun LiuZhonghou CaiJennifer KungJinfu ShuRussell J. HemleyWendy L. Mao & Ho-kwang Mao. (2010) Nanoprobe measurements of materials at megabar pressures. Proceedings of the National Academy of Sciences 107:14, pages 6140-6145.
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Haruka Ozawa, Kei Hirose, Shigehiko Tateno, Nagayoshi Sata & Yasuo Ohishi. (2010) Phase transition boundary between B1 and B8 structures of FeO up to 210GPa. Physics of the Earth and Planetary Interiors 179:3-4, pages 157-163.
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T Kubo, T Kondo, A Shimojuku, T Kuwabara, T Kato, T Kikegawa, N Hirao & Y Ohishi. (2010) Time-resolved two-dimensional X-ray diffraction measurements of kinetic properties in polycrystalline high-pressure ices. Journal of Physics: Conference Series 215, pages 012022.
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D. Nishio‐Hamane, T. Yagi, N. Sata, T. Fujita & T. Okada. (2010) No reactions observed in Xe‐Fe system even at Earth core pressures. Geophysical Research Letters 37:4.
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Motohiko MURAKAMI. (2010) Tactics and Strategy Toward a Construction of Primary Pressure Scale. The Review of High Pressure Science and Technology 20:3, pages 252-261.
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Nagayoshi SATA, Kei HIROSE, Masanori MATSUI & Naohisa HIRAO. (2010) Comparison of Room-Temperature Pressure Scales Using Simultaneous Volume Measurements with Laser Annealing Technique. The Review of High Pressure Science and Technology 20:3, pages 240-243.
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Nagayoshi Sata, Kei Hirose, Guoyin Shen, Yoichi Nakajima, Yasuo Ohishi & Naohisa Hirao. (2010)
Compression of FeSi, Fe
3
C, Fe
0.95
O, and FeS under the core pressures and implication for light element in the Earth's core
. Journal of Geophysical Research 115:B9.
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Kenji Ohta, Kei Hirose, Masahiro Ichiki, Katsuya Shimizu, Nagayoshi Sata & Yasuo Ohishi. (2010) Electrical conductivities of pyrolitic mantle and MORB materials up to the lowermost mantle conditions. Earth and Planetary Science Letters 289:3-4, pages 497-502.
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Yasuhiro Kuwayama, Toshimitsu Sawai, Kei Hirose, Nagayoshi Sata & Yasuo Ohishi. (2009) Phase relations of iron–silicon alloys at high pressure and high temperature. Physics and Chemistry of Minerals 36:9, pages 511-518.
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Jesse S. Smith, Serge Desgreniers, John S. Tse, Jian Sun, Dennis D. Klug & Yasuo Ohishi. (2009) High-pressure structures and vibrational spectra of barium fluoride: Results obtained under nearly hydrostatic conditions. Physical Review B 79:13.
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