"Iwamori, H,Ueki, K.,Hoshide, T.,Sakuma, H.,Ichiki, M.,Watanabe, T.,Nakamura, M.,Nakamura, H.,Nishizawa, T.,Nakao, A.,Ogawa, Y.,Kuwatani, T.,Nagata, K.,Okada, T.,Takahashi, E","Simultaneous Analysis of Seismic Velocity and Electrical Conductivity in the Crust and the Uppermost Mantle: A forward Model and Inversion Based on Grid Search",,"Journal of Geophysical Research: Solid Earth",,,,,2021,Sept. "Morihisa Hamada,MasashiUshioda,ToshitsuguFujii,EiichiTakahashi","Hydrogen concentration in plagioclase as a hygrometer of arc basaltic melts: Approaches from melt inclusion analyses and hydrous melting experiments",,"Earth and Planetary Science Letters,",,"Vol. 365",,"pp. 253-262",2013, "F.Noritake,K.Kawamura,T.Yoshino,E.Takahashi","Molecular dynamics simulation and electrical conductivity measurement of Na2O?3SiO2 melt under high pressure; relationship between its structure and properties",,"Journal of Non-Crystalline Solids",,"Vol. 358",,"pp. 3109-3118",2012, "T. Suzuki,T. Hirata,T. Yokoyama,T. Imai,E. Takahashi","Pressure effect on element partitioning between minerals and silicate melt: involved with melting of basalt up to 20 GPa",,"Phys. earth planet. inter.",,"Vol. 358",,"pp. 3109-3118",2012, "T. Imai,E. Takahashi,T. Suzuki,T. Hirata","Element partitioning between olivine and melt up to 10GPa: implication for the effect of pressure T",,"Phys. Earth Planet. Inter.",,"Vol. 212-213",,"pp. 64-75",2012, "Y.Tange*,E.Takahashi,Y.Nishihara,K.Funakoshi,N.Sata","Phase relations in the system MgO-FeO-SiO2 to 50 GPa and 2000C: an application of experimental techniques using multianvil apparatus with sintered diamond anvils,",,"J. of Geophysical Res",,"Vol. 114",,"p. B02214-2216",2011,June "Y.Tange*,E.Takahashi,K.Funakoshi","In situ observation of pressure induced electrical resistance changes in zirconium: Pressure calibration points for the large volume press at 8 and 35 Gpa",,"High Pressure Research",,"Vol. 31",,"pp. 413-418",2011, "Yoichi Nakajima*,Eiichi Takahashi,Nagayoshi Sata,Yu Nishihara,Kei Hirose,. Ken-ichi Funakoshi,Yasuo Oishi","hermoelastic property and high-pressure stability of Fe7C3: Implication for iron-carbide in the Earthfs core",,"American Mineral.",,"Vol. 96",,"pp. 1157-1165",2011, "Morihisa Hamada*,Tatsuhiko Kawamoto,Eiichi Takahashi,Toshitsugu Fujii","Polybaric degassing of island arc low-K tholeiitic basalt magma recorded by OH concentrations in Ca-rich plagioclase,",,"Earth and Planetary Science Letters",,"Vol. 308",,"pp. 259-266",2011, "Yu Nishihara,Yoichi Nakajima,Akihiko Akashi,Noriyoshi Tsujino,Eiichi Takahashi,Ken-ichi Funakoshi,Yuji Higo","Isothermal compression of face-centered cubic iron",,"American Mineralogist",,"Vol. 97",,"pp. 1417-1420",2011, "Seiko Yamasaki*,Ryotaro Sawada,Ayako Ozawa,Takahiro Tagami,Yumiko Watanabe,Eiichi Takahashi","Unspiked K?Ar dating of koolau lavas, Hawaii: Evaluation of the influence of weathering/alteration on age determinations,",,"Chemical Geology",,"Vol. 287",,"pp. 41-53",2011, "Akihiko Tomiya,Eiichi Takahashi,Noboru Furukawa,Toshihiro Suzuki","Depth and Evolution of a Silicic Magma Chamber: Melting Experiments on a",,"J. Petrology",,"vol. 51","no. 6","p. 1333-1354",2010,June "Y. Nakajima*,E.Takahashi,T. Suzuki,K.Funakoshi","gCarbon in the coreh revisited",,"Physics, Earth Planet. Inter",,"Vol. 174",,"p. 202-211",2009,June "K. Sakamaki E. Takahashi*,Y. Nakajima,Y. Nishihara,K. Funakoshi T.Suzuki,Y. Fukai,Eiichi Takahashi","Melting phase relation of FeHx up to 20 GPa: Implication for the temperature of the Earthfs core,",,"Physics, Earth Planet. Inter.",,"Vol. 174",,"p. 192-201",2009,June "A.Akashi,Y.Nishihara*,E.Takahashi,Y.Nakajima,Y.Tange,K.Funakoshi","The orthoenstatite/clinoenstatite phase transformation in MgSiO3 at high-pressure and high-temperature determined by in-situ X-ray diffraction: Implications for nature of the X-discontinuity,",,"J. of Geophysical Res",,"vol. 114",,"p. B04206-4218",2009,June "Toshimori Sekine,Takamichi Kobayashi,Mineyuki Nishio,Eiichi Takahashi","Shock equation of state of basalt",,"Earth Planets Space",,"Vol. 60",,"p. 999?1003",2008,June "Eiichi Takahashi","Volcnism in Response to plate flexure,",,"Science",,"Vol. 313",,"pp. 1426-1428",2007,Sept. "Eiichi Takahashi","Isotope compositions of the submarine Hana ridge lavas, Haleakala Volcano, Hawaii",,"J. Petrology",,"Vol. 47",,"pp. 255-275",2006,Mar. "A.Tomiya,E.Takahashi","Evolution of the Magma Chamber Beneath Usu Volcano Since 1663: A Natural Laboratory for Changing Phenocryst Minerals",,,"Journal of Petrology","Vol. 46",,"pp. 2395-2426",2005,Dec. "J. Tuff,E.Takahashi,S.A. Gibson","Experimental constraints on the role of garnet pyroxenite in the genesis of high-Fe mantle plume derived melts",,,"Journal of Petrology","Vol. 46",," 2023-2058",2005,Oct. "Eiichi Takahashi","The chemical structure of the Hawaiian mantle plume",,"Nature","Nature","Vol. 436",,"pp. 837-840",2005,Mar. "Y. Nishihara,I.Aoki,Etakahashi,K.Matsukage,K.Funakoshi","Thermal equation of state of majorite with MORB composition",,,"Phys. Earth Planet. .Inter","Vol. 148",,"pp. 73-84",2005, "S Ono,K.Funakoshi,Y Ohishi,E.Takahashi","In situ X-ray observation of the phase transition of Fe2O3.",,,"J. Phys. Condense Matters,","Vol. 17",,"pp. 269-276",2005, "Y.Nishihara,K.Nakayama,E.Takahashi,T.Iguchi,K.Funakoshi","P-V-T equation of state of stishovite to the mantle transition zone conditions,",,,"Phys. Chem. Mineral.","Vol. 31",,"pp. 660-670",2005, "Y.Tange,E.Takahashi","Stability of the high-pressure polymorph of zircon (ZrSiO4) in the deep mantle.",,"Phys. Earth Planet. Inter.,",,"Vol. 144",,"pp. 223-229",2004, "Z.-Y. Ren,E.Takahashi,Y.Orihashi,K.T.M.Johnson","Petrogenesis of tholeiitic lavas from the submarine Hanaridge, Haleakala volcano, Hawaii,",,"J.Petrology",,"Vol. 45",,"pp. 2067-2099",2004, "A.Miyazaki,H.Hoyagon,N.Sugimura,K.Hirose,E.Takahashi","Solubilities of nitrogen and noble gases in silicate melts under various oxygen fugacities: Implications for the origin and degassing history of nitrogen and noble gases in the Earth,",,"Geochim., et Cosmochim. Acta",,"Vol. 68",,"pp. 387-401",2004, "I.Aoki,E.Takahshi","Density of MORB eclogite in the upper mantle",,"Phys. Earth Planet. Inter.,",,"Vol. 143",,"pp. 129-143",2004, "Y.Nishihara,E.Takahashi,K.N.Matsukage,T.Iguchi,K.Nakayama,K.Funakoshi","Thermal equation of state of (Mg0.91 Fe0.09)2SiO4 ringwoodite",,,"Phys. Earth Planet. Inter.","Vol. 143-144",,"pp. 33-46",2004, "Z.-Y. Ren,E.Takahashi,Y.Orihashi,K.T.M.Johnson","Petrogenesis of tholeiitic lavas from the submarine Hanaridge, Haleakala volcano, Hawaii,",,,"J.Petrology","Vol. 43",,"pp. 2067-2104",2004, "I.Aoki,E.Takahashi","Density of MORB eclogite in the upper mantle",,,"Phys. Earth Planet. Inter.","Vol. 143-144",,"pp. 129-143",2004, "Y.Tange,E.Takahashi","Stability of the high-pressure polymorph of zircon (ZrSiO4) in the deep mantle",,,"Phys. Earth Planet. Inter","Vol. 143-144",,"pp. 223-229",2004, "A.Miyazaki,H.Hoyagon,N.Sugimura,K.Hirose,E.Takahashi","Solubilities of nitrogen and noble gases in silicate melts under various oxygen fugacities: Implications for the origin and degassing history of nitrogen and noble gases in the Earth,",,," Geochim., et Cosmochim. Acta","Vol. 68",,"pp. 387-401",2004, "B.W.Eakins,J.E. Robinson,T.Kanamatsu. J.Naka J.R.Smith,E.Takahashi,D.Clague","Hawaii Volcanoes Revealed",,"U.S.Geological Survey, Geologic Investigation Series","U.S.Geological Survey, Geologic Investigation Series",,,"pp. I-2809",2003, "Y. Nishihara,E.Takahashi,K.Matsukage,T.Kikegawa","Thermal equation of state of omphacite:",,"Amer. Mineral",,"Vol. 80",,"pp. 80-86",2003, "Y.Nishihara,E.Takahashi,T.iguchi,K.Nakayama,K.Funakoshi","Thermal equation of state of (Mg0.91 Fe0.09)2SiO4 ringwoodite, ",,"Phys. Earth planet. Inter.,",,,,"pp. in press",2003, "Y.Tange,E.Takahashi","Stability of the high-pressure polymorph of zircon (ZrSiO4) in the deep mantle.",,"Phys.Earth Planet. Inter.",,,,"pp. in press",2003, "I.Aoki,E.Takahashi","Density of MORB eclogite in the upper mantle, ",,"Phys. Earth Planet. Inter",,,,"pp. in press",2003, "Yu Nishihara,E.Takahashi,K.Matsukage,T.Kikegawa","Thermal equation of state of omphacite:",,,"Amer. Mineral.","Vol. 88",,"pp. 80-86",2003, "M.Shirasaka,E.Takahashi, Y,Nishihara,T.Kikegawa","In Situ X-ray observation of the reaction dolomite = aragonite + magnesite at 900-1300K",,"American Mineralogist",,"Vol. 87",,"pp. 922-930",2002, "E.Takahashi,P.W.Lipman,M.O.Garcia,J.Naka","Hawaiian Volcanoes: Deep underwater perspectives",,"American Geophysical Union, Geophysical Monograph","American Geophysical Union, Geophysical Monograph","Vol. 128",,"pp. 418 pages",2002, "Dapeng Zhao,Eiichi Takahashi","Seismic images of mantle plumes under hotspot regions",,"Amer. Geophys. Union, Monograph","Amer. Geophys. Union, Monograph","Vol. 128",,"pp. 349-364",2002, "Ken Shinozaki,Zhong-Yuan Ren,Eiichi Takahashi","Geochemical and Petrological Characteristics of Nuuanu and Wailau landslide blocks",,"Amer. Geophys. Union, Monograph","Amer. Geophys. Union, Monograph","Vol. 128",,"pp. 297-310",2002, "Ryoji Tanaka,Eizo Nakamura,Eiichi Takahashi","Geochemical characteristics of Koolau volcano and the Nuuanu and Wailau landslide deposits, Hawaii: Implication for the evolution of Hawaiian plume,",,"Amer. Geophys. Union, Monograph","Amer. Geophys. Union, Monograph","Vol. 128",,"pp. 311-322",2002, "Eiichi TAKAHASHI,Katsuji NAKAJIMA","Melting Process in the Hawaiian plume: An experimental study. Hawaiian Volcanoes: Deep underwater perspectives, Geophysical Monograph",,"Amer. Geophys. Union, Monograph","Amer. Geophys. Union, Monograph","Vol. 128",,"pp. 403-418",2002, "Yu Nishihara,E.Takahashi","Phase relation and physical properties of an Al-depleted komatiite to 23 GPa",,"Earth Planet. Sci. Lett",,"Vol. 190",,"pp. 65-77",2001, "W.Wang,E.Takahashi","Subsolidus and melting experiments of K-doped peridotite KLB-1 to 27GPa: its geophysical and geochemical implications",,"J.Geophys. Res.",,"Vol. 105",,"pp. 2855-2868",2000, "W.Wang,S.Sueno,E.Takahashi,Y.Yurimoto,T.Gasparik","Enrichment processes at the base of the Archean lithospheric mantle: observations from trace element characteristics of pyropic garnet inclusions in diamonds",,"Contrib. Min. Petrol.",,"Vol. 139",,"pp. 221-227",2000, "W. Wang,E.Takahashi","Subsolidus and melting experiments of a K-rich basaltic composition to 27 GPa: implication for the behaviour of potasium in the mantle",,"Amer. Mieral",,"Vol. 84",,"pp. 357-361",1999, "E.Takahashi,K.Nakajima,T.L.Wright","Origin of the Columbia River basalts : melting model of a heterogeneous plume head",,"Earth Planetary Science Letters",,"Vol. 162",,"pp. 63-80",1998, "’ΉŠCŒυO,‹Κ–ΨŒ«υ,’J–{r˜Y,–{“c—Ή,‚‹΄‰hˆκ,’FDK,–{‘ ‹`Žη","’n‹…“ΰ•”ƒ_ƒCƒiƒ~ƒNƒX",,"Šβ”guΐ@’n‹…˜f―‰ΘŠw","Šβ”guΐ@’n‹…˜f―‰ΘŠw","Vol. 10",,"pp. 123-199",1997, "ΌˆδF“T,“c‹ί‰pˆκ,‚‹΄‰hˆκ,–φμOŽu,ˆ’•”–L","•ͺ‰»‚Μ‚΅‚­‚έ",,"Šβ”guΐ ’n‹…˜f―‰ΘŠw","Šβ”guΐ ’n‹…˜f―‰ΘŠw","Vol. 1",,"pp. 111-161",1996, "E.Takahashi,T.Shimazaki,Y.Tsuzaki,H.Yoshida","Melting study of a peridotite KLB-1 to 6.5 GPa, and origin of basaltic magmas",,"Phil. Trans. Royal Soc. of London, Ser.A",,"Vol. 342",,"pp. 105-120",1993, "E.Takahashi,C.M.Scarfe","Melting study of peridotite to 14 GPa and the genesis of komatiite",,"Nature",,"Vol. 315",,"pp. 566-568",1985, "Eiichi Takahashi","Petrology of the upper mantle and lower crust of the Japanese island arcs",,,,,,,1979,