"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, "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, "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, "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, "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, "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, "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, "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, "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, "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. "‚‹΄‰hˆκ","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. "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,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, "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, "I.Aoki,E.Takahshi","Density of MORB eclogite in the upper mantle",,"Phys. Earth Planet. Inter.,",,"Vol. 143",,"pp. 129-143",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, "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, "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, "I.Aoki,E.Takahashi","Density of MORB eclogite in the upper mantle",,,"Phys. Earth Planet. Inter.","Vol. 143-144",,"pp. 129-143",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, "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, "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, "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, "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, "I.Aoki,E.Takahashi","Density of MORB eclogite in the upper mantle, ",,"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, "Y. Nishihara,E.Takahashi,K.Matsukage,T.Kikegawa","Thermal equation of state of omphacite:",,"Amer. Mineral",,"Vol. 80",,"pp. 80-86",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, "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, "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, "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, "‚‹΄‰hˆκ","Petrology of the upper mantle and lower crust of the Japanese island arcs",,,,,,,1979,