ホーム 研究紹介 自己紹介 論文リスト 研究発表等 ギャラリー

    2017

  1. Masayuki Nishi, Yasuhiro Kuwayama, Jun Tsuchiya, Taku Tsuchiya
    2017 The pyrite-type high-pressure form of FeOOH
    Nature, 547, 205-208, doi:10.1038/nature22823

  2. Elizabeth C. Thompson, Andrew J. Campbell, and Jun Tsuchiya
    2017 Elasticity of ε-FeOOH: Seismic implications for Earth's lower mantle
    Journal of Geophysical Research - Solid Earth, 122, doi:10.1002/2017JB014168


    2016

  3. Jun Tsuchiya and Taku Tsuchiya
    2016 First principles calculation of the elasticity of ice VIII and X
    The Journal of Chemical Physics, 146, 014501, doi: 10.1063/1.4973339

  4. Joshua P Townsend, Jun Tsuchiya, Craig R Bina, Steven D Jacobsen
    2016 Water partitioning between bridgmanite and postperovskite in the lowermost mantle
    Earth and Planetary Science Letters, 454, 20-27, doi: 10.1016/j.epsl.2016.08.009

  5. Mainak Mookherjee, Jun Tsuchiya, Anant Hariharan
    2016 Crystal structure, equation of state, and elasticity of hydrous aluminosilicate phase, topaz-OH (Al2SiO4(OH)2) at high pressures
    Physics of the Earth and Planetary Interiors, 251, 24-35, doi: 10.1016/j.pepi.2015.11.006

  6. 2015

  7. Jun Tsuchiya and Mainak Mookherjee
    2015 Crystal structure, equation of state, and elasticity of phase H (MgSiO4H2) at Earth’s lower mantle pressures
    Scientific Reports, 5, 15534, doi: 10.1038/srep15534

  8. Joshua P Townsend, Jun Tsuchiya, Craig R Bina, Steven D Jacobsen
    2015 First-principles investigation of hydrous post-perovskite
    Physics of the Earth and Planetary Interiors, 244, 42-48, doi:10.1016/j.pepi.2015.03.010

  9. Mainak Mookherjee, Jun Tsuchiya
    2015 Elasticity of superhydrous phase, B, Mg10Si3O14(OH)4
    Physics of the Earth and Planetary Interiors, 238, 42-50, doi:10.1016/j.pepi.2014.10.010


    2014

  10. Jun Tsuchiya
    地球深部への水の輸送−新たな高密度含水マグネシウムケイ酸塩鉱物の発見
    Iwanami「Kagaku」, 2014.10, 84(10),1063-1064, Contents

  11. L. Bindi, M. Nishi, Jun. Tsuchiya, T. Irifune
    2014 Crystal chemistry of dense hydrous magnesium silicates: The structure of Phase H, MgSiH2O4, synthesized at 45 GPa and 1000 ℃.
    American Mineralogist, 99 1802-1805, doi:10.2138/am.2014.4994.

  12. Nishi, M., T. Irifune,. Tsuchiya, J., Tange, Y., Nishihara, Y., Fujino, K., Higo, Y.,
    2014 Stability of hydrous silicate at high pressures and water transport to the deep lower mantle,
    Nature Geoscience, 7, 224-227, doi:10.1038/ngeo2074.

    2013

  13. J. Tsuchiya
    2013 First principles prediction of a new high pressure phase of dense hydrous magnesium silicates in the lower mantle
    Geophysical Research Letters, 40, 4570-4573, doi:10.1002/grl.50875.

  14. J. Tsuchiya
    2013 A first principles calculation of the elastic and vibrational anomalies of lizardite under pressure
    American Mineralogist, 98, 2046-2052, doi:10.2138/am.2013.4369.

  15. H. Dekura, T. Tsuchiya, and J. Tsuchiya
    2013 Ab initio lattice thermal conductivity of MgSiO3 perovskite as found in Earth's lower mantle
    Physical Review Letters, 110, 025904, doi: 10.1103/PhysRevLett.110.025904.

    2011

  16. H. Dekura, T. Tsuchiya, Y. Kuwayama and J. Tsuchiya
    2011 Theoretical and experimental evidence for a new post-cotunnite phase of titanium dioxide with significant optical absorption
    Physical Review Letters, 107, 045701, doi:10.1103/PhysRevLett.107.045701.

  17. T. Ishikawa, J. Tsuchiya, and T. Tsuchiya
    2011 Stacking-disordered phase of iron in the Earth’s inner core from first principles
    Physical Review B, 83, 212101, doi:10.1103/PhysRevB.83.212101.

  18. H. Dekura, T. Tsuchiya, and J. Tsuchiya
    2011 First-principles prediction of post-pyrite phase transitions in germanium dioxide
    Physical Review B, 83, 134114, doi:10.1103/PhysRevB.83.134114.

  19. J. Tsuchiya, and T. Tsuchiya
    2011 First-principles prediction of a high-pressure hydrous phase of AlOOH
    Physical Review B, 83, 054115, doi:10.1103/PhysRevB.83.054115.

  20. T. Tsuchiya, and J. Tsuchiya
    2011 Prediction of a hexagonal SiO2 phase affecting stabilities of MgSiO3 and CaSiO3 at multimegabar pressures
    Proceedings of the National Academy of Science of the United States of America, 108, 1252-1255, doi:10.1073/pnas.1013594108.

  21. 2010

  22. T. Ishikawa, H. Nagara, N. Suzuki, J. Tsuchiya, and T. Tsuchiya
    2010 Review of high pressure phases of calcium by first-principles calculations
    J. Phys. Conf. Ser., 215, 012105 doi:10.1088/1742-6596/215/1/012105s

  23. T. Ishikawa, H. Nagara, N. Suzuki, T. Tsuchiya, and J. Tsuchiya
    2010 High-pressure phases of calcium Prediction of phase VI and upper-pressure phases from first principles
    Physical Review B, 81, 092104 doi:10.1103/PhysRevB.81.092104

  24. Y.Usui, J. Tsuchiya, and T. Tsuchiya
    2010 Elastic, vibrational and thermodynamic properties of MgGeO3 post-perovskite investigated by first principles simulation
    J. Geophys. Res., 115, B03201, doi:10.1029/2009JB006468.

  25. 2009

  26. K. Kawai, T. Tsuchiya, J. Tsuchiya, and S. Maruyama
    2009 Lost primordial continents
    Gondwana Research, 16, 581-586, doi:10.1016/j.gr.2009.05.012.

  27. J. Tsuchiya, and T. Tsuchiya
    2009 Elastic properties of δ-AlOOH under pressure: first principles investigation
    Physics of the Earth and Planetary Interiors, 174, 122-127, doi:10.1016/j.pepi.2009.01.008.

  28. J. Tsuchiya, and T. Tsuchiya
    2009 First-principles investigation of the structuraland elastic properties of hydrous wadsleyite under pressure
    J. Geophys. Res., 114, B02206, doi:10.1029/2008JB005841

    2008

  29. J. Tsuchiya, and T. Tsuchiya
    2008 Post-perovskite phase equilibria in the MgSiO3-Al2O3 system
    Proceedings of the National Academy of Sciences of the United States of America, 105, 19160-19164, doi:10.1073/pnas.0805660105.

  30. T. Shinmei, T. Irifune, J. Tsuchiya and K. Funakoshi
    2008 Phase transition and compression behavior of phase D up to 46 GPa using multi-anvil apparatus with sintered diamond anvils
    High Press. Res. 28, 363-373, doi:10.1080/08957950802246514.

  31. H. Yusa, T. Tsuchiya, and J. Tsuchiya
    2008 Alpha-Gd2S3 type structure in In2O3: Experiments and theoretical confirmation of a new high-pressure polymorph in sesquioxide
    Phys. Rev. B, 78, 092107, doi:10.1103/Phys.RevB.78.092107.

  32. J. Tsuchiya, and T. Tsuchiya
    2008 Elastic properties of phase D (MgSi2O6H2) under pressure: ab initio investigation
    Physics of the Earth and Planetary Interiors, 170, 215-220, doi:10.1016/j.pepi.2008.05.015.

  33. J. Tsuchiya, T. Tsuchiya, A. Sano, and E. Ohtani
    2008 First principles prediction of new high-pressure phase of InOOH
    Journal of Mineralogical and Petrological Sciences, 103, 116-120, doi:10.2465/jmps.071022e.

  34. A. Sano, T. Yagi, T. Okada, H. Gotou, E. Ohtani, J. Tsuchiya, and T. Kikegawa
    2008 X-ray diffraction study of high pressure transition in InOOH
    Journal of Mineralogical and Petrological Sciences, 103, 152-155, doi:10.2465/jmps.071022m.

  35. J. Tsuchiya T. Tsuchiya and R. M. Wentzcovitch
    2008 Vibrational properties of δ-AlOOH under pressure
    American Mineralogist, 93, 477-482, doi:10.2138/am.2008.2627.

  36. 2007

  37. T. Tsuchiya, H. Yusa and J. Tsuchiya
    2007 Post-Rh2O3(II) transition and the high pressure-temperature phase diagram of gallia
    A first principles and x-ray diffraction study, Physical Review B, 76, 174108, doi:10.1103/PhysRevB.76.174108.

  38. T. Tsuchiya, and J. Tsuchiya
    2007 High-pressure-temperature phase relations in MgGeO3 : First-principles calculations
    Physical Review B, 76, 092105, doi:10.1103/PhysRevB.76.092105.

  39. T. Tsuchiya, and J. Tsuchiya
    2007 Structure and elasticity of Cmcm CaIrO3 and their pressure dependence: Ab initio calculations
    Physical Review B, 76, 144119, doi:10.1103/PhysRevB.144119.

  40. P. Carrier, R. Wentzcovitch and J. Tsuchiya
    2007 First-principles prediction of crystal structures at high temperatures using the quasiharmonic approximation
    Physical Review B, 76, 064116, doi:10.1103/PhysRevB.76.064116.

    2006

  41. T. Tsuchiya, and J. Tsuchiya
    2006 New high-pressure phase relations in CaSnO3
    American Mineralogist, 91, 1879-1887,doi:10.2138am.2006.2221.

  42. T. Tsuchiya, R. M. Wentzcovitch, C. R. S. da Silva, S. de Gironcoli and J. Tsuchiya
    2006 Pressure induced high spin to low spin transition in magnesiowüstite
    Physica Status Solidi B, 243, 2111-2116, doi:101002/pssb.200666814.

  43. T. Tsuchiya, J. Tsuchiya
    2006 Effect of impurity on the elasticity of perovskite and postperovskite:
    Velocity contrast across the post perovskite transition in (Mg, Fe, Al)(Si, Al)O5
    Geophysical Research Letters, 33, L12S04, doi:10.1029/2006GL025706.

  44. R. M. Wentzcovitch, T. Tsuchiya, J. Tsuchiya
    2006 MgSiO3 postperovskite at D” conditions
    Proceedings of the National Academy of Sciences of the United States of America, 103, 543-546 doi:10.1073/pnas.0506879103.

  45. 2005

  46. J. Tsuchiya, T. Tsuchiya and R. M. Wentzcovitch
    2005 Transition from the Rh2O3(II)-to CaIrO3 structure and the high-pressure-temperature phase diagram of alumina
    Physical Review B, 72, 02010(R), doi:10.1029/2006GL025706.

  47. J. Tsuchiya, T. Tsuchiya and R. M. Wentzcovitch
    2005 Vibrational and thermodynamic properties of MgSiO3 post-perovskite
    Journal of Geophysical Research, 110, B02204, doi:10.1029/2004JB003409.

  48. S. Ono, T. Kikegawa, Y. Ohishi, N. Sata and J. Tsuchiya
    2005 Post-aragonite phase transformation in CaCO3 at 40 Gpa
    American Mineralogist, 90, 667-671, doi:10.2138/am.2005.1610.

  49. J. Tsuchiya, T. Tsuchiya and S. Tsuneyuki
    2005 First principles study of hydrogen bond symmetrization of phase D under high pressure
    American Mineralogist, 90, 44-49 doi:10.2138/am.2005.1628.

  50. 2004

  51. T. Tsuchiya, J. Tsuchiya, K. Umemoto and R. M. Wentzcovitch
    2004 Phase transition in MgSiO3 perovskite in the Earth’s lower mantle
    Earth and Planetary Science Letters, 224, 241-248, doi:10.1016/j.epsl.2004.05.017.

  52. T. Tsuchiya, J. Tsuchiya, K. Umemoto and R. M. Wentzcovitch
    2004 Elasticity of post-perovskite MgSiO3
    Geophysical Research Letters, 31, No. 14, L14603, doi:10.1029/2004GL020278.

  53. T. Tsuchiya, R. Caracas and J. Tsuchiya
    2004 Phase diagram of silica at the high-temperature and high-pressure conditions of the Earth's deep mantle
    Geophysical Research Letters, 31, No. 11, L11610, doi:10.1029/ 2004GL019649.

  54. 2002

  55. J. Tsuchiya, T. Tsuchiya, S. Tsuneyuki and T. Yamanaka
    2002 First principles calculation of a high-pressure hydrous phase, δ-AlOOH
    Geophysical Research Letters, 29, 1909, doi:10.1029/2002GL015417.

  56. T. Yamanaka, T. Fukuda and J. Mimaki,
    2002 Bonding character of SiO2 stishovite under high pressures up to 30GPa
    Physics and Chemistry of Minerals, 29, 633-641, doi.

  57. T. Hattori, J. Mimaki and T. Yamanaka
    2002 Molecular orbital study on the onset of the pressure-induced transformations of the metastably compressed germinates
    Physics and Chemistry of Minerals, 29, 261-266.

  58. 2000

  59. J. Mimaki, T. Tsuchiya and T. Yamanaka
    2000 The bond character of rutile structure SiO2, GeO2 and SnO2 investigated by molecular orbital calculation.,
    Zeitschrift für Kristallographie, 215, 419-423 doi.

  60. T. Yamanaka、R. Kurashima and J. Mimaki
    2000 X-ray diffraction study of bond character of rutile-type SiO2, GeO2 and SnO2
    Zeitschrift für Kristallographie, 215, 424-428, doi.

   
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