山本 文子

研究成果

年別の研究成果 1987 1997 2002 2022

• 162 Article
• 13 Conference article
• 6 Patent
• 2 Comment/debate
• 3 その他
  • 2 Review article
  • 1 Conference contribution

年別の研究成果

年別の研究成果

検索結果

• Article

  Low temperature fluorination of (Sr,Ba)₂CuO₃ using NH₄F

  Adachi, S., Tatsuki, T., Sugano, T., Tokiwa-Yamamoto, A. & Tanabe, K., 2000 6月 1, In: Physica C: Superconductivity and its applications. 334, 1, p. 87-94 8 p.

  研究成果: Article › 査読

  • Fluorination 100%
  • Superconductivity 91%
  • X ray powder diffraction 90%
  • Crystallite size 87%
  • Diffraction patterns 84%
  10 被引用数 (Scopus)

• Magnetic ground state of pyrochlore oxides close to metal-insulator boundary probed by muon spin rotation

  Miyazaki, M., Kadono, R., Satoh, K. H., Hiraishi, M., Takeshita, S., Koda, A., Yamamoto, A. & Takagi, H., 2010 9月 8, In: Physical Review B - Condensed Matter and Materials Physics. 82, 9, 094413.

  研究成果: Article › 査読

  • Metal insulator transition 100%
  • Muon Spin Rotation 95%
  • Ground state 79%
  • Magnetism 76%
  • Metal Insulator Transition 75%
  11 被引用数 (Scopus)

• MAGNETIC-PROPERTIES OF OXYGEN CENTERED TRINUCLEAR RUTHENIUM(III) AND RHODIUM(III) COMPLEXES

  Yamamoto, A., Kobayashi, H. & Uryu, N., 1992, In: Bulletin of the Chemical Society of Japan.

  研究成果: Article › 査読

• Magnetic susceptibility of optimally doped HgBa2CuO4+δ

  Itoh, Y., Machi, T. & Yamamoto, A., 2017 12月 13, In: Physical Review B. 96, 23, 235118.

  研究成果: Article › 査読

  • Spin Susceptibility 100%
  • Magnetic susceptibility 91%
  • Superconducting materials 74%
  • Charge transfer 73%
  • Superconductor 64%
  2 被引用数 (Scopus)

• Magnetization behavior of MgB₂ and the effect of high energy heavy-ion irradiation

  Chikumoto, N., Yamamoto, A., Konczykowski, M. & Murakami, M., 2002 10月 1, In: Physica C: Superconductivity and its applications. 378-381, PART 1, p. 466-469 4 p.

  研究成果: Article › 査読

  • Ion bombardment 100%
  • Heavy ions 88%
  • Heavy Ion 86%
  • Superconducting materials 81%
  • Magnetic properties 75%
  12 被引用数 (Scopus)

• Metal-Insulator Transition and Magnetic Order in the Pyrochlore Oxide Hg2Ru2O7

  Yamamoto, A., Yoshida, M. & Takigawa, M., 2011, In: Journal of the Physical Society of Japan.

  研究成果: Article › 査読

• Metal-insulator transition and superconductivity in Sr- and La-substituted BaPb_1-xBi_xO₃

  Yamamoto, A., Furumochi, T. & Tajima, S., 1999 12月 1, In: Physica C: Superconductivity and its applications. 328, 1, p. 118-124 7 p.

  研究成果: Article › 査読

  • Metal insulator transition 100%
  • Superconductivity 81%
  • Metal Insulator Transition 75%
  • Substitution reactions 52%
  • superconductivity 44%
  6 被引用数 (Scopus)

• Metal-insulator transition in a pyrochlore-type ruthenium oxide, Hg ₂Ru₂O₇

  Yamamoto, A., Sharma, P. A., Okamoto, Y., Nakao, A., Aruga Katori, H., Niitaka, S., Hashizume, D. & Takagi, H., 2007 4月, In: journal of the physical society of japan. 76, 4, 043703.

  研究成果: Article › 査読

  • ruthenium 100%
  • insulators 59%
  • oxides 50%
  • metals 41%
  • valence 29%
  32 被引用数 (Scopus)

• Metallization of La_1/3NbO₃ by lithium incorporation

  Yamamoto, A., Uchiyama, H. & Tajima, S., 2004 9月 1, In: Materials Research Bulletin. 39, 11, p. 1691-1699 9 p.

  研究成果: Article › 査読

  • Transport properties 100%
  • Metallizing 91%
  • Lithium 87%
  • Transport Property 74%
  • lithium 69%
  6 被引用数 (Scopus)

• MIXED CHROMIUM(III)-RUTHENIUM(III) TRINUCLEAR COMPLEX, CRRU2(MU-3-O)(MU-CH3COO)6(PYRIDINE)3 +

  Yamamoto, A., Sasaki, Y., Yoshida, Y. & Ohto, A., 1993, In: Chemistry Letters Issue.

  研究成果: Article › 査読

• Mixed Ruthenium-rhodium Trinuclear Complex [Ru₂Rh(m₃-oo)(ai-CH₃COO)₆(L)3]⁺(L = H₂O or Pyridine)

  Sasaki, Y., Tokiwa, A. & Ito, T., 1987 10月 1, In: Journal of the American Chemical Society. 109, 21, p. 6341-6347 7 p.

  研究成果: Article › 査読

  • Rhodium 100%
  • Pyridine 92%
  • Ruthenium 89%
  • pyridine 72%
  • Metals 48%
  56 被引用数 (Scopus)

• Nd/Ba substitution and oxygen deficiency effects on the pinning properties of Nd_1+xBa_2-xCu₃O_7-δ single crystals

  Shibata, S., Yamamoto, A., Feng, Y., Pradhan, A. K., Machi, T. & Koshizuka, N., 2001 8月, In: Physica C: Superconductivity and its applications. 357-360, SUPPL. 2, p. 523-526 4 p.

  研究成果: Article › 査読

  • hypoxia 100%
  • Single crystals 90%
  • Oxygen vacancies 81%
  • Substitution reactions 78%
  • Oxygen 63%
  3 被引用数 (Scopus)

• New homologous series of superconducting cuprates with the 22(n - 1)n structure, (Hg_1-xTl_x)₂Ba₂Ca_n-1Cu_nO_y (x approx. 0.4, n = 3,4)

  Tatsuki, T., Tokiwa-Yamamoto, A., Fukuoka, A., Tamura, T., Wu, X. J., Moriwaki, Y., Usami, R., Adachi, S., Tanabe, K. & Tanaka, S., 1996, In: Japanese Journal of Applied Physics, Part 2: Letters. 35, 2 B, p. L205-L208

  研究成果: Article › 査読

  • Superconductivity 100%
  • halites 84%
  • Doping (additives) 72%
  • cuprates 66%
  • Salts 60%
  7 被引用数 (Scopus)

• O1s core levels of Bi-Sr-Ca-Cu-O superconductors studied by X-ray photoelectron spectroscopy

  Nagoshi, M., Fukuda, Y., Sanada, N., Syono, Y., Tokiwa-Yamamoto, A. & Tachiki, M., 1993 2月 26, In: Journal of Electron Spectroscopy and Related Phenomena. 61, 3-4, p. 309-322 14 p.

  研究成果: Article › 査読

  • Core levels 100%
  • BSCCO superconductors 97%
  • Superconducting materials 82%
  • X ray photoelectron spectroscopy 76%
  • Core Level 75%
  3 被引用数 (Scopus)

• On the possibility of MgB₂-like superconductivity in potassium hexaboride

  Katsura, Y., Yamamoto, A., Ogino, H., Horii, S., Shimoyama, J. I., Kishio, K. & Takagi, H., 2010 12月, In: Physica C: Superconductivity and its applications. 470, SUPPL.1, p. S633-S634

  研究成果: Article › 査読

  • Superconductivity 100%
  • Potassium 79%
  • Fermi surface 72%
  • potassium 64%
  • superconductivity 54%
  4 被引用数 (Scopus)

• Oxygen configuration and disordering in the superconductor (Hg_0.7Tl_0.3)₂Ba₂(Y _0.8Ca_0.2)Cu₂O_8+δ

  Ohta, T., Izumi, F., Tokiwa-Yamamoto, A., Tanabe, K. & Hewat, A. W., 1997 8月 1, In: Physica C: Superconductivity and its applications. 281, 2-3, p. 228-236 9 p.

  研究成果: Article › 査読

  • Superconducting materials 100%
  • Superconductor 85%
  • Neutron powder diffraction 85%
  • Crystal chemistry 79%
  • Ions 70%
  4 被引用数 (Scopus)

• Oxygen-loss effects on superconductivity of Bi2Sr2CaCu2Oy system

  Nagoshi, M., Suzuki, T., Fukuda, Y., Terashima, K., Nakanishi, Y., Ogita, M., Tokiwa, A., Syono, Y. & Tachiki, M., 1991, In: Physical Review B. 43, 13, p. 10445-10450 6 p.

  研究成果: Article › 査読

  • superconductivity 100%
  • oxygen 71%
  • mass spectrometers 24%
  • partial pressure 22%
  • quadrupoles 19%
  43 被引用数 (Scopus)

• Pb-doping effect on irreversibility fields of HgBa₂Ca ₂Cu₃O_8+δ superconductors

  Isawa, K., Tokiwa-Yamamoto, A., Itoh, M., Adachi, S. & Yamauchi, H., 1994, In: Applied Physics Letters. 65, 16, p. 2105-2107 3 p.

  研究成果: Article › 査読

  • titration 100%
  • temperature 94%
  • x ray spectroscopy 81%
  • magnetic properties 56%
  • oxygen 48%
  21 被引用数 (Scopus)

• Peak Effect in Single Crystal [Formula presented] Superconductor for [Formula presented]-Axis

  Pissas, M., Lee, S., Yamamoto, A. & Tajima, S., 2002, In: Physical Review Letters. 89, 9

  研究成果: Article › 査読

  • single crystals 100%
  • screening 23%
  • phase diagrams 20%
  • moments 19%
  • magnetic fields 13%
  1 被引用数 (Scopus)

• Peak effect in single crystal MgB₂ superconductor for H ∥ c-axis

  Pissas, M., Lee, S., Yamamoto, A. & Tajima, S., 2002 8月 26, In: Physical Review Letters. 89, 9, p. 970021-970024 4 p., 097002.

  研究成果: Article › 査読

  • critical point 100%
  • screening 96%
  • phase diagrams 86%
  • melting 86%
  • vortices 81%
  21 被引用数 (Scopus)

• Phonon contribution to the transport properties of single-crystal (formula presented)

  Masui, T., Yoshida, K., Lee, S., Yamamoto, A. & Tajima, S., 2002, In: Physical Review B - Condensed Matter and Materials Physics. 65, 21, p. 1-4 4 p.

  研究成果: Article › 査読

  • Phonons 100%
  • Transport properties 80%
  • Single crystals 73%
  • Phonon 71%
  • Transport Property 59%

• Phonon contribution to the transport properties of single-crystal MgB₂

  Masui, T., Yoshida, K., Lee, S., Yamamoto, A. & Tajima, S., 2002 6月 1, In: Physical Review B - Condensed Matter and Materials Physics. 65, 21, p. 2145131-2145134 4 p., 214513.

  研究成果: Article › 査読

  • Phonons 100%
  • Transport properties 80%
  • Single crystals 73%
  • Phonon 71%
  • Transport Property 59%
  49 被引用数 (Scopus)

• Phonon softening in HgBa₂CuO_4+δ and MgB ₂

  Uchiyama, H., Baron, A. Q. R., Tsutsui, S., Tanaka, Y., Ishikawa, D., Lee, S., Hu, W. Z., Yamamoto, A., Heid, R., Bohnen, K. P., Ishikawa, T., Tajima, S. & Endoh, Y., 2006 1月, In: Journal of Physics and Chemistry of Solids. 67, 1-3, p. 294-297 4 p.

  研究成果: Article › 査読

  • Phonons 100%
  • Phonon 71%
  • softening 61%
  • phonons 43%
  • Superconducting materials 41%

• Phonon softening in HgBa₂CuO_4+δ observed by inelastic X-ray scattering

  Uchiyama, H., Baron, A. Q. R., Tsutsui, S., Tanaka, Y., Hu, W. Z., Yamamoto, A., Tajima, S. & Endoh, Y., 2004, In: Physica Status Solidi C: Conferences. 1, 11, p. 3130-3133 4 p.

  研究成果: Article › 査読

  • cuprates 100%
  • softening 95%
  • phonons 66%
  • scattering 50%
  • x rays 44%

• Photoemission study of electronic states in with various doping levels

  Uchiyama, H., Hu, W., Yamamoto, A., Tajima, S., Saiki, K. & Koma, A., 2000, In: Physical Review B - Condensed Matter and Materials Physics. 62, 1, p. 615-621 7 p.

  研究成果: Article › 査読

  • Photoemission 100%
  • Electronic states 88%
  • Core Level 67%
  • Doping (additives) 61%
  • Density of State 59%
  5 被引用数 (Scopus)

• Photoemission study on Ba_1-xK_xBiO_3-δ and BaPb_xBi_1-δO_3-δ

  Nagoshi, M., Fukuda, Y., Suzuki, T., Ueki, K., Tokiwa, A., Kikuchi, M., Syono, Y. & Tachiki, M., 1991 12月 1, In: Physica C: Superconductivity and its applications. 185-189, PART 2, p. 1051-1052 2 p.

  研究成果: Article › 査読

  • Photoemission 100%
  • X ray photoelectron spectroscopy 67%
  • Ultraviolet photoelectron spectroscopy 64%
  • Valence bands 50%
  • photoelectric emission 48%
  2 被引用数 (Scopus)

• Preparation, Structure, and Properties of the Bis(μ-acetato)(μ-oxo)Ruthenium(III) Dimers [Ru₂(μ-CH₃COO)₂(μ-O)(py)₆]²⁺ and [Ru₂(μ-CH₃COO)₂(μ-O)(bpy)₂(py)₂]²⁺

  Sasaki, Y., Suzuki, M., Yamaguchi, T., Kabuto, C., Ochi, T., Ito, T., Nagasawa, A., Tokiwa, A. & Ebihara, M., 1991 12月 1, In: Inorganic Chemistry. 30, 26, p. 4903-4908 6 p.

  研究成果: Article › 査読

  • ruthenium 100%
  • dimers 73%
  • 1H NMR Spectrum 72%
  • Monoclinic Space Group 60%
  • Organic Solvent 60%
  68 被引用数 (Scopus)

• Pressure effect on critical temperature of HgBa₂CaCu₂O_6+δ

  Kosuge, M., Tokiwa-Yamamoto, A., Yamauchi, H. & Koshizuka, N., 1994 5月 20, In: Physica C: Superconductivity and its applications. 225, 3-4, p. 218-221 4 p.

  研究成果: Article › 査読

  • Pressure effects 100%
  • Critical Temperature 88%
  • pressure effects 84%
  • Superconducting Critical Temperature 66%
  • critical temperature 66%
  5 被引用数 (Scopus)

• Pressure-induced transition from a correlated insulator to a fermi liquid observed in geometrically frustrated Hg ₂Ru ₂O ₇ pyrochlore

  Takeshita, N., Terakura, C., Tokura, Y., Yamamoto, A. & Takagi, H., 2007 6月 1, In: Journal of the Physical Society of Japan. 76, 6, 063707.

  研究成果: Article › 査読

  • Fermi liquids 100%
  • insulators 64%
  • metals 33%
  • elementary excitations 24%
  • hydrostatic pressure 22%
  11 被引用数 (Scopus)

• Proper composition for superconductivity in Pb(Ba, Sr)₂(Y, Ca)Cu₃O₇

  Tokiwa, A., Nagoshi, M. & Syono, Y., 1990 10月 1, In: Physica C: Superconductivity and its applications. 170, 5-6, p. 437-442 6 p.

  研究成果: Article › 査読

  • Superconductivity 100%
  • superconductivity 54%
  • Chemical analysis 42%
  • Doping (additives) 24%
  • Substitution reactions 21%
  6 被引用数 (Scopus)

• Quantifying covalency and metallicity in correlated compounds undergoing metal-insulator transitions

  Chainani, A., Yamamoto, A., Matsunami, M., Eguchi, R., Taguchi, M., Takata, Y., Takagi, H., Shin, S., Nishino, Y., Yabashi, M., Tamasaku, K. & Ishikawa, T., 2013 1月 9, In: Physical Review B - Condensed Matter and Materials Physics. 87, 4, 045108.

  研究成果: Article › 査読

  • Metal insulator transition 100%
  • Metal Insulator Transition 75%
  • metal compounds 71%
  • Ligands 52%
  • metallicity 50%
  4 被引用数 (Scopus)

• Raman scattering measurement of the superconducting gap character in MgB₂ single crystals

  Quilty, J. W., Lee, S., Yamamoto, A. & Tajima, S., 2002 10月 1, In: Physica C: Superconductivity and its applications. 378-381, PART 1, p. 38-42 5 p.

  研究成果: Article › 査読

  • Superconducting Gap 100%
  • Raman scattering 73%
  • Single crystals 58%
  • Polarization 45%
  • Raman spectra 38%

• Raman spectra of YBa₂Cu₃O_x (x=6-7)

  Morioka, Y., Tokiwa, A., Kikuchi, M., Syono, Y. & Nagase, K., 1989 6月, In: Solid State Communications. 70, 12, p. 1127-1129 3 p.

  研究成果: Article › 査読

  • Raman scattering 100%
  • Raman Spectrum 56%
  • Oxygen 55%
  • Raman spectra 53%
  • oxygen 41%
  4 被引用数 (Scopus)

• Raman spectra of YBa₂Cu_3-xM_xO_y(M=Co, Ni) superconductors

  Morioka, Y., Tokiwa, A., Kikuchi, M. & Syono, Y., 1988 7月, In: Solid State Communications. 67, 3, p. 267-269 3 p.

  研究成果: Article › 査読

  • Raman scattering 100%
  • Superconducting materials 90%
  • Superconductor 77%
  • Raman Spectrum 56%
  • Oxygen 55%

• S= 12 quantum critical spin ladders produced by orbital ordering in Ba2CuTeO6

  Gibbs, A. S., Yamamoto, A., Yaresko, A. N., Knight, K. S., Yasuoka, H., Majumder, M., Baenitz, M., Saines, P. J., Hester, J. R., Hashizume, D., Kondo, A., Kindo, K. & Takagi, H., 2017 3月 21, In: Physical Review B. 95, 10, 104428.

  研究成果: Article › 査読

  • Ladders 100%
  • ladders 87%
  • Exchange coupling 76%
  • Electron Spin 68%
  • Orbital 68%
  12 被引用数 (Scopus)

• Shock-induced superconductivity of Tl₂Ba₂CuO ₆

  Kikuchi, M., Syono, Y., Kobayashi, N., Oku, T., Aoyagi, E., Hiraga, K., Kusaba, K., Atou, T., Tokiwa, A., Fukuoka, K. & Nakajima, S., 1990, In: Applied Physics Letters. 57, 8, p. 813-815 3 p.

  研究成果: Article › 査読

  • superconductivity 100%
  • shock 91%
  • diffraction patterns 48%
  • containers 30%
  • x rays 26%
  3 被引用数 (Scopus)

• Shock-loading effects on superconductivity of HgBa₂CuO_y

  Tokiwa-Yamamoto, A., Adachi, S., Kikuchi, M., Fukuoka, A., Tanabe, K. & Syono, Y., 1997 11月 15, In: Physica C: Superconductivity and its applications. 291, 1-2, p. 90-96 7 p.

  研究成果: Article › 査読

  • Superconductivity 100%
  • Magnetization 76%
  • Annealing 64%
  • Hysteresis 63%
  • superconductivity 54%
  3 被引用数 (Scopus)

• Single crystals of MgB₂ superconductor grown under high-pressure in Mg-B-N system

  Lee, S., Yamamoto, A., Mori, H., Eltsev, Y., Masui, T. & Tajima, S., 2002 10月 1, In: Physica C: Superconductivity and its applications. 378-381, PART 1, p. 33-37 5 p.

  研究成果: Article › 査読

  • Superconducting materials 100%
  • Single crystals 87%
  • Superconductor 85%
  • Single Crystalline Solid 54%
  • single crystals 47%
  3 被引用数 (Scopus)

• Softening of Cu-O bond stretching phonons in tetragonal HgBa ₂CuO_4+δ

  Uchiyama, H., Baron, A. Q. R., Tsutsui, S., Tanaka, Y., Hu, W. Z., Yamamoto, A., Tajima, S. & Endoh, Y., 2004 5月 14, In: Physical Review Letters. 92, 19, p. 197005-1-197005-4 197005.

  研究成果: Article › 査読

  • softening 100%
  • phonons 70%
  • x ray scattering 57%
  • crystallinity 45%
  • inelastic scattering 45%
  76 被引用数 (Scopus)

• Specific heat of YBa₂Cu₃O_7-δ and BaCuO_2+x in magnetic fields up to 6 T

  Sasaki, T., Nakatsu, O., Kobayashi, N., Tokiwa, A., Kikuchi, M., Liu, A., Hiraga, K., Syono, Y. & Muto, Y., 1988 10月 1, In: Physica C: Superconductivity and its applications. 156, 3, p. 395-404 10 p.

  研究成果: Article › 査読

  • Specific heat 100%
  • Magnetic Field 88%
  • Magnetic fields 83%
  • specific heat 73%
  • Heat 70%
  4 被引用数 (Scopus)

• Specific heat of YBa₂Cu₃O_7-δ in magnetic fields up to 6T

  Sasaki, T., Kobayashi, N., Nakatsu, O., Matsuhira, T., Tokiwa, A., Kikuchi, M., Syono, Y. & Muto, Y., 1988, In: Physica C: Superconductivity and its applications. 153-155, PART 2, p. 1012-1013 2 p.

  研究成果: Article › 査読

  • Specific heat 100%
  • Magnetic Field 88%
  • Magnetic fields 83%
  • specific heat 73%
  • Heat 70%
  8 被引用数 (Scopus)

• Strong coupling superconductivity at 8.4 K in an antiperovskite phosphide SrPt ₃P

  Takayama, T., Kuwano, K., Hirai, D., Katsura, Y., Yamamoto, A. & Takagi, H., 2012 6月 8, In: Physical Review Letters. 108, 23, 237001.

  研究成果: Article › 査読

  • phosphides 100%
  • superconductivity 61%
  • heavy fermion superconductors 49%
  • phonons 49%
  • Fermi surfaces 35%
  81 被引用数 (Scopus)

• Structural and superconducting properties of (Hg_{1 - X}Tl_x)₂Ba₂Ca_n-1Cu _nO_y (n = 3, 4) superconductors prepared under high pressure

  Tatsuki, T., Tokiwa-Yamamoto, A., Tamura, T., Wu, X. J., Moriwaki, Y., Adachi, S. & Tanabe, K., 1996 12月 15, In: Physica C: Superconductivity and its applications. 273, 1-2, p. 65-71 7 p.

  研究成果: Article › 査読

  • Superconductivity 100%
  • Superconducting materials 85%
  • Superconductor 73%
  • Homologous Sery 70%
  • Structural properties 70%
  8 被引用数 (Scopus)

• Structural changes of PbBaSr(Y_0.8Ca_0.2)Cu₃O_7+z on oxygen introduction into block layers

  Ishigaki, T., Tokiwa-Yamamoto, A., Izumi, F., Kamiyama, T., Asano, H. & Syono, Y., 1994 10月 1, In: Physica C: Superconductivity and its applications. 231, 3-4, p. 357-366 10 p.

  研究成果: Article › 査読

  • Atoms 100%
  • Oxygen 77%
  • Block Like Crystal 65%
  • oxygen 58%
  • Dioxygen 46%
  3 被引用数 (Scopus)

• Structural study on the (Hg,Tl)-Ba-(Ca,Y)-Cu-O system by XRD and TEM

  Wu, X. J., Tokiwa-Yamamoto, A., Tatsuki, T., Adachi, S. & Tanabe, K., 1997 8月, In: Physica C: Superconductivity and its applications. 282-287, PART 2, p. 889-890 2 p.

  研究成果: Article › 査読

  • Film Type Compound 100%
  • Superlattice 69%
  • Transmission electron microscopy 69%
  • Rietveld Refinement 67%
  • Rietveld refinement 60%

• STRUCTURE AND VIBRATIONAL-SPECTRA OF TRINUCLEAR METAL CLUSTER COMPLEXES - A QUESTION OF SYMMETRY

  Yamamoto, A., Ohto, A. & Abe, M., 1995, In: Chemistry Letters Issue.

  研究成果: Article › 査読

• Structure evolution in superconducting (Hg_0.7,Tl_0.3)₂Ba₂(Ca _x,Y_1-x)Cu₂O_8-2δ

  Wu, X. J., Tokiwa-Yamamoto, A., Tatsuki, T., Adachi, S. & Tanabe, K., 1997 1月 1, In: Physica C: Superconductivity and its applications. 273, 3-4, p. 198-204 7 p.

  研究成果: Article › 査読

  • Rietveld refinement 100%
  • I4/Mmm 78%
  • Crystal structure 72%
  • Unit Cell Parameter 56%
  • Rietveld Refinement 55%
  9 被引用数 (Scopus)

• Study of structural variation caused by Ar annealing for (Hg_0.7,Tl_0.3)₂Ba₂(Ca_0.2,Y_0.8)Cu₂O_y

  Wu, X. J., Tokiwa-Yamamoto, A., Tatsuki, T., Adachi, S. & Tanabe, K., 1999 3月 20, In: Physica C: Superconductivity and its applications. 314, 3, p. 219-227 9 p.

  研究成果: Article › 査読

  • Rietveld refinement 100%
  • Superconductivity 86%
  • Crystal structure 72%
  • Doping (additives) 62%
  • Rietveld Refinement 55%
  6 被引用数 (Scopus)

• Substitution of methanol-d₄ for the coordinated water in the trinuclear complexes, [M₃(μ₃-O)(μ-CH₃COO)₆(H₂O)₃]⁺ (M₃=Ru₃, Rh₃ or Ru₂Rh) in methanol-d₄

  Sasaki, Y., Nagasawa, A., Tokiwa-Yamamoto, A. & Ito, T., 1993 10月, In: Inorganica Chimica Acta. 212, 1-2, p. 175-182 8 p.

  研究成果: Article › 査読

  • Rhodium 100%
  • methyl alcohol 99%
  • Methanol 98%
  • Substitution reactions 95%
  • Metal ions 92%
  33 被引用数 (Scopus)

• Superconducting and structural properties of nearly carbonate-free HgBa₂CuO_4+δ

  Yamamoto, A., Hu, W. Z., Izumi, F. & Tajima, S., 2001 4月 15, In: Physica C: Superconductivity and its applications. 351, 4, p. 329-340 12 p.

  研究成果: Article › 査読

  • Hole Concentration 100%
  • Chemical Formula 79%
  • Crystal Defect 76%
  • Carbonates 74%
  • carbonates 74%
  4 被引用数 (Scopus)