検索結果
1987
Tokiwa, A. ,
Kikuch], M. ,
Syono, Y. ,
Nakatsu, O. ,
Kobayashi, N. &
Muto, Y. ,
1987 ,
In: Journal of the Japan Society of Powder and Powder Metallurgy. 34 ,
10 ,
p. 559-562 4 p. 研究成果: Article › 査読
Crystal chemistry
100%
Oxide superconductors
96%
Ternary systems
68%
Superconductor
54%
Ions
44%
Syono, Y. ,
Kikuchi, M. ,
Oh-Ishi, K. ,
Tokiwa, A. ,
Kusaba, K. ,
Hiraga, K. ,
Kajitani, T. ,
Shindo, D. ,
Yamauchi, H. ,
Morioka, Y. ,
Arai, H. ,
Nagase, K. ,
Kobayashi, N. ,
Sasaoka, T. &
Muto, Y. ,
1987 12月 ,
In: Physica B+C. 148 ,
1-3 ,
p. 218-223 6 p. 研究成果: Article › 査読
Oxides
100%
Copper
94%
Oxygen vacancies
89%
Magnetic variables measurement
87%
High temperature superconductors
85%
Shindo, D. ,
Hiraga, K. ,
Hirabayashi, M. ,
Tokiwa, A. ,
Kikuchi, M. ,
Syono, Y. ,
Nakatsu, O. ,
Kobayashi, N. ,
Muto, Y. &
Aoyagi, E. ,
1987 10月 ,
In: Japanese Journal of Applied Physics. 26 ,
10 A ,
p. L1667-L1669 研究成果: Article › 査読
Atoms
100%
Substitution reactions
95%
substitutes
76%
atoms
48%
atom concentration
33%
Kuroda, N. ,
Chida, F. ,
Sasaki, Y. ,
Nishina, Y. ,
Kikuchi, M. ,
Tokiwa, A. &
Syono, Y. ,
1987 1月 1 ,
In: Journal of the Physical Society of Japan. 56 ,
11 ,
p. 3797-3800 4 p. 研究成果: Article › 査読
infrared absorption
100%
phonons
66%
polyethylenes
43%
crystals
23%
electrons
20%
Rhodium
100%
Pyridine
92%
Ruthenium
89%
pyridine
72%
Metals
48%
Kobayashi, N. ,
Nakatsu, O. ,
Terada, S. ,
Sasaoka, T. ,
Sasaki, T. ,
Furuyama, M. ,
Noto, K. ,
Kikichi, M. ,
Tokiwa, A. ,
Oh-Ishi, K. ,
Syono, Y. &
Muto, Y. ,
1987 12月 ,
In: Physica B+C. 148 ,
1-3 ,
p. 469-471 3 p. 研究成果: Article › 査読
Magnetic fields
100%
Oxides
98%
Kikuchi, M. ,
Syono, Y. ,
Tokiwa, A. ,
Oh-Ishi, K. ,
Arai, H. ,
Hiraga, K. ,
Kobayashi, N. &
Sasaoka, T. ,
1987 6月 ,
In: Japanese Journal of Applied Physics. 26 ,
6A ,
p. 1066-1099 34 p. 研究成果: Article › 査読
High temperature superconductors
100%
high temperature superconductors
70%
X rays
61%
Oxygen
54%
Cooling
47%
1988
Syono, Y. ,
Hiraga, K. ,
Kobayashi, N. ,
Kikuchi, M. ,
Kusaba, K. ,
Kajitani, T. ,
Shindo, D. ,
Hosoya, S. ,
Tokiwa, A. ,
Terada, S. &
Muto, Y. ,
1988 4月 ,
In: Japanese Journal of Applied Physics. 27 ,
4A ,
p. L569-L572 研究成果: Article › 査読
Perovskite
100%
Diffraction
78%
Electrons
73%
X rays
66%
x ray diffraction
62%
Sasaki, Y. ,
Suzuki, M. ,
Tokiwa, A. ,
Ebihara, M. ,
Yamaguchi, T. ,
Kabuto, C. &
Ito, T. ,
1988 8月 ,
In: Journal of the American Chemical Society. 110 ,
18 ,
p. 6251-6252 2 p. 研究成果: Article › 査読
Tokiwa, A. ,
Syono, Y. ,
Kikuchi, M. ,
Suzuki, R. ,
Kajitani, T. ,
Kobayashi, N. ,
Sasaki, T. ,
Nakatsu, O. &
Muto, Y. ,
1988 6月 ,
In: Japanese Journal of Applied Physics. 27 ,
6A ,
p. L1009-L1012 研究成果: Article › 査読
Superconductivity
100%
Crystal structure
83%
Positive ions
80%
Annealing
64%
Substitution reactions
64%
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%
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%
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%
Kikuchi, M. ,
Kobayashi, N. ,
Iwasaki, H. ,
Shindo, D. ,
Oku, T. ,
Tokiwa, A. ,
Kajitani, T. ,
Hiraga, K. ,
Syono, Y. &
Muto, Y. ,
1988 6月 ,
In: Japanese Journal of Applied Physics. 27 ,
6A ,
p. L1050-L1053 研究成果: Article › 査読
Superconductivity
100%
Diamagnetism
66%
Thallium
58%
superconductivity
54%
Lattice constants
48%
Kobayashi, N. ,
Iwasaki, H. ,
Terada, S. ,
Noto, K. ,
Tokiwa, A. ,
Kikuchi, M. ,
Syono, Y. &
Muto, Y. ,
1988 ,
In: Physica C: Superconductivity and its applications. 153-155 ,
p. 1525-1526 2 p. 研究成果: Article › 査読
Magnetization
100%
magnetization
55%
Electrical Resistance
49%
electrical resistance
44%
Polycrystalline Solid
37%
1989
Tokiwa, A. ,
Oku, T. ,
Nagoshi, M. ,
Kikuchi, M. ,
Hiraga, K. &
Syono, Y. ,
1989 12月 1 ,
In: Physica C: Superconductivity and its applications. 161 ,
4 ,
p. 459-467 9 p. 研究成果: Article › 査読
Crystal structure
100%
Phase transitions
80%
Oxygen
62%
crystal structure
61%
oxygen
46%
Shindo, D. ,
Hiraga, K. ,
Tokiwa, A. ,
Soga, T. ,
Hojou, K. ,
Furuno, S. ,
Otsu, H. ,
Nakajima, S. ,
Hirabayashi, M. ,
Kikuchi, M. &
Syono, Y. ,
1989 7月 ,
In: Japanese Journal of Applied Physics. 28 ,
7 A ,
p. L1197-L1200 研究成果: Article › 査読
Electron energy loss spectroscopy
100%
Doping (additives)
62%
fine structure
46%
Oxygen
44%
energy dissipation
44%
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%
1990
Terada, S. ,
Kobayashi, N. ,
Iwasaki, H. ,
Tokiwa, A. ,
Kikuchi, M. ,
Syono, Y. &
Muto, Y. ,
1990 ,
In: Physica B: Condensed Matter. 165-166 ,
p. 1545-1546 2 p. 研究成果: Article › 査読
Hall Effect
100%
Carrier concentration
98%
Hall effect
94%
Electron Localization
92%
Electrons
69%
Superconductivity
100%
superconductivity
54%
Chemical analysis
42%
Doping (additives)
24%
Substitution reactions
21%
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%
Tokiwa, A. ,
Oku, T. ,
Nagoshi, M. ,
Shindo, D. ,
Kikuchi, M. ,
Oikawa, T. ,
Hiraga, K. &
Syono, Y. ,
1990 12月 1 ,
In: Physica C: Superconductivity and its applications. 172 ,
1-2 ,
p. 155-165 11 p. 研究成果: Article › 査読
Crystal structure
100%
Fluorite
93%
Fluorspar
85%
Oxygen
62%
crystal structure
61%
Tokiwa, A. ,
Nagoshi, M. ,
Oku, T. ,
Kobayashi, N. ,
Kikuchi, M. ,
Hiraga, K. &
Syono, Y. ,
1990 6月 15 ,
In: Physica C: Superconductivity and its applications. 168 ,
3-4 ,
p. 285-290 6 p. 研究成果: Article › 査読
Superconductivity
100%
superconductivity
54%
synthesis
46%
Quenching
22%
Sintering
20%
1991
Onozuka, T. ,
Tokiwa, A. ,
Syono, Y. ,
Koike, Y. &
Saito, Y. ,
1991 12月 1 ,
In: Physica C: Superconductivity and its applications. 185-189 ,
PART 2 ,
p. 885-886 2 p. 研究成果: Article › 査読
Oxygen
100%
Modulation
95%
modulation
82%
oxygen
74%
Dioxygen
60%
Syono, Y. ,
Kikuchi, M. ,
Nakajima, S. &
Tokiwa, A. ,
1991 12月 2 ,
In: Physica C: Superconductivity and its applications. 190 ,
1-2 ,
p. 9-13 5 p. 研究成果: Article › 査読
Ions
100%
chemistry
93%
Oxides
93%
Block Like Crystal
73%
oxides
67%
Nagase, K. ,
Yokobayashi, H. ,
Kikuchi, M. ,
Tokiwa, A. ,
Syono, Y. &
Morioka, Y. ,
1991 3月 15 ,
In: Thermochimica Acta. 175 ,
2 ,
p. 207-213 7 p. 研究成果: Article › 査読
thermogravimetry
100%
Thermogravimetric analysis
86%
high vacuum
84%
Vacuum
68%
Thermogravimetric Analysis
55%
Yamaguchi, H. ,
Oyanagi, H. ,
Tokiwa, A. &
Syono, Y. ,
1991 12月 1 ,
In: Physica C: Superconductivity and its applications. 185-189 ,
PART 2 ,
p. 853-854 2 p. 研究成果: Article › 査読
Valence
100%
Oxygen
91%
valence
83%
oxygen
68%
X ray absorption
66%
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%
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%
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%
Tokiwa, A. ,
Syono, Y. ,
Oku, T. &
Nagoshi, M. ,
1991 12月 1 ,
In: Physica C: Superconductivity and its applications. 185-189 ,
PART 1 ,
p. 619-620 2 p. 研究成果: Article › 査読
Superconductivity
100%
Crystal structure
83%
Superconducting transition temperature
70%
superconductivity
54%
Oxygen
52%
Tokiwa, A. ,
Oku, T. ,
Nagoshi, M. &
Syono, Y. ,
1991 10月 10 ,
In: Physica C: Superconductivity and its applications. 181 ,
4-6 ,
p. 311-319 9 p. 研究成果: Article › 査読
High resolution electron microscopy
100%
Fluorspar
97%
Crystal structure
75%
fluorite
71%
Fluorite
71%
1992
Nagoshi, M. ,
Suzuki, T. ,
Fukuda, Y. ,
Ueki, K. ,
Tokiwa, A. ,
Kiruchi, M. ,
Syono, Y. &
Tachiki, M. ,
1992 12月 1 ,
In: Journal of Physics: Condensed Matter. 4 ,
26 ,
p. 5769-5781 13 p. , 011.
研究成果: Article › 査読
Valence bands
100%
Photoelectron spectroscopy
94%
Electronic states
88%
Doping (additives)
61%
Valence Band
61%
Yamaguchi, H. ,
Yanagi, H. ,
Tokiwa, A. &
Shono, Y. ,
1992 4月 ,
In: Ferroelectrics. 128 ,
1 ,
p. 191-196 6 p. 研究成果: Article › 査読
X ray absorption
100%
Valence
50%
Oxygen
46%
X-Ray
34%
Pyramidal Crystal
32%
1993
Adachi, S. ,
Tokiwa-Yamamoto, A. ,
Itoh, M. ,
Isawa, K. &
Yamauchi, H. ,
1993 9月 10 ,
In: Physica C: Superconductivity and its applications. 214 ,
3-4 ,
p. 313-315 3 p. 研究成果: Article › 査読
Superconducting materials
100%
Superconductor
85%
Annealing
75%
high pressure oxygen
71%
Oxygen
61%
Tokiwa-Yamamoto, A. ,
Isawa, K. ,
Itoh, M. ,
Adachi, S. &
Yamauchi, H. ,
1993 11月 1 ,
In: Physica C: Superconductivity and its applications. 216 ,
3-4 ,
p. 250-256 7 p. 研究成果: Article › 査読
Superconductivity
100%
Superconducting materials
85%
Crystal structure
83%
Superconductor
73%
crystal structure
51%
Tokiwa-Yamamoto, A. ,
Izumi, F. ,
Oku, T. &
Syono, Y. ,
1993 10月 1 ,
In: Physica C: Superconductivity and its applications. 215 ,
3-4 ,
p. 243-252 10 p. 研究成果: Article › 査読
Annealing
100%
Oxygen
81%
Block Like Crystal
68%
oxygen
60%
Dioxygen
49%
Itoh, M. ,
Tokiwa-Yamamoto, A. ,
Adachi, S. &
Yamauchi, H. ,
1993 7月 15 ,
In: Physica C: Superconductivity and its applications. 212 ,
3-4 ,
p. 271-273 3 p. 研究成果: Article › 査読
Superconductivity
100%
superconductivity
54%
Solid state reactions
33%
high pressure oxygen
30%
Critical Temperature
25%
Takahashi, H. ,
Tokiwa-Yamamoto, A. ,
Môri, N. ,
Adachi, S. ,
Yamauchi, H. &
Tanaka, S. ,
1993 12月 1 ,
In: Physica C: Superconductivity and its applications. 218 ,
1-2 ,
p. 1-4 4 p. 研究成果: Article › 査読
Superconducting materials
100%
Superconductor
85%
augmentation
46%
Pressure
44%
high temperature superconductors
39%
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%
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%
Isawa, K. ,
Tokiwa-Yamamoto, A. ,
Itoh, M. ,
Adachi, S. &
Yamauchi, H. ,
1993 11月 10 ,
In: Physica C: Superconductivity and its applications. 217 ,
1-2 ,
p. 11-15 5 p. 研究成果: Article › 査読
Superconducting materials
100%
Superconductor
85%
Doping (additives)
84%
Oxygen
61%
Superconductivity
58%
Nagoshi, M. ,
Suzuki, T. ,
Fukuda, Y. ,
Tokiwa-Yamamoto, A. ,
Syono, Y. &
Tachiki, M. ,
1993 ,
In: Physical Review B. 47 ,
9 ,
p. 5196-5201 6 p. 研究成果: Article › 査読
photoelectron spectroscopy
100%
valence
88%
ultraviolet spectroscopy
74%
x ray spectroscopy
61%
substitutes
24%
1994
Isawa, K. ,
Tokiwa-Yamamoto, A. ,
Itoh, M. ,
Adachi, S. &
Yamauchi, H. ,
1994 3月 10 ,
In: Physica C: Superconductivity and its applications. 222 ,
1-2 ,
p. 33-37 5 p. 研究成果: Article › 査読
Encapsulation
100%
Polycrystalline Solid
78%
Quartz
77%
Powders
71%
synthesis
63%
Isawa, K. ,
Higuchi, T. ,
MacHi, T. ,
Tokiwa-Yamamoto, A. ,
Adachi, S. ,
Murakami, M. &
Yamauchi, H. ,
1994 12月 1 ,
In: Applied Physics Letters. 64 ,
10 ,
p. 1301-1303 3 p. 研究成果: Article › 査読
critical current
100%
hysteresis
84%
current density
78%
magnetization
71%
anisotropy
69%
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%