T-LOG PO2 DIAGRAM AND COPPER VALENCE OF ND1.85CE0.15CUO4-DELTA

被引：66

作者：

IDEMOTO, Y

FUEKI, K

SHINBO, T

机构：

[1] Department of Industrial Chemistry, Faculty of Science and Technology, Science University of Tokyo, Noda-shi, Chiba, 278

来源：

PHYSICA C | 1990年 / 166卷 / 5-6期

关键词：

D O I：

10.1016/0921-4534(90)90052-G

中图分类号：

O59 [应用物理学];

学科分类号：

摘要：

The stability domain of single phase Nd1.85Ce0.15CuO4-δ and the copper valence contour line are given in a T-log PO diagram. The cerium valence is about 3.84 irrespective of the annealing conditions. Superconductivity appears when the copper valence is below 1.84. © 1990.

引用

页码：513 / 517

页数：5

共 7 条

[1] CHARACTERIZATION OF ELECTRON SUPERCONDUCTING AND RELATED ND2-XCEXCUO4+Y,ND2-XTHXCUO4+Y COMPOUNDS
HUANG, TC
MORAN, E
NAZZAL, AI
TORRANCE, JB
WANG, PW
[J]. JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS & EXPRESS LETTERS, 1989, 28 (10): : L1760 - L1762
[2] JAMES ACW, 1989, PHYSICA C, V338, P240
[3] EFFECT OF HOLE DENSITY ON SUPERCONDUCTIVITY IN THE ND-CE-SR-CU-O SYSTEM
KOSUGE, M
KURUSU, K
[J]. JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS, 1989, 28 (05): : L810 - L812
[4] HIGH-TEMPERATURE SUPERCONDUCTIVITY IN TH-DOPED ND2CUO4-Y
MARKERT, JT
MAPLE, MB
[J]. SOLID STATE COMMUNICATIONS, 1989, 70 (02) : 145 - 147
[5] EXTRA OXYGEN IN ELECTRON SUPERCONDUCTORS - CE AND TH DOPED ND2CUO4+DELTA AND GD2CUO4+DELTA
MORAN, E
NAZZAL, AI
HUANG, TC
TORRANCE, JB
[J]. PHYSICA C, 1989, 160 (01): : 30 - 34
[6] SUPERCONDUCTIVITY PRODUCED BY ELECTRON DOPING IN CUO2-LAYERED COMPOUNDS
TAKAGI, H
UCHIDA, S
TOKURA, Y
[J]. PHYSICAL REVIEW LETTERS, 1989, 62 (10) : 1197 - 1200
[7] A SUPERCONDUCTING COPPER-OXIDE COMPOUND WITH ELECTRONS AS THE CHARGE-CARRIERS
TOKURA, Y
TAKAGI, H
UCHIDA, S
[J]. NATURE, 1989, 337 (6205) : 345 - 347

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