THE INFLUENCE OF LONG-RANGE ELASTIC INTERACTIONS ON THE TETRAGONAL-TO-ORTHORHOMBIC PHASE-TRANSITION IN YBA2CU3OX

被引:1
作者
WIPF, H
机构
[1] Institut für Festkörperphysik, Technische Hochschule Darmstadt
关键词
HIGH-T(C) SUPERCONDUCTORS; CRYSTAL STRUCTURE AND SYMMETRY; POINT DEFECTS; ORDER-DISORDER EFFECTS; PHASE TRANSITIONS;
D O I
10.1016/0038-1098(94)00442-0
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
The long-range elastic interaction between the O atoms in the Cu(1) atomic plane is shown to contribute to the tetragonal-to-orthorhombic phase transition in YBa2Cu3Ox. A quantitative calculation yields a contribution of approximately 10% to the total interaction energy that drives the phase transition. It is further suggested that the consideration of the long-range elastic interaction is of importance for a theoretical modeling of the O ordering effects in the various orthorhombic phases.
引用
收藏
页码:713 / 716
页数:4
相关论文
共 27 条
  • [11] GERDANIAN P, 1991, PHYSICA C, V182, P11, DOI 10.1016/0921-4534(91)90449-9
  • [12] DISTRIBUTION OF OXYGEN-ATOMS IN A YBA2CU3O6.4 SUPERCONDUCTOR VISUALIZED BY ULTRA-HIGH-RESOLUTION ELECTRON-MICROSCOPY
    HORIUCHI, S
    [J]. JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS & EXPRESS LETTERS, 1992, 31 (9B): : L1335 - L1338
  • [13] STRUCTURAL-PROPERTIES OF OXYGEN-DEFICIENT YBA2CU3O7-DELTA
    JORGENSEN, JD
    VEAL, BW
    PAULIKAS, AP
    NOWICKI, LJ
    CRABTREE, GW
    CLAUS, H
    KWOK, WK
    [J]. PHYSICAL REVIEW B, 1990, 41 (04): : 1863 - 1877
  • [14] MONTE-CARLO SIMULATION OF LOW-TEMPERATURE PHASE-DIAGRAMS OF YBA2CU3O6+X
    KHANNA, R
    WELBERRY, TR
    ANANTHAKRISHNA, G
    [J]. PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS, 1992, 197 (1-2): : 57 - 63
  • [15] ELASTIC-CONSTANTS OF A MONOCRYSTAL OF SUPERCONDUCTING YBA2CU3O7-DELTA
    LEI, M
    SARRAO, JL
    VISSCHER, WM
    BELL, TM
    THOMPSON, JD
    MIGLIORI, A
    WELP, UW
    VEAL, BW
    [J]. PHYSICAL REVIEW B, 1993, 47 (10): : 6154 - 6156
  • [16] Nowick A.S., 1972, ANELASTIC RELAXATION
  • [17] ANELASTICITY AND STRESS-INDUCED ORDERING OF POINT DEFECTS IN CRYSTALS
    NOWICK, AS
    HELLER, WR
    [J]. ADVANCES IN PHYSICS, 1963, 12 (47) : 251 - 298
  • [18] NYE JF, 1976, PHYSICAL PROPERTIES
  • [19] Rao C. N. R, 1978, PHASE TRANSITIONS SO
  • [20] INELASTIC NEUTRON-SCATTERING STUDY OF YBA2CU3O7-X
    REICHARDT, W
    PINTSCHOVIUS, L
    HENNION, B
    COLLIN, F
    [J]. SUPERCONDUCTOR SCIENCE & TECHNOLOGY, 1988, 1 (04) : 173 - 176