CRYSTALLINE-STRUCTURE OF THE STRONTIUM NIOBATES SR4NB2O9 AND SR5NB4O15

被引:21
|
作者
WEIDEN, M
GRAUEL, A
NORWIG, J
HORN, S
STEGLICH, F
机构
[1] TH DARMSTADT,D-64287 DARMSTADT,GERMANY
[2] UNIV AUGSBURG,INST PHYS,D-86159 AUGSBURG,GERMANY
关键词
STRONTIUM NIOBATES; SOLID STATE REACTIONS; X-RAY POWDER DIFFRACTION;
D O I
10.1016/0925-8388(94)01461-2
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The strontium niobate compounds Sr4Nb2O9 and Sr5Nb4O15 were prepared by solid state reactions and studied by high-resolution X-ray powder diffraction measurements. The structures of the two systems Sr4Nb4O15 and Sr5Nb4O15 were obtained by Rietveld analysis, indicating triclinic and monoclinic unit cell parameters, respectively. Both structures reveal a layering of Sr-O planes. The Nb ions are located in octahedral holes between the Sr-O layers.
引用
收藏
页码:13 / 16
页数:4
相关论文
共 50 条
  • [41] CRYSTAL-STRUCTURE OF SR2NB2O7
    SCHEUNEMANN, K
    MULLERBUSCHBAUM, H
    JOURNAL OF INORGANIC & NUCLEAR CHEMISTRY, 1975, 37 (7-8): : 1679 - 1680
  • [42] Local environments and transport properties of heavily doped strontium barium niobates Sr0.5Ba0.5Nb2O6
    Ottini, Riccardo
    Tealdi, Cristina
    Tomasi, Corrado
    Tredici, Ilenia G.
    Soffientini, Alessandro
    Burriel, Ramon
    Palacios, Elias
    Castro, Miguel
    Anselmi-Tamburini, Umberto
    Ghigna, Paolo
    Spinolo, Giorgio
    JOURNAL OF SOLID STATE CHEMISTRY, 2018, 258 : 99 - 107
  • [43] 半个单胞Sr2Nb2O7和Sr5Nb5O17的原子与电子结构
    江亦潇
    姚婷婷
    陈春林
    马秀良
    叶恒强
    电子显微学报, 2020, 39 (05) : 520 - 525
  • [44] Growth and optical. characterizations of (Ba0.32Sr0.68)5Nb4O15 crystal
    Wang, Guojian
    Han, Xiumei
    Song, Mingjun
    Wang, Guofu
    Long, Xifa
    MATERIALS LETTERS, 2006, 60 (29-30) : 3710 - 3713
  • [45] Magnetic structure of strontium ferrite Sr4Fe4O11
    Schmidt, M
    Hofmann, M
    Campbell, SJ
    JOURNAL OF PHYSICS-CONDENSED MATTER, 2003, 15 (50) : 8691 - 8701
  • [46] CRYSTAL-STRUCTURE OF NI4NB2O9
    WICHMANN, R
    MULLERBUSCHBAUM, H
    ZEITSCHRIFT FUR ANORGANISCHE UND ALLGEMEINE CHEMIE, 1985, 525 (06): : 135 - 142
  • [47] ALKALI BISMUTH NIOBATES, RbBi2Nb5O16 AND CsBi2Nb5O16, WITH A PYROCHLORE STRUCTURE.
    Sugai, Tokuko
    1600, (25):
  • [48] SYNTHESIS AND CRYSTAL-STRUCTURE OF MN4NB2O9 AND MN2ZN2NB2O9
    ROHWEDER, U
    MULLERBUSCHBAUM, H
    JOURNAL OF THE LESS-COMMON METALS, 1988, 138 (01): : 79 - 86
  • [49] Structure of ABi(2)Nb(2)O(9) (A=Sr, Ba): Refinement of powder neutron diffraction data
    Ismunandar
    Kennedy, BJ
    Gunawan
    Marsongkohadi
    JOURNAL OF SOLID STATE CHEMISTRY, 1996, 126 (01) : 135 - 141
  • [50] STRUCTURAL INVESTIGATIONS OF CLUSTER COMPOUNDS IN THE SYSTEM BA4NB2O9 - NB/NB2O5 - TIO2
    Nilsson, G.
    Svensson, G.
    ACTA CRYSTALLOGRAPHICA A-FOUNDATION AND ADVANCES, 1999, 55 : 257 - 257