Synthesis and structure of a new oxycarbonate, Sr5Mn4CO3O10, closely related to the perovskite structure

被引:23
作者
Caignaert, V
Domenges, B
Raveau, B
机构
[1] Laboratoire CRISMAT-ISMRA, 14050 Caen Cedex, Bd. Maréchal Juin
关键词
D O I
10.1006/jssc.1995.1410
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
A new strontium manganese oxycarbonate Sr5Mn4CO3O10, related to the perovskite structure, was synthesised, using solid state reaction. The mean structure of this compound was solved by X-ray diffraction and electron microscopy in the P4/m space group. The cell parameters are related to the perovskite cell alpha(p) by the relation alpha = alpha(p)*root 5 = 8.795 Angstrom and c = alpha(p) = 3.785 Angstrom. This original phase can be deduced from the stoichiometric perovskite SrMnO3, by removing one [MnO5]infinity row of MnO6 octahedra out of five, in an ordered way; this leads to the framework Mn4O10, built up from corner-sharing MnO5 pyramids, forming tunnels which are in fact fully occupied by carbonate groups. The compound is antiferromagnetic with a Neel temperature T-N = 260 K. (C) 1995 Academic Press. Inc.
引用
收藏
页码:279 / 289
页数:11
相关论文
共 13 条
  • [1] SUBSTITUTION OF CO3 GROUPS FOR COPPER IN YBCO - THE OXYCARBONATES YNBA2NCU3N-1CO3O7N-3
    BOULLAY, P
    DOMENGES, B
    HERVIEU, M
    RAVEAU, B
    [J]. CHEMISTRY OF MATERIALS, 1993, 5 (11) : 1683 - 1686
  • [2] CAIGNAERT V, 1987, CHEM SCRIPTA, V27, P289
  • [3] THE SUBSTITUTION OF CO3 GROUPS FOR COPPER IN Y1-XCAXBA2CU3O7 - HREM STUDY
    DOMENGES, B
    BOULLAY, P
    HERVIEU, M
    RAVEAU, B
    [J]. JOURNAL OF SOLID STATE CHEMISTRY, 1994, 108 (02) : 219 - 229
  • [4] FOMICHEV DV, 1990, SUPERCONDUCTIVITY, V3, P107
  • [5] A 62-K SUPERCONDUCTOR WITH AN ORIGINAL STRUCTURE - SR4-XBAXTLCU2CO3O7
    GOUTENOIRE, F
    HERVIEU, M
    MAIGNAN, A
    MICHEL, C
    MARTIN, C
    RAVEAU, B
    [J]. PHYSICA C, 1993, 210 (3-4): : 359 - 366
  • [6] SYNTHESIS AND STRUCTURE OF BA4CACU2.24O6.96(CO3)0.5, A PEROVSKITE CONTAINING CARBONATE ANIONS, AND RELATED PHASES
    GREAVES, C
    SLATER, PR
    [J]. JOURNAL OF MATERIALS CHEMISTRY, 1991, 1 (01) : 17 - 21
  • [7] COPPER OXYCARBONATES AND MERCURY BASED CUPRATES - STRUCTURAL MECHANISMS OF NEW SUPERCONDUCTORS
    HERVIEU, M
    MICHEL, C
    VANTENDELOO, G
    MARTIN, C
    MAIGNAN, A
    RAVEAU, B
    [J]. PHYSICA C, 1994, 235 : 25 - 28
  • [8] KINOSHITA K, 1992, NATURE, V357, P312
  • [9] LEAD-MERCURY-BASED SUPERCONDUCTORS - THE 1212-CUPRATE PB0.7HG0.3SR2+XCA0.7ND0.3-XCU2O7-DELTA AND THE NEW OXYCARBONATE PB0.7HG0.3SR4CU2CO3O7
    MARTIN, C
    HERVIEU, M
    HUVE, M
    MICHEL, C
    MAIGNAN, A
    VANTENDELOO, G
    RAVEAU, B
    [J]. PHYSICA C, 1994, 222 (1-2): : 19 - 26
  • [10] MIASAKI Y, 1993, PHYSICA C, V208, P116