SYNTHESIS AND CHARACTERIZATION OF NICKEL AND MAGNESIUM FERRITES OBTAINED FROM ALPHA-NAFEO2

被引:29
作者
BLESA, MC
AMADOR, U
MORAN, E
MENENDEZ, N
TORNERO, JD
RODRIGUEZCARVAJAL, J
机构
[1] UNIV COMPLUTENSE MADRID,FAC CIENCIAS QUIM,DEPT QUIM INORGAN,E-28040 MADRID,SPAIN
[2] UNIV AUTONOMA MADRID,FAC CIENCIAS,DEPT QUIM FIS APLICADA,E-28049 MADRID,SPAIN
[3] CTR ETUD SACLAY,CEA,CNRS,LEON BRILLOUIN LAB,F-91191 GIF SUR YVETTE,FRANCE
关键词
D O I
10.1016/0167-2738(93)90140-X
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
Synthesis and characterization of nickel and magnesium ferrites obtained by ionic exchange reactions in molten salts are presented. Although their structure is quite close to the spinel one, the ideal composition MFe2O4 (M:Ni, Mg) is not obtained. Instead, some extra octahedral sites are occupied thus, the structure is better described as intermediate between the spinel and defective NaCl one.
引用
收藏
页码:429 / 436
页数:8
相关论文
共 14 条
[1]  
BLESA MC, 1993, IN PRESS MAT RES B
[2]   IMPROVING THE VALIDITY OF HYPERFINE FIELD DISTRIBUTIONS FROM MAGNETIC-ALLOYS .1. UNPOLARIZED SOURCE [J].
BRAND, RA .
NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS, 1987, 28 (03) :398-416
[3]  
DURAND B, 1978, ANN CHIM FRANCE, V3, P135
[4]   ION-EXCHANGE REACTIONS OF MIXED OXIDES [J].
ENGLAND, WA ;
GOODENOUGH, JB ;
WISEMAN, PJ .
JOURNAL OF SOLID STATE CHEMISTRY, 1983, 49 (03) :289-299
[5]  
MORANMIGUELEZ E, 1985, REACT SOLID, P505
[6]   LINE PROFILES OF NEUTRON POWDER-DIFFRACTION PEAKS FOR STRUCTURE REFINEMENT [J].
RIETVELD, HM .
ACTA CRYSTALLOGRAPHICA, 1967, 22 :151-&
[7]  
RIETVELD HM, 1969, J APPL CRYSTALLOGR, V65, P2
[8]  
RODRIGUEZCARVAJ.J, 1992, 15 C INT UN CRYST SA, P127
[9]  
RODRIQUEZCARVAJ.J, 1986, 3RD P EUR S SOL STAT
[10]  
SCHLAFLI P, 1954, MATH MODELS