Crystal and magnetic structures of a nickel-rich ferrite obtained by ionic exchange from alpha-NaFeO2

被引:14
作者
Blesa, MC
Moran, E
Amador, U
Andersen, NH
机构
[1] UNIV COMPLUTENSE,FAC CIENCIAS QUIM,DEPT QUIM INORGAN,E-28040 MADRID,SPAIN
[2] UNIV COMPLUTENSE,FAC CIENCIAS QUIM,CAI FIFRACC RAYOS X,E-28040 MADRID,SPAIN
[3] UNIV SAN PABLO CEU,FAC CIENCIAS EXPT & TECN,BOADILLA MONTE,MADRID,SPAIN
[4] RISO NATL LAB,DEPT SOLID STATE PHYS,DK-4000 ROSKILDE,DENMARK
关键词
D O I
10.1006/jssc.1996.7249
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The crystallographic structure of a hyperstoichiometric Ni+xFe2-2x/3O4 (x=0.30) spinel-like material, obtained by a soft chemistry synthetic route, has been refined by combining X-ray and neutron powder diffraction data, This compound shows a structure intermediate between the rocksalt and the spinel structure types, The results of the refinement of the magnetic structure are also presented and discussed. (C) 1997 Academic Press.
引用
收藏
页码:123 / 129
页数:7
相关论文
共 26 条
[1]  
[Anonymous], 1961, FERRITES
[2]   EFFECT OF PARTICLE-SIZE ON THE KINETICS OF THE REACTION BETWEEN MAGNESIUM AND ALUMINUM-OXIDES [J].
BERETKA, J ;
BROWN, T .
JOURNAL OF THE AMERICAN CERAMIC SOCIETY, 1983, 66 (05) :383-388
[3]   SYNTHESIS AND CHARACTERIZATION OF NICKEL AND MAGNESIUM FERRITES OBTAINED FROM ALPHA-NAFEO2 [J].
BLESA, MC ;
AMADOR, U ;
MORAN, E ;
MENENDEZ, N ;
TORNERO, JD ;
RODRIGUEZCARVAJAL, J .
SOLID STATE IONICS, 1993, 63-5 :429-436
[4]   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
[5]  
BROWN PJ, 1988, SP88BR5016 I LAUE LA
[7]   SYNTHESIS OF NANOCRYSTALLINE NICKEL-ZINC FERRITE BY THE SOL-GEL METHOD [J].
CHATTERJEE, A ;
DAS, D ;
PRADHAN, SK ;
CHAKRAVORTY, D .
JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS, 1993, 127 (1-2) :214-218
[8]  
DURAND B, 1978, ANN CHIM FRANCE, V3, P135
[9]   ION-EXCHANGE REACTIONS OF MIXED OXIDES [J].
ENGLAND, WA ;
GOODENOUGH, JB ;
WISEMAN, PJ .
JOURNAL OF SOLID STATE CHEMISTRY, 1983, 49 (03) :289-299
[10]   NEUTRON DIFFRACTION INVESTIGATION OF THE 119-DEGREES-K TRANSITION INMAGNETITE [J].
HAMILTON, WC .
PHYSICAL REVIEW, 1958, 110 (05) :1050-1057