SITE-SELECTIVE SPECTROSCOPY OF EU(III)BETA-ALUMINOGALLATE

被引:3
作者
LABERGE, M
SIMKIN, DJ
NAFI, M
LUCAS, V
THERY, J
VIVIEN, D
机构
[1] MCGILL UNIV,DEPT CHEM,801 SHERBROOKE ST W,MONTREAL H3A 2K6,QUEBEC,CANADA
[2] ENSCP,CHIM APPL ETAT SOLIDE LAB,CNRS,URA 1466,F-75231 PARIS 05,FRANCE
关键词
D O I
10.1016/0022-2313(94)90005-1
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
The spectroscopic properties of sodium europium beta-aluminogallate samples with 30, 50 and 70% gallium contents are investigated under site-selective laser excitation in the 5D0 --> F-7(0) region at liquid helium temperatures. Results show that at least two site distributions are present, one of which is representative of europium ions located in distorted BR sites. Site-to-site energy transfer by a multiple mechanism is observed to occur within the conduction plane and the effect of changing the gallium content is also investigated.
引用
收藏
页码:263 / 268
页数:6
相关论文
共 18 条
[1]   LANTHANIDE ION-EXCHANGE IN SODIUM BETA-ALUMINOGALLATE NA1+X(AL1-YGAY)11O17+X/2 SINGLE-CRYSTALS [J].
AKA, G ;
THERY, J ;
VIVIEN, D .
SOLID STATE IONICS, 1990, 39 (3-4) :225-231
[2]   ESR AND OPTICAL STUDIES OF NEODYMIUM-EXCHANGED SODIUM BETA-ALUMINOGALLATE SINGLE-CRYSTALS [J].
AKA, G ;
THERY, J ;
VIVIEN, D .
JOURNAL OF THE ELECTROCHEMICAL SOCIETY, 1991, 138 (11) :3394-3397
[3]   RAMAN-SCATTERING FROM MOBILE CATIONS IN SODIUM, POTASSIUM AND SILVER BETA''-ALUMINAS [J].
BATES, JB ;
KANEDA, T ;
BRUNDAGE, WE ;
WANG, JC ;
ENGSTROM, H .
SOLID STATE COMMUNICATIONS, 1979, 32 (03) :261-265
[4]  
BOILOT JP, 1983, J PHYS CHEM SOLIDS, V47, P693
[5]   EUROPIUM SITE SELECTIVE SPECTROSCOPY OF ALUMINOBOROSILICATE GLASSES - STRUCTURAL APPROACH AND INFLUENCE OF PHOSPHORUS ON THE ENVIRONMENT OF THE LANTHANIDE [J].
DEXPERTGHYS, J ;
PIRIOU, B ;
JACQUETFRANCILLON, N ;
SOMBRET, C .
JOURNAL OF NON-CRYSTALLINE SOLIDS, 1990, 125 (1-2) :117-128
[6]   FAST DIVALENT ION CONDUCTION IN BA++, CD++ AND SR++ BETA-ALUMINAS [J].
DUNN, B ;
FARRINGTON, GC .
MATERIALS RESEARCH BULLETIN, 1980, 15 (12) :1773-1777
[7]   TRIVALENT ION-EXCHANGE IN BETA''-ALUMINA [J].
DUNN, B ;
FARRINGTON, GC .
SOLID STATE IONICS, 1983, 9-10 (DEC) :223-225
[8]  
DUNN B, 1983, SOLID STATE IONICS, V39, P225
[9]   PHONONS IN SUPERIONIC CONDUCTORS [J].
HAYES, W .
JOURNAL DE PHYSIQUE, 1981, 42 (NC6) :167-174
[10]   INFLUENCE OF ENERGY TRANSFER BY EXCHANGE MECHANISM ON DONOR LUMINESCENCE [J].
INOKUTI, M ;
HIRAYAMA, F .
JOURNAL OF CHEMICAL PHYSICS, 1965, 43 (06) :1978-&