ELECTRICAL-CONDUCTIVITY AND DEFECT CHEMISTRY OF PBMOO4 AND PBWO4

被引:68
作者
GROENINK, JA
BINSMA, H
机构
[1] Solid State Department, Physical Laboratory, 3508 TA Utrecht
关键词
D O I
10.1016/0022-4596(79)90228-7
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The ionic and electronic conductivities of Czochralski-grown single crystals of PbMoO4 and PbWO4 are reported and discussed. Nominally pure crystals, as well as crystals with various aliovalent dopants, were used. From the electrical measurements it is concluded that oxygen vacancies are responsible for the ionic conductivities in both compounds. At high temperatures electronic conductivity predominates. Measurements of the oxygen partial pressure dependence of the electronic conductivity reveal that hole conduction prevails in PbWO4, while mixed conduction by holes and electrons is present in PbMoO4. © 1979.
引用
收藏
页码:227 / 236
页数:10
相关论文
共 22 条
[1]   SITE OCCUPANCY OF COPPER AND GADOLINIUM IN PBMOO4 SINGLE-CRYSTALS [J].
AZARBAYEJANI, GH .
JOURNAL OF APPLIED PHYSICS, 1972, 43 (09) :3880-+
[2]   STUDIES OF COLOR OF LEAD MOLYBDATE CRYSTALS [J].
BERNHARDT, H .
PHYSICA STATUS SOLIDI A-APPLIED RESEARCH, 1978, 45 (01) :353-357
[3]   COMPLEX ADMITTANCE STUDY OF BETA-PBF-2 SINGLE-CRYSTALS [J].
BONNE, RW ;
SCHOONMAN, J .
SOLID STATE COMMUNICATIONS, 1976, 18 (08) :1005-1007
[4]  
Bonner W. A., 1970, Journal of Crystal Growth, V7, P65, DOI 10.1016/0022-0248(70)90116-8
[5]  
Brazhe R. A., 1976, Soviet Physics - Solid State, V17, P562
[6]  
ESASHI S, 1972, FUJITSU SCI TECH J, V8, P21
[7]   PHOTOCONDUCTIVITY OF PBMOO4 AND PBWO4 SINGLE-CRYSTALS [J].
GROENINK, JA ;
VANWEZEP, DA .
PHYSICA STATUS SOLIDI A-APPLIED RESEARCH, 1978, 49 (02) :651-654
[8]   GENERALIZED-APPROACH TO THE DEFECT CHEMISTRY OF TERNARY COMPOUNDS [J].
GROENINK, JA ;
JANSE, PH .
ZEITSCHRIFT FUR PHYSIKALISCHE CHEMIE-FRANKFURT, 1978, 110 (01) :17-28
[9]  
KROGER FA, 1947, PHILIPS RES REP, V2, P183
[10]   FLUORESCENCE OF TUNGSTATES AND MOLYBDATES [J].
KROGER, FA .
NATURE, 1947, 159 (4046) :674-675