Effects of processing chemistry on electrical properties of high field ZnO varistors
Conference
·
OSTI ID:5961617
High-field ZnO-based varistors (10 less than or equal to E less than or equal to 100 kV/cm at J = 5A/cm/sup 2/) with non-linearity coefficients (..cap alpha..) greater than 30 were fabricated by sintering chemically prepared precursor powders at 675 to 740/sup 0/C in air. The chemistry used is discussed and related to precursor powder morphology and to microstructural and electrical properties of varistors. 9 references, 4 figures, 2 tables.
- Research Organization:
- Sandia National Labs., Albuquerque, NM (USA)
- DOE Contract Number:
- AC04-76DP00789
- OSTI ID:
- 5961617
- Report Number(s):
- SAND-85-0387C; CONF-850267-1; ON: DE85007688
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
36 MATERIALS SCIENCE
360601 -- Other Materials-- Preparation & Manufacture
37 INORGANIC, ORGANIC, PHYSICAL, AND ANALYTICAL CHEMISTRY
400400* -- Electrochemistry
BISMUTH COMPOUNDS
BISMUTH OXIDES
CHALCOGENIDES
COBALT COMPOUNDS
COBALT OXIDES
DATA
DOPED MATERIALS
ELECTRICAL EQUIPMENT
EQUIPMENT
EXPERIMENTAL DATA
FABRICATION
HIGH TEMPERATURE
INFORMATION
MANGANESE COMPOUNDS
MANGANESE OXIDES
MATERIALS
METALLURGY
NUMERICAL DATA
OXIDES
OXYGEN COMPOUNDS
POWDER METALLURGY
RESISTORS
SEMICONDUCTOR DEVICES
SEMICONDUCTOR RESISTORS
SINTERING
TRANSITION ELEMENT COMPOUNDS
VERY HIGH TEMPERATURE
ZINC COMPOUNDS
ZINC OXIDES
360601 -- Other Materials-- Preparation & Manufacture
37 INORGANIC, ORGANIC, PHYSICAL, AND ANALYTICAL CHEMISTRY
400400* -- Electrochemistry
BISMUTH COMPOUNDS
BISMUTH OXIDES
CHALCOGENIDES
COBALT COMPOUNDS
COBALT OXIDES
DATA
DOPED MATERIALS
ELECTRICAL EQUIPMENT
EQUIPMENT
EXPERIMENTAL DATA
FABRICATION
HIGH TEMPERATURE
INFORMATION
MANGANESE COMPOUNDS
MANGANESE OXIDES
MATERIALS
METALLURGY
NUMERICAL DATA
OXIDES
OXYGEN COMPOUNDS
POWDER METALLURGY
RESISTORS
SEMICONDUCTOR DEVICES
SEMICONDUCTOR RESISTORS
SINTERING
TRANSITION ELEMENT COMPOUNDS
VERY HIGH TEMPERATURE
ZINC COMPOUNDS
ZINC OXIDES