碲化铋 (CAS No.1304-82-1)
- 物化性质
- 灰色六方晶系结晶或粉末，相对密度7.642 g/cm³，熔点约585°C，不溶于水，溶于浓硫酸、硝酸和王水。具有优良的热电性能，为窄带隙半导体材料。
- 技术参数
- 含量不低于99.99%（4N级），杂质总含量低于100 ppm
English description（英文原文，共 1126 字符）
Product Name:Bismuth telluride
English Name:Bismuth telluride
CAS No.:1304-82-1
Aliases:Bismuth(III) telluride, Dibismuth tritelluride
Molecular Formula:Bi2Te3
Physical Properties:Gray hexagonal crystalline powder with a relative density of 7.642 g/cm³. Melting point is approximately 585°C. Insoluble in water, soluble in concentrated sulfuric acid, nitric acid, and aqua regia. It exhibits excellent thermoelectric properties and is a narrow-bandgap semiconductor material.
Uses:Bismuth telluride is one of the most mature thermoelectric materials and is mainly used in semiconductor refrigeration devices, thermoelectric power generation, and thermoelectric sensors. It is also applied in infrared detectors, thermal imaging equipment, and heat dissipation management for electronic devices.
Technical Specifications:
Purity is not less than 99.99% (4N grade), with total impurities below 100 ppm
Particle size range: 5-20 μm, customizable upon request
Bulk density: 1.5-2.5 g/cm³
Room-temperature electrical conductivity: 1.0×10⁵ S/m (typical)
Thermoelectric figure of merit (ZT): approximately 0.8-1.0 at 300K
English Name:Bismuth telluride
CAS No.:1304-82-1
Aliases:Bismuth(III) telluride, Dibismuth tritelluride
Molecular Formula:Bi2Te3
Physical Properties:Gray hexagonal crystalline powder with a relative density of 7.642 g/cm³. Melting point is approximately 585°C. Insoluble in water, soluble in concentrated sulfuric acid, nitric acid, and aqua regia. It exhibits excellent thermoelectric properties and is a narrow-bandgap semiconductor material.
Uses:Bismuth telluride is one of the most mature thermoelectric materials and is mainly used in semiconductor refrigeration devices, thermoelectric power generation, and thermoelectric sensors. It is also applied in infrared detectors, thermal imaging equipment, and heat dissipation management for electronic devices.
Technical Specifications:
Purity is not less than 99.99% (4N grade), with total impurities below 100 ppm
Particle size range: 5-20 μm, customizable upon request
Bulk density: 1.5-2.5 g/cm³
Room-temperature electrical conductivity: 1.0×10⁵ S/m (typical)
Thermoelectric figure of merit (ZT): approximately 0.8-1.0 at 300K
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常见问题
- 碲化铋的 CAS 号是多少？
- 碲化铋的 CAS 号是 1304-82-1。
- 碲化铋的分子式和分子量是什么？
- 碲化铋的分子式为 Bi2Te3。
- 碲化铋的英文名称是什么？
- 碲化铋的英文名称为 Bismuth telluride。
- 碲化铋还有哪些别名？
- 碲化铋又称 碲化铋(III)、三碲化二铋。
- 碲化铋有哪些供应商和生产厂家？
- 掌上化工当前收录 1 条碲化铋供应报价，来自 1 家供应商，可按地区、纯度、级别筛选对比。
- 碲化铋的供应商主要分布在哪些地区？
- 碲化铋的供应商主要分布在 上海市（1 条） 等地。
- 碲化铋有哪些级别可选？
- 平台上碲化铋的供应级别包括 工业级。
- 碲化铋的报价单位是什么？
- 碲化铋的报价单位主要有 千克。
- 哪里可以查到碲化铋的价格？
- 掌上化工碲化铋产品页汇总了各供应商的最新报价与规格，地址：/chemicals/1304-82-1/。部分供应商价格为电议，可通过页面上的询价功能直接获取。
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