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Merck
CN

254266

Sigma-Aldrich

碲化铅(II)

greener alternative

99.998% trace metals basis

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About This Item

线性分子式:
PbTe
CAS号:
分子量:
334.80
EC 号:
MDL编号:
UNSPSC代码:
26111700
PubChem化学物质编号:
NACRES:
NA.23

质量水平

方案

99.998% trace metals basis

表单

crystals and lumps

环保替代产品特性

Design for Energy Efficiency
Learn more about the Principles of Green Chemistry.

sustainability

Greener Alternative Product

mp

905 °C (lit.)

密度

8.164 g/mL at 25 °C (lit.)

环保替代产品分类

SMILES字符串

[Te]=[PbH2]

InChI

1S/Pb.Te

InChI key

OCGWQDWYSQAFTO-UHFFFAOYSA-N

一般描述

Lead telluride (PbTe) has a cubic rocksalt crystal structure which undergoes transition at high pressures to an orthorhombic structure.1 PbTe is a thermoelectric material, oxidation in air has been reported. 2
We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product has been enhanced for energy efficiency. Find details here.

应用

Lead(II) telluride (PbTe) is a narrow bandgap semiconductor with good electrical properties. It is a thermoelectric material with thermal conductivity of ~2 Wm−1K−1 at 300 K, which can be used in thermoelectric power generation and energy conversion.

包装

Packaged in glass bottles

警示用语:

Danger

危险分类

Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 2 - Repr. 1A - STOT RE 2

储存分类代码

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

Eyeshields, Gloves, type P3 (EN 143) respirator cartridges


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分析证书(COA)

Lot/Batch Number

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Far infrared high-performance lead telluride-based photodetectors for space-born applications
Chesnokov SN, et al.
Infrared Physics &Technology, 35(1), 23-31 (1994)
Microscopic mechanism of low thermal conductivity in lead telluride
Shiga T, et al.
Physical Review. B, Condensed Matter and Materials Physics, 85(15), 155203-155203 (2012)
The effects of the size and the doping concentration on the power factor of n-type lead telluride nanocrystals for thermoelectric energy conversion
Fang H, et al.
Nano Letters, 14(3), 1153-1157 (2014)
Lead telluride as a thermoelectric material for thermoelectric power generation
Dughaish ZH
Physica B: Condensed Matter, 322(1-2), 205-223 (2002)

商品

热电材料包含多种固体化合物,它们可以转化热能和电能。

Thermoelectric materials comprise a wide range of solid compounds distinguished by their ability to convert thermal and electrical energy.

Higher transition metal silicides are ideal for anisotropic thermoelectric conversion due to their Seebeck coefficient anisotropy and mechanical properties.

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