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Merck
CN
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安全信息

808822

Sigma-Aldrich

二硒化钨

Crystal, 99.995%

别名:

Tungsten (IV) selenide, Tungsten selenide

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About This Item

线性分子式:
WSe2
CAS号:
12067-46-8
分子量:
341.76
MDL编号:
MFCD00049703
UNSPSC代码:
26111700
PubChem化学物质编号:
329769125
NACRES:
NA.23

质量水平

100

描述

Electrical properties: Semiconductor, p-type

检测方案

99.995%

形式

crystals

长度 × 宽度 × 高度

0.5 cm × 0.5 cm × 0.1-0.15 mm, typical size, some variation in dimensions may occur with different batches

primary crystallite size

~10 mm (hexagonal)

SMILES字符串

[Se]=[W]=[Se]

InChI

1S/2Se.W

InChI key

ROUIDRHELGULJS-UHFFFAOYSA-N

相关类别

应用

The two dimensional layered inorganic nanomaterials have drawn significant attention recently owing to their thickness dependent physical and chemical properties. They find applications in photocatalysis, phtotovoltaics, gas sensing, lithium ion batteries, field effect transistors, spintronics etc. Transition metal dischalcogenides represent an important class of inorganic 2D materials having the aforementioned applications.

制备说明

Store under nitrogen atmosphere.

警示用语：

Danger

危险分类

Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - STOT RE 2

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

法规信息

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