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95410

Sigma-Aldrich

Tungsten(VI) oxide

powder, puriss., 99.9%

Synonym(s):

Tungstic anhydride

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100 G
$106.00
500 G
$378.00

About This Item

Linear Formula:
WO3
CAS Number:
Molecular Weight:
231.84
EC Number:
MDL number:
UNSPSC Code:
12352303
PubChem Substance ID:
NACRES:
NA.23

$106.00


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grade

puriss.

Quality Level

assay

99.9%

form

powder

density

7.16 g/mL at 25 °C (lit.)

SMILES string

O=[W](=O)=O

InChI

1S/3O.W

InChI key

ZNOKGRXACCSDPY-UHFFFAOYSA-N

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General description

Tungsten(VI) oxide (WO3) is a semiconducting material with excellent electrochromic properties. It is a cost efficient material with a high optical modulation. It can be synthesized by a variety of methods which include chemical vapor deposition, electrodeposition, and other sol-gel based coating processes.[1]

Application

WO3 can be used for a wide range of applications such as electrochemical devices,[2] photocatalysis,[3] biological sensors,[4] and other display devices.[1]

Caution

may contain dark blue particles.

Storage Class

13 - Non Combustible Solids

wgk_germany

nwg

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves


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Electrochemical reduction of tungsten compounds to produce tungsten powder
Erdogan M and Karakaya I
Metall. Mater. Trans. B (2010)
Inkjet printing of sol-gel derived tungsten oxide inks
Vidmar T, et al.
Solar Energy Materials and Solar Cells, 125, 87-95 (2014)
Wenshuo Xu et al.
Small (Weinheim an der Bergstrasse, Germany), 16(3), e1905985-e1905985 (2019-12-20)
2D semiconducting transition metal dichalcogenides (TMDs) are endowed with fascinating optical properties especially in their monolayer limit. Insulating hBN films possessing customizable thickness can act as a separation barrier to dictate the interactions between TMDs. In this work, vertical layered
Sidra Farid et al.
Nanotechnology, 31(9), 095706-095706 (2019-11-12)
We report a detailed analysis on the effects of processing parameters for sputtered tungsten trioxide (WO3) thin nanoscale films on their structural, vibrational and electrical properties. The research aims to understand the fundamental aspects of WO3 sputtering at relatively low
Building of peculiar heterostructure of Ag/two-dimensional fullerene shell-WO3-x for enhanced photoelectrochemical performance
Ren Y, et al.
Applied Catalysis. B, Environmental, 231, 381-390 (2018)

Questions

  1. WO3 합성에 쓰인 precursor와 합성 방법을 알려주실 수 있나요?

    1 answer
    1. This product is categorized as a Quality Level 200. The methods of preparation are proprietary for items with Quality Levels under 400. There may be additional information found in the Peer Reviewed Papers section of the product page:

      https://www.sigmaaldrich.com/search/95410?focus=papers&page=1&perpage=30&sort=relevance&term=95410&type=citation_search

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