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905992

Sigma-Aldrich

Tungsten diselenide

lithium intercalated

Synonym(s):

Tungsten (IV) diselenide

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About This Item

Empirical Formula (Hill Notation):
LiWSe2
CAS Number:
182482-86-6
Molecular Weight:
348.70
MDL number:
MFCD00049703
UNSPSC Code:
12352302
NACRES:
NA.23

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Product Name

Tungsten (IV) diselenide, lithium intercalated

form

solid

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General description

Tungsten (IV) diselenide is a p-type 2D semiconducting transition metal dichalcogenide (TMD) with an energy bandgap of 1-2 eV. It can be used in the fabrication of optoelectronic devices.[1][2]

Application

Tungsten (IV) diselenide can be used for a variety of applications such as fiber laser,[3][4] heterojunction solar cells,[5] and lithium batteries.[6]

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

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Certificates of Analysis (COA)

Lot/Batch Number
MKCJ5505

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Tungsten diselenide Q-switched erbium-doped fiber laser
Chen B, et al.
Optical Engineering, 55(8), 081306-081306 (2016)
Liquid-solid surface phase transformation of fluorinated fullerene on monolayer tungsten diselenide
Liu W, et al.
Nanotechnology, 29(17), 174002-174002 (2018)
A systematic study of the synthesis of monolayer tungsten diselenide films on gold foil
Yun SJ, et al.
Current Applied Physics, 16(9), 1216-1222 (2016)
Potential application of multilayer n-type tungsten diselenide (WSe2) sheet as transparent conducting electrode in silicon heterojunction solar cell
Tiwari P, et al.
Computational Materials Science, 136(17), 102-108 (2017)
Exploration of Nanostructured Functional Materials Based on Hybridization of Inorganic 2D Nanosheets
Gunjakar J L, et al.
The Journal of Physical Chemistry C, 118 (8), 3847-3863 (2014)
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