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357197

Sigma-Aldrich

Tungsten

foil, thickness 0.127 mm, ≥99.9% trace metals basis

Sinônimo(s):

W

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About This Item

Fórmula empírica (Notação de Hill):
W
Número CAS:
7440-33-7
Peso molecular:
183.84
Número CE:
231-143-9
Número MDL:
MFCD00011461
Código UNSPSC:
12141747
ID de substância PubChem:
24861894
NACRES:
NA.23

Nível de qualidade

100

Ensaio

≥99.9% trace metals basis

Formulário

foil

resistividade

4.9 μΩ-cm, 20°C

espessura

0.127 mm

p.e.

5660 °C (lit.)

pf

3410 °C (lit.)

densidade

19.3 g/mL at 25 °C (lit.)

cadeia de caracteres SMILES

[W]

InChI

1S/W

chave InChI

WFKWXMTUELFFGS-UHFFFAOYSA-N

Quantidade

50 × 50 mm (approximately 6 g)
100 × 100 mm (approximately 24 g)

Código de classe de armazenamento

11 - Combustible Solids

Classe de risco de água (WGK)

nwg

Ponto de fulgor (°F)

Not applicable

Ponto de fulgor (°C)

Not applicable

Equipamento de proteção individual

dust mask type N95 (US), Eyeshields, Gloves, type P3 (EN 143) respirator cartridges

Escolha uma das versões mais recentes:

Certificados de análise (COA)

Lot/Batch Number
MKCQ9358
MKCM6891
MKCM2568
MKCG8766
MKCF9298

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Weijie Zhao et al.
ACS nano, 7(1), 791-797 (2012-12-22)
Geometrical confinement effect in exfoliated sheets of layered materials leads to significant evolution of energy dispersion in mono- to few-layer thickness regime. Molybdenum disulfide (MoS(2)) was recently found to exhibit indirect-to-direct gap transition when the thickness is reduced to a
Zhigang Chen et al.
Advanced materials (Deerfield Beach, Fla.), 25(14), 2095-2100 (2013-02-22)
A new photothermal coupling agent for photothermal ablation (PTA) therapy of tumors is developed based on ultrathin PEGylated W18O49 nanowires. After being injected with the nanowire solution, the in vivo tumors exhibit a rapid temperature rise to 50.0 ± 0.5
Denys Shevchenko et al.
Dalton transactions (Cambridge, England : 2003), 42(14), 5130-5139 (2013-02-14)
A rare example of a "monomeric" triple transition-metal substituted Keggin anion has been synthesized and characterized by various methods including X-ray crystallography, ESI and MALDI mass spectrometry, electrochemistry, EPR, and SQUID.
Karel Deprez et al.
Medical physics, 40(1), 012501-012501 (2013-01-10)
The construction of complex collimators with a high number of oblique pinholes is very labor intensive, expensive or is sometimes impossible with the current available techniques (drilling, milling or electric discharge machining). All these techniques are subtractive: one starts from
Michael L Crichton et al.
Biomaterials, 34(8), 2087-2097 (2012-12-25)
The recent emergence of micro-devices for vaccine delivery into upper layers of the skin holds potential for increased immune responses using physical means to target abundant immune cell populations. A challenge in doing this has been a limited understanding of
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