356972

Sigma-Aldrich

Tungsten

wire, diam. 0.5 mm, ≥99.9% trace metals basis

Sinônimo(s):
W
Empirical Formula (Hill Notation):
W
Número CAS:
Peso molecular:
183.84
Número EC:
Número MDL:
ID de substância PubChem:
NACRES:
NA.23

Nível de qualidade

100

teor

≥99.9% trace metals basis

forma

wire

resistividade

4.9 μΩ-cm, 20°C

diâmetro

0.5 mm

pb

5660 °C (lit.)

pf

3410 °C (lit.)

densidade

19.3 g/mL at 25 °C (lit.)

SMILES string

[W]

InChI

1S/W

InChI key

WFKWXMTUELFFGS-UHFFFAOYSA-N

Categorias relacionadas

Embalagem

18.9 g in rigid mailer

Quantidade

18.9 g = 5 m; 94.5 g = 25 m

Equipamento de proteção individual

dust mask type N95 (US), Eyeshields, Gloves, type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges

RIDADR

NONH for all modes of transport

WGK Alemanha

nwg

Ponto de fulgor (ºF)

Not applicable

Ponto de fulgor (ºC)

Not applicable

Certificado de análise

Certificado de origem

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...
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...
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...
Bing Sun et al.
Biosensors & bioelectronics, 44, 48-51 (2013-02-09)
A universal photoelectrochemical (PEC) sensing platform was fabricated based on the composition of protoporphyrin IX (PPIX), tungsten trioxide (WO3) and reduced graphene oxide (rGO) on indium tin oxide (ITO) electrode for detecting cysteine in aqueous solution. The rGO layer was...
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...

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