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Merck
CN

267554

Sigma-Aldrich

wire, diam. 0.25 mm, ≥99.9% trace metals basis

别名:

宽度

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About This Item

经验公式(希尔记法):
W
CAS号:
分子量:
183.84
EC 号:
MDL编号:
UNSPSC代码:
12141747
PubChem化学物质编号:
NACRES:
NA.23

质量水平

方案

≥99.9% trace metals basis

表单

wire

电阻率

4.9 μΩ-cm, 20°C

直径

0.25 mm

沸点

5660 °C (lit.)

mp

3410 °C (lit.)

密度

19.3 g/mL at 25 °C (lit.)

SMILES字符串

[W]

InChI

1S/W

InChI key

WFKWXMTUELFFGS-UHFFFAOYSA-N

应用

钨 (W) 丝可用于多种应用,包括:
  • 制备可用作场发射体、纳米探针和扫描隧道显微镜 (STM) 探针的钨针尖。
  • 提高无定形硅锗合金的能量带隙。
  • 制备照明行业应用的钨纤维。

数量

9.5g = 10m;95g = 100m

储存分类代码

11 - Combustible Solids

WGK

nwg

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

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

法规信息

新产品

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分析证书(COA)

Lot/Batch Number

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访问文档库

Recrystallization of tungsten wire for fabrication of sharp and stable nanoprobe and field-emitter tips
Greiner M and Kruse P
The Review of Scientific Instruments, 78(2), 026104-026104 (2007)
Tungsten fibre-reinforced composites for advanced plasma facing components
Neu R, et al.
Nuclear Materials and Energy, 12(1-2), 1308-1313 (2017)
Improving narrow bandgap a-SiGe: H alloys grown by hot-wire chemical vapor deposition
Xu Y, et al.
Thin Solid Films, 430(1-2), 197-201 (2003)
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

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