593486

Sigma-Aldrich

nanopowder, <25 nm particle size (BET), ≥99% trace metals basis

别名:
Ta
Empirical Formula (Hill Notation):
Ta
CAS号:
分子量:
180.95
EC 号:
MDL编号:
PubChem化学物质编号:
NACRES:
NA.23

蒸汽压

<0.01 mmHg ( 537.2 °C)

测定

≥99% trace metals basis

形式

nanopowder

自燃温度

572 °F

电阻率

13.5 μΩ-cm, 20°C

粒径

<25 nm (BET)

bp

5425 °C (lit.)

mp

2996 °C (lit.)

密度

16.69 g/cm3 (lit.)

SMILES string

[Ta]

InChI

1S/Ta

InChI key

GUVRBAGPIYLISA-UHFFFAOYSA-N

一般描述

超细颗粒的大量附聚体。

包装

5 g in glass bottle

象形图

Flame

警示用语:

Danger

危险声明

预防措施声明

hazcat

Flam. Sol. 1

storage_class_code

4.1B - Flammable solid hazardous materials

WGK Germany

nwg

闪点(F)

Not applicable

闪点(C)

Not applicable

分析证书

原产地证书 (CofO)

Guilan Zhang et al.
International journal of nanomedicine, 15, 2419-2435 (2020-05-06)
In recent years, nanomaterials have been increasingly developed and applied in the field of bone tissue engineering. However, there are few studies on the induction of bone regeneration by tantalum nanoparticles (Ta NPs) and no reports on the effects of...
Hany A El-Sayed et al.
Nanoscale, 5(4), 1494-1498 (2013-01-23)
Ta oxide nanotubes (NTs) were formed by the anodization of Ta at 15 V in a solution of concentrated sulfuric acid containing 0.8-1.0 M hydrofluoric acid. To study the initial stages of NT formation, FESEM images of samples anodized for...
Thomas Larzon et al.
Vascular, 21(2), 87-91 (2013-03-20)
Control of back bleeding from the hypogastric artery into the aneurysm after endovascular aneurysm repair (EVAR) of a ruptured aorto-iliac aneurysm may be necessary in order to avoid a type II endoleak. It is an emergency situation and selective catheterization...
Orbital ultrasound in the selective screening of a dural-cavernous sinus fistula.
Hamid Shokoohi et al.
European journal of emergency medicine : official journal of the European Society for Emergency Medicine, 20(2), 137-139 (2013-02-26)
S Nag et al.
Journal of the mechanical behavior of biomedical materials, 16, 21-28 (2012-11-10)
Microstructure and mechanical properties of laser deposited complex quaternary Ti-34Nb-7Zr-7Ta (all wt%), an orthopedic load-bearing implant alloy, has been investigated in detail in both as-deposited as well as heat-treated (β-solutionized and quenched) conditions. The difference in stress-strain behavior of this...

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