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771678

Sigma-Aldrich

Copper

nanowires, dispersion, 20 wt. % in ethanol

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About This Item

Empirical Formula (Hill Notation):
Cu
CAS Number:
Molecular Weight:
63.55
MDL number:
UNSPSC Code:
12352302
PubChem Substance ID:

form

dispersion
nanowires

concentration

20 wt. % in ethanol

resistivity

1.673 μΩ-cm, 20°C

diameter

178 nm

bp

2567 °C (lit.)

mp

1083.4 °C (lit.)

density

0.913 g/mL at 25 °C
8.94 g/mL at 25 °C (lit.)

SMILES string

[Cu]

InChI

1S/Cu

InChI key

RYGMFSIKBFXOCR-UHFFFAOYSA-N

Application

Copper nanowires can be dispersed onto transparent substrates in order to create lost cost transparent conductors[1]. Copper nanowires have also been studied for their shape memory properties[2].

The nanowires are air sensitive and can oxidize over time if exposed to air. Material arrives under ethanol to reduce oxidation. Material should be packaged under nitrogen atmosphere and ethanol after reciept. Entire shipment should be packaged under inert gas upon arrival.

pictograms

FlameExclamation mark

signalword

Danger

hcodes

Hazard Classifications

Eye Irrit. 2 - Flam. Liq. 2

Storage Class

3 - Flammable liquids

wgk_germany

WGK 2

flash_point_f

65.0 °F - closed cup

flash_point_c

18.33 °C - closed cup


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The growth mechanism of copper nanowires and their properties in flexible, transparent conducting films.
Aaron R Rathmell et al.
Advanced materials (Deerfield Beach, Fla.), 22(32), 3558-3563 (2010-06-01)
Wuwei Liang et al.
Nano letters, 5(10), 2039-2043 (2005-10-13)
A rubber-like pseudoelastic behavior is discovered in single-crystalline face-centered-cubic (FCC) Cu nanowires in atomistic simulations. Nonexistent in bulk Cu, this phenomenon is associated primarily with a reversible crystallographic lattice reorientation driven by the high surface-stress-induced internal stresses due to high
Adam Southon et al.
Metallomics : integrated biometal science, 5(10), 1346-1356 (2013-08-02)
Copper (Cu) is an essential redox active metal that is potentially toxic in excess. Multicellular organisms acquire Cu from the diet and must regulate uptake, storage, distribution and export of Cu at both the cellular and organismal levels. Systemic Cu
Alina Fedoseienko et al.
Annals of the New York Academy of Sciences, 1314, 6-14 (2014-04-05)
Copper is an important cofactor in numerous biological processes in all living organisms. However, excessive copper can be extremely toxic, so it is vital that the copper level within a cell is tightly regulated. The damaging effect of copper is
Julie E Gleason et al.
Proceedings of the National Academy of Sciences of the United States of America, 111(16), 5866-5871 (2014-04-09)
The human fungal pathogens Candida albicans and Histoplasma capsulatum have been reported to protect against the oxidative burst of host innate immune cells using a family of extracellular proteins with similarity to Cu/Zn superoxide dismutase 1 (SOD1). We report here

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