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349283

Sigma-Aldrich

Gold

wire, diam. 0.1 mm, 99.99% trace metals basis

Synonym(s):

Gold Powder, Gold black, Gold element

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About This Item

Empirical Formula (Hill Notation):
Au
CAS Number:
Molecular Weight:
196.97
EC Number:
MDL number:
UNSPSC Code:
12141717
PubChem Substance ID:
NACRES:
NA.23

Assay

99.99% trace metals basis

form

wire

resistivity

2.05 μΩ-cm, 0°C

diam.

0.1 mm

bp

2808 °C (lit.)

mp

1063 °C (lit.)

density

19.3 g/mL at 25 °C (lit.)

SMILES string

[Au]

InChI

1S/Au

InChI key

PCHJSUWPFVWCPO-UHFFFAOYSA-N

Application

Gold wires can be used for a variety of applications such as a probe for tip enhanced near-field optical microscopy (TENOM) which can further be used in the detection of fluorescence or Raman emission and as a probe that facilitates the electrical conductivity of the metallic composites.

Quantity

150 mg = 1 m; 750 mg = 5 m

Storage Class Code

11 - Combustible Solids

WGK

nwg

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Enhanced image contrast with delocalized near-field excitation
Sanchez E, et al.
Crystal Research and Technology, 49(9), 681-689 (2014)
Apertureless near-field/far-field CW two-photon microscope for biological and material imaging and spectroscopic applications
Nowak DB, et al.
Applied Optics, 49(35), 6766-6771 (2010)
Stretchable gold conductors on elastomeric substrates
Lacour S, et al.
Applied Physics Letters, 82(15), 2404-2406 (2003)
Fengxian Zheng et al.
Journal of nanoscience and nanotechnology, 13(6), 3990-3998 (2013-07-19)
Gold nanoparticles (AuNPs) are of biomedical importance, such as delivery vectors. Therefore, we used all-atom molecular dynamic simulations to study the interaction of AuNPs with cell membrane (DMPC bilayer). We observed that the AuNPs adhered spontaneously on the surface of
Claudia Diletto et al.
Journal of nanoscience and nanotechnology, 13(7), 5215-5220 (2013-08-02)
Innovative hybrid nanocomposites based on a nanostructured block copolymer (BCP) matrix whose lamellar nanodomains are selectively loaded with metal nanoparticles, have been prepared. A symmetric poly(styrene-b-methylmethacrylate) (PS-b-PMMA) amorphous BCP showing a lamellar morphology has been employed. Thin films of PS-b-PMMA

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