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633097

Sigma-Aldrich

Silicon

nanopowder, <100 nm particle size (TEM), ≥98% trace metals basis

Sinónimos:

Silicon anode material

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About This Item

Fórmula lineal:
Si
Número de CAS:
7440-21-3
Peso molecular:
28.09
EC Number:
231-130-8
MDL number:
MFCD00085311
UNSPSC Code:
12352302
PubChem Substance ID:
24882537
NACRES:
NA.23

Quality Level

100

assay

≥98% trace metals basis

form

nanopowder

particle size

<100 nm (TEM)

bp

2355 °C (lit.)

mp

1410 °C (lit.)

density

2.33 g/mL at 25 °C (lit.)

SMILES string

[Si]

InChI

1S/Si

InChI key

XUIMIQQOPSSXEZ-UHFFFAOYSA-N

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General description

Our battery-grade silicon nanopowder features a 100 nm particle size with a purity of 98%. This light grey powder is a highly sought-after material for advanced battery research and development due to its exceptional electrochemical properties. It has a high specific surface area, allowing for better electrochemical performance, and its small particle size ensures excellent dispersion within battery electrode formulations. With consistent particle size and high purity, this silicon nanopowder is an excellent choice for battery researchers and manufacturers looking to enhance the performance of their lithium-ion batteries.

Application

Our silicon nanopowder is a highly versatile material with applications in various fields such as energy storage, biomedical, and electronics industries. Its exceptional electrochemical properties make it a highly sought-after material for the development of advanced lithium-ion batteries. The small particle size and high specific surface area of our battery-grade silicon nanopowder make it an excellent candidate for use in the anode of lithium-ion batteries. The high-capacity lithium-ion batteries utilizing silicon nanopowder anodes have the potential to achieve greater energy density and longer cycle life compared to traditional graphite anodes. Furthermore, its high purity and consistent particle size make it a reliable material for battery researchers and manufacturers.

Features and Benefits

This battery-grade silicon nanopowder ensures excellent dispersion within battery electrode formulations due to its small particle size.
  • Superior Dispersion
  • High Specific Surface Area
  • Improved Mechanical Stability
  • Enhanced Performance

pictograms

Flame
GHS02

signalword

Warning

hcodes

H228

Hazard Classifications

Flam. Sol. 2

Storage Class

4.1B - Flammable solid hazardous materials

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

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Certificados de análisis (COA)

Lot/Batch Number
MKCW2329
MKCV0568
MKCR2401
MKCP8819
MKCP6299

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Silicon powder, 150 max. part. size (micron), weight 2000&#160;g, purity 97.5%

GF92543317

Silicon

Sílice nanopowder (spherical, porous), 5-20&#160;nm particle size (TEM), 99.5% trace metals basis

Sigma-Aldrich

637246

Sílice

Sílice nanopowder, 99.8% trace metals basis

Sigma-Aldrich

718483

Sílice

Zhenhui Kang et al.
Nanoscale, 3(3), 777-791 (2010-12-17)
Owing to their abundant unique properties and ready compatibility with Si microelectronic technology, Si nanostructures are becoming one of the most important classes of nano semiconductors. Particularly, small-sized Si nanoparticles possess distinctive photoluminescence (PL), biocompatibility, and active surface properties. In
Yuki Kobayashi et al.
Journal of nanoparticle research : an interdisciplinary forum for nanoscale science and technology, 19(5), 176-176 (2017-06-06)
Si and its oxide are nonpoisonous materials, and thus, it can be taken for medical effects. We have developed a method of generation of hydrogen by use of reactions of Si nanopowder with water in the neutral pH region. Si
High temperature Boron-based thermoelectric materials
Mori T
Material Matters, 4, 37-37 (2009)
Bo-Soon Kim et al.
Journal of nanoscience and nanotechnology, 13(5), 3622-3626 (2013-07-19)
A subwavelength structure (SWS) was formed via a simple chemical wet etching using a gold (Au) catalyst. Single nano-sized Au particles were fabricated by metallic self-aggregation. The deposition and thermal annealing of the thin metallic film were carried out. Thermal
Chengyong Li et al.
Journal of nanoscience and nanotechnology, 13(3), 2272-2275 (2013-06-13)
Mesoporous Si-C-O fibers were fabricated by air activation of a kind of carbon-rich SiC-C fibers at 600 degrees C. The SiC-C fibers were prepared from the hybrid precursor of polycarbosilane and pitch through melt-spinning, air curing and pyrolysis in nitrogen.
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