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Merck
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文件

633097

Sigma-Aldrich

硅

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

别名:

Silicon anode material

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About This Item

线性分子式:
Si
CAS号:
7440-21-3
分子量:
28.09
EC號碼:
231-130-8
MDL號碼:
MFCD00085311
分類程式碼代碼:
12352302
PubChem物質ID:
24882537
NACRES:
NA.23

化驗

≥98% trace metals basis

形狀

nanopowder

粒徑

<100 nm (TEM)

bp

2355 °C (lit.)

mp

1410 °C (lit.)

密度

2.33 g/mL at 25 °C (lit.)

SMILES 字串

[Si]

InChI

1S/Si

InChI 密鑰

XUIMIQQOPSSXEZ-UHFFFAOYSA-N

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一般說明

我们的 电池级硅纳米粉具有100纳米的颗粒尺寸和 98%的纯度。由于其良好的电化学性质，这种轻质灰色粉末在先进电池研究和开发中极受 欢迎 。它具有高比表面积， 从而实现更好的电化学性能，小尺寸确保 其在电池电极中分散良好。凭借一致的 颗粒尺寸和高纯度，这种硅纳米粉末是 有意改善锂离子电池性能的电池研究者和制造商 的绝佳选择。

應用

我们的 硅纳米粉是一种多功能材料，可用于 各种领域，如能量储存、生物医学和电子 行业。良好的电化学性质令其成为先进锂离子电池开发中极受欢迎 的材料。 我们电池级硅纳米粉末的小颗粒尺寸和高比表面积 令其成为锂离子电池阳极中 良好的候选材料。 与传统石墨阳极相比，使用硅纳米粉末阳极的高容量锂离子电池 有望实现更大的能量密度和更长的使用寿命 。 此外，高纯度和一致的颗粒尺寸使其成为 电池研究人员和制造商的可靠材料。

特點和優勢

小颗粒尺寸确保这种电池级硅纳米粉在电池电极内部分散良好。
  • 良好的分散性
  • 高比表面积
  • 改善的机械稳定性
  • 增强的性能

象形圖

Flame
GHS02

訊號詞

Warning

危險聲明

H228

危險分類

Flam. Sol. 2

儲存類別代碼

4.1B - Flammable solid hazardous materials

水污染物質分類（WGK）

WGK 3

閃點（°F）

Not applicable

閃點（°C）

Not applicable

個人防護裝備

Eyeshields, Gloves, type N95 (US)

分析证书(COA)

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

GF92543317

硅

二氧化硅 nanopowder (spherical, porous), 5-20&#160;nm particle size (TEM), 99.5% trace metals basis

Sigma-Aldrich

637246

二氧化硅

二氧化硅 nanopowder, 99.8% trace metals basis

Sigma-Aldrich

718483

二氧化硅

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)
Pil Ju Ko et al.
Journal of nanoscience and nanotechnology, 13(4), 2451-2460 (2013-06-15)
The physical properties of porous materials are being exploited for a wide range of applications including optical biosensors, waveguides, gas sensors, micro capacitors, and solar cells. Here, we review the fast, easy and inexpensive electrochemical anodization based fabrication porous silicon
Seungil Park et al.
Journal of nanoscience and nanotechnology, 13(5), 3397-3402 (2013-07-19)
We investigated the thin film growths of hydrogenated silicon by hot-wire chemical vapor deposition with different flow rates of SiH4 and H2 mixture ambient and fabricated thin film solar cells by implementing the intrinsic layers to SiC/Si heterojunction p-i-n structures.
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