所有图片(2)

697745

Sigma-Aldrich

Carbon coated magnetic, nanopowder, <50 nm particle size (TEM), ≥99%

别名:
碳包覆钴纳米粒子, 磁性钴
Empirical Formula (Hill Notation):
Co
CAS号:
分子量:
58.93
MDL编号:
PubChem化学物质编号:
NACRES:
NA.23

质量水平

100

物料

carbon

测定

≥99%

形式

nanopowder

组成

Carbon content, <8 wt. %

磁化

>150 emu/g, Mass saturation

电阻率

6.24 μΩ-cm, 20°C

粒径

<50 nm (TEM)

表面积

BET surf. area >15 m2/g

bp

2900 °C (lit.)

密度

8.9 g/mL at 25 °C (lit.)

特色行业

Battery Manufacturing

SMILES string

[Co]

InChI

1S/Co

InChI key

GUTLYIVDDKVIGB-UHFFFAOYSA-N

正在寻找类似产品? Visit 产品对比指南

应用

Air- and thermally-stable magnetic carbon-coated cobalt nanoparticles (nanomagnets). Carbon shell consists of approximately three graphitic layers and can be chemically functionalized using e.g. diazotization reactions.

包装

500 mg in glass insert

警示用语:

Danger

Hazard Classifications

Acute Tox. 1 Inhalation - Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1B - Eye Irrit. 2 - Muta. 2 - Repr. 1B - Resp. Sens. 1 - Skin Sens. 1 - STOT RE 2

Storage Class Code

4.1B - Flammable solid hazardous materials

WGK

WGK 3

闪点(F)

Not applicable

闪点(C)

Not applicable

个人防护装备

dust mask type N95 (US), Eyeshields, Faceshields, Gloves

分析证书

原产地证书 (CofO)

Luechinger, N.A.; Booth, N.; Heness, G.; Bandyopadhyay, S.; Grass, R.N.; Stark W.J.
Advanced Materials, 20, 3044-3044 (2008)
Chun Ghee Tan et al.
Chemical communications (Cambridge, England), (36), 4297-4299 (2008-09-20)
To develop magnetic nanomaterials applicable to organic synthesis, the Suzuki cross-coupling method was adapted to attach a range of functional groups to carbon-coated core-shell materials via commercially-available substituted arylboronic acids.
Covalently functionalized cobalt nanoparticles as a platform for magnetic separations in organic synthesis.
Robert N Grass et al.
Angewandte Chemie (International ed. in English), 46(26), 4909-4912 (2007-05-23)
Alexander Schätz et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 14(27), 8262-8266 (2008-07-31)
TEMPO was grafted on graphene-coated nanobeads with a magnetic cobalt core by using a general applicable "click"-chemistry protocol. The new heterogeneous CoNP-TEMPO emerged as a highly active catalyst for the chemoselective oxidation of primary and secondary alcohols using bleach as...
Pushya A Potnis et al.
Cellular immunology, 282(1), 53-65 (2013-05-18)
Metal orthopedic implant debris-induced osteolysis of hip bone is a major problem in patients with prosthetic-hips. Although macrophages are the principal targets for implant-wear debris, the receptor(s) and mechanisms underlying these responses are not fully elucidated. We examined whether the...

技术文章

Nanofluids for Biomedical Applications

Currently, magnetic nanoparticles (MNPs) are attracting a lot of attention because of the possibility of many novel applications, especially in biomedical research.

Chemical Synthesis of Monodisperse Magnetic Nanoparticles

Magnetic nanoparticles have attracted tremendous attention due to their novel properties and their potential applications in magnetic recording, magnetic energy storage and biomedicine.

Strategy for Toxicity Screening of Nanomaterials

A key challenge for nanomaterial safety assessment is the ability to handle the large number of newly engineered nanomaterials (ENMs), including developing cost-effective methods that can be used for hazard screening.

Functional Magnetic Materials: Synergy Between Basic Science and Evolving Technology

The application of magnetism and magnetic materials pervades our modern civilization in the form of electrical power, communications and information storage.

查看所有结果

我们的科学家团队拥有各种研究领域经验,包括生命科学、材料科学、化学合成、色谱、分析及许多其他领域.

联系技术服务部门