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777684

Sigma-Aldrich

还原氧化石墨烯

别名:

rGO

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About This Item

线性分子式:
CxOyHz
分類程式碼代碼:
12352103
NACRES:
NA.23

描述

chemically reduced

品質等級

100

形狀

powder

成份

Carbon, ≥75 wt. %
Nitrogen, >5 wt. %
Oxygen, <22 wt. %

表面積

450 m2/g

傅導性

>600 S/m

溶解度

water: insoluble

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相关类别

一般說明

氧化石墨烯的结构类似于含有残余氧、杂原子和结构缺陷的石墨烯。还原氧化石墨烯 (rGO) 可以从氧化石墨 (GO) 浆料的水溶液中以薄膜形式提取。许多现代合成 GO 的方法都是基于 Hummers 法，即石墨被高锰酸钾硫酸溶液氧化。曾报告使用肼还原 GO。然而，肼是剧毒的并且能潜在地与氮杂原子起作用去。由于这些问题，包括 NaBH 4 、抗坏血酸和 HI 等肼的替代品已被用于还原 GO。GO 可以作为薄膜或在水溶液中还原。最近对还原方法进行了审查。

應用

Webinar：基于石墨烯的纳米材料，适用于多功能生物传感器
利用旋涂还原氧化石墨烯 (rGO) 薄膜作为缓冲层制备体异质结有机太阳能电池。聚乙二醇化 rGO 可用于：
  • 化学传感器、生物传感器
  • 作为发光二极管 (LED) 和 ITO 中的透明电极
  • 锂离子电池。

準備報告

  • 还原法：化学还原
  • 颜色：黑色
  • 气味：无味
  • 溶解度：不溶性
  • 可分散性：可在 NPM、DMSO、DMF 中以低浓度 ( 0.1 mg/mL) 分散
  • 电导率：> 600S/m
  • BET 表区域：450 m2/g

儲存類別代碼

11 - Combustible Solids

水污染物質分類（WGK）

WGK 3

閃點（°F）

Not applicable

閃點（°C）

Not applicable

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number
MKCQ2807
MKCP3009
MKCM4978
MKCJ9529
MKCG3921

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Detection of staphylococcal enterotoxin B (SEB) as a bacterial toxin causing severe food poisoning is of great importance. Herein, we developed an electrochemical aptasensor for SEB detection using a screen printed electrode modified with reduced graphene oxide (rGO) and gold
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Journal of Material Chemistry B: Materials for Biology and Medicine, 1(6), 749-755 (2013)
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Nature nanotechnology, 3(5), 270-274 (2008-07-26)
The integration of novel materials such as single-walled carbon nanotubes and nanowires into devices has been challenging, but developments in transfer printing and solution-based methods now allow these materials to be incorporated into large-area electronics. Similar efforts are now being
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