Graphene Oxide

using natural graphite as raw material, graphite oxide is prepared by modified hummers method. then through ultrasonication graphene oxide is prepared.

以天然石墨为原料，采用改进的Hummers法制备氧化石墨，进而利用超声波剥离法制备氧化石墨烯。

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in addition, graphene oxide has a large specific surface area which can absorb organic contaminants and its special structure can adjust light absorption range.

此外，由于独特的结构和性能，氧化石墨烯（GO）巨大的比表面积可吸附有机污染物，其特殊结构可调节复合材料的光吸收范围。

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the main points are summarized as follows: the graphene oxide is exfoliated by the ultrasonic from graphite oxide which is synthesized by a chemical method.

研究内容主要有如下几个方面：1.采用化学法合成了氧化石墨，然后经超声剥离制备了氧化石墨烯。

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Therefore, we use graphene oxide ( GO) as the anode interfacial layer ( also called hole transport layer, HTL) to replace PEDOT: PSS.

于是，我们采用石墨烯氧化物（GO）作为阳极修饰层（或称为空穴传输层，HTL）来代替PEDOT：PSS。

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then ammonia water and hydrazine hydrate were used for modification and reduction of graphene oxide to graphene.

采用改进Hummers法制备氧化石墨，再使用氨水、水合肼进行改性和还原，制备出石墨烯。

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in addition, the dispersion stability of dodecylamine functionalized graphene oxide and its reduction in various solvents is studied.

此外，对十二胺改性氧化石墨烯及其还原后在各种溶剂中的分散稳定性进行了研究。

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Amino-functionalized Fe3O4 ( NH2-Fe3O4) particles are firmly deposited on the graphene oxide sheets.

通过化学键合的形式将氨基功能化的四氧化三铁纳米颗粒（NH2-Fe3O4）沉积到氧化石墨烯上。

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This work reports the preparation of graphene oxide mono-atomic layer crystal and its structure characterization.

本文制备了氧化石墨烯单层原子层晶体并对其结构进行了表征。

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we prepared graphene oxide/ polystyrene nanocomposites by solution method.

采用溶液法制备了氧化石墨烯/聚苯乙烯纳米复合材料。

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under this evaluation criterion, two-step method is the best one for better reduced graphene oxide synthesis in the six reduction methods which we chose.

根据这个评价标准，在选择的六种还原方法里，两步还原法是最好的还原方法。

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the main innovative achievements were summarized as follows: 1. an improved method for preparation of graphene oxide ( go) and graphene by our subject group.

其主要创新成果如下：1.通过本课题组改进的化学氧化还原法制备了氧化石墨烯和石墨烯。

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the following are focused. 1. a microwave-assisted reflux method was developed to rapidly synthesize coal-ldh/ graphene oxide composite.

具体研究内容如下：1、通过微波回流法快速合成CoAl-LDH/氧化石墨烯复合材料。

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to achieve its application, modification of graphene oxide is mainly studied in this paper. besides, its application in epoxy nanocomposites is also explored.

为实现其应用，课题主要对氧化石墨烯的改性进行研究，并探索其在环氧树脂纳米复合材料中的应用。

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effective reduction of graphene oxide film can be realized using high-temperature treatment.

用热处理的方法可以成功将氧化石墨烯薄膜还原。

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finally, the graphene oxide modified glassy carbon electrode was prepared and used in the reduction of co2.the main work results summed up as follows: 1.

最后，探索了石墨烯修饰电极的制备以及对电化学还原CO2的应用。

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the dissertation is mainly focused on: 1. graphene oxide with rich functional groups ( igo) was prepared by improved hummers method.

主要内容如下：1、通过改进传统的Hummers法，制备了富含丰富官能团的氧化石墨（IGO）。

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in this strategy, peptide probe was conjugated to the surface of graphene oxide by covalently crosslinking method to reduce the background signal.

这种生物传感技术利用共价交联的方法，将多肽信号探针固定到氧化石墨烯的表面，达到降低背景荧光的目的。

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xrd, sem and tem observations confirm the exfoliation and uniform dispersion of the graphene oxide in the polyamide 6.

XRD，SEM和TEM观察显示了氧化石墨烯纳米填料均匀地剥离且分散在聚酰胺6基体中。

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With the analysis of thermal degradation kinetics, it can be concluded that with the addition of graphene oxide, the thermal degradation activation energy of the polymer increases.

对复合体系作热降解动力学分析的结果表明，氧化石墨烯的加入使聚合物的热降解活化能增大。

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carbon family has recently attracted increasing attention for its especial electronic and mechanical properties, especially graphene oxide and graphene.

因为特殊的电学和力学性能碳家族材料受到了广泛关注，尤其是氧化石墨烯和石墨烯。

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ethylene glycol reduced graphene oxide/ polypyrrole ( eg-rgo/ ppy) composite was prepared by in-situ polymerization.

制备乙二醇还原的石墨烯/聚吡咯（EG-RGO/PPy）复合物。

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the results indicate that the grafted carbon nanotube or graphene oxide is helpful to improve the interface properties of carbon fibers reinforced composites.

这表明碳纳米管和氧化石墨烯的接枝有利于改善碳纤维复合材料的界面性能。

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titania nanoparticles can stabilize graphene oxide and graphene sheets.

二氧化钛纳米粒子能抑制石墨烯氧化物以及石墨烯片层团聚。

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in practice, the reduction degree and the defect repair degree are the two key factors for effective reduction of graphene oxide.

在实际还原过程中，还原程度及缺陷修复程度是氧化石墨烯还原的两个关键因素，我们主要针对这两个因素来选择适当的还原方法。

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graphene oxide and graphene sheets all have the ability to promote the separation of charge carriers.

石墨烯氧化物以及石墨烯均能促进二氧化钛中光生载流子的分离，但机制不同。

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the results showed that the capacitive properties and the morphologies of the materials were influenced by the ratio of graphene oxide to potassium permanganate.

结果表明，复合电极材料的形貌和电容性能主要受石墨烯和高锰酸钾配比的影响。

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graphene oxide as a raw material was involved in the polymerization reaction for different weight percentages of graphene/ nylon6composites.

采用氧化石墨烯为原料，通过氧化石墨烯在聚合物单体熔融状态下参与聚合反应制备出不同重量百分比的石墨烯/尼龙6复合材料。

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on this basis, graphene oxide is functionalized by sulfonic and amino group through modification, and the corresponding epoxy composites are prepared.

在此基础上，采用磺酸基、氨基改性的方法，对氧化石墨烯进行改性，并制备相应的环氧树脂复合材料。

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at the same time, graphene oxide has many potential applications. therefore, it is an important material.

同时，石墨烯氧化物本身也有许多潜在应用，因此是一类重要的材料。

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the electrochemical reduction of graphene oxide made the conductivity of graphene oxide increase by 4 orders of magnitude. 2.

通过计时电流法电化学还原氧化石墨烯使得氧化石墨烯导电性增加4个数量级。

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