天然石墨

在天然石墨（NG）中掺杂不同比例的碳纳米管（CNT）得到纳米碳与石墨碳的复合材料。

When natural graphite ( NG ) is doped with different ratios of carbon nanotube ( CNT ), a composite material formed by nano-C and graphite-C was obtained .

将天然石墨材料在PH值为1.0的硝酸溶液中氧化处理后，与氨基化处理得到的二氧化锡进一步反应，在两种材料之间形成稳定的化合键。

The natural graphite materials are oxidized by nitric acid in the PH value of 1.0 , and react with the tin oxide which is obtained by amination treatment further , to form a stable compound key between the two materials .

以天然石墨为原料，通过热压工艺，制备了含Zr多组元掺杂石墨材料。

Multi element doped graphites were prepared by hot pressing techniques using natural graphite powders as the precursor .

本文以天然石墨、可膨胀石墨为原料分别合成了膨胀石墨及氧化石墨，并利用X射线衍射、红外光谱及热分析等手段对其进行结构研究。

A comparative study on the forming process of exfoliated graphite and graphite oxide prepared from both natural graphite and expandable graphite is accomplished with XRD , FTIR and TG techniques .

为改善天然石墨的性能，通过浸渍的方法在石墨的表面上包覆不同厚度的聚硅氧烷，然后在Ar气保护下于800℃炭化3h制得改性石墨材料。

To improve the graphite performance , the natural graphite was coated with polysiloxane by immersion method . The coated graphite was carbonized at 800 ℃ for 3h with Ar protection .

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。

Using natural graphite as raw material , graphite oxide is prepared by modified Hummers method . Then through ultrasonication graphene oxide is prepared .

结果发现：通过在天然石墨表面修饰聚二甲基硅氧烷，加速了石墨负极表面SEI膜的形成，降低了电极第一周充放电时的不可逆容量损失，从而提高了电极的首次充放电效率。

The experimental result showed that the surface modification of graphite anode by polydimethylsiloxane could effectively suppress the initial irreversible reactions and accelerated the SEI film formation , and therefore greatly improved the first charge-discharge efficiency .

天然石墨材料经氧化处理后电化学性能有了明显的提高，其中表现最好的为PH1.0下氧化的样品。

The electrochemical performance of natural graphite has been significantly improved by oxidation , in which the best performance sample is the PH 1.0 one .

天然石墨的组成和结构研究

A Study on the Composition and Structure of Chinese Natural Graphites

无粘结剂冷压成型的天然石墨模具

Cold Pressing of Moulds Made of Natural Graphite Powder without Binder

热处理改进天然石墨的电化学性能

Improvement of Electrochemical Property of Natural Graphite by Heat - treatment

天然石墨中的嵌/脱锂离子过程

Li ~ + intercalation / deintercalation process in natural graphite

天然石墨阳极在室温离子液体电解液中的电化学性质

Electrochemical Properties of Natural Graphite Anodes in Room Temperature Ionic Liquid Electrolyte

二氧化碳修饰天然石墨锂离子阳极

Li + Anode of Natural Graphite Modified by CO_2 Atmosphere

天然石墨&形成的实验证据和特殊应用（英文）

Natural graphite & experimental evidence for its formation and novel applications .

包覆天然石墨作锂离子电池负极材料的研究

Asphalt-coating natural graphite as an anode material for Li-ion batteries

天然石墨/陶瓷复合材料的制备及其性能

Preparation of natural graphital / ceramic composites and its properties

就实用性而言，改性天然石墨将于近期成为主流负极材料。

Modified natural graphite would dominate the market for practical anode material recently .

杂质对天然石墨电化学嵌/脱锂性能的影响

Effect of impurities on electrochemical intercalation / deintercalation Li performance of natural graphite

锂离子蓄电池用天然石墨负极材料

Modified spherically natural graphite anode material of lithium-ion batteries

树脂复合对天然石墨电化学性能的影响

Effect of phenol formaldehyde resin composite on electrochemical preformance of the natural graphite

天然石墨改性及其电化学腐蚀性能研究

Study on Modification and Electrochemical Corrosion of Natural Graphite

羧甲基纤维素包覆天然石墨性能的研究

Study on the performance of resin / graphite composite coated by carboxymethyl cellulose

含菱形相的天然石墨用做锂离子电池负极材料

Electrochemical Performances of Natural Graphite Containing Rhombohedral Phase as Negative for Li-ion Batteries

超声浸渍包覆天然石墨的电化学性能

Electrochemical properties of coated graphite by ultrasonic dipping technique

钾盐添加剂改善天然石墨负极的嵌脱锂性质

Potassium Salts as Electrolyte Additives for Enhancing Electrochemical Performances of Natural Graphite Anodes

增大层间距对天然石墨可逆储锂性能的影响研究

Influences of Increasing Interlayer Space on the Properties of Lithium Storage of Natural Graphite

磷酚醛树脂包覆球形天然石墨作为锂离子电池负极材料

A Modified Natural Graphite Negative Materials of Lithium Ion Battery with Phosphorus-containing Phenol Resin

热失重分析结果表明氧化改性对天然石墨的结构稳定性的提高作用不是很明显。

Thermogravimetric analysis indicated that the stability of graphite structure was not distinctly improved by oxidation .

用硫酸铈作氧化剂，通过液相法将普通的天然石墨进行氧化改性。

General natural graphite was modified by liquid-phase oxidation method using cerium sulfate as an oxidant .