Asphalt-coating natural graphite as an anode material for Li-ion batteries 包覆天然石墨作锂离子电池负极材料的研究
A Modified Natural Graphite Negative Materials of Lithium Ion Battery with Phosphorus-containing Phenol Resin 磷酚醛树脂包覆球形天然石墨作为锂离子电池负极材料
Moulds made of natural graphite powder have been studied. Using fly ash as the main material along with a proper quantity of clay and admixture, the experiment is conducted to produce Lytag through sintering the mixture. 采用天然石墨粉无粘结剂冷压成型方法制作的模具有一定的机械强度,可应用于粉末冶金工艺。本实验以粉煤灰为主要原料,适量添加粘土及外加剂,用烧结法制备粉煤灰陶粒。
Study on operating mode cycle performance of lithium ion power battery with natural graphite and LiFePO_4 磷酸铁锂动力电池工况循环性能研究
Influences of Increasing Interlayer Space on the Properties of Lithium Storage of Natural Graphite 增大层间距对天然石墨可逆储锂性能的影响研究
Study on Modification and Electrochemical Corrosion of Natural Graphite 天然石墨改性及其电化学腐蚀性能研究
Two kinds of carbon materials, i. e. amorphous carbon and natural graphite, were included. 炭材料包括无定形炭和改性天然石墨两种。
The preparation of a novel natural graphite based anode material coated with iron hydroxide has been studied. 合成并研究了一种包覆一层氢氧化铁的天然石墨材料,它可作为一种新型锂离子电池负极材料。
A Study on the Natural Graphite/ Resin Composite Bipolar Plate in PEM Fuel Cells PEM燃料电池鳞片石墨/树脂复合双极板的研究
In the present experiment, flake natural graphite was modified by liquid-phase oxidation method using H 2 O 2 as oxidant. 用双氧水作氧化剂,对天然鳞片石墨进行了液相氧化改性。
Natural graphite particles prepared by general pulverization ways had irregular morphology, and their surfaces were covered with minute particles. 采用普通的粉碎和风选技术得到的天然石墨颗粒不规则,而且表面粘满了碎屑。
The latest research and development on anode materials for Li-ion batteries were reviewed, which included amorphous carbons, novel anode materials and modification of natural graphite. 对近期锂离子电池负极材料方面的研究和开发工作进行了综述。主要包括无定形碳材料、新型负极材料和天然石墨的改性。
SiC B 4C Zr C/ C composites were prepared using natural graphite as raw material and adulterated components as additives. 以天然石墨为原料,进行多组元掺杂制备了SiC-B4C-ZrC/C复合材料。
Natural graphite& experimental evidence for its formation and novel applications. 天然石墨&形成的实验证据和特殊应用(英文)
Electrochemical Properties of Natural Graphite Anodes in Room Temperature Ionic Liquid Electrolyte 天然石墨阳极在室温离子液体电解液中的电化学性质
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. 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。
Surface oxidation took place because the natural graphite flakes and activated carbon possessed many polarity groups, which gave them strong polar and chemical activity. 表面氧化的结果使氧化石墨和氧化活性炭中均含有大量极性基团,这些基团的存在使它们表现出较强的极性和一定的化学活性。
In addition, some of novel applications of natural graphite, such as the anode for lithium ion rechargeable batteries and exfoliated graphite for the sorption of spilled heavy oil, are reviewed. 此外,对天然石墨的某些特殊应用作了综述,如用作可再充电锂离子电池的阳极材料,特别是片状石墨用作泄漏重油的吸附材料等。
A novel carbon coated natural graphite was developed which showed excellent electrochemical performance as an anode material for lithium ion secondary batteries. 开发了一种新型涂炭天然石墨,由这种材料制备的锂离子电池阳极材料显示了卓越的电化学性能。
Improvement of Electrochemical Property of Natural Graphite by Heat-treatment 热处理改进天然石墨的电化学性能
Effect of milling means on structure and electrochemical properties of natural graphite 制粉工艺对微晶石墨结构与电性能的影响
Modified natural graphite would dominate the market for practical anode material recently. 就实用性而言,改性天然石墨将于近期成为主流负极材料。
Theoretical verification and inversion deduction of the remains in the Oklo natural nuclear reactor indicate that at least some of the geologic bodies may have the requisites for the formation of natural graphite nuclear reactors. 通过理论上的论证和对Oklo天然核反应堆遗迹的反演表明这些地质体可能有一部分具备了形成天然石墨核反应堆的条件。
General natural graphite was modified by liquid-phase oxidation method using cerium sulfate as an oxidant. 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。
By this preparation method, the electrochemical properties of the natural graphite could be improved, especially the irreversible capacity could be reduced. 这种分级方法对提高天然石墨作为锂离子二次电池材料时的性能,尤其是不可逆容量的改善有重要的意义。
Multi element doped graphites were prepared by hot pressing techniques using natural graphite powders as the precursor. 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。
Effects of ZrO 2 additive and natural graphite on properties of the composites were studied. 研究了ZrO2的加入量对材料性能的影响。
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. 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。
In this thesis, the modification of natural graphite, which had good lithium-storage performance but bad compatibility with electrolyte, was studied. 本课题以具有良好嵌锂性能但与电解液相容性较差的天然鳞片石墨为研究对象,进行了关于石墨改性的研究。
The achievements laid an important foundation for industrialization of natural graphite as the anode material of lithium-ion battery. 本课题的研究成果,为实现天然石墨作为锂离子电池负极材料产业化奠定了重要基础。