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Trans. Nonferrous Met. Soc. China 22(2012) 2529-2534 Synthesis of nanostructured Li2FeSiO4/C cathode for lithium-ion battery by solution method YANG Rong1, LIU Xiao-yan1, QU Ye1, LEI Jing1, Jou...%. The results show that this method can prepare nanosphere-like Li2FeSiO4/C composite with good electrochemical performance. Key words: lithium-ion batteries; cathode material; Li2FeSiO4/C; solution method 1......
of structural stability and the electrochemical performances of "La" substituted spinel LiMn2O4 cathode materials for rechargeable lithium-ion batteries [J]. Solid State Ionics, 2008, 179: 580-586. [2] GUO... Effects of sodium substitution on properties of LiMn2O4 cathode for lithium ion batteries GUO Hua-jun(郭华军)1, LI Xiang-qun(李向群)2, HE Fang-yong(何方勇)1, LI Xin-hai(李新海)1, WANG Zhi-xing(王志兴......
, 2001, 148(3): A224-A229. [11] CROCE F, EPIFANIO A D, HASSOUN J, DEPTULA A, OLCZAC T, SCROSATI B. A novel concept for the synthesis of an improved LiFePO4 lithium battery cathode[J]. Electrochem... Xin-hai (School of Metallurgical Science and Engineering, Central South University, Changsha 410083, China) Abstract: LiCoO2 cathode materials were coated with LiFePO4 by the solid state reaction......
J. Cent. South Univ. (2016) 23: 2506-2512 DOI: 10.1007/s11771-016-3310-y Effect of binary conductive additive mixtures on electrochemical performance of polyoxomolybdate as cathode material... black ECP 600JD (ECP) combined with vapor grown carbon fiber (VGCF) or carbon nanotube (CNT), or graphene (Gr) in different mass ratios, are investigated as the conductive additives for the cathode......
Improved Cycle Properties of FeS2 Cathode Material with Metallic Additives Ki-Won Kim1,Gouri Cheruvally2,Jae-Kwang Kim2,Hyo-Jun Ahn1,Jou-Hyeon Ahn2,Jae-Won Choi2,Dong-Kyu Park3 (1.School of Nano...) cathode active material was prepared from iron and sulfur at room temperature by high energy mechanical alloying. Modified FeS2 composites containing Co or Ni transition metal powders as additives were......
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as cathode electrocatalyst and using hydrogen storage alloy as anodic electrocatalyst exhibited an open circuit of about 1 V and peak power of above 60 mW/cm 2.The DBFC using Sm 2 O 3 as cathode...Rare earth metal oxides as BH4--tolerance cathode electrocatalysts for direct borohydride fuel cells倪学敏,王雅东,郭峰,姚佩,潘牧State Key Laboratory of Advanced Technology for Materials Synthesis and Processing......
as cathode electrocatalyst and using hydrogen storage alloy as anodic electrocatalyst exhibited an open circuit of about 1 V and peak power of above 60 mW/cm 2.The DBFC using Sm 2 O 3 as cathode...Rare earth metal oxides as BH4--tolerance cathode electrocatalysts for direct borohydride fuel cells倪学敏,王雅东,郭峰,姚佩,潘牧State Key Laboratory of Advanced Technology for Materials Synthesis and Processing......
with a appropriate amount of Mn2+ decreases the charge transfer resistance, which is favorable for the insertion/extraction of Li+. Key words: lithium ion batteries; cathode materials; Li3V2(PO4)3; sol.... By comparing with the commercially used LiCoO2, LiNiO2, LiMn2O4 and their derivatives, Li3V2(PO4)3 cathode material has the outstanding advantages, such as stable framework, relatively high voltage......
中放电容量循环性能测试结果相吻合. 图6 不同样品的循环放电图 Fig.6 Cycle performance of samples 图7 不同LiFePO4样品的循环伏安图 Fig.7 Cyclic voltammograms of as-fabricated LiFePO4 cathode samples 3 结论 (1) 通过采...: solvothermal; LiFePO4; cathode materials 橄榄石型LiFePO4作为一种新型的锂离子正极材料,具有可逆容量高(170 mA·h·g-1),充放电平台高,原材料来源广,无毒,结构稳定等优点,因而被认为是未来电动汽车和混合动力车的理想电源[1].但LiFePO4由于受其固有结构限制,其锂离子扩散系数(DLi+)为10-14~10-16 m2·S-1[2-3],电子电导率为......
