共搜索到1425条信息，每页显示10条信息，共143页。用时：0小时0分0秒968毫秒
diffusion method for all solid state lithium battery DU Ying, LI Jie, LIU Jin (School of Metallurgy and Environment, Central South University, Changsha 410083, China) Abstract: A composite cathode material consisting of Li4Ti5O12 and S was in-situ synthesized by a hydrolysis-melting diffusion method. The cathode material was assembled into an all solid state lithium battery with PEO-based solid......
. Key words: Li4Ti5O12; TiN; conductive film; composite material; Li-ion battery 钛酸锂(Li4Ti5O12)作为锂离子电池下一代新型负极材料,具有嵌锂电位高,安全性好,零应变和循环寿命长等优点,受到国内外广泛研究和关注.然而,导电性差,倍率性能欠佳是限制钛酸锂大规模应用的主要缺陷.通过掺杂手段可以改变材料的电子结构,提高材.... Li4Ti5O12/C composite electrode material synthesized involving conductive carbon precursor for Li-ion battery[J]. Journal of Alloys and Compounds, 2009, 485(1/2): 93-97. [7] SNYDER M Q, TREBUKHOVA S A, RAVDEL B......
, the capacity of sample C retains 299.5 mA?h/g, showing good cycle performance. Key words: Sn thin film; negative electrode; foam copper; lithium ion battery ...): 31-50. [13] JIANG T, ZHANG S C, QIU X P, ZHU W T, CHEN L Q. Preparation and characterization of silicon-based three- dimensional cellular anode for lithium ion battery[J]. Electrochem Commun, 2007, 9......
150 mA·h/g,容量保持率为98.7%. 4) 采用超声活化二步煅烧方法制备Li4Ti5O12材料的最佳煅烧工艺如下:600 ℃低温预烧8 h,随后在800 ℃高温煅烧10 h. REFERENCES [1] TAKADA K, OHTA N, ZHANG Lian-qi. Interfacial modification for high-power solid-state lithium batteries[J]. Solid State Ionics, 2008, 179(27/32): 1333-1337. [2] GARCLA-ALVARADO F. de ARROYOY DOMPABLO M E, MORAN E, FUTIERREZ M T, KUHN A, VAREZ A. New electrode materials for lithium rechargeable......
the formation of solid-electrolyte interface (SEI) and avoiding formation of lithium dendrites to make the battery safer. However, several disadvantages exist compared with graphite, including the poor... to an increase in the electronic conductivity and thus improve the rate performance. 2 Experimental 2.1 Preparation of materials Li4Ti5O12 samples were prepared using a solid-state method from TiO2......
electrolyte; nano-rare earth oxide; lithium ion polymer battery......
......
, and simultaneously prevented dendrite growth and densification of the anode. Key words: carbon-coated nano-ZnO; sol-gel method; porous hierarchical architecture; Zn-Ni battery 1 Introduction Pollution-free... alkaline Zn batteries competitive as candidates to lithium ion battery [5,6]. However, the Zn electrode has problems of formation of Zn dendrite and shape change which is mainly rooted......
Ling-jun, ZHOU Qing-qing. Thermo-electrochemical study on cathode materials for lithium ion cells[J]. Journal of Solid State Electrochemistry, 2015, 19: 2167-2175. [23] LU Wen-quan, YANG Hui, PRAKASH... of thermo-electrochemical study on LiNi0.5Co0.2Mn0.3O2/Li battery 图2 2.7~4.8 V时LiNi0.5Co0.2Mn0.3O2/Li电池的循环伏安图 Fig. 2 Cyclic voltammetry of LiNi0.5Co0.2Mn0.3O2/Li battery at potential......
of Metallurgical Science and Engineering, Central South University, Changsha 410083, China)Abstract:W-doped Li4Ti5O12 in the form of Li4Ti4.95W0.05O12 was firstly synthesized via solid state reaction. X... is promising as a high rate anode for the lithium-ion batteries.Key words:lithium-ion battery; lithium titanate; anode material; doping......
