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Surface modification with oxygen vacancy in Li-rich layered oxide Li1.2Mn0.54Ni0.13Co0.13O2 for lithium-ion batteriesBozhou Chen,Bangchuan Zhao,Jiafeng Zhou,Zhitang Fang,Yanan Huang,Xuebin Zhu,Yuping Sun摘 要:A couple of layered Li-rich cathode materials Li1.2Mn0.54Ni0.13Co0.13O2 without any carbon modification are successfully synthesized by solvothermal......
Preparation and Anti-ultraviolet Aging Performance of Organic Layered Double Hydroxides/Bitumen Composites徐松1,2,YU Jianying2,KE Yunbin3,XUE Lihui2,HU Changbin11. College of Civil Engineering, Fuzhou..." name="ChDivSummary">Layered double hydroxides(LDHs) with the physical property of high ultraviolet(UV)reflectance were used to enhance the anti-UV aging performance of bitumen. In view of the poor......
Effects of synthesis conditions on the structural and electrochemical properties of layered LiNi1/3Co1/3Mn1/3O2 cathode material via oxalate co-precipitation methodTIAN Huaa, b, YE Naiqinga, b, LIU... Engineering, Guilin University of Technology, Guilin 541004, China.摘 要:The uniform layered LiNi1/3Co1/3Mn1/3O2 cathode material for lithium ion batteries......
structure[5-10]. The layered Li(Ni1/3Co1/3Mn1/3)O2 material could be synthesized with various methods such as hydroxide co-precipitation route[5, 7, 11], carbonate co-precipitation route [12-13...) and 1.5?1 (c)) used the high integrated intensity ratio of the I003/I104 to indicate the cation mixing of the layered structure. Generally, when I003/I104＞1.2, the cathode materials has a good layered......
(13) 计算得l=2.34 m.出于施工安全考虑,取l=2.50 m. 结合隧道设计资料,汇总双层预支护体系分析模型计算参数,如表2所示. 表2 双层预支护模型主要计算参数 Table 2 Main calculation parameters of double layered pre-support model 3.2 计算模型验证 为证明施工阶段综合管廊沉降符合模型分析结果,检验理论模型的可......
. Key words: spinodal decomposition; concentration fluctuation; phase field method; layered structure; diffusion couple 1 Introduction The concentration gradient, mismatch degree and microstructure... decomposition [8,9]. It is pointed out that the nano-scale layered structure is ultrahard, ultrastable and with high coarsening temperature [10]. Other than that, the electrochemical performance......
. 参考文献: [1] Shaju K M, Sabba Rao G V, Chowdari B V R．Layered manganese oxide with O2 structure, Li(2/3)+x(Ni1/3Mn2/3)O2 as cathode for Li-ion batteries[J]. Electrochemistry Communi- cations, 2002, 4.... Layered Li-Mn-oxide with the O2 structure: A cathode material for Li-ion cells which does not convert to spinel[J]. J Electrochem Soc, 1999, 146(10): 3560-3565. [4] Eriksson T A, Lee Y J......
or FePO4 that inhibits the dissolution of manganese and stabilizes the layered structure of LiMnO2. Key words: layered LiMnO2; lithium-ion battery; cathode material; surface modification...). The electrochemical properties of these samples were studied by galvanostatic method. The results show that the electrode of the layered coated-LiMnO2 has better electrochemical properties. The electrochemical......
’an University of Science and Technology, Xi’an 710054, China) Abstract: The laminated composite, i.e. Ti1Li3Al4 layered double hydroxides/delayed coke(DC) composite adsorbent (Ti1Li3Al4/xDC, x is the ratio of Ti1Li3Al4-LDHs and DC) was prepared by co-precipitation method and their CO2 adsorption capacity was discussed. The layered structure, micromorphology, thermal stabilities and surface function......
and the PVA combustion step. 2) The sintering temperature strongly affects the structure and the electrochemical performance. The layered Li(Ni1/3Mn1/3Co1/3)O2 powders synthesized at 900 ℃ for 10 h... Synthesis and characterization of layered Li(Ni1/3Mn1/3Co1/3)O2 cathode materials by spray-drying method LIU Zhi-min(刘智敏), HU Guo-rong(胡国荣), PENG Zhong-dong(彭忠东), DENG Xin-rong(邓新荣), LIU Ye......
