funded by the National Key Research and Development Program of China(2018YFB0104400);supported by the Beijing Natural Science Foundation(2214066)。
To obtain intrinsic overcharge boundary and investigate overcharge mechanism,here we propose an innovative method,the step overcharge test,to reduce the thermal crossover and distinguish the overcharge thermal behavio...
This work was financially supported by the National Natural Science Foundation of China(21725103);National Key R&D Program of China(2020YFE0204500);Key Research Program of the Chinese Academy of Sciences(ZDRW-CN-2021-3);Changchun Science and Technology Development Plan Funding Project(21ZY06);K.C.Wong Education Foundation(GJTD-2018-09).
Prolonging the lifetime of batteries is a long-term pursuit,and it is also one of the prerequisites for the practical application of batteries.However,this endeavor is challenging for high-energy Li–O_(2)batteries du...
sponsored by the China Postdoctoral Science Foundation(China National Postdoctoral Program for Innovative Talents,BX2021036);the National Natural Science Foundation of China(52072040,U21A20170);supported by the Department of Energy(DOE),Office of Electricity(OE)at Oak Ridge National Laboratory managed by UL-Battelle LLC(DE-AC0500OR22725)。
Large-format lithium-ion(Li-ion) batteries with high energy density for electric vehicles are prone to thermal runaway(or even explosion) under abusive conditions. In this study, overcharge induced explosion behaviors...
supported by the National Natural Science Foundation of China(No.51976209);the Fundamental Research Funds for the Central Universities(No.WK2320000040);the Synchrotron Radiation Joint Fund of University of Science and Technology of China;supported by Youth Innovation Promotion Association CAS(No.Y201768)。
By virtue of the crucial effect of the crystal structure and transition metal(TM)redox evolution on the performance of LiNi_(x)Co_(y)Mn_(z)O_(2)(NCM)cathode,systematical investigation is carried out to better understa...
supported by the National Natural Science Foundation of China(Nos.U1564206,U1764258);the National Key R&D Program of China(No.2018YFB0105700);the support from China Scholarship Council(No.201806030115);supported by the Department of Energy(DOE),Office of Electricity(OE)at Oak Ridge National Laboratory managed by UL-Battelle LLC under contract DE-AC05-00OR22725。
In this paper,overcharge behaviors and thermal runaway(TR)features of large format lithium-ion(Liion)cells with different cathode materials(LiFePO4(LFP),Li[Ni_(1/3)Co_(1/3)Mn_(1/3)]O_(2)(NCM111),Li[Ni_(0.6)Co_(0.2)Mn_...
supported by the National Natural Science Foundation of China(51974370);the Program of Huxiang Young Talents(2019RS2002);the Innovation and Entrepreneurship Project of Hunan Province,China(Grant No.2018GK5026)。
The overcharge behaviors of 1000 m Ah LiCoO_(2)/graphite pouch cells are systematically investigated through the analysis of morphology,structural and thermal stability of LiCoO_(2) under different state of charge(SOC...
supported by the National Key Basic Research Program of China (No.2014CB932400);Joint Fund of the National Natural Science Foundation of China (No.U1401243);National Natural Science Foundation of China (No.51232005);Shenzhen Technical Plan Project (No.JCYJ20150529164918735,CYJ20170412170911187,KQJSCX20160226191136);Guangdong Technical Plan Project (No.2015TX01N011)。
In this work, the electrochemical performance of LiNi0.8Co0.1Mn0.1O2(NCM811) has been investigated after cycling with various upper cutoff voltages. Noteworthily, electrochemical impedance of NCM811 declined with the ...
Project(10JDG041) supported by the Advanced Person Fund of Jiangsu University, China;Project(2007CB613607) supported by the National Basic Research Program of China
The synthesis of Al2O3-coated and uncoated LiMn2O4 by solid-state method and fabrication of LiMn2O4/graphite battery were described. The structure and morphology of the powders were characterized by X-ray diffraction ...
Project supported by the National Natural Science Foundation of China (No. 50542004) and Graduate Degree Thesis Innovation Foundation of Central South University (No. 1960-71131100017).
Thermal behavior of its components such as separator, electrolyte, cathode, anode, and each binder were inves- tigated by differential scanning calorimetry and thermal gravimetric (DSC/TG) to explain thermal runaway...
Project(2007CB613607) supported by the National Basic Research Program of China
The LiMn2O4/grapbite battery was fabricated and its 3 C/10 V overcharge performance was studied. Spinel LiMn2O4 was synthesized by solid-state method and 325680-type size full battery was fabricated. The structure and...