高镍三元正极材料的包覆与掺杂改性研究进展

柏祥涛,班丽卿,庄卫东

Research Progress on Coating and Doping Modification of Nickel Rich Ternary Cathode Materials

BAI Xiangtao,BAN Liqing,ZHUANG Weidong

表2 不同物质掺杂NCM622的循环和倍率性能[104]

Table 2 Cycling performances and rate capabilities of NCM622 with different doping agents[104]

Sample Cycling performance (1C@200*) Rate performance 3.0-4.4 V 3.0-4.6 V 16C/0.5C Pristine 75.59% 72.99% 64.94% Zr 87.61% 81.05% 73.94% Zr/Ti 94.20% 91.71% 79.57%