NASICON结构Li1+xAlxTi2-x(PO4)3（0≤x≤0.5）固体电解质研究进展

吴洁, 江小标, 杨旸, 吴勇民, 朱蕾, 汤卫平

Progress of NASICON-structured Li1+xAlxTi2-x(PO4)3 (0 ≤x≤ 0.5) solid electrolyte

Jie WU, Xiaobiao JIANG, Yang YANG, Yongmin WU, Lei ZHU, Weiping TANG

表3 Al元素掺杂对Li1+xAlxTi2-x(PO4)3结构和离子电导率的影响

Table 3 Influence of Al element doping on structure and ionic conductivity of Li1+xAlxTi2-x(PO4)3

x 晶格常数/?[60] 位点占有率(T=300 K)[61] σb(RT)/S?cm-1 a c M1 M3 0 8.5173 20.8595 0.85 0.15 2.81×10-6[96] 0.1 8.5118 20.8423 — — 4.3×10-3[82] 0.2 8.5066 20.8259 0.76 0.41 5.2×10-3[82] 0.3 8.5014 20.8086 — — 6.5×10-3[82] 0.4 8.4964 20.7863 0.72 0.55 7.7×10-3[82]