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

图2 (a) 在实验室(实心圆)和旋转参照系(空心圆)下研究的Li1.5Al0.5Ti1.5(PO4)3的7Li NMR自旋-晶格弛豫(SLR)速率R1和R1ρ的Arrhenius曲线[70]；(b) LATP陶瓷电导率的Arrhenius曲线(插图：在T >135 ℃时，Li+可能的主要传导途径)[71]

Fig.2 (a) Arrhenius plot of 7Li NMR SLR rates R1 and R1ρ of Li1.5Al0.5Ti1.5(PO4)3 investigated in laboratory (filled circles) and rotating frame of reference (empty circles), respectively[70]; (b) Arrhenius plot of conductivity of LATP ceramic (inset:possible predominant Li conduction pathway at T > 135 ℃)[71]