Understanding the Li diffusion mechanism and positive effect of current collector volume expansion in anode free batteries

Zhuang Yan¹, Zou Zheyi¹, Lu Bo^{3, 4}, Li Yajie¹, Wang Da¹, Avdeev Maxim^{5, 6}, Shi Siqi^{1, 2, †}

Schematic diagram of diffusion-induced stress generation in a plate current collector.