Hard carbons derived from pine nut shells as anode materials for Na-ion batteries
Guo Hao
1
, Sun Kai
1, †
, Lu Yaxiang
2, 3, ‡
, Wang Hongliang
1
, Ma Xiaobai
1
, Li Zhengyao
1
, Hu Yong-Sheng
2, 3
, Chen Dongfeng
1, §
Cycle performance of PNSHC-1400 electrode at 0.2 C.