Fe-Nx doped carbon nanotube as a high efficient cathode catalyst for proton exchange membrane fuel cell

Yinlong Wu, Jilin Huang, Zhipeng Lin, Longfu Li, Guofeng Liang, Yan Jin, Guoju Huang, Hao Zhang, Jian Chen, Fangyan Xie, Yanshuo Jin, Nan Wang, Hui Meng