Helium release and amorphization resistance in ion irradiated nanochannel filmsMengqing Hong, Yongqiang Wang, Feng Ren, Hongxiu Zhang, Dejun Fu, Bing Yang, Xiangheng Xiao and Changzhong JiangEPL, 106 1 (2014) 12001DOI: https://doi.org/10.1209/0295-5075/106/12001