yes you can -- Best Regards
邱芳瑜 Chiu Fang Yu 國立成功大學 材料科學與工程學系碩一 MOBILE:0930287221(中華) GMAIL:joyce79...@gmail.com <wisdom4...@gmail.com> 2014-09-16 23:20 GMT+08:00 berna uyanık <bernauya...@gmail.com>: > There are two atoms in graphen's primitive cell. Can I use "NumberOfAtoms > 2" for graphene? Thanks for answers. >