supported by the National Natural Science Foundation of China(Grant Nos.10834012 and 11374342);National Key Basic Research and Development Program of China(Grant No.2009CB930700);the Knowledge Innovation Foundation of the Chinese Academy of Sciences(Grant No.KJCX2-YW-W35)
We present a study of electronic properties of zigzag graphene nanoribbons (ZGNRs) substitutionally doped with nitrogen atoms at a single edge by first principle calculations. We find that the two edge states near t...