Fujimoto Shigeo   Tomita Ryutaro   Natsume Yuhei   
Transactions of the Materials Research Society of Japan 38(4) 655-658 2013年 [査読有り]
We study the electronic states of graphene nanoribbons whose edge structures are modified in the manner that Klein's bearded bonds are periodically distributed. In the triply periodic system, complete flat bands are obtained in the case that two K...