Perfect spin filtering effect in ultrasmall helical zigzag graphene nanoribbons

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• 作者：Zi-Yue Zhang ^{zzy8423@jiangnan.edu.cn}
• 关键词：Spin filtering effect ; Graphene nanoribbon ; First-principles calculations ; Helical ; Flexible electronics
• 刊名：Physics Letters A
• 出版年：2017
• 出版时间：5 February 2017
• 年：2017
• 卷：381
• 期：5
• 页码：504-509
• 全文大小：2853 K
• 卷排序：381

文摘

Perfect spin filtering effect has been found in helical ZGNRs. The effect strongly depends on the curling manners of ZGNRs. Different transport properties do not induced by distinct electronic properties. The effect may be weakened with increasing either ribbon width or curling diameter.