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Phys Chem Chem Phys. 2013 Jan 14;15(2):671-9. doi: 10.1039/c2cp42882b. Epub 2012 Nov 27.

Admittance of T-stub graphene nanoribbon structure.

Physical chemistry chemical physics : PCCP

Jin Lan, En-jia Ye, Wen-quan Sui, Xuean Zhao

Affiliations

  1. Zhejiang-California International Nanosystem Institute, Electronic Department, Zhejiang University, Hangzhou, PR China 310029.

PMID: 23187783 DOI: 10.1039/c2cp42882b

Abstract

In this work, we studied ac responses of T-stub structures that are composed of armchair and zigzag graphene ribbons. Compared with uniform graphene ribbons, the T-stub structures show extraordinary properties. The ac responses of armchair and zigzag T-stub structures show different behaviors for different edge configurations. The imaginary part of admittance can be capacitive or inductive depending on the Fermi energy and structural parameters. These properties provide deeper understanding of dynamic processes of electrons in graphene-based nanodevices.

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