Optical circular dichroism of single-wall carbon nanotubes

Ariadna Sánchez-Castillo, C. E. Román-Velázquez, and Cecilia Noguez
Phys. Rev. B 73, 045401 – Published 4 January 2006

Abstract

The circular dichroism (CD) spectra of single-wall carbon nanotubes are calculated using a dipole approximation. The calculated CD spectra show features that allow us to distinguish between nanotubes with different angles of chirality, and diameters. These results provide theoretical support for the quantification of chirality and its measurement, using the CD line shapes of chiral nanotubes. It is expected that this information would be useful to motivate further experimental studies.

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  • Received 6 May 2005

DOI:https://doi.org/10.1103/PhysRevB.73.045401

©2006 American Physical Society

Authors & Affiliations

Ariadna Sánchez-Castillo

  • Instituto de Física, Universidad Autónoma de Puebla, Apartado Postal J-48, Puebla 72570, México

C. E. Román-Velázquez and Cecilia Noguez*

  • Instituto de Física, Universidad Nacional Autónoma de México, Apartado Postal 20-364, D.F. 01000, México

  • *Corresponding author. Email: cecilia@fisica.unam.mx

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Issue

Vol. 73, Iss. 4 — 15 January 2006

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