Absorption-spectral features of single-walled carbon nanotubes

• Main Authors: Zhao, Yang, Wang, Xiujun, Ma, Chi Chiu, Chen, Guan Hua
• Other Authors: School of Materials Science & Engineering
• Format: Article
• Language: English
• Published: 2011
• Subjects: DRNTU::Engineering::Materials::Nanostructured materials
• Online Access: https://hdl.handle.net/10356/99691; http://hdl.handle.net/10220/6777
• Institution: Nanyang Technological University

We present a visual, intuitive connection between optical absorption line shapes and the underlying carbon nanotube structures. Within the tight-binding model, the absorption spectra can be linked directly to plots of energy contours and transition dipoles of a graphene...