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. Author manuscript; available in PMC: 2016 May 18.
Published in final edited form as: Phys Chem Chem Phys. 2008 Nov 5;11(3):443–454. doi: 10.1039/b812838c

Fig. 2.

Fig. 2

Calculated versus experimental first optical excitation energies (eV) for metallic and semiconducting single-wall carbon nanotubes (ref. 154). The LSDA and PBE results are nearly indistinguishable on this scale.