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in II polarization: the line shift E g = E 11 =1.43 eV E g pert = 1.33 eV

Perp. Absorption Energy (eV). 3.5. 3.5. DNA-wrapped tube. Bare [7,0] tube. 2.5. 2.5. 0.8. 1.8. 2.8. 0.8. 1.8. 2.8. 1.5. 1.5. 3D view of the hybrids. Parallel Emission Energy (eV). Optical Identification of Helical ss-DNA Wrapping on the Nanotube.

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in II polarization: the line shift E g = E 11 =1.43 eV E g pert = 1.33 eV

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  1. Perp. Absorption Energy (eV) 3.5 3.5 DNA-wrapped tube Bare [7,0] tube 2.5 2.5 0.8 1.8 2.8 0.8 1.8 2.8 1.5 1.5 3D view of the hybrids Parallel Emission Energy (eV) Optical Identification of Helical ss-DNA Wrapping on the Nanotube Slava V. Rotkin, Physics Department and Center for Advanced Materials and Nanotechnology, Lehigh University, Bethlehem, PA 18015 Small v.4, p.1284-6, Aug 2008 AR of PhysChem, v.61, 2010 in perp polarization (vertical energy axis): new line appears at much lower energy in II polarization: the line shift Eg= E11=1.43 eV Egpert = 1.33 eV Lifting of the optical selection rules changes the spectrum qualitatively: Old transitions in the perpendicular polarization are present (but shifted); new ones appear that are prohibited for the pristine nanotube.

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