Stability and Signatures of Biexcitons in Carbon Nanotubes Export

@article{tkhp2005, abstract = {Abstract: The linear optical properties of semiconducting carbon nanotubes are dominated by quasi-one-dimensional excitons formed by single electron-hole pairs. Hence, the nonlinear response at high pump levels most likely leads to the formation of exciton complexes involving several electron-hole pairs. Such complexes would therefore play an important role in, e.g., lasing applications. We demonstrate here that the biexciton complex is surprisingly stable for nanotubes in a wide diameter range. Theoretical predictions for the signature of such states in pump-probe spectroscopy are presented.}, address = {CPT-CNRS, Luminy Case 907, F-13288 Marseille Cedex 9, France}, author = {Pedersen, T. G. and Pedersen, K. and Cornean, H. D. and Duclos, P.}, citeulike-article-id = {2793983}, citeulike-linkout-0 = {http://dx.doi.org/10.1021/nl048108q}, citeulike-linkout-1 = {http://pubs.acs.org/doi/abs/10.1021/nl048108q}, day = {9}, doi = {10.1021/nl048108q}, journal = {Nano Lett.}, keywords = {biexciton, carbon, effective, nanotube, potential}, month = {February}, number = {2}, pages = {291--294}, posted-at = {2008-05-13 09:37:53}, priority = {0}, title = {Stability and Signatures of Biexcitons in Carbon Nanotubes}, url = {http://dx.doi.org/10.1021/nl048108q}, volume = {5}, year = {2005} }

TY - JOUR ID - tkhp2005 L3 - citeulike-article-id:2793983 N2 - Abstract: The linear optical properties of semiconducting carbon nanotubes are dominated by quasi-one-dimensional excitons formed by single electron-hole pairs. Hence, the nonlinear response at high pump levels most likely leads to the formation of exciton complexes involving several electron-hole pairs. Such complexes would therefore play an important role in, e.g., lasing applications. We demonstrate here that the biexciton complex is surprisingly stable for nanotubes in a wide diameter range. Theoretical predictions for the signature of such states in pump-probe spectroscopy are presented. IS - 2 JF - Nano Lett. AD - CPT-CNRS, Luminy Case 907, F-13288 Marseille Cedex 9, France EP - 294 TI - Stability and Signatures of Biexcitons in Carbon Nanotubes VL - 5 SP - 291 KW - biexciton KW - carbon KW - effective KW - nanotube KW - potential AU - Pedersen, TG AU - Pedersen, K AU - Cornean, HD AU - Duclos, P PY - 2005/02/09/ UR - http://dx.doi.org/10.1021/nl048108q ER -