Chan, C. T.Li, Z. M.Liu, H. J.Tang, Z. K.Wang, N.2004-12-032004-12-0320012001http://hdl.handle.net/2003/110910.17877/DE290R-10918enThe American Physical SocietyPhysical Review Letters530Polarized Absorption Spectra of Single-Walled 4 Å Carbon Nanotubes Aligned in Channels of an AlPO4-5 Single Crystal10.1103/PhysRevLett.87.127401article (journal)