2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/169900We formulate and justify several proposals utilizing the unique electronic properties of different types of carbon nanotubes for a broad range of applications to THz optoelectronics, including THz generation by hot electrons in quasi-metallic nanotubes, frequency multiplication in chiral-nanotube-based superlattices controlled by a transverse electric field, and THz radiation detection and emission by armchair nanotubes in a strong magnetic field.Keynote lecture at Nanomodeling II Conference (Annual SPIE Meeting, San Diego, August 2006). A slightly shorter version will be published in Proceedings of SPIEMaterials Sciencetext