https://itq.upv-csic.es/wp-content/uploads/2025/09/logos.unidos.1.color_.newdate-1-400x73.png00KCB-Studiohttps://itq.upv-csic.es/wp-content/uploads/2025/09/logos.unidos.1.color_.newdate-1-400x73.pngKCB-Studio2012-01-05 13:20:212012-01-05 13:20:21Improved photovoltaic performance of SWNT having covalently-attached 4,4’-bipyridinium ions as electron attracting groups.