Supramolecular Assembles of Carbon Nanohorns and Porphyrin for Photovoltaic Devices

† Instituto de Nanociencia, Nanotecnologia y Materiales Moleculares (INAMOL), Universidad de Castilla-La Mancha, 45071 Toledo, Spain; ‡ Instituto de Catalisis y Petroleoquimica, CSIC, Madrid, Spain; § School of Materials Science, Japan Advanced Institute of Science and Technology, Asahidai, Nomi, 923-1292, Japan; £ PRESTO, Japan Science and Technology Agency (JST), 4-1-8 Honcho, Kawaguchi, Saitama, 332-0012, Japan; Ⱡ Nanotube Research Center, National Institute of Advanced Industrial and Technology, Higashi, Tsukuba, Ibaraki 305-8565, Japan; € Department of Physics, Meijo University, Shiogamaguchi, Tenpaku-ku, Nagoya 468-8502, Japan; ₤ NIMS (Tsukuba) & IMRAM, Tohoku University (Sendai), Japan