Baek, In ChanVithal, MugaChang, Jeong AhYum, Jun-HoNazeeruddin, Md K.Graetzel, MichaelChung, Yong-ChaeSeok, Sang Il2010-11-302010-11-302010-11-30200910.1016/j.elecom.2009.02.026https://infoscience.epfl.ch/handle/20.500.14299/60302WOS:000265341900049A simple one-step heat-treatment of peroxotitanate complex aqueous solution at around 100 degrees C was resulted in the formation of ellipsoidal anatase TiO2 nanoparticles having a high aspect ratio with no branches. The length of these ellipsoidal TiO2 falls in the range of 200-350 nm, depending on mole ratio of Ti4+/H2O2. Dye-sensitized solar cell based on these ellipsoidal nanocrystalline TiO2 as photoanode was fabricated and characterized. (C) 2009 Elsevier B.V. All rights reserved.TiO2 nanorodsEllipsoidal anatasePeroxotitanate complexDye-sensitized solar cellTitanium-DioxideRutile Tio2NanocrystalsGrowthInsightsNanotubeArraysPhaseShapeFilmFacile preparation of large aspect ratio ellipsoidal anatase TiO2 nanoparticles and their application to dye-sensitized solar celltext::journal::journal article::research article