Title :
Semiconducting organic polymers as hole-transport layer in solid-state dye sensitized solar cells: comprehensive insights from femtosecond transient spectroscopy and device optimization
Author :
Kumar, R. Sai Santosh ; Grancini, Giulia ; Petrozza, A. ; Snaith, H.J. ; Lanzani, Guglielmo
Author_Institution :
Center for Nanosci. & Nanotechnol.@PoliMi, Ist. Italiano di Tecnol., Milan, Italy
Abstract :
Device optimization and ultrafast absorption spectroscopic investigations on the role of semiconducting polymer as hole-transport layer in solid-state dye sensitized solar cells suggest their dual role of dye-regeneration and light-antenna assisting in improved photoconversion-efficiencies.
Keywords :
absorption coefficients; dyes; high-speed optical techniques; organic semiconductors; polymers; solar cells; device optimization; dye-regeneration; femtosecond transient spectroscopy; hole-transport layer; improved photoconversion-efficiencies; light-antenna; semiconducting organic polymers; solid-state dye sensitized solar cells; ultrafast absorption spectroscopy;
Conference_Titel :
Fiber Optics and Photonics (PHOTONICS), 2012 International Conference on
Conference_Location :
Chennai
Print_ISBN :
978-1-4673-4718-1
