Series Preface. Preface. 1. Epitaxial thin-film crystalline Si solar cells on low-cost Si carriers (Jef Poortmans). 2.Crystalline Silicon Thin-Film Solar Cells on Foreign Substrates by High-Temperature Deposition and Recrystallization (Stefan Reber and Thomas Kieliba). 3. Thin-film polycrystalline Si solar cells (Guy Beaucarne and Abdellilah Slaoui). 4. Advances in microcrystalline silicon solar cell technologies (Evelyne Vallat-Sauvain, Arvind Shah and Julien Bailat). 5. Advanced Amorphous Silicon Solar Cell Technologies (Miro Zeman). 6. Chalcopyrite Based Solar Cells (Martha Ch. Lux-Steiner). 7. CdTe Thin Film Solar Cells: Characterization, Fabrication and Modelling (Marc Burgelman). 8.Charge carrier photogeneration in doped and blended organicSemiconductors (V. I. Arkhipov and H. Bassler). 9. Nanocrystalline Injection Solar Cells (Michael Gratzel). 10. Charge Transport and Recombination in Donor-Acceptor Bulk Heterojunction Solar Cells (A. J. Mozer and N. S. Sariciftci). 11. The Terawatt Challenge for Thin Film PV (Ken Zweibel).