K.G.U. Wijayatha, Loughborough University, UK
This chapter discusses the generation of hydrogen in photoelectrochemical cells. Initially, the fundamental aspects of photoelectrolysis (principles, energetics and kinetics) and efficiency considerations will be considered. The chapter then devotes attention to materials issues and challenges. The final section deals with emerging frontiers and future directions.
It has long been accepted that world demand for energy will increase steadily for the foreseeable future. Nevertheless, the general view until the end of the last century ...