ABSTRACT

Water Splitting ................................................................................ 7 1.2 Materials for Solar Water Splitting: Requirements and Current Trends ..........8

1.2.1 Semiconductor Materials for Solar Water Splitting: General Requirements ........................................................................................8 1.2.1.1 Photoactivity of Semiconductor Materials ............................9 1.2.1.2 Stability of Semiconductor Materials .................................. 10

1.2.2 Modication and Nanostructuring of Materials for Solar Water Splitting............................................................................................... 12 1.2.2.1 Surface Modications for Enhanced Light Harvesting ....... 13 1.2.2.2 Bulk Modications for Enhanced Light Harvesting............ 14 1.2.2.3 Nanostructuring of Semiconductor Materials ..................... 16

1.2.3 Materials for Water Oxidation and Water Reduction Catalysis ......... 19 1.2.3.1 Water Reduction Catalysts ...................................................22 1.2.3.2 Water Oxidation Catalysts ...................................................25