Zetian Mi is a Professor in the Department of Electrical Engineering and Computer Science at the University of Michigan, Ann Arbor. He received the PhD degree in Applied Physics at the University of Michigan in 2006. His teaching and research interests are in the areas of III-nitride semiconductors, LEDs, lasers, quantum photonics, solar fuels, and artificial photosynthesis. Prof. Mi has edited 2 books, 12 book chapters, 20 patents/patent applications, more than 200 journal papers, and over 300 conference papers/presentations on these topics. He was a faculty member at McGill University from 2007 to 2016, where he received several awards, including the Hydro-Québec Nano-Engineering Scholar Award in 2009, the William Dawson Scholar Award in 2011, the Christophe Pierre Award for Research Excellence in 2012, and the Engineering Innovation Award in 2105. Prof. Mi has received the Young Investigator Award from the 27th North American Molecular Beam Epitaxy (MBE) Conference in 2010 and the Young Scientist Award from the International Symposium on Compound Semiconductors in 2015. Prof. Mi serves as the Editor of Progress in Quantum Electronics. He also served as the Associate Editor of IEEE J. Lightwave Technol. as well as the Chair of many international conferences, including the General Chair of IEEE Photonics Conference in 2020, General Chair of IEEE Photonics Society Summer Topicals Meeting in 2016-2017, and Co-Chair of International Symposium on Semiconductor Light Emitting Devices in 2017. Prof. Mi is a fellow of SPIE and OSA. Lianzhou Wang is currently Professor and ARC Future Fellow in School of Chemical Engineering and Australian Institute for Bioengineering and Nanotechnology, and Director of Nanomaterials Centre, the University of Queensland. Lianzhou’s research focuses on the synthesis, characterisation and application of functional nanomaterials for use in renewable energy conversion/storage systems, including photocatalytsts, low cost solar cells, and rechargeable batteries. In the last ten years' time, as a Chief Investigator, he has succeeded in winning a large number of competitive grants, including 19 Australian Research Council grants and >20 research projects from other agencies such as CSIRO, Queensland Government, Corporative Research Centre, and industry, totaling the funding of excess $18 million Australian dollars. Lianzhou has contributed 10 book chapters, >250 original journal publications, 11 patents and over 60 plenary/keynote/invited presentations. He has been actively involved in organising more than 25 conferences and is severing as Associate Editor of Journal of Nanoparticle Research and Science Bulletin and is also on Editorial Broad of three other international journals. Lianzhou has won some prestigious Fellowships/awards including STA Fellowship of Japan, ARC Queen Elizabeth II Fellowship (2006), UQ Research Excellence Award of 2008, Scopus Young Researcher Award of 2011 (Engineering and Technology category, Australian Universities), ARC Future Fellowship of 2012, and ARC College of Experts for 2016-2018. He is the elected fellow of Royal Society of Chemistry. Chennupati Jagadish is a Distinguished Professor in Electronic Materials Engineering in the Research School of Physics and Engineering at the Australian National University. He has more than 35 years of research experience in semiconductor physics, materials science and optoelectronic devices. He has published more than 550 journal papers and edited many books and has given more than 120 plenary, keynote and invited talks at prime conferences in the field. He is world renowned in the fields of semiconductor optoelectronics and nanotechnology. He has received 2015 IEEE Nanotechnology Pioneer Award, 2015 IEEE Photonics Society Engineering Achievement Award, 2013 Walter Boas Medal and 2010 Quantum Device Award and Fellow Australian Academy of Science, Australian Academy of Technological Sciences and Engineering, The World Academy of Sciences and 14 other professional societies.In 2016 Jagadish was awarded the highest civilian honour given by Australian Government, Companion of Order of Australia (AC) as part of Australia Day Honours announced by the Governor General's office.

• Part I: Fundamentals of Semiconductor Photoelectrodes 1. Charge Carrier Dynamics in Metal Oxide Photoelectrodes for Water OxidationAndreas Kafizas, Robert Godin and James R. Durrant2. Photophysics and Photochemistry at the Semiconductor/Electrolyte Interface for Solar Water SplittingXiaogang Yang and Dunwei Wang3. III–V Semiconductor PhotoelectrodesGeorges Siddiqi, Zhenhua Pan and Shu Hu4. III-Nitride Semiconductor Photoelectrodes Katsushi Fujii5. Rare Earth Containing Materials for Photoelectrochemical Water Splitting ApplicationsJennifer Leduc, Yakup Goenuellue, Aida Raauf, Thomas Fischer and Sanjay MathurPart II: Nanostructured Photocatalysts and Photoelectrodes6. Artificial Photosynthesis on III-Nitride Nanowire ArraysSheng Chu, Xianghua Kong, Srinivas Vanka, Hong Guo and Zetian Mi7. Light-Induced Water Splitting Using Layered Metal Oxides and NanosheetsTakayoshi Oshima, Miharu Eguchi and Kazuhiko Maeda8. Nanostructured Photoelectrodes via Template-Assisted FabricationRowena Yew, Siva Krishna Karuturi, Hark Hoe Tan and Chennupati Jagadish9. Nanostructured Semiconductors for Bifunctional Photocatalytic and Photoelectrochemical Energy Conversion Songcan Wang, Jung-Ho Yun and Lianzhou Wang10. Facet Control of Photocatalysts for Water SplittingJian Pan and Gang Liu11. Black Titanium Dioxide for PhotocatalysisYan Liu and Xiaobo Chen12. Effective Charge Carrier Utilization in Visible-Light-Driven CO2 ConversionXiaoxia Chang, Tuo Wang and Jinlong Gong