Croucher News Enhancing the electron highway for solar-to-hydrogen power HKU News Catalysing ‘Net-Zero’ Green Hydrogen from the Sun: HKU Chemists Discover a Fundamental Catalyst Protonation Process to Promote Solar-Driven Water-Splitting for Hydrogen Production without CO2 Emissions Awarded Theme-based Research Scheme HKU Chemist Professor Zheng Xiao GUO Awarded HK$43.011 Million to Achieve Carbon Neutrality