Projects: Photoelectrochemically Self-Improving Si/GaN Photocathode Formats: JSON Tags: GaN PEC water splitting Capability Node: LBNL PEC Device In-Situ and Operando Testing LBNL PEC In-Situ and Operando Nanoscale Characterization Data Source Type: Lab Experimental Institution: Lawrence Berkeley National Laboratory Measurement Types: JV Technology Type: PEC