methane conversion (IMAGE) The University of Hong Kong Caption Selective methane conversion to formaldehyde over a [Vo]-Cu-WO3 photocatalyst. Image adapted from [Nature Communications, 2023, 14, 2690]. Credit The University of Hong Kong Usage Restrictions N/A License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.