Image 1 (IMAGE) Nanyang Technological University Caption NTU Assoc Prof Jason Xu Zhichuan and his team have discovered the parameters that determine the efficiency of a class of low-cost catalysts called spinel oxides - a discovery that breaks a bottleneck in the extraction of hydrogen from water through electrolysis, the process of splitting water with electricity. (L-R) NTU Assoc Prof Jason Xu Zhichuan and NTU research fellow Dr Sun Yuanmiao Credit NTU Singapore Usage Restrictions Use with mandatory credit License Licensed 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.