Stanford Scientists Develop Low-Cost Water Splitter (image) Stanford University Share Print E-Mail Caption Stanford graduate student Ming Gong (left) and Professor Hongjie Dai have developed a low-cost electrolytic device that splits water into hydrogen and oxygen at room temperature. The device is powered by an ordinary AAA battery. Credit Mark Shwartz/Stanford Precourt Institute for Energy Usage Restrictions Graphics, photographs and videos provided by the Precourt Institute for Energy at Stanford University are to be used - with appropriate credit - for editorial purposes only. Flopping, altering, editing or otherwise embellishing these images and audio clips in any way that changes the editorial content of these images and audio clips is prohibited. Permission is for one-time use only. Supplied image file must be deleted after use. Share Print E-Mail 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.