Silicon Nanoparticles (image) University at Buffalo Caption This is a close-up of spherical silicon nanoparticles about 10 nanometers in diameter. In Nano Letters, UB scientists report that these particles could form the basis of new technologies that generate hydrogen for portable power applications. Credit Swihart Research Group, University at Buffalo Usage Restrictions This image may only be used in conjunction with news stories that deal directly with the associated research. 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.