Star-shaped Gold Nanoparticles (IMAGE) Rutgers University Caption When exposed to sunlight, star-shaped gold nanoparticles coated with a semiconductor allow efficient production of hydrogen from water. Credit Ashley Pennington/Rutgers University-New Brunswick Usage Restrictions None 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.