New metals (IMAGE) Brown University Caption Researchers from Brown University have demonstrated a way to make bulk metals from nanoparticle building blocks. For a new study, the team made metal "coins" from nanoparticles of gold, silver, palladium and other metals . Credit Chen lab / Brown University 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.