Nanoparticles (IMAGE) University of Illinois Chicago Caption Left and center: Magnetite- and gold-based nanoparticles self-assemble into lattice-like structures. Right: Individual gold and magnetite based nanoparticles. Credit Petr Kral 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.