Golden Trap (IMAGE) Helmholtz-Zentrum Dresden-Rossendorf Caption This silicon surface is covered with triangular DNA origami each containing two gold nanoparticles the size of five nanometers. In-between them, single molecules can be trapped and detected. Credit HZDR 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.