Electron Extraction by Gold Nanoparticles (image) American Institute of Physics Caption This image depicts destructive electron extraction from bacterial membranes by plasmonic gold nanoparticles. Credit Jinhua Li/SICCAS Usage Restrictions This image may be used only with appropriate caption and credit. 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.