Paul Trapping in an Aqueous Solution (VIDEO) Yale University This video is under embargo. Please login to access this video. To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Caption Weihua Guan and Mark Reed confine a single polystyrene bead to an accuracy of just 10 nanometers, or about 1/10,000th the width of a human hair. Credit Weihua Guan and Mark Reed/Yale University Usage Restrictions With credit given. 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.