Nicole Yunger Halpern (IMAGE) Chalmers University of Technology Caption Nicole Yunger Halpern, NIST Physicist and Adjunct Assistant Professor of Physics and IPST at the University of Maryland, USA Credit Giovanni Francis Usage Restrictions Press image for editorial use in connection with the press release. License Original 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.