Polarized Nuclear Imaging (IMAGE) University of Virginia Caption Photo A is an image of a sealed glass cell obtained by UVA physicists by combining magnetic-resonance techniques with the detection of gamma rays emitted by an isotope of xenon contained within the cell. Image B is an ordinary photograph of the glass cell. Credit University of Virginia 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.