Atom Interferometer Vacuum Chamber (image) University of California - Berkeley Share Print E-Mail Caption The shiny tungsten cylinder can be seen at top through a window into the vacuum chamber of the atom interferometer. The cesium atoms are launched upwards through the circular opening below the cylinder. Credit Holger Müller lab, UC Berkeley Usage Restrictions None Share Print E-Mail 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.