Phase Transition (image) University of Chicago Share Print E-Mail Caption An optical lattice lines up gaseous cesium atoms. As the lattice is shaken, the atoms are driven across a ferromagnetic phase transition. Credit The authors. 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.