Efimov Triplet States (image) Joint Quantum Institute Caption This is a graph of Efimov triplet states as a function of the scattering length, a, and the binding energy. Outside the green area the three cesium atoms exist singly or as a pair plus a lone atom. Credit Image courtesy of the University of Innsbruck Usage Restrictions None 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.