Temperature profile (IMAGE) University of Innsbruck Caption The temperature profiles obtained by the researchers show that particles that interact strongly with the environment are “hot” (red) and those that interact little are “cold” (blue). Entanglement is therefore large where the interaction between particles is strong. Credit Helene Hainzer Usage Restrictions he picture may be used for editorial purposes only. It is protected by copyright. The use is free of charge if the reference is mentioned 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.