Crommie Group (IMAGE) DOE/Lawrence Berkeley National Laboratory Caption Melissa Panlasigui, Michael Crommie, Yuanbo Zhang, and Victor Brar are among the members of Crommie's group and colleagues who discovered graphene's phonon floodgate. Not pictured are authors Feng Wang, Caglar Girit, Yossi Yayon, and Alex Zettl. Credit Roy Kaltschmidt, Lawrence Berkeley National Laboratory 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.