1. Center for Phononics and Thermal Energy ScienceChina–EU Joint Lab for NanophononicsShanghai Key Laboratory of Special Artificial Microstructure Materials and TechnologySchool of Physics Science and EngineeringTongji University Shanghai 200092 P. R. China
2. School of ScienceChongqing University of Posts and Telecommunications Chongqing 400065 P. R. China
3. Institute of High Performance ComputingA*STAR Singapore 138632 Singapore