1. Department of Electrical and Computer Engineering Bourns College of Engineering University of California Riverside CA 92521 USA
2. Phonon Optimized Engineered Materials (POEM) Center University of California Riverside CA 92521 USA
3. Materials Science and Engineering Program Bourns College of Engineering University of California Riverside CA 92521 USA
4. Department of Mechanical Engineering Bourns College of Engineering University of California Riverside CA 92521 USA