Crossover from incoherent to coherent phonon scattering in epitaxial oxide superlattices

Jayakanth Ravichandran, Ajay K. Yadav, Ramez Cheaito, Pim B. Rossen, Arsen Soukiassian, S. J. Suresha, John C. Duda, Brian M. Foley, Che Hui Lee, Ye Zhu, Arthur W. Lichtenberger, Joel E. Moore, David A. Muller, Darrell G. Schlom, Patrick E. Hopkins, Arun Majumdar, Ramamoorthy Ramesh, Mark A. Zurbuchen