Author Affiliations

K. Urbanski,^#,*,$ S. Antonova,^# A. M. Lyyra,^# Li Li,^#,** and B. Ji^#,†

^#Department of Physics, Temple University, Philadelphia, Pennsylvania 19122

^**Department of Modern Applied Physics, Tsinghua University, Beijing 10084, China

^†Department of Physics U46, University of Connecticut, 2152 Hillside Rd., Storrs, Connecticut 06269

^*Current address: Department of Physics and Astronomy, University of Delaware, Newark, Delaware 19716

Current address: Air Products and Chemicals Inc., Allentown, Pennsylvania 18195

^$ kamil@udel.edu