Storage of coherences and single-photon sources via Rydberg FWM in thermal ensembles Event Date: 2015-12-28 admin AMO/QIS/CMT Speaker: Dr. Yi-Hsin Chen (Physikalisches Institut, Universität Stuttgart, Germany) / Host: Prof. Yi-Wei Liu (National Tsing Hua University) Place: R620, 6F, Department of Physics, National Tsing Hua University