Title :
Time-resolved terahertz mapping of a cold exciton-polariton gas
Author :
Menard, J.-M. ; Poellmann, C. ; Porer, M. ; Galopin, E. ; Lemaitre, A. ; Amo, A. ; Bloch, J. ; Huber, Rainer
Author_Institution :
Dept. of Phys., Univ. of Regensburg, Regensburg, Germany
Abstract :
Time-resolved terahertz absorption by intra-excitonic 1s-2p transitions traces the matter part of cavity polaritons while they cool into a condensed phase. The population dynamics close to the zero-momentum state is correlated with simultaneous angle-resolved photoluminescence.
Keywords :
excitons; photoluminescence; polaritons; terahertz wave spectra; time resolved spectra; cavity polaritons; cold exciton-polariton gas; condensed phase; intra-excitonic 1s-2p transitions; matter part; population dynamics; simultaneous angle-resolved photoluminescence; time-resolved terahertz absorption; time-resolved terahertz mapping; zero-momentum state; Dispersion; Excitons; Microcavities; Optical pulses; Optical pumping; Photonics; Ultrafast optics;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2013 Conference on
Conference_Location :
San Jose, CA
