Title :
Terahertz Excitation of a coherent Λ-type three-level system of exciton-polariton modes in a quantum-well microcavity
Author :
Yun-Shik Lee ; Tomaino, J.L. ; Jameson, A.D. ; Khitrova, G. ; Gibbs, H.M. ; Klettke, A.C. ; Kira, M. ; Koch, S.W.
Author_Institution :
Dept. of Phys., Oregon State Univ., Corvallis, OR, USA
Abstract :
Strong THz pulses induce pronounced nonlinear optical effects in a QW microcavity, resonantly driving exction-polariton polarizations coupled to an optically dark 2p-exciton polarization. The coherent coupling between the polarizations dephases within a few picoseconds.
Keywords :
excitons; high-speed optical techniques; light coherence; light polarisation; micro-optics; nonlinear optics; optical couplers; optical resonators; polaritons; reflectivity; semiconductor quantum wells; terahertz wave spectra; coherent Λ-type three-level system; exciton-polariton modes; nonlinear optical effects; optical coherent coupling; optically dark 2p-exciton polarization; quantum-well microcavity; terahertz pulse excitation; Microcavities; Nonlinear optics; Optical polarization; Optical pulses; Optical reflection; Reflectivity; Ultrafast optics;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2013 Conference on
Conference_Location :
San Jose, CA
