Title :
Nonlinear terahertz excitations of optically dark para excitons in Cu2O
Author :
Steiner, Johannes T. ; Kira, M. ; Koch, S.W. ; Leinss, S. ; Huber, R. ; Leitenstorfer, A. ; Kampfrath, T. ; Volkmann, K.V. ; Wolf, M.
Author_Institution :
Dept. of Phys., Philipps Univ., Marburg, Germany
Abstract :
A microscopic theory is applied to describe nonlinear terahertz excitations of optically-dark excitons in Cu2O. The theory is quantitatively compared to recent experiments. Signatures of Rabi flopping and ponderomotive contributions are discussed and disentangled.
Keywords :
copper compounds; excitons; terahertz wave spectra; CuO2; Rabi flopping; microscopic theory; nonlinear terahertz excitations; optically dark para excitons; Absorption; Electron optics; Excitons; Nonlinear optics; Optical microscopy; Optical pumping; Physics; Pulse measurements; Resonance; Spectroscopy; (190.5970) Semiconductor nonlinear optics including MQW; (300.6495) Spectroscopy, terahertz;
Conference_Titel :
Lasers and Electro-Optics, 2009 and 2009 Conference on Quantum electronics and Laser Science Conference. CLEO/QELS 2009. Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-55752-869-8
Electronic_ISBN :
978-1-55752-869-8
