The dynamics of an ensemble of cold excitons created by two-photon resonant excitation is examined by mid-infrared pump-probe spectroscopy. Lyman transitions from the 1s to n-p states of ortho and para-excitons are probed in Cu2O.
© 2006 Optical Society of America
(320.0320) Ultrafast optics : Ultrafast optics
(320.7130) Ultrafast optics : Ultrafast processes in condensed matter, including semiconductors
(320.7150) Ultrafast optics : Ultrafast spectroscopy
M. Kuwata-Gonokami, "Dynamics of Cold Excitons in Cu2O by Time-Resolved Lyman Spectroscopy," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies, Technical Digest (CD) (Optical Society of America, 2006), paper QThB2.