We present a demonstration of mid-infrared photon echoes generated with parametrically downconverted incoherent light. The photon echoes generated in this way enable one to study the dynamics of vibrations in the 1.5–4.0-μm wavelength region with subpicosecond time resolution.
© 1996 Optical Society of America
Original Manuscript: April 29, 1996
Published: October 1, 1996
Sander Woutersen, Mischa Bonn, Marco J. P. Brugmans, Uli Emmerichs, and Huib J. Bakker, "Generation of incoherent mid-infrared photon echoes with parametrically downconverted light," Opt. Lett. 21, 1579-1581 (1996)