Instantaneous time reversal of complex amplitude ultrafast waveforms

Dan Marom*, Dmitriy Panasenko, Rostislav Rokitski, Pang Chen Sun, Yeshaiahu Fainman

*Corresponding author for this work

Research output: Contribution to journalConference articlepeer-review

Abstract

The generation of an exact time-reversed complex amplitude ultrafast waveforms are described using a wave mixing process based on second-order nonlinearities for a four-wave interaction. As with spectral holography, the wave mixing is performed with spectrally decomposed waves (SDW). The resultant intermediate wave amplitude is proportional to the product of the complex U1 and U2 amplitudes. The second nonlinearity is a frequency difference process that mixes the intermediated with the SAW of the second reference pulse. The inversion is due to the opposite directions of the spatial dispersion from the gratings, corresponding to the +1 and -1 diffraction orders.

Original languageEnglish
Pages (from-to)890-891
Number of pages2
JournalConference Proceedings - Lasers and Electro-Optics Society Annual Meeting-LEOS
Volume2
StatePublished - 1999
Externally publishedYes
EventProceedings of the 1999 12th Annual Meeting IEEE Lasers and Electro-Optics Society (LEOS'99) - San Francisco, CA, USA
Duration: 8 Nov 199911 Nov 1999

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