Coherent Synthesis of ultra-broadband Optical Parametric Amplifiers
1 IFN-CNR, Dipartimento di Fisica, Politecnico di Milano, Piazza L. Da Vinci 32, 20133 Milano, Italy
2 Department of Electrical Engineering and Computer Science and Research Laboratory of Electronics, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
3 Center for Free-Electron Laser Science, DESY and University of Hamburg, Notkestraße 85, D-22607 Hamburg, Germany
We report on coherent synthesis of outputs from two ultra-broadband optical parametric amplifiers; their timing is locked to sub-30-as by a balanced cross-correlator. Synthesised pulses have octave-spanning (500-1000 nm) spectra and nearly single-cycle 3.8-fs duration.
© Owned by the authors, published by EDP Sciences, 2013
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