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Imaging of carrier-envelope phase effects in above-threshold ionization with intense few-cycle laser fields

2008, Kling, M.F., Rauschenberger, J., Verhoef, A.J., Hasović, E., Uphues, T., Milošević, D.B., Muller, H.G., Vrakking, M.J.J.

Sub-femtosecond control of the electron emission in above-threshold ionization of the rare gases Ar, Xe and Kr in intense few-cycle laser fields is reported with full angular resolution. Experimental data that were obtained with the velocity-map imaging technique are compared to simulations using the strong-field approximation (SFA) and full time-dependent Schrödinger equation (TDSE) calculations. We find a pronounced asymmetry in both the energy and angular distributions of the electron emission that critically depends on the carrier-envelope phase (CEP) of the laser field. The potential use of imaging techniques as a tool for single-shot detection of the CEP is discussed. © IOP Publishing Ltd and Deutsche Physikalische Gesellschaft.

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The new ultra high-speed all-optical coherent streak-camera

2015, Arkhipov, R.M., Arkhipov, M.V., Egorov, V.S., Chekhonin, I.A., Chekhonin, M.A., Bagayev, S.N.

In the present paper a new type of ultra high-speed all-optical coherent streak-camera was developed. It was shown that a thin resonant film (quantum dots or molecules) could radiate the angular sequence of delayed ultra-short pulses if a transverse spatial periodic distribution of the laser pump field amplitude has a triangle shape.