Coherent control of two-color above-threshold photoemission from tungsten nanotips

30th International Conference on Photonic, Electronic, and Atomic Collisions

Paschen, T.^1 ; Förster, M.^1,2 ; Krüger, M.^1,2 ; Lemell, C.^3 ; Wachter, G.^3 ; Libisch, F.^3 ; Madlener, T.^3 ; Burgdörfer, J.^3 ; Hommelhoff, P.^1,2,4

Department of Physics, Friedrich-Alexander-Universität Erlangen-Nürnberg, EU, Erlangen, Germany^1

Max Planck Institute of Quantum Optics, EU, Garching, Germany^2

Institute for Theoretical Physics, Vienna University of Technology, EU, Vienna, Austria^3

Max Planck Institute for the Science of Light, EU, Erlangen, Germany^4

关键词: Above-threshold photoemissions;    Coherent control;    Phase contrasts;    Second harmonics;    Two-color;   

Others  :  https://iopscience.iop.org/article/10.1088/1742-6596/875/5/042006/pdf
DOI  :  10.1088/1742-6596/875/5/042006

来源: IOP

【 摘 要 】

Synopsis We demonstrate coherently controlled two-color above-threshold photoemission from a single crystal tungsten nanotip. With optimized fundamental and second harmonic intensities near perfect phase contrast can be obtained.