Dynamic Interference of Chirped Photoelectrons
Federico Vismarra, Mattias Bertolino, Elisa Appi, Marius Plach, Lénárd Gulyás Oldal, Tímea Grósz, Gian Luca Dolso, Vénus Poulain, Daniele Mocci, Giacomo Inzani, Chinmoy Biswas, Massimo De Marco, Gabriele Zeni, Fabio Frassetto, Luca Poletto, Maurizio Reduzzi, Rocío Borrego‐Varillas, Hans Jakob Wörner, Zoltán Filus, Imre Seres, Péter Jójárt, Balázs Major, Tamás Csizmadia, M. Nisoli, P. Johnsson, Jan Marcus Dahlström, Matteo Lucchini
Abstract
Dynamic interference is an elusive strong-field effect where photoelectrons from intense laser pulses interfere in time, forming rich kinetic energy patterns. Here, we present the first experimental demonstration of isolated dynamic interference using a novel two-color scheme: chirped laser-assisted dynamic interference. Isolation was achieved with a crossed-polarization setup combining an extreme ultraviolet harmonic field and an infrared pulse with tailored spectrotemporal properties. Beyond prior works, our approach enables precise control over interfering trajectories, yielding holographic interference patterns and advancing our understanding of strong-field phenomena.