Polarization-Shaped Strong Field Control over Valley Polarization with
  Mid-IR Light

Tyulnev, Igor; Poborska, Julita; Jiménez-Galán, Álvaro; Vamos, Lenard; Smirnova, Olga; Ivanov, Mikhail; Biegert, Jens

doi:10.48550/arXiv.2209.04928

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Polarization-Shaped Strong Field Control over Valley Polarization with Mid-IR Light

preprint

posted on 2023-01-12, 16:14 authored by Igor Tyulnev, Julita Poborska, Álvaro Jiménez-Galán, Lenard Vamos, Olga Smirnova, Mikhail Ivanov, Jens Biegert

We induce control over valley polarization with a polarization-shaped mid-infrared light field. The polarization state of the trefoil-shaped pump fields is measured by high harmonic spectroscopy, which we also use to confirm strong field control over non-resonant valley polarization in MoS$_{2}$.