activity
20172026
most citedSymmetries and selection rules in Floquet systems: application to harmonic generation in nonlinear optics

250 citations · 1.1k across the 47 of their papers we have counts for

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Showing 2023Show all

5 papers · 1 filter

physics.optics2023

New photonic conservation laws in parametric nonlinear optics

Gavriel Lerner, Matan Even Tzur, Ofer Neufeld +2

Conservation laws are one of the most generic and useful concepts in physics. In nonlinear optical parametric processes, conservation of photonic energy, momenta and parity often l…

physics.optics2023

Tunable Tesla-scale magnetic attosecond pulses through ring-current gating

Alba de las Heras, Franco P. Bonafé, Carlos Hernández-García +2

Coherent control over electron dynamics in atoms and molecules using high-intensity circularly-polarized laser pulses gives rise to current loops, resulting in the emission of magn…

cond-mat.mtrl-sci2023★ 17 cited

Band nonlinearity-enabled manipulation of Dirac nodes, Weyl cones, and valleytronics with intense linearly polarized light

Ofer Neufeld, Hannes Hübener, Gregor Jotzu +2

We study low-frequency linearly-polarized laser-dressing in materials with valley (graphene and hexagonal-Boron-Nitride), and topological (Dirac- and Weyl-semimetals), properties.…

cond-mat.mtrl-sci2023★ 55 cited

Are there universal signatures of topological phases in high harmonic generation? Probably not

Ofer Neufeld, Nicolas Tancogne-Dejean, Hannes Hübener +2

High harmonic generation (HHG) has developed in recent years as a promising tool for ultrafast materials spectroscopy. At the forefront of these advancements, several works propose…

physics.optics2023★ 17 cited

Mapping light-dressed Floquet bands by highly nonlinear optical excitations and valley polarization

Anna Galler, Angel Rubio, Ofer Neufeld

Ultrafast nonlinear optical phenomena in solids have been attracting major interest as novel methodologies for femtosecond spectroscopy of electron dynamics and control of material…