3 papers
physics.optics2025
Perfect spatiotemporal optical vortex driven high harmonic generation
C. Granados, B. Kumar Das, W. Gao
The generation of high-order harmonic beams carrying orbital angular momentum (OAM) promises application in diverse research fields. Recently, the perfect spatiotemporal optical vo…
physics.atom-ph2025
The role of spatiotemporal couplings in harmonic vortex generation
C. Granados, Bikash K. Das, M. Ciappina +1
We explore the impact of spatiotemporal couplings (STCs) on high-order harmonic generation (HHG) driven by spatiotemporal vortex beams. Our investigation demonstrates how STCs shap…
physics.optics2024
Interference of high-order perfect optical vortex beams
Bikash K. Das, C. Granados, M. Kruger +1
We investigate the interference of high-order perfect optical vortex (POV) beams with different topological charges. Through numerical simulations, we reveal a remarkable phenomeno…