Showing 2023Show all
2 papers · 1 filter
physics.optics2023
Filamentation of Femtosecond Vector Beams
Amirreza Sadeghpour, Daryoush Abdollahpour
We numerically study the filamentation of femtosecond vector beams with spatially varying polarization profiles in air. The vector beams include azimuthal, radial, and spiral cylin…
physics.optics2023
Flying doughnut terahertz pulses generated from semiconductor currents
Kamalesh Jana, Yonghao Mi, Søren H. Møller +5
The ability to manipulate the space-time structure of light waves diversifies light-matter interaction and light-driven applications. Conventionally, metasurfaces are employed to l…