Showing physics.opticsShow all
2 papers · 1 filter
physics.optics2024
Double-Helix Singularity and Vortex-Antivortex Annihilation in Space-Time Helical Pulses
Shuai Shi, Ren Wang, Minhui Xiong +3
Topological structures reveal the hidden secrets and beauty in nature, such as the double helix in DNA, whilst, the manipula-tion of which in physical fields, especially in ultrafa…
physics.optics2022
Space Time Nonseparable Electromagnetic Vortices
Minhui Xiong, Ren Wang, Qinyu Zhou +1
In structured light with controllable degrees of freedom (DoFs), the vortex beams carrying orbital angular momentum (OAM) give access to provide additional degrees of freedom for i…