Showing physics.opticsShow all
3 papers · 1 filter
physics.optics2024
Observation of vortex-pair dance and oscillation
Dadong Liu, Lai Chen, Li-Gang Wang
Vortex dynamics, which encompass the motion, evolution, and propagation of vortices, elicit both fascination and challenges across various domains such as fluid dynamics, atmospher…
physics.optics2024
Circularly-Symmetric Alternating Optical Vortex Lattices and their Focusing Characteristics
Dadong Liu, Li-Gang Wang
Generating controllable optical vortex (OV) lattices (OVLs) with arbitrary-order topological charge (TC) and superior optical characteristics are highly desirable for various appli…
physics.optics2020
Precise position- and angular-controllable optical trapping and manipulation via a single vortex-pair beam
Jisen Wen, Binjie Gao, Dadong Liu +2
Optical trapping and manipulation using laser beams play a key role in many areas including biology, atomic science, and nanofabrication. Here, we propose and experimentally demons…