2 papers
physics.optics2020
Robust excitation and Raman conversion of guided vortices in chiral gas-filled photonic crystal fiber
S. Davtyan, Y. Chen, M. H. Frosz +2
The unique ring-shaped intensity patterns and helical phase fronts of optical vortices make them useful in many applications. Here we report for the first time efficient Raman freq…
physics.app-ph2019
On-the-fly particle metrology in hollow-core photonic crystal fibre
Abhinav Sharma, Shangran Xie, Richard Zeltner +1
Efficient monitoring of airborne particulate matter (PM), especially particles with aerodynamic diameter less than 2.5 um (PM2.5), is crucial for improving public health. Reliable…