2 papers
physics.app-ph2020
Large few-layer hexagonal boron nitride flakes for nonlinear optics
Nils Bernhardt, Sejeong Kim, Johannes E. Froch +7
Hexagonal boron nitride (hBN) is a layered dielectric material with a wide range of applications in optics and photonics. In this work, we demonstrate a fabrication method for few-…
physics.optics2020
A highly efficient integrated source of twisted single-photons
Bo Chen, Yuming Wei, Tianming Zhao +5
Photons with a helical phase front (twisted photons) can carry a discrete, in principle, unbounded amount of orbital angular momentum (OAM). Twisted single-photons have been demons…