Broadband efficient vortex beam generation with metallic helix array
Sign Up to like & getrecommendations! Published in 2018 at "Applied Physics Letters"
DOI: 10.1063/1.5039804
Abstract: Vortex beams with orbital angular momentum are characterized by a helical phase front and a phase singularity at the beam center. Such beams have various intriguing applications, such as optical communications, particle trapping, and high… read more here.
Keywords: phase; vortex beam; broadband efficient; beam generation ... See more keywords
Broadband and efficient adiabatic three-wave-mixing in a temperature-controlled bulk crystal.
Sign Up to like & getrecommendations! Published in 2018 at "Optics express"
DOI: 10.1364/oe.26.004448
Abstract: Nonlinear interactions are commonly used to access to wavelengths not covered by standard laser systems. In particular, optical parametric amplification (OPA) is a powerful technique to produce broadly tunable light. However, common implementations of OPA… read more here.
Keywords: temperature controlled; three wave; temperature; adiabatic three ... See more keywords