Direct Mechanical Detection and Measurement of Wave-Matter Orbital Angular Momentum Transfer by Nondissipative Vortex Mode Conversion.
Sign Up to like & getrecommendations! Published in 2019 at "Physical review letters"
DOI: 10.1103/physrevlett.123.244301
Abstract: We quantitatively report on the rotational mechanical effect of wave orbital angular momentum on matter by nondissipative vortex mode conversion. Our experiments consist of ultrasonic waves reflected off freely spinning helical acoustic mirrors that are… read more here.
Keywords: mode conversion; angular momentum; nondissipative vortex; vortex mode ... See more keywords
Cascaded vector vortex mode generation from a solid-state Raman laser.
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DOI: 10.1364/ao.443596
Abstract: Cascaded vector vortex mode generation from a Ba(NO3)2 Raman laser cavity pumped by a vector LG0,2 green laser was demonstrated for the first time to our knowledge. The generated Stokes outputs exhibited a second-order vector… read more here.
Keywords: laser; cascaded vector; vortex mode; vector ... See more keywords
Real-time observation of vortex mode switching in a narrow-linewidth mode-locked fiber laser
Sign Up to like & getrecommendations! Published in 2020 at "Photonics Research"
DOI: 10.1364/prj.386954
Abstract: Temporal and spatial resonant modes are always possessed in physical systems with energy oscillation. In ultrafast fiber lasers, enormous progress has been made toward controlling the interactions of many longitudinal modes, which results in temporally… read more here.
Keywords: mode locked; mode; vortex mode; mode switching ... See more keywords