All‐Dielectric Metasurface‐Enabled Multiple Vortex Emissions
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DOI: 10.1002/adma.202109255
Abstract: On‐chip integrated micro‐ and nanoscale vortex lasers are key elements for addressing the exponentially growing demand for information capacity. Although tunable vortex microlasers have been reported, each laser pulse still possesses one particular topological charge… read more here.
Keywords: multiple vortex; vortex; dielectric metasurface; metasurface enabled ... See more keywords
Frequency-multiplexed terahertz multiple vortex beam generation
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DOI: 10.1063/5.0261433
Abstract: We present a novel and simple method to generate frequency-multiplexed multiple terahertz vortex beams using a combination of a spiral phase plate and a binary transmission mask. This approach enables the transformation of a broadband… read more here.
Keywords: multiple vortex; generation; vortex; vortex beams ... See more keywords