The self-collimation effect induced by non-Hermitian acoustic systems
Sign Up to like & getrecommendations! Published in 2019 at "Applied Physics Letters"
DOI: 10.1063/1.5087162
Abstract: With the proposal of the concept of parity-time-symmetry, more and more exotic properties are being unearthed in non-Hermitian systems. In this work, we investigate the related acoustic feature and phenomenon in two-dimensional phononic crystals with… read more here.
Keywords: direction; collimation; hermitian systems; non hermitian ... See more keywords
Design of highly efficient polarization beam splitter based on self-collimation on Si platform
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DOI: 10.1080/09500340.2016.1244294
Abstract: Abstract A highly efficient polarization beam splitter based on self-collimation phenomenon in 2D square array of air holes in Si background is presented. For the presented structural parameters, a broad bandwidth of Δω/ωc = 1.3%… read more here.
Keywords: efficient polarization; beam splitter; polarization beam; collimation ... See more keywords