2 papers
physics.optics2024
Topological beaming of light: Proof-of-concept experiment
Yu Sung Choi, Ki Young Lee, Soo-Chan An +4
Beam shaping in nanophotonic systems remains a challenge due to the reliance on complex heuristic optimization procedures. In this work, we experimentally demonstrate a novel appro…
physics.optics2023
Dirac Bilayer Metasurfaces as an Inverse Gires-Tournois Etalon
Ki Young Lee, Kwang Wook Yoo, Francesco Monticone +1
Efficient transmissive pure-phase resonances are highly desirable for optical modulation and wavefront engineering. Here, we propose a novel principle to realize a pure-phase reson…