Broadband multiple topological rainbows
WebApr 30, 2024 · In most cases, higher‐order topological insulating phases are observed in crystalline materials and photonic/phononic crystals with high crystalline symmetries. … WebFeb 10, 2024 · Topological photonic crystal provides a robust platform for nanophotonic devices. However, few reports have been found to realize multiple frequency routing based on topological photonic...
Broadband multiple topological rainbows
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WebMar 15, 2024 · Here, we propose a new, to the best of our knowledge, method to realize rainbow trapping based on higher-order topological corner modes (HOTCMs), which are constructed by two configurations of...
WebMay 11, 2024 · The topological rainbow based on synthetic dimension have no restrictions for optical lattice types, symmetries, materials, wavelength band, and is easy for on-chip … We would like to show you a description here but the site won’t allow us. WebSep 1, 2024 · We give outlooks for predicting and promoting the performances of on-chip topological nanophotonic devices from the angles of non-Hermitian systems, non-Abelian topology, metasurfaces,...
WebNov 16, 2024 · We amalgamate two fundamental designs from distinct areas of wave control in physics, and place them in the setting of elasticity. Graded elastic metasurfaces, so … Web2024.07-2024.02 Tenured-Associate Professor, Beijing Institute of Technology. 2024.02-2024.05 Visiting Scholar, The Hong Kong University of Science and Technology, Cooperation Advisor: Prof. C. T. Chan. 2024.01-2024.06 Assitant Professor, Beijing Institute of Technology. 2015.08-2024.01 Assistant Professor, Qian Xuesen Laboratory of Space ...
WebOct 15, 2024 · Bidirectional rainbow trapping and releasing. Fig. 2 shows that the cutoff frequency of SMPs varies with the waveguide parameter D. It implies a possible way to …
WebSep 1, 2024 · The first method allows for rigorous, topologically protected, broadband stopping of waves in adiabatically graded (chirped, axially varying) waveguides, with each frequency of a pulse being... senior citizen saving scheme income taxWebBroadband Multiple Topological Rainbows. Sayed Elshahat, Mohamed Saleh M. Esmail, Hongyi Yuan, Shuai Feng, Cuicui Lu, 2200137; ... Multiple topological rainbows are achieved by varying the radii of the dielectric rods in a gradient manner along a specific direction. The system can be reconfigured to rainbows of different distributions, which ... senior citizen roof repairWebJun 28, 2024 · The topological rainbow can separate and distribute different wavelengths of topological photonic states into different positions, but related topological devices … senior citizen saving scheme 2020 sbi onlineWebCuicui Lu is a professor in Beijing Institute of Technology, and also a "BIT Teli Research Fellow". Her research interests include nanophotonics and topological photonics. She has published 55 papers, including Physical Review Letters, Nature Communications, Light: Science & Applications, Advances in Optics and Photonics, Optica, Advanced Optical … senior citizen homes activitiesWebMar 14, 2024 · Topological photonic insulators provide a robust platform for controlling the flow of light. Here, we propose a method to realize slow light rainbow trapping and … senior citizen savings scheme 80cWebSep 3, 2024 · This permits the broadband pulse transporting with low group velocity ( n g = 13.26 ), broad bandwidth with a relative bandwidth of 3.08%, large normalized delay-bandwidth product (about 0.409), and vanishing group velocity dispersion. More importantly, they are robust against backscattering from obstacles. senior citizen safety driving courseWebMar 27, 2024 · The topological rainbow is a promising frequency-routing technology based on the slow-lighting property with high efficiency. ... Broadband Multiple Topological Rainbows. Article. Jun 2024; Sayed ... senior citizen safety tips