Pseudospin-1 physics of photonic crystals
WebApr 4, 2024 · The Dirac cone and the associated pseudospin-1/2 characteristic of quasiparticles can also be found in a wide range of quantum and classical wave systems, such as topological insulators (20, 21) and the photonic and phononic counterparts of graphene (22–24). Recently, pseudospin-1 systems have also attracted much attention … Web期刊:Applied Physics Letters文献作者:Wenjie Sui; Yu Zhang; Zirui Zhang; Hongfang Zhang; Zengtao Lv; Qiang Shi; Dong Zhang; Bing Yang出版日期:2024-3-1 ...
Pseudospin-1 physics of photonic crystals
Did you know?
WebMay 21, 2024 · In this manuscript, through microwave experiments and numerical simulations, we observe intriguing pulse reshaping phenomena in double-zero-index photonic crystals, which cannot be fully...
WebApr 8, 2024 · A pseudospin-1 system is characterized by two linear bands meeting and intersecting with an additional flat band at a Dirac-like point. Such systems have attracted … WebAug 5, 2024 · Education, Physics, Materials Science; ... This work proposes a concept of valley photonic crystals with electromagnetic duality symmetry but broken inversion symmetry, and shows the independent control of valley and topology in a single system that has been long pursued in electronic systems, resulting in topologically-protected flat edge ...
WebJul 20, 2024 · More specifically, this part includes six subtopics: stacked topological photonic crystals for layer pseudospin, Weyl degeneracies in nonzero dimensions, unidirectional Maxwellian spin waves,... Web期刊:Applied Physics Letters文献作者:Wenjie Sui; Yu Zhang; Zirui Zhang; Hongfang Zhang; Zengtao Lv; Qiang Shi; Dong Zhang; Bing Yang出版日期:2024-3-1 ... Unidirectional propagation of helical edge states via exciting pseudospin d states in two-dimensional photonic crystals
Web(2024) Fang et al. Research. We review some recent progress in the exploration of pseudospin-1 physics using dielectric photonic crystals (PCs). We show some physical …
WebOct 29, 2024 · The Special Issue on “Sonic and Photonic Crystals” is focused on broad applications of the results involving characterizations of the sonic and photonic crystal properties. The applications of photonic crystals were presented in this special issue. The gradient cavity, waveguide, switch, and spatial beam filtering with autocloned photonic ... blackbeard\u0027s ghost imdbWebSep 1, 2015 · Pseudospin is of central importance in governing many unusual transport properties of graphene and other artificial systems which have pseudospins of 1/2. These unconventional transport... blackbeard\u0027s ghost watch onlineWebMar 7, 2024 · Specifically, by retrieving the optical parameters of materials with the pseudo TRS, we propose a photonic topological insulator (PTI) utilizing a pair of double … gaitway by sky medicalWebApr 7, 2024 · Introduction to Photonic and Phononic Crystals and Metamaterials, by Arthur R. McGurn, presents a study of the fundamental properties of optical and acoustic materials which have been of recent interest in nanoscience and device technology. The level of the presentations is appropriate for advanced undergraduates, beginning graduate students, … blackbeard\u0027s ghost movieWebFinite-size effect plays a significant role in topology photonics not to mention in reality all experimental setups are in finite-size. A photonic bandgap is opened in the topological edge state dispersion if a topological photonic crystal with finite width is considered, and the bandgap size relies on the finite-size effect. Pseudospin-preserving and pseudospin … gaitway classic insoleWebApr 8, 2024 · We review some recent progress in the exploration of pseudospin-1 physics using dielectric photonic crystals (PCs). We show some physical implications of the PCs … gait velocity testWebMar 11, 2008 · R. A. Sepkhanov, Johan Nilsson, C. W. J. Beenakker. We propose a method to detect the geometric phase produced by the Dirac-type band structure of a triangular-lattice photonic crystal. The spectrum is known to have a conical singularity (= Dirac point) with a pair of nearly degenerate modes near that singularity described by a spin-1/2 degree ... blackbeard\\u0027s ghost movie