Modulated floquet topological insulators
WebFloquet Topological Insulators are topological phases resulting from strong light-matter interaction, or more generally, time-dependent perturbations (the name Floquet appears as Floquet theory is the prevalent theory for dealing with such effects). These topological … Web4 jan. 2013 · The application of spatially uniform light on conventional insulators can induce Floquet spectra with characteristics akin to those of topological insulators. We demonstrate that spatial modulation of light allows for remarkable control of the …
Modulated floquet topological insulators
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Web25 okt. 2024 · Katan Y T and Podolsky D 2013 Modulated floquet topological insulators Phys. Rev. Lett. 110 016802. Crossref Google Scholar ... Dehghani H, Oka T and Mitra A 2015 Out-of-equilibrium electrons and the Hall conductance of a Floquet topological insulator Phys. Rev. B 91 155422. WebBimorphic Floquet topological insulators. Topological theories have established a unique set of rules that govern the transport properties in a wide variety of wave-mechanical settings. In a marked departure from the established approaches that induce Floquet …
Web4 jan. 2013 · Modulated Floquet Topological Insulators Authors: Yaniv Tenenbaum Katan Daniel Podolsky Technion - Israel Institute of Technology Abstract and Figures The application of spatially uniform light... WebMotivated by experimental observations of time-symmetry breaking behavior in a periodically driven (Floquet) system, we study a one-dimensional spin model to explore the stability of such Floquet discrete time crystals (DTCs) under the interplay between interaction and …
WebThis model has three important parameters which determine whether the wire is in the topological Majorana phase or not: the chemical potential μ, the superconducting gap Δ, and the magnetic field B. The topological phase with unpaired Majorana modes at zero energy is realized for B > μ 2 + Δ 2. Web6 nov. 2024 · Additionally, the on-site potential (i.e., the effective refractive index) is modulated for each successive step . This Floquet driving protocol establishes periodicity in the transverse (x,y) as ... J. M. Zeuner, S. Nolte, A. Szameit, Observation of photonic …
Web18 sep. 2024 · While the concept of Floquet topological insulators was first developed for irradiated semimetals and semiconductors [16–19], it found a spectacular experimental manifestation in out-of-equilibrium cold-atom physics , single-photon quantum walks [21,22] and photonic lattices [23–25].
Web24 okt. 2024 · We review the recent development in constructing higher-order topological band insulators under strong periodic drivings. In particular, we focus on various approaches in formulating the anomalous Floquet topological invariants beyond (quasi … green man gaming promo codesWebAcoustic Chern insulators (21–23) or Floquet insulators (24–26) have offered opportunities to realize topologically robust one-way sound transport induced by broken reciprocity, but they have been relying on complex arrays of individually controlled … flying kick pathfinderWeb8 nov. 2010 · Abstract Topological insulators are electronic materials that have a bulk band gap like an ordinary insulator but have protected conducting states on their edge or surface. These states are possible due to the combination of spin-orbit interactions and … green man gaming player unknown battlegroundsWebThe concept of ‘Floquet topological insulators’ - namely, inducing topologically nontrivial behavior using dynam- ical modulation - was used in waveguide arrays for the realization of optical chiral edge states in Chern [9] and anomalous … flying kid caught on cameraWeb2 jun. 2024 · Topological insulators represent a recently discovered class of solids, which are insulating in their bulk but exhibit special scattering-resistant conducting states on their surfaces, known as topological edge states. 1 1. M. Z. green man gaming promotion codesWeb11 dec. 2024 · The transport properties of the surface charge carriers of a three dimensional topological insulator under a terahertz (THz) field along with a resonant double barrier structure is theoretically analyzed within the framework of Floquet theory to explore the possibility of using such a device for photodetection purposes. flying kick bethesdaWebFloquet topological insulators Introduction Today’s topic, Floquet topological insulators, is introduced by Mark Rudner from the Niels Bohr Institute at Copenhagen. Floquet topological insulators intro (by Mark Rudner) Periodically driven systems green man gaming pirate warriors