Optical control of bound states in continuum

WebApr 14, 2024 · In quantum mechanics, a bound state is a state whose energy is lower than that of a continuum state, where an electron is bound around the nucleus. The energy of … WebApr 12, 2024 · Optical bound states in the continuum (BICs) have enabled suppression of radiation loss in various photonic structures. However, their quality ( ) factors can be limited by the intrinsic absorption loss, if present. We propose a type of BICs in which both the radiation and absorption losses are suppressed. The underlying mechanism is based on ...

Suppression of optical absorption with a bound state in …

WebApr 12, 2024 · Suppression of optical absorption with a bound state in the continuum @inproceedings{Kokowski2024SuppressionOO, title={Suppression of optical absorption with a bound state in the continuum}, author={Radosław Kołkowski and Andriy Shevchenko}, year={2024} } R. Kołkowski, A. Shevchenko; Published 12 April 2024; Physics WebMar 15, 2014 · Abstract. This Letter shows that bound states in the continuum (BIC), which are normalizable modes with energy embedded in the continuous spectrum of scattered … rdr2 arabian horse warped brindle https://betterbuildersllc.net

Topological nature of optical bound states in the continuum

WebDec 12, 2024 · Via control of the asymmetry of the cluster, the TD could transform from bound states in the continuum into leaky resonances with high-Q factors. The optical antiferromagnetic response could also be identified from the tetramer cluster arrays. The toroidal and antiferromagnetic effects come from the trapped modes with symmetry … To measure the transmission under one port excitation, a fiber-based terahertz time-domain spectroscopy (TDS) system was applied (Advanced Photonics, Inc.), as displayed in Fig. 3a. The THz pulse generated by the photoconductive transmitter was firstly collimated by a TPX lens L1. After passing through the … See more Our freestanding photonic crystal slab is fabricated by the following processes: we generated a periodic hole pattern of photoresist on a 160 μm thick … See more Further information on research design is available in the Nature Research Reporting Summarylinked to this article. See more http://ab-initio.mit.edu/~chsu/optical_bic/ rdr2 army outfit

Ehancement of optical forces at bound state in the …

Category:Arbitrarily polarized bound states in the continuum with …

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Optical control of bound states in continuum

Suppression of optical absorption with a bound state in …

WebOptical bound state s in the continuum (BIC) are topological singularities of the scattering matrix, known for their unique light trapping capability and enhanced light-matter interaction. We show that BIC modes enable the ... optical forces to control a metavehicle. The designed metasurface unit-cell for BIC mode is shown in Fig. 1(a). Two ... WebApr 1, 2024 · Optical bound states in the continuum (BIC) are topological singularities of the scattering matrix, known for their unique light-trappin … Light-actuated motors, vehicles, …

Optical control of bound states in continuum

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WebFano resonances result from the strong coupling and interference between a broad background state and a narrow, almost discrete state, leading to the emergence of asymmetric scattering spectral profiles. Under certain conditions, Fano resonances can experience a collapse of their width due to the destructive interference of strongly … WebOptical bound states in the continuum (BIC) are topological singularities of the scattering matrix, known for their unique light-trapping capability and enhanced light–matter …

WebApr 10, 2024 · The chiral bound states in continuum (BIC) with extreme intrinsic chirality was realized and observed for the first time, which was published in Nature with the title “Observation of intrinsic ... WebDec 1, 2024 · We demonstrate a novel, to the best of our knowledge, magneto-optical effect that reveals itself in light intensity modulation without polarization rotation in the Faraday configuration. We design a photonic crystal with a magnetized optical cavity that supports bound states in the continuum (BICs), …

WebNov 3, 2024 · The introduction of bound states in the continuum (BICs) to photonics has revolutionized the way cavity design and light–matter interactions are thought about in … WebFeb 17, 2024 · Dielectric metasurfaces made of high refractive index and low optical loss materials have emerged as promising platforms to achieve high-quality factor modes …

WebOct 27, 2024 · Abstract Stemming from bound states in the continuum (BICs), momentum-space polarization vortices observed in photonic structures provide an attractive approach to generating optical vortex (OV) beams.

WebReconfigurable dielectric metasurfaces have shown tremendous potential to actively control the fundamental (amplitude, phase and polarization) properties of light with minimal losses. Here we demonstrate ultrafast tuning of circular dichroism (CD) using dual degenerate bound-state-in-continuum (BIC) resonances in a Silicon metasurface. rdr2 armadillo shopkeeperWebJul 6, 2024 · We investigate a reconfigurable dielectric metasurface merging optomechanical interaction and quasi-bound states in the continuum promising for all-optical light control light. The surface consists of a dimerized high-contrast grating with a compliant bilayer structure. The optical forces induced by … rdr2 archaeology for beginnersWebing the concept of bound states in the continuum (BICs), which represent localized states with energies embedded in the continuous spectrum of radiating waves. BICs were pre-dicted as a mathematical curiosity in quantum mechanics long time ago [11]. In spite of the fact that the system pro-posed in that work has never been implemented experimen- rdr2 arrowhead locationsWebMolecular binding is detected as a shift in the resonant wavelength of the bound states in the continuum of radiation modes. The new configuration is applied to the recognition of the interaction between protein p53 and its protein regulatory partner murine double minute 2 (MDM2). A detection limit of 66 nM for the protein p53 is found. how to spell hopelessWebThe trapped light is an optical bound state in continuum (BIC), namely a localized state whose frequency (or energy) lies within the continuous band where normally only spatially … how to spell hoping correctlyWebOptical resonant cavities with high quality factor (Q-factor) are widely used in science and technology for their capabilities of strong confinement of light and enhanced light–matter … rdr2 arthur money to johnWebDec 21, 2024 · Sun, “Optical refractive index sensing based on high-Q bound states in the continuum in free-space coupled photonic crystal slabs,” Sensors 17 (8), 1861 (2024). 20. how to spell hooves