Results 211 to 220 of about 60,094 (237)

Tailoring Second Harmonic Generation via Strong Coupling in a One‐Dimensional Photonic Crystal Heterostructure

open access: yesAdvanced Photonics Research, EarlyView.
The strong coupling is investigated as an effective method to modulate the second‐harmonic generation (SHG) in the defect mode and Tamm plasmon resonances. Throughout the entire anticrossing Rabi splitting process induced by strong coupling, the difference in SHG efficiency between two resonances can be modulated by up to two orders of magnitude ...
Ying Zhu   +7 more
wiley   +1 more source

High-Efficiency Precision Polishing Using Fiber Brush-Shear-Thickening Fluid Composites. [PDF]

open access: yesMicromachines (Basel)
Gong Z   +7 more
europepmc   +1 more source

Broadband Interferenceless Perfect Absorption in Hexagonal Boron Nitride and Lithium Fluoride Hyperbolic Metamaterial

open access: yesAdvanced Photonics Research, EarlyView.
The images (a) and (b) illustrate a composite metamaterial with anisotropic permittivity. When incident light, polarized in transverse magnetic or transverse electric modes, enters the structure, the reflectance spectra in (c) and (d) show low reflection and high absorption over a wide range of incidence angles. This behavior has potential applications
Muhammad Imran   +6 more
wiley   +1 more source

Reply to Claramunt et al.: Robustness of the Cretaceous radiation of crown aves. [PDF]

open access: yesProc Natl Acad Sci U S A
Wu S   +12 more
europepmc   +1 more source

Dynamic Humidity Modulation of Quasi‐Bound States in the Continuum by Symmetry Breaking in Geometry and Permittivity

open access: yesAdvanced Photonics Research, EarlyView.
This work introduces a humidity‐modulated strategy to regulate the dynamic transition from quasi‐BICs to BICs based on the symmetry‐breaking in geometry and permittivity for the hybrid photonic‐plasmonic asymmetric gratings. It proves that it is a promising approach for dynamic regulating optical properties and applied in fabricating various micro ...
Ang Xu   +8 more
wiley   +1 more source

Mitigating Losses in Hyperbolic Asymptotic Eigenmodes

open access: yesAdvanced Photonics Research, EarlyView.
Herein, hyperbolic asymptotic eigenmodes, high‐k modes aligned with asymptotic directions in hyperbolic metamaterials, are introduced. By tuning permittivity tensors to balance loss compensation (Re(ε∥)/Re(ε⊥)=Im(ε∥)/Im(ε⊥))$\left(\right. \text{Re} \left(\right. \left(\epsilon\right)_{\parallel} \left.\right) / \text{Re} \left(\right.
Lu Song   +5 more
wiley   +1 more source

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