Results 201 to 210 of about 7,053 (306)

Beyond limits: a tribute to Dai-Sik Kim's academic legacy and vision. [PDF]

open access: yesNanophotonics
Ahn JS   +14 more
europepmc   +1 more source

Plasmonic Metasurfaces with Structural Chirality and Pseudo‐Chirality for Enhanced Circular Dichroism and Enantiomeric Recognition

open access: yesAdvanced Optical Materials, Volume 14, Issue 1, 9 January 2026.
A planar plasmonic metasurface composed of asymmetric gold nanostructures is shown to exhibit both anisotropic and chiral/pseudo‐chiral optical responses. By tailoring the polarization and angle of incidence, the metasurface significantly enhances optical chirality and enables enantiospecific detection.
Giovanna Palermo   +8 more
wiley   +1 more source

Phase Smoothing for Mutual Coupling Mitigation in Multifunctional Metasurfaces Designed with Diffractive Neural Networks

open access: yesAdvanced Optical Materials, Volume 14, Issue 1, 9 January 2026.
A diffractive neural networkdesigned metasurface operating at 86 GHz generates multiple holographic patterns by controlling the phase of subwavelength unit cells. A phase‐smoothing regularization mitigates mutual coupling, enabling accurate multifunctional wavefront shaping.
Damián Rodríguez‐Trujillo   +5 more
wiley   +1 more source

Dynamically Tunable Coherent Perfect Absorption Based on Bound States in the Continuum in Borophene Metamaterials

open access: yesAdvanced Photonics Research, Volume 7, Issue 1, January 2026.
This article proposes a symmetry‐protected bound states in the continuum mechanism based on borophene metamaterials, achieving dual‐band broadband coherent perfect absorption (CPA) in the near‐infrared spectrum. By dynamically modulating carrier concentration, the operational bandwidth of CPA can be significantly expanded, effectively overcoming the ...
Xue‐Yan Wu   +5 more
wiley   +1 more source

Nanometer-scale confinement of whispering gallery plasmonic modes upon slit excitation. [PDF]

open access: yesNanoscale Adv
Parsamyan H   +4 more
europepmc   +1 more source

Ultrathin Broadband Terahertz Metamaterial Absorber Based on Multimode Spoof Localized Surface Plasmon Resonators

open access: yesAdvanced Photonics Research, Volume 7, Issue 1, January 2026.
This work presents an ultrathin terahertz metamaterial absorber that achieves broadband and polarization‐insensitive performance through multimode spoof‐plasmon resonances and tunable indium tin oxide loss engineering. The absorber offers near‐Rozanov‐limit thickness and optical transparency, enabling integration into compact and multifunctional THz ...
Jinlin Mu   +8 more
wiley   +1 more source

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