Results 121 to 130 of about 49,183 (221)

Spectropolarimetric Holographic Multiplexing Metasurface With Super‐High Capacity Empowered by Mechanical Rotation

open access: yesNanophotonics, Volume 15, Issue 9, 13 May 2026.
Mechanically reconfigurable metasurfaces enable high‐capacity optical storage and holography due to low cost/complexity. A differentiable inverse design framework maps meta‐atom geometries to multichannel optical responses via deep neural networks. Rotatable cascaded metasurfaces optimized through this pipeline achieve pixel‐level holography with 288 ...
Ting Ma   +4 more
wiley   +1 more source

Wavefront Selective Modal Excitations for Optimally Informative Sensing in Fano‐Resonant Metasurfaces

open access: yesNanophotonics, Volume 15, Issue 9, 13 May 2026.
Structured illuminations can unlock hidden quasi‐BIC modes in Fano‐resonant metasurfaces, enhancing the sensitivity to nanoscale perturbations. By analyzing the eigenmode spectrum of a dielectric metasurface and applying information theory, tailored wavefronts can be engineered that selectively excite otherwise inaccessible modes.
Nick Feldman   +4 more
wiley   +1 more source

Terahertz Encryption With a Polarization‐Sensitive Metasurface

open access: yesNanophotonics, Volume 15, Issue 9, 13 May 2026.
We propose a dual‐functional terahertz encryption metasurface that enables independent information retrieval in both the near field and the far field within a single device. In the near field, polarization‐selective amplitude modulation reveals textual patterns, whereas in the far field, phase engineering encodes multiple digital data in focal‐spot ...
Yixuan He   +4 more
wiley   +1 more source

Mechanisms of atrial fibrillation in mitral regurgitation patients: Insights from noninvasive electrocardiographic imaging. [PDF]

open access: yesJ Electrocardiol
Vijayakumar R   +9 more
europepmc   +1 more source

Dispersion‐Engineered Broadband Transparent Meta‐Cloak

open access: yesNanophotonics, Volume 15, Issue 9, 13 May 2026.
Achieving broadband performance remains a critical challenge in engineering physics. Here, theoretical derivation shows that the core phase compensation conditions for broadband transparent cloaking exhibit dispersive characteristics. A novel broadband transparent cloaking paradigm via dispersion engineering is proposed, and a meta‐cloak that realizes ...
Dan Liu   +6 more
wiley   +1 more source

Ultra-coherent meta-emitter tailors arbitrary thermal wavefront. [PDF]

open access: yesNat Commun
Chen R   +12 more
europepmc   +1 more source

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