Results 151 to 160 of about 21,815 (267)

PearSAN: A Machine Learning Method for Inverse Design Using Pearson Correlated Surrogate Annealing

open access: yesAdvanced Optical Materials, Volume 14, Issue 10, 13 March 2026.
A machine learning–assisted inverse design framework is introduced to overcome the curse of dimensionality in complex nanophotonic design problems. By leveraging Pearson‐correlated surrogate annealing (PearSAN) method within a generative latent space, rapid convergence toward optimal thermophotovoltaic metasurface designs is achieved, enabling precise ...
Michael Bezick   +8 more
wiley   +1 more source

Responsive Visible‐Wavelength Metasurfaces from Porous Silicon Based on Fano Guided‐Mode Resonance

open access: yesAdvanced Optical Materials, Volume 14, Issue 12, 25 March 2026.
The article introduces mesoporous silicon metasurfaces (pSi‐MS) supporting Fano guided‐mode resonances in the visible regime. By combining top‐down lithographic patterning of 2D gratings with bottom‐up electrochemical porosification, the approach realizes a new class of responsive metasurfaces, enabling highly sensitive and portable platforms for small
Tomoshree Dash   +4 more
wiley   +1 more source

High‐Quality Free‐Standing Diamond Micromembranes for Nanoscale Quantum Sensing

open access: yesAdvanced Optical Materials, Volume 14, Issue 12, 25 March 2026.
We report a procedure for fabricating low‐damage free‐standing diamond micromembranes, and we show that this fabrication scheme preserves the optical and spin properties of state‐of‐the‐art shallow NV center quantum sensors, within nanometers of the diamond surface, while providing significant photonic enhancement.
Alexander C Pakpour‐Tabrizi   +6 more
wiley   +1 more source

Electrically Reconfigurable Nonvolatile Transmissive Metasurface in Visible

open access: yesAdvanced Optical Materials, Volume 14, Issue 11, 20 March 2026.
An electrically reconfigurable, non‐volatile metasurface operating in the visible spectrum is demonstrated using just 20 nm thick wide‐bandgap phase change material Sb2S3. On integration with a custom ultrathin silicon micro‐heater, the device achieves reversible switching with a 16 nm resonance tuning range at 610 nm, a wavelength largely under ...
Virat Tara   +7 more
wiley   +1 more source

Ultra‐Efficient 0.1 V cm Lithium Niobate Modulator with >$\gt$ 200 GHz Bandwidth Using a High‐Permittivity Bragg Waveguide

open access: yesAdvanced Photonics Research, Volume 7, Issue 3, March 2026.
This work demonstrates thin‐film lithium niobate Mach–Zehnder modulators. One of these modulators achieves a voltage‐length product of 0.1 V cm, a driving voltage of 1 V, a device length of 1 mm, and a bandwidth exceeding 200 GHz. A high‐permittivity cladded Bragg grating waveguide is utilized to enhance modulation efficiency, enabling low‐voltage and ...
Zobeyde Dadkhah   +2 more
wiley   +1 more source

Near real-time full-wave inverse design of electromagnetic devices. [PDF]

open access: yesNat Commun
Sun JH   +5 more
europepmc   +1 more source

Ultrafast Dense Immobilization of Noble Metal Nanoparticles on Customizable Multifunctional Polymer Microspheres for Heterogeneous Catalysis and Multiplexed Biodetection

open access: yesAdvanced Science, Volume 13, Issue 17, 23 March 2026.
This work proposes a facile co‐assembly strategy to achieve highly uniform and dense immobilization of diverse noble metal nanoparticles onto metastable multifunctional (e.g., magnetic or fluorescent) polymer microspheres, enabling fabrication of complex hierarchical superstructures.
Jie Zhao   +12 more
wiley   +1 more source

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