Results 141 to 150 of about 30,411 (268)

From Nano‐ to Picocavities: The Role of Atomistic Features

open access: yesSmall Structures, Volume 7, Issue 10, October 2026.
Atomistic features strongly affect the plasmonic response of Ag and Au nano‐ and picocavities. By analyzing induced charge densities, electric field maps, and localization areas, the role of atomistic morphology in controlling field confinement and enhancement is revealed, establishing a direct structure–property relation between atomic‐scale features ...
Tommaso Giovannini   +4 more
wiley   +1 more source

Hybridization of FDTD and Device Behavioral-Modeling Techniques [PDF]

open access: yes, 2003
Stievano, Igor Simone   +3 more
core   +1 more source

Triple Space‐Polarization On–Off‐Key Modulation With AlN‐Based Tri‐Focal Metalens

open access: yesNanophotonics, Volume 15, Issue 18, 25 September 2026.
An AlN tri‐focal metalens made of high‐temperature‐annealed AlN by integrating zone‐plate null rings into a polarization‐selective bifocal metalens. The incident light will be focused into two or three foci on the focal plane, each with a distinct polarization state.
Zhi‐Yan Lin   +7 more
wiley   +1 more source

Multi‐Objective Inverse Design of a Dual‐Narrowband Thermal Emitter for Optical Gas Sensing

open access: yesNanophotonics, Volume 15, Issue 18, 25 September 2026.
A lithography‐free, wafer‐scale dual‐narrowband thermal emitter is developed using a multi‐objective inverse design framework. It comprises an aperiodic Si/SiO2 dielectric multilayer deposited on a TiN refractory conductive ceramic film. Its dual emission peaks match characteristic absorption bands of CH4 and NO2 and enhance responses to both gases ...
Xiaowen Li   +9 more
wiley   +1 more source

Polymer Brushes Govern Defect‐Selective Oxidative Etching of Penta‐Twinned Gold Nanorods

open access: yesAngewandte Chemie, Volume 138, Issue 39, 21 September 2026.
Polymer brushes act as active interfacial regulators of oxidative etching, directing it to crystallographic defects. In penta‐twinned gold nanorods, defect–ligand interplay localizes etching to defect regions and induces surface corrugations on the long nanorod sides. This work establishes a framework for programmable nanoengineering of the surfaces of
Tianyi Wu   +9 more
wiley   +2 more sources

Large Rabi Splitting Driven by Plasmon‐Enhanced Hybrid Anapole States in Si–Au–WSe2 Heterostructures

open access: yesNanophotonics, Volume 15, Issue 18, 25 September 2026.
A silicon hybrid‐anapole microcavity coupled with a plasmonic array enables tripartite strong coupling with WSe2 excitons. Spatially extended field enhancement and coherent cavity–plasmon hybridization strengthen light–matter interactions, producing a giant 330 meV Rabi splitting at room temperature and offering a compact platform for low‐exciton ...
Yanhui Deng   +6 more
wiley   +1 more source

Modifiable PEDOT:PSS-based flexible diagnostic and therapeutic dressings for personalized wound management. [PDF]

open access: yesMicrosyst Nanoeng
Wang L   +13 more
europepmc   +1 more source

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