Results 321 to 330 of about 1,122,223 (383)

Dual‐Modality Detection of Intracellular Nanoparticles via Smart Polymer‐Enhanced SERS and Hyperspectral Microscopy Detection

open access: yesAdvanced Optical Materials, EarlyView.
Dual‐imaging strategy for PAP‐functionalized gold nanoparticles (PAP@Gold NPs) in HeLa cells. Fast screening is achieved via hyperspectral microscopy based on light reflection to track nanoparticle localization. Accurate detection is performed through SERS microscopy, leveraging the plasmonic enhancement of the PAP polymer signal for precise location ...
Marco Giustra   +10 more
wiley   +1 more source

Vibrational Strong Coupling of Thin Water Layers Using Plasmonic Cavities

open access: yesAdvanced Optical Materials, EarlyView.
The high electric field concentration of plasmonic modes in nanogroove array cavities enables vibrational strong coupling with ultrathin water layers located directly at the metal surface, opening up a new potential pathway for tuning electrocatalytic reactions.
Jyoti Lather   +7 more
wiley   +1 more source

Complex Structured Light Generation Using Printed Liquid Crystal Droplets

open access: yesAdvanced Optical Materials, EarlyView.
Inkjet‐printed liquid crystal droplets generate structured light beams with spatially varying polarization and phase. These include full Poincaré beam, vortex beam carrying orbital angular momentum, and beam with polarization singularities, offering a simple approach for compact structured light generation in optical manipulation, imaging, and ...
Xuke Qiu   +12 more
wiley   +1 more source

Room‐Temperature Surface Exciton Polaritons in Colloidal J‐Aggregate Flakes

open access: yesAdvanced Optical Materials, EarlyView.
Colloidal J‐aggregate flakes, synthesized via electrostatic assembly of cyanine molecules and a polyelectrolyte, exhibit robust excitonic properties and support surface exciton polaritons at room temperature. Their strong scattering and tunable optical response introduce a versatile, solution‐processable platform for advanced photonic and quantum ...
Carla Estévez‐Varela   +8 more
wiley   +1 more source

Cloaking and Antennas: From Theoretical Paradigms to Next‐Generation Intelligent Systems

open access: yesAdvanced Optical Materials, EarlyView.
The inception of electromagnetic cloaking sparked an immediate question: Can antennas be made invisible? Two decades later, this review charts the intertwined progress of major cloaking strategies (from transformation optics to scattering cancellation), metasurface technology, and their application to antennas, revealing how AI‐enabled devices are ...
Helen Guo, Xun Li
wiley   +1 more source

Bayesian modelling of the fossil record enlightens the evolutionary history of Hemiptera. [PDF]

open access: yesProc Biol Sci
Boderau M   +6 more
europepmc   +1 more source

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