Results 251 to 260 of about 201,674 (321)

Amplification of Chiral Raman Scattering: A Review of Resonance Raman Optical Activity and Surface Enhanced Raman Optical Activity

open access: yesAdvanced Materials Interfaces, EarlyView.
Raman Optical Activity (ROA) uniquely probes chiral and stereochemical properties of molecules, revealing critical insights into fields like biology and material science. This review explores ROA's historical development, principles, limitations, and advancements, including resonance and surface‐enhanced methods to amplify signals.
Guojie Li   +3 more
wiley   +1 more source

Advancement in Colloidal Metasurfaces: Approaches for Scalable Photonic Devices

open access: yesAdvanced Materials Interfaces, EarlyView.
This perspective explores colloidal metasurfaces composed of plasmonic and emitting nanoparticles assembled by laser interference lithography and template‐assisted self‐assembly methods. Precise design strategies achieve directional emission, low‐threshold lasing, and tunable photonic bandgaps.
Sezer Seçkin   +2 more
wiley   +1 more source

Fabricating Mass‐Producible High‐Performance Metaholograms Using Sol‐Gel‐Processed TiO2

open access: yesAdvanced Materials Interfaces, EarlyView.
Mass production of metaholograms on 6‐in. glass is achieved through nanoimprint lithography. TiO₂ sol‐gel is used as an imprint resist, exhibiting a high refractive index in the visible region. Through heat treatment at 600 °C, TiO₂ gel crystallizes into the anatase phase, allowing the fabrication of high‐resolution images with high optical efficiency.
Hyoin Song   +6 more
wiley   +1 more source

Foams‐Induced Hierarchy for Multiscale Photonics on Flat Substrates: Lasing and Mie‐Bragg Diffraction as Case Studies.

open access: yesAdvanced Materials Interfaces, EarlyView.
Ordered and disordered complex configurations displaying two levels of functionality can be fabricated using a simple self‐assembly method involving the foaming and casting of suspensions containing monodisperse spheres on unpatterned flat substrates.
Luisina Forzani   +6 more
wiley   +1 more source

Adsorption-Induced Optical Modulation in ZIF Thin Film Stacks with Distinct Order for Photonic Crystal Applications. [PDF]

open access: yesACS Appl Mater Interfaces
Keppler NC   +6 more
europepmc   +1 more source

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