Results 201 to 210 of about 176,754 (298)

Pointlike Material Accumulation and Displacement in Azopolymer Thin Films Driven by Spatial Light Modulation

open access: yesAdvanced Optical Materials, EarlyView.
A maskless, SLM‐driven approach enables the deterministic inscription of arbitrary topographical features in azopolymer films by mapping complex vectorial light fields onto local viscoplastic stress. This platform allows for the rapid generation and dynamic erasure of high‐aspect‐ratio micro‐spikes, offering a versatile tool for reconfigurable flat ...
Jonas Strobelt   +3 more
wiley   +1 more source

Coherent Absorption Reveals Colors Hidden in a Grey Fabry–Pérot Cavity

open access: yesAdvanced Optical Materials, EarlyView.
A dielectric thin film shows colors depending on its thickness; this effect can be used to encode information normally accessible through single‐beam spectroscopy. We developed a method to conceal this kind of information, based on coating the dielectric with a matched conductor, that suppresses the color‐bearing thin‐film resonances.
Giuseppe E. Lio   +10 more
wiley   +1 more source

Deciphering Haze Formation in Black Electrochromic Polymer Films

open access: yesAdvanced Optical Materials, EarlyView.
This study investigates haze in electrochromic polymer films at different stages, including pre‐treatment, post‐treatment, and after device operation. Haze varies with solution‐state aggregation, film morphology, and electrochemical doping, and is governed by morphological features such as surface roughness, micro‐porosity, crystallinity, aggregation ...
Yina Moon   +6 more
wiley   +1 more source

Structure design and implementation of a water cooling sub-20 nm multilayer Kirkpatrick-Baez mirror system in the Structural Dynamics beamline ID23 at HEPS. [PDF]

open access: yesJ Synchrotron Radiat
Liao R   +29 more
europepmc   +1 more source

Single‐Photon Emitters in Thickness‐Controlled hBN Directly Grown on Silicon Platform

open access: yesAdvanced Optical Materials, EarlyView.
Direct, catalyst‐free CVD growth produces thickness‐controlled hBN films on SiO2/Si without transfer. Growth temperature, film thickness, and carbon incorporation tune the density and single‐photon fraction of defect emitters while preserving the hBN lattice structure.
Yeunjeong Lee   +6 more
wiley   +1 more source

Cavity QED beyond the Jaynes-Cummings model. [PDF]

open access: yesOpt Quantum Electron
Al Ghamdi A, Jose G, Beige A.
europepmc   +1 more source

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