Results 221 to 230 of about 62,046 (293)

Laminated Multilayer Optical Waveguides Enabled by Floating Film Transfer

open access: yesAdvanced Materials Interfaces, Volume 13, Issue 3, 3 February 2026.
A scalable floating film transfer process enables the lamination of sub‐micron polymer films into high‐quality multilayer optical waveguides. The method preserves optical performance, allows precise control over layer stacking, and supports the integration of high‐index‐contrast polymer/air gratings for efficient mode coupling in advanced photonic ...
Christopher Knoth   +3 more
wiley   +1 more source

Integrated millimeter-wave cavity electro-optic transduction. [PDF]

open access: yesNat Commun
Multani KKS   +3 more
europepmc   +1 more source

Engineering Thermal Emission with Enhanced Emissivity and Quality Factor Using Bound States in the Continuum and Electromagnetically Induced Absorption

open access: yesAdvanced Optical Materials, Volume 14, Issue 6, 9 February 2026.
A metal‐based thermal metasurface supporting bound states in the continuum is demonstrated and experimentally shown to achieve a record‐high quality factor of 202 and high emissivity of 0.82. The design offers thermally stable, narrowband mid‐infrared emission, making it ideal for high‐precision gas sensing applications.
Guodong Zhu   +8 more
wiley   +1 more source

Highly coherent organic lasing based on etch-free metasurface. [PDF]

open access: yesNat Commun
Choi D   +9 more
europepmc   +1 more source

Probing Ultrafast Coherent Bandgap Modulation in Monolayer WSe2 by Nonlinear Optics

open access: yesAdvanced Optical Materials, Volume 14, Issue 5, 2 February 2026.
This work sheds light on how resonant nonlinear optics blursthe line between perturbative and non‐perturbative nonlinear optics. Measured deviationsfrom the quadratic second‐harmonic scaling near the excitonic resonance arisefrom optical Stark and Bloch‐Siegert shifts. The experimental results arefurther underpinned by analytical and numerical analysis
Sebastian Klimmer   +7 more
wiley   +1 more source

A nanolaser with extreme dielectric confinement. [PDF]

open access: yesSci Adv
Xiong M   +7 more
europepmc   +1 more source

Brillouin Optical Correlation‐Domain Reflectometry With Polymer Fibers Under Scrambled Polarization Enabled by Angled Connections

open access: yesAdvanced Sensor Research, Volume 5, Issue 2, February 2026.
Polymer optical fibers enable flexible distributed sensing but suffer from reflection noise. This study shows that angled physical contact connectors suppress Fresnel reflections, allowing polarization scrambling in Brillouin optical correlation‐domain reflectometry.
Shimbu Shirai   +5 more
wiley   +1 more source

Grid‐Shaped, Vertically Aligned Carbon Nanotube Architectures for Electrical, Optical, and Mechanical Bolometers

open access: yesAdvanced Sensor Research, Volume 5, Issue 2, February 2026.
The small geometry of nano/micro sensor devices, down to 3 × 3 µm2, makes them ideal for reliable large‐scale integration into sensor arrays for single‐use biomedical, industrial, and security applications. These devices allow for the efficient conversion of ultraviolet to terahertz radiation into electrical or optical output signals using simple ...
Yasameen Al‐Mafrachi   +4 more
wiley   +1 more source

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