Results 151 to 160 of about 47,152 (263)

Advances in Micro‐Transfer Printing of Lithium Niobate Thin‐Films for Silicon Photonic Devices

open access: yesNanophotonics, Volume 15, Issue 6, 27 March 2026.
ABSTRACT Silicon and silicon nitride waveguide platforms have established themselves as ideal candidates for high‐volume photonic integration, owing to their compatibility with mature semiconductor manufacturing processes. In parallel, lithium niobate has garnered significant attention for its superior electro‐optic and nonlinear properties ...
Margot Niels   +4 more
wiley   +1 more source

Directional Polarization‐Independent Double‐Zero‐Index Material in a Three‐Dimensional Photonic Crystal With a Fourfold Semi‐Dirac Point

open access: yesNanophotonics, Volume 15, Issue 6, 27 March 2026.
We propose a strategy to realize directional polarization‐independent double‐zero‐index materials within a three‐dimensional photonic crystal which possesses a fourfold semi‐Dirac point. This point exhibits linear dispersions along one direction and quadratic dispersions along perpendicular directions in the momentum space. At the frequency of the semi‐
Rui Dong, Ying Wu, Changqing Xu
wiley   +1 more source

Photoactivation of NV Centers in Diamond via Continuous Wave Laser Illumination of Shallow As‐Implanted Nitrogen

open access: yesAdvanced Functional Materials, Volume 36, Issue 20, 9 March 2026.
This study demonstrates an alternative method of creating charge‐stable negatively charged nitrogen vacancy (NV−) centers close to the diamond surface without high‐temperature annealing. By illuminating nitrogen‐implanted regions with a continuous‐wave 405 nm laser, NV− centers are induced, exhibiting electron spin coherence properties suitable for ...
Jens Fuhrmann   +4 more
wiley   +1 more source

Microwave-Assisted Synthesis of Visible Light-Driven BiVO<sub>4</sub> Nanoparticles: Effects of Eu<sup>3+</sup> Ions on the Luminescent, Structural, and Photocatalytic Properties. [PDF]

open access: yesMolecules
Marinković D   +11 more
europepmc   +1 more source

Copper‐based Materials for Photo and Electrocatalytic Process: Advancing Renewable Energy and Environmental Applications

open access: yesAdvanced Functional Materials, Volume 36, Issue 21, 12 March 2026.
Cu‐based catalysts as a cornerstone in advancing sustainable energy technologies are fully reviewed in this manuscript, highlighting their potential in photo‐ and electrocatalysis. It includes metallic copper, copper oxides, copper sulfides, copper halide perovskites, copper‐based metal–organic frameworks (MOFs), and covalent organic frameworks (COFs),
Jéssica C. de Almeida   +16 more
wiley   +1 more source

Bimetallic Nanoparticles as Cocatalysts for Photocatalytic Hydrogen Production

open access: yesAdvanced Functional Materials, Volume 36, Issue 21, 12 March 2026.
Recent developments have introduced bimetallic nanoparticles as effective cocatalysts for photocatalytic systems. This review explores the rapidly expanding research on bimetallic cocatalysts for photocatalytic production of hydrogen, emphasizing the creation of carrier‐selective contacts, localized surface plasmon resonance effects, methodologies for ...
Yufen Chen   +4 more
wiley   +1 more source

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