Results 61 to 70 of about 1,350 (185)

Magnesium‐Based Transient Bioelectronics, Bio‐Optics and Bio‐Scaffolds

open access: yesAdvanced Functional Materials, Volume 36, Issue 67, 20 August 2026.
This paper reviews the state of the art and recent advances in magnesium‐based thin‐film, foils, and scaffolds for applications in transient bio‐optics, bioelectronics and tissue engineering. The design principles, fabrication methods, material properties, and integration strategies are discussed in detail.
Massimo Mariello, Yves Leterrier
wiley   +1 more source

Bright and Durable Copper‐Iodide‐Based Nanowire Scintillators

open access: yesAggregate, Volume 7, Issue 8, August 2026.
A surface‐protective‐agent (SPA)‐coordinated low‐temperature crystallization strategy regulates the surface microenvironment of CsCu2I3 nanowires at the atomic level. The SPA simultaneously suppresses iodine‐vacancy‐related defects and nonradiative recombination while eliminating Cu2+ species and surface oxide formation, offering a coherent pathway to ...
Yandong Ren   +7 more
wiley   +1 more source

Octave‐Spanning, Deterministic Single Soliton Generation in 4H‐Silicon Carbide‐On‐Insulator Microring Resonators

open access: yesLaser &Photonics Reviews, Volume 20, Issue 15, 7 August 2026.
The miniaturization of metrology and precision spectroscopy systems requires robust, turn‐key microcombs with broad bandwidth, low threshold, and high efficiency. Here, high‐Q, dispersion‐engineered microresonators in a high‐confinement nonlinear SiC platform, combined with waveguide‐enabled thermal management and laser cooling, enable deterministic ...
Yi Zheng   +7 more
wiley   +1 more source

Controlling Collective Quasiparticle Dynamics Beyond Decoherence in Topological Interfaces

open access: yesLaser &Photonics Reviews, Volume 20, Issue 16, 21 August 2026.
Gold nanoparticles placed above a deformed honeycomb plasmonic crystal couple to a chiral topological interface mode. The pseudospin‐split bands ψ+/ ψ− encode spin‐momentum locking, so emitters radiate directionally along the domain wall and share a common phase.
Fatemeh Davoodi
wiley   +1 more source

Epitaxial ZnO/LiNbO3/ZnO stacked layer waveguide for application to thin-film Pockels sensors

open access: yesAIP Advances, 2015
We produced slab waveguides consisting of a LiNbO3 (LN) core layer that was sandwiched with Al-doped ZnO cladding layers. The ZnO/LN/ZnO stacked layers were grown on sapphire C-planes by electron cyclotron resonance (ECR) plasma sputtering and were ...
Housei Akazawa, Hiroshi Fukuda
doaj   +1 more source

Ultrathin Magnetic–Conductive Heterostructures for Absorption‐Dominant Electromagnetic Interference Shielding

open access: yesRare Metals, Volume 45, Issue 8, August 2026.
ABSTRACT Ultrathin, lightweight, and mechanically compliant electromagnetic interference (EMI) shields are increasingly required for high‐frequency electronic devices. However, conventional metallic shields predominantly rely on conductivity‐driven reflection mechanisms, which become ineffective at reduced thickness and may cause severe secondary ...
Zida Zhang   +7 more
wiley   +1 more source

Low eigenvalues of the p$p$–Laplacian in general open sets

open access: yesJournal of the London Mathematical Society, Volume 114, Issue 2, August 2026.
Abstract We consider the minmax Ljusternik–Schnirelmann levels of the constrained p$p$–Dirichlet integral on a general open set of the Euclidean space. We show that, whenever one of these levels lies below the threshold given by the Lp$L^p$ Poincaré constant “at infinity,” it actually defines an eigenvalue of the Dirichlet p$p$–Laplacian. We also prove
Lorenzo Brasco   +2 more
wiley   +1 more source

Optical Phased Arrays on Photonic Integrated Circuit Platforms: Challenges, Opportunities, and Future Applications

open access: yesNanophotonics, Volume 15, Issue 14, 27 July 2026.
Integrated optical phased arrays are emerging as scalable engines for solid‐state beam steering and programmable wavefront control. This Review maps the field from beam‐steering principles and core building blocks to material platforms, system‐level bottlenecks, and application frontiers, highlighting how heterogeneous integration, aperiodic ...
Jingwei Li   +7 more
wiley   +1 more source

Design and analysis of a 2D photonic crystal based parallelogram-shaped cavity with open corners for optical switching [PDF]

open access: yesEPJ Web of Conferences
In this paper, we designed a 2×2 optical switch using a two- dimensional photonic crystal (2D PC) based on interference principle. For the first time, an air-hole slab-structure-based photonic switch is proposed.
Sreevani N.R.G.   +2 more
doaj   +1 more source

Vortex Light Bullets Guided by Disclination Defects

open access: yesNanophotonics, Volume 15, Issue 14, 27 July 2026.
A new class of stable and thresholdless light bullets carrying vorticity, guided by the disclination defects introduced into Su–Schrieffer–Heeger‐like lattices with a focusing cubic nonlinearity, is reported. Different discrete rotational symmetry of the aperiodic lattice determines the allowed values of the topological charge of the vortex bullets ...
Zhuo Zhang   +4 more
wiley   +1 more source

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