Results 131 to 140 of about 9,356 (243)

Nanoparticle Enhanced Chalcogenide Glass

open access: yesAdvanced Photonics 2016 (IPR, NOMA, Sensors, Networks, SPPCom, SOF), 2016
We discuss a pulsed laser ablation method to produce uniformly distributed nanoparticles in a chalcogenide glass matrix for advanced optoelectronic materials development. Characterization reveals novel optical properties with potential applications in photonic devices. Article not available.
openaire   +2 more sources

Combinatorial Synthesis of BaCu2Se2 Thin Films: Effect of Composition on Crystal Structure and Optoelectronic Properties

open access: yesSmall, EarlyView.
The emerging BaCu2Se2 semiconductor compound is synthesized in combinatorial thin film libraries for fast screening of its fundamental properties related to the application in sustainable energy sources. Ba‐rich and Cu‐rich compositions are explored.
Marin Rusu   +16 more
wiley   +1 more source

Breaking Inversion Symmetry via Vanadium Coordination Engineering in Bismuth Vanadium Selenites

open access: yesSmall, EarlyView.
Vanadium coordination engineering induces symmetry breaking in bismuth selenites by transforming symmetry‐compensated VO6/VO5F units into directionally aligned VO5 polyhedra. The resulting non‐antiparallel vanadyl arrangement eliminates dipole cancellation and stabilizes a polar noncentrosymmetric framework with nonlinear optical activity.
Chanhee Ko   +9 more
wiley   +1 more source

Thermal Degradation and Thermal Decomposition of Plasticized PVC Including POSS Additives for PVC Compounds: Mechanisms, Impact, and Performance of Standards

open access: yesJournal of Vinyl and Additive Technology, EarlyView.
Additives' structures. ABSTRACT Poly(vinyl chloride) has been a key polymeric material since its commercial production in 1931, demonstrating versatility across numerous industries due to its compatibility with various additives. PVC's inherent properties, flame retardance, durability, and recyclability make it ideal for building and construction ...
Stefano Gardi   +4 more
wiley   +1 more source

The Activation Energy Temperature Dependence for Viscous Flow of Chalcogenides

open access: yesApplied Sciences
For some chalcogenide glasses, the temperature dependence of the activation energy E(T) of viscous flow in the glass transition region was calculated using the Williams–Landel–Ferry (WLF) equation.
Alexey A. Mashanov   +3 more
doaj   +1 more source

Mode and Polarization Division Multiplexing Based on Chalcogenide‐Glass‐on‐Thin‐Film Lithium Niobate

open access: yesNanophotonics, Volume 15, Issue 9, 13 May 2026.
High‐index GeSbSe chalcogenide glass loaded on thin‐film lithium niobate enables compact broadband mode‐ and polarization‐division multiplexing. Exploiting direction‐dependent birefringence of x‐cut LNOI, a four‐channel mode (de)multiplexer and asymmetric directional coupler‐based polarization splitter–rotator are demonstrated with great performance in
Zhexi Chen   +8 more
wiley   +1 more source

Electrochemical Memristive Devices Toward Brain‐Inspired Computing and In‐Memory Communication: Mechanisms, Materials, and Device Engineering

open access: yesChemElectroChem, Volume 13, Issue 9, 5 May 2026.
Electrochemical memristive devices, whose resistance is modulated by ion migration and redox reactions, offer a hardware pathway toward brain‐inspired computing. This review summarizes key switching mechanisms—electrochemical metallization (ECM), valence change mechanism (VCM), and thermochemical effects (TCM)—and discusses how materials and device ...
Junyao Xu, Yiwei Sun
wiley   +1 more source

Infrared Nanocrystals for Space Application: Hardness to Irradiations

open access: yesAdvanced Functional Materials, Volume 36, Issue 37, 7 May 2026.
This article investigates infrared HgTe nanocrystals under X‐ray and ion irradiation, revealing remarkable radiation hardness. It uncovers distinct degradation mechanisms and shows that the nanomaterial outperforms integrated electronics. The results position colloidal nanocrystals as promising candidates for resilient space and harsh‐environment ...
Alexandre Neyret   +22 more
wiley   +1 more source

Some magnetic properties of chalcogenide glasses As2S3 AND As2Se3 doped with Cr, Mn, AND Yb

open access: yesMoldavian Journal of the Physical Sciences, 2009
The article is concerned with the analysis of magnetic impurity influence on the prop- erties of As2S3 and As2Se3 chalcogenide glasses. Measurements of magnetic susceptibility were performed in the 1-350 K temperature range and in the permanent ...
Gubanova, Antonina   +5 more
doaj  

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