Results 51 to 60 of about 2,457 (169)

A High‐Performance Oxidized Graphene for Dendrite‐Free Anodes and Kinetically Enhanced Cathodes of Aqueous Zn‐Ion Batteries

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Oxidized graphene rich in carboxylic acid groups obtained via a simple electrochemical exfoliation route is shown to tackle the main challenges of aqueous Zn‐ion batteries (AZIBs), specifically short Zn anode cycle life and sluggish cathode reaction kinetics.
Enrique Álvarez‐Rubiera   +9 more
wiley   +1 more source

Research progress on flexible MXene‐based materials in advanced energy storage devices: From preparation strategies to device applications

open access: yesFlexMat, EarlyView.
This review summarizes MXene synthesis and flexible electrode fabrication for FESDs, highlighting their potential owing to high conductivity and flexibility, and outlines future research directions. Abstract The rapid development of wearable and portable electronics has created demand for flexible energy storage systems (FESDs) that not only exhibit ...
Nanxi Miao   +10 more
wiley   +1 more source

Accordion effect revisited: Generation of comb-like electron beams in plasma channels [PDF]

open access: yesAIP Conference Proceedings, 2016
Propagating a short, relativistically intense laser pulse in a plasma channel makes it possible to generate comb-like electron beams – sequences of synchronized, low phase-space volume bunches with controllable energy difference. The tail of the pulse, confined in the accelerator cavity (electron density “bubble”), transversely flaps, as the pulse head
Kalmykov, S.Y.   +4 more
openaire   +2 more sources

MXenes in Next‐Generation Light‐Emitting Diodes: Innovations, Challenges, and Future Prospects

open access: yesLaser &Photonics Reviews, EarlyView.
This review provides a systematic and critical overview of MXene integration in LEDs from their synthesis strategies and electronic characteristics to their roles as electrodes, interlayers, and emissive materials. It also explores the emerging prospects and challenges for MXene‐enabled flexible, transparent, and intelligent display technologies that ...
Awais Ali   +9 more
wiley   +1 more source

MXene‐Based Flexible Memory and Neuromorphic Devices

open access: yesSmall, EarlyView.
The unique two‐dimensional structure, excellent electrical conductivity, and diverse surface groups of MXenes have garnered significant attention. Coupled with their exceptional flexibility, MXene‐based devices hold immense potential for flexible memory and neuromorphic systems. This review comprehensively discusses the fundamentals of flexible devices,
Yan Li   +13 more
wiley   +1 more source

Synergistic Integration of SrFeO3 Nanoparticles With Exfoliated MXene (Ti3C2Tx/V2CTx) Nanosheets for High Performance Supercapacitors

open access: yesSmall, EarlyView.
A facile mechanical mixing, probe‐sonication, and annealing strategy was employed to intercalate SrFeO3 nanoparticles between Ti3C2Tx and V2CTx MXene sheets, constructing robust heterostructures for advanced supercapacitors. The inserted perovskite suppresses MXene restacking while contributing additional Faradaic redox activity.
Zulfqar Ali Sheikh   +8 more
wiley   +1 more source

Hydrothermal‐Assisted In Situ Intercalation Synthesis of Ti3C2Tx MXene in 6 Hours

open access: yesSmall Methods, EarlyView.
This work presents a rapid, scalable strategy for synthesizing Ti3C2Tx MXene through hydrothermal‐assisted etching with in situ intercalation, achieving complete synthesis and delamination within 6 h at 90°C. The process accelerates aluminum removal, promotes efficient delamination, and enables direct exfoliation under mild conditions, producing high ...
Muhammad Imran Rameel   +7 more
wiley   +1 more source

Synthesis and Surface Engineering of Two‐Dimensional MXenes for Advanced Functional Applications

open access: yesThe Chemical Record, EarlyView.
This study highlights the synthesis, surface engineering, and advanced functional applications of MXenes, emphasizing key preparation strategies that enable their use in catalysis, energy storage, sensing, and environmental remediation. Two‐dimensional MXenes (2DMxn), a rapidly expanding family of transition metal carbides, nitrides, and carbonitrides ...
Dalil N. H. Al‐Ghubairi   +4 more
wiley   +1 more source

Le revival qui « revient »

open access: yesIn Situ
Ethnomusicological literature, in addressing the question of folk music revival, devotes little attention to a relevant phenomenon; that is, both the research of ethnomusicologists and performances of revival have had significant repercussions in the ...
Giovanni Giuriati
doaj   +1 more source

Composite marginal likelihood estimation of higher‐order diagnostic classification models under high dimensionality

open access: yesBritish Journal of Mathematical and Statistical Psychology, EarlyView.
Abstract Although full‐information maximum likelihood (FIML) estimation is widely used for diagnostic classification models (DCMs), its computational efficiency deteriorates sharply in high‐dimensional settings. This scalability challenge is increasingly critical as DCMs are applied to large‐scale assessments, psychological testing and longitudinal ...
Minho Lee, Yon Soo Suh
wiley   +1 more source

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