Articles with "v2o5" as a keyword



Imaging the 4D Chemical Heterogeneity of Single V2O5 Particles During Charging/Discharging Processes

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Published in 2025 at "Advanced Materials"

DOI: 10.1002/adma.202501425

Abstract: Microparticle cathode materials are widely used in secondary batteries. However, obtaining dynamic chemical heterogeneities of these microparticles is challenging, hindering in‐depth mechanistic investigation of the underlying processes. For example, although vanadium pentoxide shows promise as… read more here.

Keywords: spectroscopy; v2o5; chemical heterogeneity; v2o5 particles ... See more keywords

Gas Permeation through V2O5 Nanoribbons‐Based Membrane

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Published in 2024 at "Advanced Materials Interfaces"

DOI: 10.1002/admi.202400166

Abstract: Membrane separation processes play a crucial role in gas separation applications, with the need for ongoing development to fulfill new needs for today's challenges. For this purpose, novel 2D nanomaterials are progressively showing promise over… read more here.

Keywords: v2o5; based membrane; gas; gas separation ... See more keywords

Unveiling Intercalation Chemistry via Interference‐Free Characterization Toward Advanced Aqueous Zinc/Vanadium Pentoxide Batteries

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Published in 2024 at "Advanced Science"

DOI: 10.1002/advs.202405134

Abstract: Aqueous Zn/V2O5 batteries are featured for high safety, low cost, and environmental compatibility. However, complex electrode components in real batteries impede the fundamental understanding of phase transition processes and intercalation chemistry. Here, model batteries based… read more here.

Keywords: chemistry; v2o5; intercalation chemistry; intercalation ... See more keywords
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Effects of lithium insertion and deinsertion into V2O5 thin films: Optical, structural, and absorption properties

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Published in 2018 at "Surface and Interface Analysis"

DOI: 10.1002/sia.6331

Abstract: The lithiated/delithiated vanadium pentoxide films deposited by sol-gel spin coating on indium tin oxide–coated glass substrates were analyzed by sputter-induced photon spectroscopy, X-ray diffraction, and optical absorption techniques. First, it is shown that the crystalline… read more here.

Keywords: absorption; lithium insertion; insertion deinsertion; v2o5 ... See more keywords

An Eco-friendly Synthesis of V2O5 Nanoparticles and Their Catalytic Activity for the Degradation of 4-Nitrophrnol

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Published in 2019 at "Journal of Inorganic and Organometallic Polymers and Materials"

DOI: 10.1007/s10904-019-01096-1

Abstract: Vanadium pentoxide (V2O5) nanoparticles were synthesized using green, facile and cheap method using cotton fibres employed as an effective catalytic degradation material for hazards chemical materials. The synthesized nanoparticles have been characterized by UV–visible spectroscopy… read more here.

Keywords: degradation; microscopy; v2o5 nanoparticles; v2o5 ... See more keywords
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Role of p-Benzoquinone on Chemically Synthesized Nanocomposites by Polyaniline with V2O5 Nanoparticle

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Published in 2020 at "Journal of Inorganic and Organometallic Polymers and Materials"

DOI: 10.1007/s10904-020-01508-7

Abstract: Nanocomposites of polymer/V2O5 based on aniline and p-benzoquinine monomers have been synthesized by in situ polymerization method. The PANI/V2O5 and poly(ANI-pBQ)/V2O5 with different amounts of V2O5 (0.5 g and 1.5 g) were characterized by XRD,… read more here.

Keywords: nanocomposites polyaniline; chemically synthesized; synthesized nanocomposites; benzoquinone chemically ... See more keywords

Comparative study of physico-chemical, acid–base and catalytic properties of vanadium based catalysts in the oxidehydrogenation of n-butane: effect of the oxide carrier

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Published in 2019 at "Reaction Kinetics, Mechanisms and Catalysis"

DOI: 10.1007/s11144-019-01653-2

Abstract: Vanadium based catalysts with the following compositions: 30%V2O5–70%MgO, 30%V2O5–70%SiO2 and 30%V2O5–40%MgO–30%SiO2 were prepared by the wet impregnation method using MgO and/or SiO2 as support. The structure, texture and morphology of the active phase strongly depend… read more here.

Keywords: sio2; acid base; v2o5 mgo; v2o5 ... See more keywords

Preparation and sodium storage performance of V2O5·nH2O/graphene composites

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Published in 2019 at "Ionics"

DOI: 10.1007/s11581-019-03140-z

Abstract: V2O5·nH2O/graphene composites have been fabricated via a facile sol–gel method followed with an annealing treatment in air. The influence of incorporation of graphene on the microstructure and sodium storage performance of V2O5·nH2O were investigated. XRD,… read more here.

Keywords: graphene composites; v2o5 nh2o; nh2o graphene; v2o5 ... See more keywords
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Synthesis and characterization of LiVOPO4/V2O5 composite cathode for lithium ion batteries

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Published in 2020 at "Ionics"

DOI: 10.1007/s11581-020-03499-4

Abstract: LiVOPO4/V2O5 composites were prepared by a hydrothermal oxidation route and subsequent heat-treatment. The existence of V2O5 in the composites was confirmed using X-ray diffraction. The morphologies of the samples were observed by scanning electron microscopy.… read more here.

Keywords: livopo4 v2o5; v2o5 composite; v2o5; characterization livopo4 ... See more keywords

Synthesis and study of V2O5/rGO nanocomposite as a cathode material for aqueous zinc ion battery

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Published in 2020 at "Ionics"

DOI: 10.1007/s11581-020-03705-3

Abstract: Vanadium-based material is currently one of the most suitable materials for constructing aqueous ZIB. In this work, commercial V2O5 has also been used for comparing the battery’s performance with the V2O5-rGO (reduced graphene oxide) nanocomposite… read more here.

Keywords: v2o5 nanobelts; nanobelts rgo; v2o5 rgo; v2o5 ... See more keywords

Enhanced antibacterial activity of V-doped ZnO@SiO2 composites

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Published in 2021 at "Applied Surface Science"

DOI: 10.1016/j.apsusc.2021.149127

Abstract: Abstract Zinc oxide (ZnO) is an antibacterial agent with great potential in biological applications. However, the antibacterial activity of ZnO is relatively weak. In this study, a method of doping ZnO crystals with metals was… read more here.

Keywords: sio2 composites; antibacterial activity; v2o5; zno sio2 ... See more keywords