Articles with "carbon spheres" as a keyword



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Customized Structure Design and Functional Mechanism Analysis of Carbon Spheres for Advanced Lithium-Sulfur Batteries.

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Published in 2022 at "Small"

DOI: 10.1002/smll.202104469

Abstract: Lithium-sulfur batteries (LSBs) are attracting much attention due to their high theoretical energy density and are considered to be the predominant competitors for next-generation energy storage systems. The practical commercial application of LSBs is mainly… read more here.

Keywords: carbon spheres; effect; lithium sulfur; lithium ... See more keywords
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Solvent-Free Synthesis of Polymer Spheres and the Activation to Porous Carbon Spheres for Advanced Aluminum-Ion Hybrid Capacitors.

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Published in 2023 at "Small methods"

DOI: 10.1002/smtd.202300150

Abstract: Porous carbon spheres (PCSs) characteristic of perfect symmetry and ideal rheological property have great potential in electrochemical energy storage (EES). However, conventional synthesis of PCSs heavily relies on solution-based methods that may lead to environmental… read more here.

Keywords: carbon spheres; carbon; porous carbon; solvent free ... See more keywords
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In situ preparation of P, O co-doped carbon spheres for high-energy density supercapacitor

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Published in 2019 at "Journal of Applied Electrochemistry"

DOI: 10.1007/s10800-019-01308-z

Abstract: Phosphorus and oxygen co-doped carbon spheres with formaldehyde and resorcinol as precursor were successfully prepared by using phosphoric acid solution as phosphorus source and catalyst. When the pH value of applied phosphoric acid solution is… read more here.

Keywords: carbon spheres; doped carbon; carbon; density ... See more keywords
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Synthesis, characterization and evaluation of resin-based carbon spheres modified by oxygen functional groups for gaseous elemental mercury capture

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Published in 2018 at "Journal of Materials Science"

DOI: 10.1007/s10853-018-2231-6

Abstract: A novel resin-based spherical carbon material was successfully prepared by suspension polymerization of alkyl phenol and formaldehyde and steam activation in combination with surface modification by heat treatment with dry air for enhancing Hg0 adsorption.… read more here.

Keywords: adsorption; resin based; carbon spheres; carbon ... See more keywords
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The preparation of porous carbon spheres with hierarchical pore structure and the application for high-performance supercapacitors

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Published in 2018 at "Journal of Materials Science"

DOI: 10.1007/s10853-018-2584-x

Abstract: AbstractPorous carbon spheres with hierarchical pore structure were prepared by an aerosol method from glucose, the formation process was proposed, and the electrochemical performance of the sample was evaluated in both KOH and TEA-BF4/AN electrolyte.… read more here.

Keywords: carbon spheres; hierarchical pore; performance; pore structure ... See more keywords
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Ultrasmall SnO2 nanocrystals with adjustable density embedded in N-doped hollow mesoporous carbon spheres as anode for Li+/Na+ batteries

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Published in 2020 at "Journal of Materials Science"

DOI: 10.1007/s10853-020-05039-x

Abstract: SnO2 has been widely studied in lithium-ion batteries (LIBs) because of its high theoretical specific capacity and reversible alloying reaction. Herein, we reported a novel strategy of confinement growth to implant nano-sized SnO2 crystals into… read more here.

Keywords: sno2; carbon spheres; doped hollow; mesoporous carbon ... See more keywords
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Preparation and characterisation of carbon spheres for carbon dioxide capture

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Published in 2018 at "Journal of Porous Materials"

DOI: 10.1007/s10934-018-0601-8

Abstract: Carbon spheres were prepared by carbonisation of phenolic resin spheres obtained using a modified Stöber method in a microwave assisted solvothermal reactor. Preparation process involved water–ethanol, ammonia water, resorcinol, potassium oxalate and formaldehyde. The mixture… read more here.

Keywords: carbon spheres; carbon; characterisation carbon; preparation characterisation ... See more keywords
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Design of graphitic carbon nitride nanowires with captured mesoporous carbon spheres for EDLC electrode materials

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Published in 2018 at "Ionics"

DOI: 10.1007/s11581-018-2544-0

Abstract: Graphitic carbon nitride/mesoporous carbon sphere composites were successfully synthesized using a simple, three-step treatment, and the effects of the mesoporous carbon sphere (MPCS) content on the electrochemical properties of the composites were studied. The MPCSs… read more here.

Keywords: carbon spheres; carbon; graphitic carbon; carbon nitride ... See more keywords
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Functionalized N-doped hollow carbon spheres as sulfur host with enhanced electrochemical performances of lithium-sulfur batteries

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Published in 2018 at "Ionics"

DOI: 10.1007/s11581-018-2729-6

Abstract: A novel composite, functionalized N-doped hollow carbon spheres (F-NHCS), is proposed as cathode host for improving the cycle stability and rate capability of a Li-S battery, which involves the functionalization of NHCS with oxygen-containing groups.… read more here.

Keywords: carbon spheres; functionalized doped; doped hollow; hollow carbon ... See more keywords
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Three-Dimensional Ordered Mesoporous Carbon Spheres Modified with Ultrafine Zinc Oxide Nanoparticles for Enhanced Microwave Absorption Properties

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Published in 2021 at "Nano-Micro Letters"

DOI: 10.1007/s40820-021-00601-x

Abstract: Three-dimensional ordered mesoporous carbon spheres modified with ultrafine zinc oxide nanoparticles are successfully prepared. The microwave absorbing performance of zinc oxide/carbon nanocomposites can be controlled through regulating ratio of zinc oxide nanoparticles. Electromagnetic simulation of… read more here.

Keywords: carbon spheres; carbon; zinc oxide; mesoporous carbon ... See more keywords
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Synthesis of rambutan-like MoS2/mesoporous carbon spheres nanocomposites with excellent performance for supercapacitors

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Published in 2017 at "Applied Surface Science"

DOI: 10.1016/j.apsusc.2016.11.074

Abstract: Abstract A novel rambutan-like composite of MoS2/mesoporous carbon spheres were synthesized by a simple two-step hydrothermal and post-annealing approach via using glucose as C source and Na2MoO4·2H2O and thiourea as Mo and S sources. It… read more here.

Keywords: carbon spheres; carbon; mos2 mesoporous; rambutan like ... See more keywords