Articles with "hollow carbon" as a keyword



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Interfacial Electron Distribution of Co Nanoparticles Supported on N‐Doped Mesoporous Hollow Carbon Spheres Endows Highly Efficient ORR, OER, and HER

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Published in 2023 at "Advanced Materials Interfaces"

DOI: 10.1002/admi.202202394

Abstract: The tailoring of the charge transfer between support material and transition metal active phase is an effective strategy for fine tuning the electronic structure of the catalyst active site, and hence improving the activity and… read more here.

Keywords: hollow carbon; orr oer; doped mesoporous; mesoporous hollow ... See more keywords
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In‐MOF‐Derived Hierarchically Hollow Carbon Nanostraws for Advanced Zinc‐Iodine Batteries

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Published in 2022 at "Advanced Science"

DOI: 10.1002/advs.202105063

Abstract: Hollow carbon materials are regarded as crucial support materials in catalysis and electrochemical energy storage on account of their unique porous structure and electrical properties. Herein, an indium‐based organic framework of InOF‐1 can be thermally… read more here.

Keywords: mof derived; hollow carbon; carbon; zinc iodine ... See more keywords
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Homogeneous Elongation of N‐Doped CNTs over Nano‐Fibrillated Hollow‐Carbon‐Nanofiber: Mass and Charge Balance in Asymmetric Supercapacitors Is No Longer Problematic

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Published in 2022 at "Advanced Science"

DOI: 10.1002/advs.202200650

Abstract: The hurdle of fabricating asymmetric supercapacitor (ASC) devices using a faradic cathode and a double layer anode is challenging due to the required large amount of active mass of anodic material compared to that of… read more here.

Keywords: hollow carbon; nano fibrillated; carbon; asc devices ... See more keywords
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Hollow Carbon Nanorod Confined Single Atom Rh for Direct Formic Acid Electrooxidation

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Published in 2022 at "Advanced Science"

DOI: 10.1002/advs.202205299

Abstract: Nearly theoretical 100% atomic utilization (supposing each atom could serve as independent sites to play a role in catalyz) of single‐atom catalysts (SACs) makes it highly promising for various applications. However, for most SACs, single‐atom… read more here.

Keywords: hollow carbon; atom; single atom; formic acid ... See more keywords
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Design of Uniform Hollow Carbon Nanoarchitectures: Different Capacitive Deionization between the Hollow Shell Thickness and Cavity Size

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Published in 2023 at "Advanced Science"

DOI: 10.1002/advs.202206960

Abstract: Carbon‐based materials with high capacitance ability and fast electrosorption rate are ideal electrode materials in capacitive deionization (CDI). However, traditional carbon materials have structural limitations in electrochemical and desalination performance due to the low capacitance… read more here.

Keywords: hollow carbon; uniform hollow; carbon; carbon nano ... See more keywords
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NiO/Ni Heterojunction on N-Doped Hollow Carbon Sphere with Balanced Dielectric Loss for Efficient Microwave Absorption.

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Published in 2023 at "Small"

DOI: 10.1002/smll.202207197

Abstract: Hollow carbon spheres are potential candidates for lightweight microwave absorbers. However, the skin effect of pure carbon-based materials frequently induces a terrible impedance mismatching issue. Herein, small-sized NiO/Ni particles with heterojunctions on the N-doped hollow… read more here.

Keywords: hollow carbon; carbon; loss; nhcs nio ... See more keywords
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NiS nanoparticles assembled on biological cell walls-derived porous hollow carbon spheres as a novel battery-type electrode for hybrid supercapacitor

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Published in 2020 at "Journal of Materials Science"

DOI: 10.1007/s10853-020-05022-6

Abstract: Designing a battery-type electrode material with high electrochemical performance based on eco-friendly and sustainable strategy has great significance for the development of supercapacitors. Herein, NiS nanoparticles are deposited on the surface of the porous hollow… read more here.

Keywords: carbon; porous hollow; battery type; hollow carbon ... 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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Facile synthesis of nitrogen-doped mesoporous hollow carbon nanospheres@NiCo2O4 for high-performance supercapacitors

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Published in 2020 at "Ionics"

DOI: 10.1007/s11581-020-03794-0

Abstract: Highly performance composite material nitrogen-doped mesoporous hollow carbon nanospheres and Ni-Co coordination polymer metal precursor (N-MHCNS700@Ni-Co-MOF) obtained by using hydrothermal reaction Ni-Co coordination polymer metal precursor to assist hollow carbon nanospheres as templates. Then the… read more here.

Keywords: nitrogen doped; carbon nanospheres; hollow carbon; doped mesoporous ... See more keywords
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Surface confinement assisted synthesis of nitrogen-rich hollow carbon cages with Co nanoparticles as breathable electrodes for Zn-air batteries

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Published in 2019 at "Applied Catalysis B: Environmental"

DOI: 10.1016/j.apcatb.2019.04.064

Abstract: Abstract Integrating high electrocatalytic activities for both oxygen reduction reaction (ORR) and oxygen evolution reaction (OER) into one nonprecious catalyst entity is highly desired for simplifying the fabrication, operation as well as lowering the production… read more here.

Keywords: rich hollow; hollow carbon; air batteries; nitrogen ... See more keywords
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2D MoS2 grown on biomass-based hollow carbon fibers for energy storage

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Published in 2019 at "Applied Surface Science"

DOI: 10.1016/j.apsusc.2018.11.067

Abstract: Abstract 2D MoS2 sheets have been extensively served as the anode materials for lithium and sodium ion batteries (LIBs, SIBs) due to its high theoretical capacity. However, its low electrical conductivity and large volume change… read more here.

Keywords: biomass based; hollow carbon; based hollow; grown biomass ... See more keywords