Articles with "co3o4 hollow" as a keyword



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Co3O4 hollow fiber: An efficient catalyst precursor for hydrolysis of sodium borohydride to generate hydrogen

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Published in 2018 at "International Journal of Hydrogen Energy"

DOI: 10.1016/j.ijhydene.2017.11.113

Abstract: Abstract Sodium borohydride (NaBH4) is one of promising hydrogen storage materials for practical application, and the development of high-efficient catalysts for NaBH4 hydrolysis to generate hydrogen is of critical importance. In this communication, Co3O4 hollow… read more here.

Keywords: hydrogen; hollow fiber; sodium borohydride; co3o4 hollow ... See more keywords
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C, N co-doped Co3O4 hollow spheres prepared via hydrothermal reaction for improved electrochemical activity

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Published in 2020 at "International Journal of Hydrogen Energy"

DOI: 10.1016/j.ijhydene.2019.10.200

Abstract: Abstract Superior electrode materials play a key role on the electrochemical performance for the lithium-ion batteries and supercapacitors. The Co3O4-based materials are promising electrode materials due to their high specific capacity and energy density. However,… read more here.

Keywords: doped co3o4; electrode materials; ion batteries; co3o4 hollow ... See more keywords
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Facile synthesis and enhanced toluene gas sensing performances of Co3O4 hollow nanosheets

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Published in 2020 at "Materials Letters"

DOI: 10.1016/j.matlet.2019.127215

Abstract: Abstract Co3O4 hollow nanosheets have been successfully fabricated by a mild hydrothermal method. The as-prepared Co3O4 hollow nanosheets are characterized by scanning electron microscope (SEM), transmission electron microscope (TEM), X-Ray Diffraction (XRD) and Brunauer-Emmett-Teller (BET).… read more here.

Keywords: hollow nanosheets; gas; co3o4 hollow; toluene gas ... See more keywords
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ZnO/Co3O4/C hollow dodecahedrons derived from ZnCo-ZIFs as anode materials for lithium ion batteries

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Published in 2021 at "Materials Letters"

DOI: 10.1016/j.matlet.2020.129202

Abstract: Abstract The bimetal oxides (ZnO/Co3O4/C) showed superior Li+ storage performances as anode materials for Lithium ion batteries (LIBs). The ZnO/Co3O4/C hollow dodecahedrons have been successfully synthesized via ZnCo-ZIFs as self-sacrificial template. The ZnO/Co3O4/C hollow dodecahedrons… read more here.

Keywords: materials lithium; zno co3o4; hollow dodecahedrons; anode materials ... See more keywords

Sandwich shelled TiO2@Co3O4@Co3O4/C hollow spheres as anode materials for lithium ion batteries.

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Published in 2021 at "Chemical communications"

DOI: 10.1039/d0cc07306g

Abstract: A sandwich shelled hollow TiO2@Co3O4@Co3O4/C composite is synthesized by consecutive coating of Co3O4 nanosheets and TiO2 particles on Co3O4/C hollow spheres. The composite delivers an excellent lithium storage performance, maintaining 1081.78 mA h g-1 after… read more here.

Keywords: co3o4 co3o4; tio2 co3o4; sandwich shelled; co3o4 hollow ... See more keywords
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Highly sensitive and fast-response ethanol sensing of porous Co3O4 hollow polyhedra via palladium reined spillover effect

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Published in 2022 at "RSC Advances"

DOI: 10.1039/d1ra09352e

Abstract: Highly sensitive and fast detection of volatile organic compounds (VOCs) in industrial and living environments is an urgent need. The combination of distinctive structure and noble metal modification is an important strategy to achieve high-performance… read more here.

Keywords: fast response; sensitive fast; ethanol; co3o4 hollow ... See more keywords

Polypyrrole encapsulation-protected porous multishelled Co3O4 hollow microspheres for advanced all-solid-state asymmetric supercapacitors with boosted reaction kinetics and stability.

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Published in 2020 at "Nanotechnology"

DOI: 10.1088/1361-6528/ab7533

Abstract: Transition metal oxides (TMOs) have shown great potential in high-performance supercapacitors (SCs) because of their high theoretical capacities, low cost and simple preparation process. However, it still remains considerable challenges in simultaneously improving their electrical… read more here.

Keywords: hollow microspheres; co3o4 hollow; porous multishelled; stability ... See more keywords