Articles with "performance asymmetric" as a keyword



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The Effects of Self-Discharge on the Performance of Asymmetric/Hybrid Electrochemical Capacitors with Redox-Active Electrolytes: Insights from Modeling and Simulation

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Published in 2017 at "Journal of Electronic Materials"

DOI: 10.1007/s11664-017-5796-y

Abstract: Self-discharge effects on the performance of an asymmetric electrochemical capacitors (ECs) was studied by incorporating a combination of different applicable self-discharge mechanisms into the capacitors mass transfer and charge conservation equations during charging and discharging.… read more here.

Keywords: performance asymmetric; self; electrochemical capacitors; self discharge ... See more keywords
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Mesoporous manganese oxide with large specific surface area for high-performance asymmetric supercapacitor with enhanced cycling stability

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Published in 2017 at "Chemical Engineering Journal"

DOI: 10.1016/j.cej.2017.05.014

Abstract: Abstract Boosting the energy density of supercapacitors without sacrificing their power capability and cyclability is highly desired. Herein, we reported high-performance asymmetric supercapacitor device with high cycling stability using mesoporous manganese oxide nanococoons (MONCs) as… read more here.

Keywords: manganese oxide; asymmetric supercapacitor; mesoporous manganese; performance asymmetric ... See more keywords
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Direct growth of nickel-cobalt oxide nanosheet arrays on carbon nanotubes integrated with binder-free hydrothermal carbons for fabrication of high performance asymmetric supercapacitors

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Published in 2019 at "Composites Part B: Engineering"

DOI: 10.1016/j.compositesb.2019.05.027

Abstract: Abstract A high performance asymmetric supercapacitor (ASC) has been fabricated by using nickel oxide-cobalt oxide nanosheets (NiO–CoO NSs), which were directly grown on carbon nanotubes (CNTs) and hydrothermal carbon spheres (HTCs) as positive and negative… read more here.

Keywords: performance; cobalt oxide; carbon nanotubes; carbon ... See more keywords
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A high-performance asymmetric supercapacitor based on Ni3S2-coated NiSe arrays as positive electrode

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Published in 2019 at "New Journal of Chemistry"

DOI: 10.1039/c8nj05399e

Abstract: Cotton-like Ni3S2-coated NiSe rod composite electrode was synthesized by cyclic voltammetry electrodeposition with satisfactory electrochemical performance. read more here.

Keywords: coated nise; asymmetric supercapacitor; performance asymmetric; high performance ... See more keywords
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Dual role of nickel foam in NiCoAl-LDH ensuring high-performance for asymmetric supercapacitors

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Published in 2019 at "New Journal of Chemistry"

DOI: 10.1039/c8nj05447a

Abstract: The synergistic effect between nickel and cobalt ions at proper proportions with hierarchical three-dimensional porous networks could enhance conductivity and provide more active sites for a high performance asymmetric supercapacitor. read more here.

Keywords: dual role; role nickel; performance asymmetric; high performance ... See more keywords
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High-performance asymmetric supercapacitors based on monodisperse MnO nanocrystals with high energy densities.

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Published in 2018 at "Nanoscale"

DOI: 10.1039/c8nr04541k

Abstract: Monodisperse spherical MnO nanocrystals (NCs) with a size of 22.5 nm were synthesized by the thermal decomposition of manganese oleate in the presence of oleic acid and 1-octadecene. The as-synthesized MnO NCs show superior electrochemical… read more here.

Keywords: energy; mno; performance asymmetric; performance ... See more keywords