Journal Article10.1016/J.MATLET.2018.06.116
Facile hydrothermal synthesis and electrochemical properties of (NH4)2V4O9 sheets for supercapacitor electrode with excellent performance
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TL;DR: A facile and versatile method for synthesis of novel ammonium vanadium oxide [(NH4)2V4O9] sheets is developed by a simple hydrothermal route as mentioned in this paper.
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About: This article is published in Materials Letters. The article was published on 15 Oct 2018. The article focuses on the topics: Cyclic voltammetry & Dielectric spectroscopy.
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Citations
In-situ tuning the NH4+ extraction in (NH4)2V4O9 nanosheets towards high performance aqueous zinc ion batteries
TL;DR: In this article, a phase transition of the (NH4)2V4O9 cathode material at the voltage of above 1.3 V was demonstrated, and the cathode materials showed an enhanced capacity of 508 mAh g−1 at 100 mAg−g−1 and stable cycling performance (259 mAh G−1 after 1000 cycles at 10 ǫg− 1, with 98.2% capacity retention).
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A (110) Facet-Dominated Vanadium Dioxide Enabling Bidirectional Electrocatalysis for Lithium-Sulfur Batteries.
TL;DR: In this article, a (110) facet-dominated VO2 is prepared through the thermal-induced partial decomposition of (NH4)2V4O9 (NVO), forming a VO2@NVO hybrid with the bidirectional catalysis ability.
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In-situ prepared of quadrilateral flake Zn0.25(NH4) V2O5·H2O as a cathode for aqueous rechargeable Zn-ion batteries
TL;DR: In this paper , a novel cathode of quadrilateral flake Zn0.25(NH4)V2O5·H2O is prepared in-situ by electrochemical induction, in which NH4+ and hydrated zinc ions are co-embedded in VO framework.
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In-situ electrochemical modification of pre-intercalated vanadium bronze cathodes for aqueous zinc-ion batteries
Guanjie He,Guoliang Chai,Nerea Zabaleta +2 more
- 06 Jan 2022
TL;DR: In this article , a simple and universal in-situ anodic oxidation method of quasi-layered CaV 4 O 9 in a tailored electrolyte was developed to introduce dual ions (Ca 2+ and Zn 2+ ) into bilayer V 2 O 5 frameworks forming crystallographic ultra-thin vanadium bronzes.
References
Where Do Batteries End and Supercapacitors Begin
TL;DR: Electrochemical measurements can distinguish between different types of energy storage materials and their underlying mechanisms, used to recover power in cars and electric mass transit vehicles that would otherwise lose braking energy as heat.
Intricate Hollow Structures: Controlled Synthesis and Applications in Energy Storage and Conversion
TL;DR: The recent advances in the controlled synthesis are discussed, as well as applications of intricate hollow structures with regard to energy storage and conversion, and synthetic strategies toward complex multishelled hollow structures are classified into six categories.
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Recent advances in metal nitrides as high-performance electrode materials for energy storage devices
TL;DR: In this article, the development and progress of metal nitrides as suitable electrode materials for lithium-ion batteries and supercapacitors is analyzed, and the challenges and prospects of metal-nodes as energy storage electrode materials are also discussed.
436
Freestanding carbon encapsulated mesoporous vanadium nitride nanowires enable highly stable sulfur cathodes for lithium-sulfur batteries
Xingxing Li,Kang Ding,Biao Gao,Qingwei Li,Yuanyuan Li,Jijiang Fu,Xuming Zhang,Paul K. Chu,Kaifu Huo +8 more
TL;DR: In this paper, S nanodots are impregnated with microporous carbon and encapsulated with conductive mesoporous vanadium nitride nanowires (S/MVN@C NWs) as high performance S cathode materials for Li-S batteries.
167
Fabrication of V 2 O 5 with various morphologies for high-performance electrochemical capacitor
TL;DR: In this article, three types of V2O5 structures including nanobelts, nanoparticles and microspheres were synthesized by a simple hydrothermal route and combination of calcination.
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