Can nano-vanadium nitride be used in supercapacitor anode material?
Recent advances in application of nano vanadium nitride in supercapacitor anode material are reviewed. The advantages and disadvantages of pure nano-vanadium nitride with different nano-structure are analyzed. Strategies to modify pure nano-vanadium nitride by composite with different materials are discussed.
Are vanadium based materials suitable for high performance supercapacitor?
Vanadium based materials for high performance supercapacitor were reviewed. The advantages and disadvantages were discussed in details. Perspectives as to the future directions of vanadium based materials were provided. As a kind of supercapacitors, pseudocapacitors have attracted wide attention in recent years.
What are the advantages of vanadium nitride?
As a negative electrode material under aqueous alkaline test conditions, vanadium nitride has many attractive advantages, such as a large potential window (in the range from −1.2 V to 0 V in alkaline aqueous solution), high electrical conductivity, and high specific capacitance.
Can vanadium be used as a supercapacitor electrode?
Vanadium-based materials have attracted considerable attention among those investigated as electrodes in supercapacitors due to their diverse range of valence states.
Are porous carbon and vanadium nitride a promising anode material for supercapacitors?
Both porous carbon and vanadium nitride have been considered promising anode materials for supercapacitors that provide outstanding electrochemical performances. Here, porous carbon and vanadium nitride composites is fabricated and modified by gold nanoparticles using in-situ reduction method followed by hydrothermal reaction and heat-treatment.
Does vanadium nitride have a pseudocapacitance?
To close this knowledge gap, a research team characterized vanadium nitride electrodes in situ using the U.S. Department of Energy’s Advanced Photon Source (APS), among other experiments. Their findings revealed that the key to vanadium nitride's pseudocapacitance is the movement of anions into and out of the material's micropores.
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Supercapacitor Electrode Based on Nano-Vanadium Nitride …
Energy density can be improved by enhancing high capacitance and providing increased cell potential of the full devises according to E = 0.5 CV 2 [15], [16].Recently, metal nitrides, for instance, iron nitride (Fe 2 N), molybdenum nitride (MoN), titanium nitride (TiN), and vanadium nitride (VN) were given much interesting owing to its superb electrical conductivity …
Learn More →Vanadium nitride supercapacitors: Effect of Processing Parameters …
Nanoparticulate transition metal nitride based supercapacitor electrodes have recently gained considerable attention as high capacity energy storage materials. In particular, …
Learn More →In-situ design of porous vanadium nitride@carbon …
For the two-electrode device that accords with E = 0.5 CV 2, the energy densities could be enhanced by improving the capacitances and/or enhancing the cell potential [16], [17] recent times, metal nitride-based electrodes, such as titanium nitride (TiN), molybdenum nitride (MoN), iron nitride (Fe 2 N), and vanadium nitride (VN) have provided some exciting properties …
Learn More →Wettability improvement of vanadium nitride/carbon …
Supercapacitors have been widely investigated because of their potential to emerging applications, including portable electric devices and hybrid electric vehicles [1], [2], [3].Electrode material as an important part of supercapacitors, has become a focus of interest amongst the academic research and industrial communities due to its variety morphology and …
Learn More →Recent advances of fabricating vanadium nitride …
The extremely high theoretical capacity, electronic conductivity, and wide voltage range endow vanadium nitride good electrochemical performance, while there are still great difficulties in fabricating vanadium nitride in nanoscale with dramatically improved energy storage ability. In this review, starting with the physicochemical and electrochemical properties of nano …
Learn More →Freestanding vanadium nitride nanowire/nitrogen-doped …
Freestanding vanadium nitride nanowire/nitrogen-doped graphene paper with hierarchical pore structure for asymmetric supercapacitor anode. ... Fast and reversible surface redox reaction in nanocrystalline vanadium nitride supercapacitors. Adv. Mater., 18 (9) (2006), pp. 1178-1182. Crossref View in Scopus Google Scholar [22]
Learn More →Metal/Metal Oxide Nanoparticles-Composited Porous Carbon for …
Supercapacitor as a new type of energy storage device between traditional capacitor and rechargeable battery [1], [2], ... carbon-based electrodes due to the good resistance to corrosion and low price are widely adopted to the fabrication of commercial supercapacitors. ... Yang et al. recommended the hybrid materials of vanadium nitride and ...
Learn More →Vanadium nitride quantum dot/nitrogen-doped …
In this article, vanadium nitride quantum dot/nitrogen-doped microporous carbon nanofibers (VNQD/CNF) is developed by a method of combination of electrostatic spinning and high-temperature calcination under the atmosphere of NH 3: N 2 = 3: 2 for high performance supercapacitors. VNQD dispersing into CNF, enrichment of N atom doped in carbon bulk, and …
Learn More →Capacitance decay mechanism of vanadium nitride ...
Vanadium nitride (VN) is a promising pseudocapacitive material due to the high theoretical capacity, rapid redox Faradaic kinetics, and appropriate potential window. Although VN shows large pseudocapacitance in alkaline electrolytes, the electrochemical instability and capacity degradation of VN electrode materials present significant challenges for practical …
Learn More →Capacitance decay mechanism of vanadium nitride ...
Capacitance decay mechanism of vanadium nitride supercapacitor electrodes in KOH electrolytes Rare Metals ( IF 9.6) Pub Date : 2025-03-04, DOI: 10.1007/s12598-025-03245-7
Learn More →High-performance supercapacitors anodes based on porous carbon@vanadium ...
Both porous carbon and vanadium nitride have been considered promising anode materials for supercapacitors that provide outstanding electrochemical performances. Here, …
Learn More →Influence of chromium content on microstructural and …
Two-dimensional nanostructured transition metal nitride-based thin film electrodes have been gaining importance in the electrochemical supercapacitor applications. In this work, Cr doped vanadium nitride (VN) thin films as an electrode material for high-performance supercapacitors have been demonstrated.
Learn More →A Simple Low Temperature Synthesis of Nanostructured Vanadium Nitride ...
A Simple Low Temperature Synthesis of Nanostructured Vanadium Nitride for Supercapacitor Applications. ... the prohibitive price of the noble metal renders the cost of the capacitors to also be astronomically high thus warranting the search for alternative materials with similar charge storage characteristics. As a result, several other ...
Learn More →Mesoporous Coaxial Titanium Nitride-Vanadium Nitride …
Mesoporous Coaxial Titanium Nitride-Vanadium Nitride Fibers of Core–shell Structures for High-Performance Supercapacitors ACS Applied Materials & Interfaces ( IF 8.3) Pub Date : 2011-07-18 00:00:00, DOI: 10.1021/am200564b
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Ying Liu(), Jianguo Chang, Lingyang Liu, Long Kang, Fen Ran*, Study on voltage drop of vanadium nitride/carbon composites derived from pectin/VCl 3 membrane as supercapacitors anode material, New Journal of Chemistry 2020, 44, 6791-6798. 4.
Learn More →Titanium vanadium nitride electrode for micro-supercapacitors
Titanium vanadium nitride (TiVN) films were deposited directly on (001) oriented silicon substrates by reactive DC Magnetron Co-Sputtering of vanadium and titanium targets in a sputter machine described in Ref [13]. Vanadium and titanium metal targets were used (purity 99.9%). The reactive sputtering was carried out without substrate heating.
Learn More →Titanium vanadium nitride electrode for micro-supercapacitors
Here we report on the synthesis of binary transition metal nitride electrodes based on titanium vanadium nitride (TiVN) thin films. These films were deposited by a method compatible with micro-electronic processes which consists of DC co-sputtering of vanadium (V) and titanium (Ti) targets.
Learn More →Vanadium nitride for aqueous supercapacitors: a …
As a negative electrode material under aqueous alkaline test conditions, vanadium nitride has many attractive advantages, such as a large potential …
Learn More →Ultra-small vanadium nitride quantum dots embedded in …
Ultra-small vanadium nitride quantum dots embedded in porous carbon (VNQDs/PC) were fabricated by a thermal treatment process of NH 4 VO 3 /C 3 H 6 N 6 under nitrogen atmosphere. The specific capacitance of VNQDs/PC was 1008 mF cm −2 at a current density of 0.004 A cm −2, whereas the VN/carbon hybrid material obtained by a solid-state …
Learn More →Vanadium Nitride Supercapacitors Save the Day
Scientists are exploring transition metal nitrides as low-cost electrode materials for supercapacitors due to their high surface areas and high electronic conductivities. Vanadium nitrides have a particularly high …
Learn More →Vanadium based materials as electrode materials for high performance ...
Zhang et al. demonstrated a simple, direct synthesis methodology to achieve three-dimensional arrays of carbon nanotube vanadium nitride nanostructures, consisting of …
Learn More →Novel insights into the charge storage …
One possible solution, albeit challenging, is constructing on-chip pseudocapacitive micro-supercapacitors. Herein, we achieve the collective fabrication of micro-supercapacitors based on sputtered bi-functional …
Learn More →Carbon Nanotube/VO2 Nanocomposite Shows Supercapacitor …
Vanadium (V)-based oxides were used in several studies involving electrochemical capacitors. Among them, VO2 has gained more attention as it displayed better performance compared to other V oxides, such as vanadium pentoxide, owing to the rise in electronic conductivity in VO2 in the presence of mixed-valence states V(V) and V(IV).
Learn More →Supercapacitor grade Vanadium Nitride Nanopowders
Princeton Powder is a supplier of high-purity Vanadium Nitride Powder, offering different particle sizes ranging from nano size to micro size. Our Vanadium Nitride fine Powder, with low oxygen content, is used in various applications, including electrochemical …
Learn More →Preparation of vanadium-based electrode materials and their ...
Solid-state flexible supercapacitors (SCs) have many advantages of high specific capacitance, excellent flexibility, fast charging and discharging, high power density, environmental friendliness, high safety, light weight, ductility, and long cycle stability. They are the ideal choice for the development of flexible energy storage technology in the future, and provide a good …
Learn More →Lu X H, Yu M H, Zhai T, et al.High energy density asymmetric quasi-solid-state supercapacitor based on porous vanadium nitride nanowire anode[J]. Nano Lett., 2013, 13(6): 2628 [33] Eustache E, Frappier R, Porto R L, et al.Asymmetric electrochemical
Learn More →Highly efficient synthesis of 2D VN nanoparticles/carbon …
To overcome the limitation of metal oxides, transition metal nitride such as titanium nitride (TiN) and tungsten nitride (WN) have been investigated as alternative anode materials for supercapacitors. Among them, vanadium nitride (VN) delivers high specific capacitance (1340 F g −1) [12], [13], [14], which could be due to a combination of ...
Learn More →Thin films of pure vanadium nitride: Evidence for anomalous …
An impressive gravimetric capacitance of 1300 F g −1 (surface capacitance ∼3.3 mF cm −2) reported by Choi et al., 2006 for nanosized vanadium nitride has stimulated considerable interest in vanadium nitride as a potential electrode material for energy storing systems – supercapacitors.The postulated mechanism of charge storage in vanadium nitride …
Learn More →New Method for the Synthesis of 2D Vanadium …
Supercapacitor electrodes are prepared using V 2 NT x MXenes and their electrochemical performances are examined by cyclic voltammetry, …
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