Vanadium-sulfur battery enterprise ranking list
Electronic structure and spin state regulation of vanadium nitride via a sulfur doping strategy toward flexible zinc-air batteries …
Incorporating sulfur atoms into VN species alters the electron spin state of vanadium in the S-VN/Co/NS-MC for regulating the adsorption energy of vanadium sites to oxygen molecules. The introduced sulfur atoms polarize the V 3 d z 2 electrons, shifting spin-down electrons closer to the Fermi level in the S-VN/Co/NS-MC.
Ultrastable lithium–sulfur batteries with outstanding …
Vanadium sulfides, such as VS2, have been often used as sulfur host materials for lithium–sulfur batteries (LSBs), however, their high-symmetry and layered crystalline structure often lead to a poor rate-capability and a …
A (110) Facet-Dominated Vanadium Dioxide Enabling Bidirectional Electrocatalysis for Lithium–Sulfur Batteries …
Catalysis is an effective way to improve the performance of lithium–sulfur (Li–S) batteries by enhancing the reaction kinetics of polysulfides. However, the bidirectional catalysis for discharging and charging processes in Li–S battery is still challenging. Herein, a (110) facet-dominated VO2 is prepared through the thermal …
Vanadium-based compounds and heterostructures as functional sulfur catalysts for lithium–sulfur battery …
DOI: 10.1016/j.jechem.2023.07.003 Corpus ID: 259943492 Vanadium-based compounds and heterostructures as functional sulfur catalysts for lithium–sulfur battery cathodes Lithium–sulfur (Li–S) batteries are considered as one of …
Vanadium Nitride Quantum Dots/Holey Graphene Matrix Boosting Adsorption and Conversion Reaction Kinetics for High-Performance Lithium-Sulfur Batteries
Lithium-sulfur batteries (LSBs) have been considered as potential next-generation energy storage systems due to their high specific energy of 2600 Wh kg<sup>-1</sup> and 2800 Wh L<sup>-1</sup>. Nevertheless, the practical application of LSBs still faces several hazards, including the shuttle effect …
Research Progress on Vanadium Sulfide Anode Materials for Sodium and Potassium‐Ion Batteries …
1 Introduction Over the past few decades, the use of lithium-ion batteries (LIBs) in portable gadgets, electric vehicles, and huge energy systems has increased tremendously, driving up the demand for lithium resources. [1-4] Lithium only occurs in nature as compounds since it is a typical alkali metal element with high activity and low content when compared to its …
Electrochemical Impedance Spectroscopy of Li-S Batteries: Effect of Atomic Vanadium
Introduction Lithium-sulfur (Li−S) batteries have emerged as a ''hot topic'' in both battery research and industry due to their potential low cost and eco-friendliness, coupled with a noteworthy theoretical energy density of 2600 Wh/kg for S …
Toward Ultralong Lifespan Aqueous Zinc-Ion Batteries via Sulfur-Defect Vanadium …
Vanadium sulfide has become one of the promising cathodes of aqueous rechargeable zinc-ion batteries (AZIBs); however, the further application of vanadium sulfides for AZIBs is severely restricted by the limited specific capacity and poor cycling stability. Herein, we synthesize the vanadium tetrasulfide nanosphere with S-defects and …
A critical review of vanadium-based electrode materials for rechargeable magnesium batteries …
Nano-sized materials can obtain higher capacities by providing short diffusion lengths for Mg 2+. α-V 2 O 5 films were deposited on fluorine-doped tin oxide glass electrodes using the aerosol-assisted chemical vapor deposition method, which exhibited an excellent discharge capacity of up to 427 mAh g –1 and a high capacity retention of 82% …
Vanadium Redox Flow Batteries for Large-Scale Energy Storage
The different types of redox flow batteries such as zinc-chloride battery, zinc-air battery, zinc-bromide battery, and vanadium redox flow battery are discussed below. 5.2.3.1 Zinc-Chloride Battery Zinc-chloride battery is one of the various redox flow batteries; similar to all other redox flow batteries, the charge-discharge cycles takes …
Wide-Temperature Operation of Lithium–Sulfur …
High-performance lithium–sulfur (Li–S) batteries that can work normally under harsh conditions have attracted tremendous attention; however, the sluggish reaction kinetics of polysulfide conversions at low …
China''s First Vanadium Battery Industry-Specific Policy Issued — …
Sichuan has a solid foundation for the development of the vanadium battery storage industry, holding the country''s largest vanadium resource reserves and …
Toward Ultralong Lifespan Aqueous Zinc-Ion Batteries via Sulfur …
Vanadium sulfide has become one of the promising cathodes of aqueous rechargeable zinc-ion batteries (AZIBs); however, the further application of vanadium …
Conductive porous vanadium nitride/graphene composite as chemical anchor of polysulfides for lithium-sulfur batteries …
Although the rechargeable lithium-sulfur battery is an advanced energy storage system, its practical implementation has been impeded by many issues, in particular the shuttle effect causing rapid capacity fade and low Coulombic efficiency. Herein, we report a conductive porous vanadium nitride nanor …
Vanadium Sulfide@Sulfur Composites as High-Performance …
Lithium–sulfur batteries have attracted a lot of attention in recent years due to their high theoretical capacity of 1675 mAh g −1 and low cost. However, the shuttle …
High-rate lithium-sulfur batteries enabled via vanadium nitride …
The morphology and structure of the as-prepared precursor, VN/N-rGO and 78S@VN/N-rGO were further examined by SEM (Fig. 2 a–c).The V 2 O 5 /GO composite has a loose and 3D interpenetrating network with nanowires V 2 O 5 anchored in the interior of carbon layer, where V 2 O 5 show an average diameter is around 150 nm …
Wide-Temperature Operation of Lithium–Sulfur Batteries Enabled by Multi-Branched Vanadium …
KEYWORDS: lithium−sulfur batteries, harsh working conditions, electrocatalyst, polysulfideshuttling, vanadium nitride L ithium−sulfur (Li−S) batteries are attracting intense interest, because of their high energy density (2675 Wh kg−1), low costs, and1,2
Energies | Free Full-Text | Recent Progresses on Vanadium Sulfide Cathodes for Aqueous Zinc-Ion Batteries …
Aqueous zinc-ion batteries are considered one of the promising large-scale energy storage devices of the future because of their high energy density, simple preparation process, efficient and safe discharge process, abundant zinc reserves, and low cost. However, the development of cathode materials with high capacity and stable …
Vanadium-based compounds and heterostructures as functional …
Button-type Li–S batteries using multibranched vanadium nitride catalysts with a sulfur loading of 6.0 mg cm −2 and a lean electrolyte volume of ∼6 μL mg s –1 …
Perovskite enables high performance vanadium redox flow battery
Perovskites have been attractive materials in electrocatalysis due to their virtues of low cost, variety, and tuned activity. Herein, we firstly demonstrate superior electrochemical kinetics of LaBO 3 (B = V, Cr, Mn) perovskites towards vanadium redox reactions in vanadium redox flow batteries (VRFBs). ...
The optimized interface engineering of VS 2 as cathodes for high …
Vanadium sulfide was first employed as a cathode for all-solid-state lithium-ion batteries and demonstrated superior compatibility with the solid electrolyte, in …
Sulfur-functionalized vanadium carbide MXene (V2CS2) as a promising anchoring material for lithium–sulfur batteries …
The development of lithium–sulfur (Li–S) batteries is hindered by capacity loss due to lithium polysulfide (LIPS) dissolution into electrolyte solutions (known as the "shuttle effect"). MXenes with excellent electrical conductivity, high mechanical strength and multiple possible active two-dimensional surfac
Vanadium redox flow batteries can provide cheap, …
Vanadium redox flow batteries can provide cheap, large- ...
Conductivity of Vanadium Flow Battery (VFB) Catholytes: Dependence on Sulfur and Vanadium …
Conductivity of Vanadium Flow Battery (VFB) Catholytes: Dependence on Sulfur and Vanadium Concentration and Temperature, Nathan Quill, Daniela Oboroceanu, D. Noel Buckley, Robert P. Lynch The Electrochemical Society (ECS) was founded in 1902 to advance the theory and practice at the forefront of electrochemical and …
Preparation of Vanadium-based Sulfide-MXene Hetero-Catalysts and Comparative Study of Catalytic Mechanism of Lithium-sulfur Batteries
Abstract: Because of high theoretical specific capacity and energy density, lithium-sulfur batteries (LSBs) are regarded as one of the most promising energy storage batteries. However, the low conductivity of the active sulfur and the Li 2 S discharge product, the shuttle effect of intermediate products produced by the charging and discharging process, …
Ultrahigh-Areal-Capacity Battery Anodes Enabled by Free-Standing Vanadium …
Nanostructured anode materials have attracted significant attention for lithium-ion batteries (LIBs) due to their high specific capacity. However, their practical application is hindered by the rather low areal capacity in the ultrathin electrode (∼1 mg cm–2). Herein, we propose a new strategy of an all-conductive electrode to fabricate a …
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