Aqueous zinc ion batteries (AZIBs) are an ideal choice for a new generation of large energy storage devices because of their high safety and low cost. Vanadium oxide-based materials have attracted great attention in the field of AZIB cathode materials due to their high theoretical capacity resulting from their rich oxidation states.
Read MoreMolecular vanadium oxides, or polyoxovanadates (POVs), have recently emerged as a new class of molecular energy conversion/storage materials, which combine diverse, chemically
Read MoreMethylene blue intercalated vanadium oxide with synergistic energy storage mechanism for highly efficient aqueous zinc ion batteries
Read More1 Introduction Aqueous energy storage techniques have garnered significant attention as a green energy storage option, featuring integrated advantages of superior energy/power densities, along with high safety, for future commercialization. [1-5] MnO 2 has been widely studied in aqueous energy storage devices, such as
Read MoreAccording to the aforementioned discussion, the energy storage mechanism can be ascribed to conversion reaction between vanadium cationic and oxide, along with a partial contribution of Zn 2+ (de)intercalation in
Read MoreHere, it is shown that highly dispersed vanadium oxide (V 2 O 5) nanoclusters supported on porous carbon frameworks are able to react with Mg 2+ ions reversibly in electrolytes that are compatible with Mg metal, and exhibit high capacities and good reaction kinetics. They are able to deliver initial capacities exceeding 300 mAh g -1 at 40 mA g
Read MoreMethylene blue intercalated vanadium oxide with synergistic energy storage mechanism for highly efficient aqueous zinc ion batteries J. Energy Chem., 77 ( 2023 ), pp. 269 - 279, 10.1016/j.jechem.2022.10.040
Read MoreIn this review, we systematically discuss the structure, energy storage mechanisms, and preparation methods of V 2 O 5. In addition, modification strategies such as ion/molecule pre-intercalation, composite with other materials, defect engineering, and morphological structure design as well as their recent research progress are highlighted.
Read MoreAlso, the mechanism and selection criteria of CRC are specifically unraveled in this work, which provides insightful perspectives for the development of high‐efficiency energy‐storage devices. Keywords: cooperative redox chemistry, electron carrier, high capacity, vanadium oxide, Zn ion batteries
Read More1 Introduction Our way of harvesting and storing energy is beginning to change on a global scale. The transition from traditional fossil-fuel-based systems to carbon-neutral and more sustainable schemes is underway. 1 With this transition comes the need for new directions in energy materials research to access advanced compounds for
Read MoreEnergy Storage Mechanisms of Vanadium Oxide-Based Cathodes There are several different oxidation states for vanadium, including V 5+, V 4+, and V 3+ [20]. V anadium in different oxidation states
Read MoreVanadium oxide-based materials (VO materials) exhibit great potential for accelerated industrialization for new energy storage applications. Design strategies of
Read MoreMoreover, the underlying mechanism and selection criteria of CRC in vanadium oxide cathode revealed in this work open up new opportunities to achieve high-efficiency energy-storage devices. 2 Results and Discussion
Read MoreX-ray-based measurements were employed to finely explore the crystal structure, composition, phase, and valence information on the obtained samples. In the XRD diffractogram (Figure Figure1 1 d), the two peaks corresponding to g-C 3 N 4 in VO 2 /g-C 3 N 4 confirm the formation of g-C 3 N 4 during the annealing process. 46 In contrast, the
Read More1 INTRODUCTION Batteries are modular energy storage solutions that can be used for portable electronics, electrified transportation, and grid storage for renewable energy sources. 1-3 Over the decades, lithium-ion batteries have dominated the market of rechargeable batteries. 4-6 Recently, the battery community has endeavored to develop
Read MoreSemantic Scholar extracted view of "Towards high-performance cathodes: Design and energy storage mechanism of vanadium oxides-based materials for aqueous Zn-ion batteries" by Tingfeng Yi et al. DOI: 10.1016/J.CCR.2021.214124 Corpus ID:
Read MoreIn this article, vanadium carbide (V 2 C) MXenes have demonstrated reliable and efficient promises for energy storage devices with high energy density outcome. The extraordinary energy storage capability of V 2 C MXenes is often connected with the energy storage mechanisms which is related with its heterostructures nature, a very important property
Read MoreVanadium oxides (VO x) feature the potential for high-capacity Zn 2+ storage, which are often preintercalated with inert ions or lattice water for accelerating Zn 2+ migration kinetics. The inertness of these preintercalated species for Zn 2+ storage and their incapability for conducting electrons, however, compromise the capacity and rate
Read MoreThe results prove that modulating NH 4+ in vanadium oxide framework enables highly efficient aqueous ammonium ion storage (NVO-1). NVO-1 (V/N = 5) attains the highest specific capacitance of 341 F·g −1 (614 C·g −1, 171 mAh·g −1) at 0.5 A·g −1, alongside remarkable cycle stability, maintaining nearly 100 % performance after 10,000
Read MoreVanadium oxides (VO x) feature the potential for high-capacity Zn 2+ storage, which are often preintercalated with inert ions or lattice water for accelerating
Read MoreVanadium oxides are potential positive electrode materials for aqueous zinc ion batteries (ZIBs) owing to their advantages of high theoretical capacity, low cost, and so on. Developments of methods for preparing binder-free vanadium oxide electrodes on a
Read MoreAs the typical layered-crystal structural materials, vanadium-based oxides are considered as one of the most promising electrode materials for next-generation advanced electrochemical energy storage technology duo to
Read MoreHe et al. [111] incorporated graphene oxide (GO) into the solvothermal synthesis process of MIL-88B(V). Energy storage mechanisms of MOFs and their derived materials In the preceding chapter, we dissected MOF
Read MoreAqueous zinc ion batteries (ZIBs) are considered one of the extremely promising energy storage devices due to their high safety, low cost, and environmental friendliness. In the past five years, V 2 O 5, the most common and stable layered vanadium oxide, has been widely investigated as a cathode material in aqueous ZIBs for its high
Read MoreV 2 O 5 is probably the most familiar material in vanadium oxide family for energy storage applications. As supercapacitor electrodes, Lee et al. 169 firstly reported the use of amorphous V 2 O 5 ·nH 2 O powders.
Read MoreVanadium oxide-based materials (VO materials) exhibit great potential for accelerated industrialization for new energy storage applications. Design strategies of VO materials show a direct enhancement for the electrochemical performance of these materials as an electrode.
Read MoreIn the V-rich range, four types of solid solutions exist. The α and β solid solutions are formed by a certain amount of oxygen dissolved in the vanadium. The maximum solubilities of oxygen in α-V and β-V phase are up to 17.9 atom % and 27.4 atom %, respectively. The β-phase exhibits a wide range of homogeneities.
Read MoreThis discrepancy can be attributed to two main factors: i) the electrochemical mechanism of VN is based on a rapid surface redox reaction, which limits its energy storage capacity in the limited surface area; and ii) the vanadium oxide layer formed on the surface
Read MoreFundamental understanding of the proton and zinc storage in vanadium oxide for aqueous zinc-ion batteries Chem. Eng. J., 419 ( 2021 ), Article 129491 View PDF View article View in Scopus Google Scholar
Read MoreIn this review, a comprehensive overview of the energy storage mechanisms and research development of various efficient ways to improve
Read MoreHerein, we develop a dual-polymer strategy to boost the electrochemical properties of hydrated vanadium oxide (HVO) for outstanding NH 4+ storages based on a supercapacitor. One polymer polyaniline (PANI) is intercalated into the interlayer space of HVO (11.0 Å) to synthesize PANI-intercalation-HVO (PVO) with the expanded
Read MoreYet, the classical high-capacity materials (e.g., vanadium-based materials) provide a low discharge voltage, while organic cathodes with high operating voltage generally suffer from a low capacity. In this work, organic (ethylenediamine)–inorganic (vanadium oxide) hybrid cathodes, that is, EDA-VO, with a dual energy-storage mechanism, are designed for
Read MoreVanadium oxides (VOx) feature the potential for high‐capacity Zn²⁺ storage, which are often preintercalated with inert ions or lattice water for accelerating Zn²⁺ migration kinetics. The
Read Morechemical performance for energy storage applications in many novel works. However, their systematic reviews are quite limited, which is disadvanta-geous to
Read MoreThe PVA hydrogel film can: (i) reduce the chemical dissolution of vanadium oxide; (ii) improve the ammonium storage performance; (iii) reduce the diffusion resistance of ammonium ions. The NVO//AC HSC device displays an outstanding electrochemical performance with a high capacitance of 324 mF·cm −2 at 1 mA·cm −2, and remarkable
Read MoreVanadium oxides have attracted extensive interest as electrode materials for many electrochemical energy storage devices owing to the features of abundant reserves, low cost, and variable valence. Based on the in-depth understanding of the energy storage mechanisms and reasonable design strategies, the performances of vanadium
Read MoreVanadium oxides (VOx) feature the potential for high‐capacity Zn2+ storage, which are often preintercalated with inert ions or lattice water for accelerating Zn2+ migration kinetics. The inertness of these preintercalated species for Zn2+ storage and their incapability for conducting electrons, however, compromise the capacity and rate
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