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Journal ArticleDOI

Na3V2(PO4)3: an advanced cathode for sodium-ion batteries

TLDR
A comprehensive review of the recent progresses made in NVP fabrication has been presented, mainly including the strategies of developing NVP/carbon hybrid materials and elemental doping to improve the electronic conductivity of NVP cathodes and designing 3D porous architectures to enhance Na-ion transportation.
Abstract
Sodium-ion batteries (SIBs) are considered to be the most promising electrochemical energy storage devices for large-scale grid and electric vehicle applications due to the advantages of resource abundance and cost-effectiveness. The electrochemical performance of SIBs largely relies on the intrinsic chemical properties of the cathodic materials. Among the various cathodes, rhombohedral Na3V2(PO4)3 (NVP), a typical sodium super ionic conductor (NASICON) compound, is very popular owing to its high Na+ mobility and firm structural stability. However, the relatively low electronic conductivity makes the theoretical capacity of NVP cathodes unviable even at low rates, not to mention the high rate of charging/discharging. This is a major drawback of NVPs, limiting their future large-scale applications. Herein, a comprehensive review of the recent progresses made in NVP fabrication has been presented, mainly including the strategies of developing NVP/carbon hybrid materials and elemental doping to improve the electronic conductivity of NVP cathodes and designing 3D porous architectures to enhance Na-ion transportation. Moreover, the application of NVP cathodic materials in Na-ion full batteries is summarized, too. Finally, some remarks are made on the challenges and perspectives for the future development of NVP cathodes.

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Journal ArticleDOI

Active Materials for Aqueous Zinc Ion Batteries: Synthesis, Crystal Structure, Morphology, and Electrochemistry

TL;DR: The current advances, existing limitations, along with the possible solutions in the pursuit of cathode materials with high voltage, fast kinetics, and long cycling stability are comprehensively covered and evaluated to guide the future design of aqueous ZIBs with a combination of high gravimetric energy density, good reversibility, and a long cycle life.
Journal ArticleDOI

A High‐Energy NASICON‐Type Cathode Material for Na‐Ion Batteries

TL;DR: Wang et al. as mentioned in this paper proposed a novel NASICON-type compound, Na4MnCr(PO4)3, as a promising cathode material for Na-ion batteries that deliver a high specific capacity of 130 mAh g−1 during discharge.

Controllable Construction of 3D-Skeleton-Carbon Coated Na3V2(PO4)3 for High-Performance Sodium Ion Battery Cathode

TL;DR: In this article, a soft template approach with agarose as carbon source has been developed for preparation of three-dimensional skeleton carbon coated Na3V2(PO4)3 (NVP/C) with controlled particle size of 20-200nm, as a cathode material of sodium ion battery with high performance.
References
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Journal ArticleDOI

Sodium‐Ion Batteries

TL;DR: In this paper, the status of ambient temperature sodium ion batteries is reviewed in light of recent developments in anode, electrolyte and cathode materials, including high performance layered transition metal oxides and polyanionic compounds.
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Room-temperature stationary sodium-ion batteries for large-scale electric energy storage

TL;DR: In this paper, a variety of electrode materials including cathodes and anodes as well as electrolytes for room-temperature stationary sodium-ion batteries are briefly reviewed and compared the difference in storage behavior between Na and Li in their analogous electrodes and summarize the sodium storage mechanisms in available electrode materials.
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Electrochemical Na Insertion and Solid Electrolyte Interphase for Hard-Carbon Electrodes and Application to Na-Ion Batteries

TL;DR: In this paper, a 3-volt secondary Na-ion battery possessing environmental and cost friendliness, Na+-shuttlecock hard-carbon/NaNi0.5Mn 0.5O2 cell, demonstrates steady cycling performance as next generation secondary batteries and an alternative to Li-ion batteries.
Journal ArticleDOI

Carbon nanotubes for lithium ion batteries

TL;DR: Carbon nanotubes (CNTs) are a candidate material for use in lithium ion batteries due to their unique set of electrochemical and mechanical properties as mentioned in this paper, and the incorporation of CNTs as a conductive additive at a lower weight loading than conventional carbons, like carbon black and graphite, presents a more effective strategy to establish an electrical percolation network.
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A comprehensive review of sodium layered oxides: powerful cathodes for Na-ion batteries

TL;DR: In this article, a comprehensive review of layered oxides (NaTMO2, TM = Ti, V, Cr, Mn, Fe, Co, Ni, and a mixture of 2 or 3 elements) as a viable Na-ion battery cathode is presented.
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