Cobalt phosphide cathode material for lithium-sulfur batteries
N/P Codoped Carbon Nanofibers Coupled with Chrysanthemum-Like Cobalt Phosphide Hybrid for Stable Lithium–Sulfur Batteries
Lithium–sulfur batteries demonstrate enormous energy density and are promising forms of energy storage. Unfortunately, the slow redox kinetics and polysulfide shuttle effect are some of the factors that prevent its development. To address these issues, the combination of nitrogen/phosphorus codoped carbon nanofiber membrane with …
Greatly Suppressed Shuttle Effect for Improved Lithium Sulfur Battery Performance through Short Chain Intermediates | Nano Letters
The high solubility of long-chain lithium polysulfides and their infamous shuttle effect in lithium sulfur battery lead to rapid capacity fading along with low Coulombic efficiency. To address above issues, we propose a new strategy to suppress the shuttle effect for greatly enhanced lithium sulfur battery performance mainly through the …
MOF-derived nickel‑cobalt bimetallic phosphide CoNiP for the …
Over the past decades, many strategies have been reported to improve the electrochemical performance of lithium‑sulfur batteries, such as cathode material optimization [8, 9], electrolyte engineering [10], utilizing functional interlayers or separators [11, 12], and Li anode protection, etc. [13]. Among many methods, designing a reasonable ...
Strong charge polarization effect enabled by surface oxidized titanium nitride for lithium-sulfur batteries …
the as-prepared TiN-O-OMC as the cathode material with a sulfur loading of ~1.4 mg cm −2 ... Y. et al. Surface chemistry in cobalt phosphide-stabilized lithium-sulfur batteries . J. Am. Chem ...
MOF-derived nickel‑cobalt bimetallic phosphide CoNiP for the …
Lithium sulfide (Li 2 S) is considered as one of the promising cathode materials for secondary batteries owing to its high lithium storage capacity and low–cost advantage of sulfur. However, the commercial application of Li 2 S is hindered by the sluggish reaction kinetics of electrochemical conversion from Li 2 S to S and the shuttle …
Catalytic cobalt phosphide Co2P/carbon nanotube
Download Citation | Catalytic cobalt phosphide Co2P/carbon nanotube nanocomposite as host material for high performance lithium-sulfur battery cathode | Lithium-sulfur batteries are one of the ...
A novel route to constructing high-efficiency lithium sulfur batteries with spent graphite as the sulfur …
From the perspective of waste recycling, the electrochemical properties of spent porous carbon as cathode material of lithium sulfur battery are compared with its analogues, as shown in Table 1. It is obvious that calcination treatments of wastes above 700 °C is much more energy-intensive and cumbersome than the spent graphite …
Recent progress and strategies of cathodes toward polysulfides shuttle restriction for lithium-sulfur batteries …
Lithium-sulfur batteries (LSBs) have already developed into one of the most promising new-generation high-energy density electrochemical energy storage systems with outstanding features including high-energy density, low cost, and environmental friendliness. However, the development and commercialization path of …
Novel bouquet-like cobalt phosphate as an ultrahigh-rate and durable battery-type cathode material …
Red phosphorus (RP) is beneficial to industrialization due to its rich resources, chemical stability and environmental friendliness. However, the low electronic conductivity and large volume expansion limit its application for energy storage. Herein, we first used RP to prepare a novel bouquet-like Co3(HPO4)2(OH)2 by the hydrothermal …
Cobalt-decorated carbon nanotube bottlebrushes for boosting …
A high areal capacity lithium-sulfur battery cathode prepared by site-selective vapor infiltration of hierarchical carbon nanotube arrays. ... Chen S, Wang L, et al. Implanting nickel and cobalt phosphide into well-defined carbon nanocages: A synergistic adsorption-electrocatalysis separator mediator for durable high-power Li-S batteries ...
Cobalt phosphide embedded in a 3D carbon frame as a sulfur …
Lithium-sulfur (Li-S) batteries deliver a higher energy density than lithium ion batteries and are therefore regarded as next-generation batteries. However, the …
Surface Chemistry in Cobalt Phosphide-Stabilized Lithium-Sulfur Batteries …
PDF | On Jan 8, 2018, Yiren Zhong and others published Surface Chemistry in Cobalt Phosphide-Stabilized Lithium-Sulfur Batteries | Find, read and cite all the research you need
Enhancing Polysulfide Confinement and Electrochemical Kinetics by Amorphous Cobalt Phosphide for Highly Efficient Lithium–Sulfur Batteries …
The application of lithium–sulfur (Li–S) batteries is severely hampered by the shuttle effect and sluggish redox kinetics. Herein, amorphous cobalt phosphide grown on a reduced graphene oxide-multiwalled carbon nanotube (rGO-CNT-CoP(A)) is designed as the sulfur host to conquer the above bottlenecks. The differences between …
Efficient Activation of Li2S by Transition Metal Phosphides Nanoparticles for Highly Stable Lithium–Sulfur Batteries …
Considerable research efforts have been devoted to the lithium–sulfur battery due to its advantages such as high theoretical capacity, high energy density, and low cost. However, the shuttle effect and the irreversible deposition of Li2S result in severe capacity decay and low Coulombic efficiency. Herein, we discovered that the transition …
Engineering Strategies for Suppressing the Shuttle Effect in Lithium ...
Lithium–sulfur (Li–S) batteries are supposed to be one of the most potential next-generation batteries owing to their high theoretical capacity and low cost. Nevertheless, the shuttle effect of firm multi-step two-electron reaction between sulfur and lithium in liquid electrolyte makes the capacity much smaller than the theoretical value. …
Cobalt phosphide embedded in a 3D carbon frame as a sulfur …
Catalytic cobalt phosphide Co 2 P/carbon nanotube nanocomposite as host material for high performance lithium-sulfur battery cathode Journal of Alloys and Compounds, Volume 851, 2021, Article 156289 Zhaojiao Shi, …, Linjing Chen
Enhancing Polysulfide Confinement and Electrochemical Kinetics …
The application of lithium–sulfur (Li–S) batteries is severely hampered by the shuttle effect and sluggish redox kinetics. Herein, amorphous cobalt phosphide …
NC@CoP–Co3O4 composite as sulfur cathode for high-energy lithium–sulfur ...
Preparation of CoO/SnO 2 @NC/S composite as high-stability cathode material for lithium-sulfur batteries ... He P, Liu W, Wu Z, Wang H (2018) Surface chemistry in cobalt phosphide-stabilized lithium-sulfur batteries. J Am Chem Soc 140:1455–1459. Article CAS Google Scholar Gao H, Yang F, Zheng Y, Zhang Q, Hao J, …
ZIF-67-derived cobalt-based sulfate CoSO4/carbon nanotube nanocomposites as host material for high-performance lithium–sulfur battery cathode ...
Lithium-sulfur batteries (LSBs) are considered the most likely replacement for conventional lithium–ion batteries in next-generation high-energy output solutions based on their high specific capacity (1675 mAh g−1) and high-energy density (2600 Wh kg−1). But, there are some problems that need to be solved urgently. In this …
Tungsten phosphide on nitrogen and phosphorus-doped carbon …
Introduction. Lithium-sulfur batteries (LSBs) are one of the most promising technologies for the new generation of energy storage systems. Their interest arises from the abundance and low cost of the cathode active material and its high theoretical specific capacity (1675 mAh/g) and energy density (2600 Wh kg −1) [1], [2], [3].Nevertheless, several limitations …
A review on theoretical models for lithium–sulfur …
In this review, we focus on the theoretical models for sulfur cathodes from model fundamentals to model applications (Scheme 1). The principle of theoretical models and the application in mechanistic …
Interlayer Material Selection for Lithium-Sulfur Batteries
Sulfur, an earth-abundant material, 9 can react with metallic Li and deliver a high theoretical specific energy of 2,600 Wh kg −1 and specific capacity of 1,675 mAh g −1. 10, 11 More strikingly, for packaged lithium-sulfur batteries (LSBs), the …
Amorphization-induced surface electronic states modulation of
The amorphous cobaltous oxide nanosheets as the cathode additives for lithium-sulfur batteries demonstrates the rate capability and cycling stability with an initial capacity of 1248.2 mAh g-1 at ...
Lithium-Sulfur Batteries: Advances and Trends
The cobalt phosphide material proved effective in capturing polysulfides and in catalyzing conversion of soluble intermediates with good kinetics. ... Eftekhari, A.; Kim, D.-W. Cathode materials for lithium-sulfur batteries: A practical perspective. ... L.Y.S.; Piao, Y. γ-Fe 2 O 3 nanoparticles anchored in MWCNT hybrids as efficient sulfur ...
A review of cathode for lithium-sulfur batteries: progress and …
Starting from the different kinds of ingredients used in cathode materials, this paper reviews the recent research progress in the preparation of carbon cathode …
Enhancing Polysulfide Confinement and Electrochemical Kinetics …
The application of lithium–sulfur (Li–S) batteries is severely hampered by the shuttle effect and sluggish redox kinetics. Herein, amorphous cobalt phosphide grown on a reduced graphene oxide-multiwalled carbon nanotube (rGO-CNT-CoP(A)) is designed as the sulfur host to conquer the above bottlenecks. The differences between …
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