Three-dimensional porous carbon composites containing high sulfur nanoparticle content for high-performance lithium–sulfur batteries …
Sulfur is a promising cathode material for lithium–sulfur batteries because of its high theoretical capacity (1,675 mA h g−1); however, its low electrical conductivity and the instability of ...
Lithiated metallic molybdenum disulfide nanosheets for high …
Here we report the use of pre-lithiated metallic 1T phase two-dimensional (2D) molybdenum disulfide (LixMoS2) as a sulfur host material for high-performance …
Understanding the lithium–sulfur battery redox reactions via …
Lithium–sulfur (Li–S) batteries represent one of the most promising candidates of next-generation energy storage technologies, due to their high energy density, natural abundance of sulfur ...
Understanding the electrochemical processes of SeS 2 positive electrodes for developing high-performance non-aqueous lithium sulfur batteries …
SeS2 positive electrodes are promising components for the development of high-energy, non-aqueous lithium sulfur batteries. However, the (electro)chemical and structural evolution of this class of ...
Lithium-sulfur all-solid-state battery (Li-S ASSB) technology has attracted attention as a safe, high-specific-energy (theoretically 2600 Wh kg −1), durable, and low …
Boosting High-Performance in Lithium–Sulfur Batteries via Dilute …
Polysulfide shuttle effects, active material losses, formation of resistive surface layers, and continuous electrolyte consumption create a major barrier for the lightweight and low-cost lithium–sulfur (Li–S) battery adoption. Tuning electrolyte composition by using additives and most importantly by substantially increasing …
Achieving High-Performance Lithium–Sulfur Batteries by Modulating Li …
Lithium–sulfur (Li–S) batteries offer high theoretical capacity but are hindered by poor rate capability and cycling stability due to sluggish Li 2 S precipitation kinetics. Here a sulfonate-group-rich liquid crystal polymer (poly-2,2′-disulfonyl-4,4′-benzidine terephthalamide, PBDT) is designed and fabricated to accelerate Li 2 S precipitation by …
In Situ Self-Polymerization of Thioctic Acid Enabled Interphase …
Due to the interphases constructed by the PTA-PP separator, the Li–S cells exhibit excellent long-term cycling in which the capacity retention rate is more than 76% …
High‐Performance and Low‐Temperature Lithium–Sulfur Batteries…
Especially, in view of the economy, the 2DLMS is recycled as an anode of lithium-ion and sodium-ion batteries after finishing the test of LSBs. The low-cost and scalable 2DLMS with enriched egde sites open a new avenue for the perfect regulation of the sulfur electrode.
A high-energy and long-cycling lithium–sulfur pouch cell via a macroporous catalytic cathode with double-end binding sites
Due to the high theoretical specific energy (2,600 W h kg −1) and natural abundance of sulfur, lithium–sulfur (Li–S) batteries are attractive alternatives for next-generation battery systems 1.
The rapid developments in portable electronic devices, electric vehicles and smart grids are driving the need for high-energy (>500 W h kg −1) secondary (i.e. rechargeable) batteries.Although the performance of LIBs continues to improve [], they are approaching their theoretical specific energy (∼387 Wh kg −1) using LiCoO 2 [3, 4].
A Perspective toward Practical Lithium–Sulfur Batteries | ACS …
Lithium–sulfur (Li–S) batteries have long been expected to be a promising high-energy-density secondary battery system since their first prototype in the 1960s. During the past decade, great progress has been achieved in promoting the performances of Li–S batteries by addressing the challenges at the laboratory-level …
High performance lithium–sulfur batteries: advances and challenges
The development of high-energy batteries is highly attractive for powering advanced communication equipment and electric vehicles in future. Lithium–sulfur batteries have attracted much attention in recent years due to their low cost, high theoretical specific capacity and energy density. However, lithium–su
High-Performance Quasi-Solid-State Lithium-Sulfur Battery with a …
Lithium-sulfur batteries are considered a promising "beyond Li-ion" energy storage technology. Currently, the practical realization of Li-S batteries is plagued by rapid electrochemical failure of S cathodes due to aggravated polysulfide dissolution and shuttle in the conventional liquid ether-based electrolytes. A gel polymer electrolyte obtained by in …
High-Performance Lithium–Sulfur Batteries with a Self-Assembled Multiwall Carbon Nanotube Interlayer …
Hierarchical porous carbon modified with ionic surfactants as efficient sulfur hosts for the high-performance lithium-sulfur batteries. Chemical Engineering Journal 2017, 313, 404-414. DOI: 10.1016/j.cej.2016.12.081. Hong Gao, Qi Lu, Yujie Yao
Strategies towards High Performance Lithium‐Sulfur …
This review provides new insights into the development of the practical high-performance lithium-sulfur battery components. Abstract Rechargeable Lithium-sulfur batteries (LSBs) have been …
High-performance lithium sulfur batteries enabled by a synergy between sulfur …
The urgent demand on high performance energy storage devices makes lithium sulfur batteries with a high energy density up to 2600 Wh kg −1 extremely attractive. However, the low capacity reversibility and poor rate capability still pose a significant hurdle on their real-world applications.
Biomass fallen leaves derived porous carbon for high performance lithium sulfur batteries …
Rechargeable lithium-sulfur battery is considered to be one of the most promising candidates for the next-generation energy storage applications due to its high energy density, large theoretical specific capacity, low cost, and abundant sources. However, low conductivity of sulfur, shuttle effect, and volume expansion hindered its …
A robust aqueous-processable polymer binder for long-life, high-performance lithium sulfur battery …
A robust aqueous-processable polymer binder for long-life, high-performance lithium sulfur battery Author links open overlay panel Huan Yi a b 1, Tu Lan c d 1, Yu Yang a e 1, Hongbo Zeng c, Tian Zhang a, Tian Tang d, Chaoyang Wang b, Yonghong Deng a Cite ...
Catalytic engineering for polysulfide conversion in high-performance lithium-sulfur batteries …
To acquire a high capacity of the Li-S battery, the sulfur cathode should have a high sulfur loading (>5 mg cm −2), and the sulfur proportion in the sulfur/sulfur host composite should exceed 95 %. Accounting for the insulation of sulfur, the structure and morphology of the sulfur host are especially critical; these properties are affected by …
Sulfur cathodes, based on the conversion-reaction electrochemistry in lithium−sulfur (Li−S) batteries, have become attractive in the last few decades due to their …
High-performance lithium–sulfur batteries enabled by regulating Li …
Lithium–sulfur batteries (LSBs) have received intensive attention in recent years due to their high theoretical energy density derived from the lithiation of sulfur. In the discharge process, sulfur transforms into lithium polysulfides (LiPSs) that dissolve in liquid electrolytes and then into insoluble Li2S
Catalytic engineering for polysulfide conversion in high …
Ye et al. proposed a media-assisted catalytic pathway to improve the reaction kinetics and performance of high-load electrolyte-depleted Li-S batteries by …
Strategies towards High Performance Lithium-Sulfur Batteries
This review provides new insights into the development of the practical high-performance lithium-sulfur battery components. Abstract Rechargeable Lithium-sulfur batteries (LSBs) have been considered as a potential candidate for next-generation energy storage technologies because of ultrahigh-energy density (2600 Wh kg −1 ) and …
Synergistic Catalysis on Dual‐Atom Sites for High‐Performance Lithium–Sulfur Batteries …
Li–S batteries afford a theoretical energy density of 2600 Wh kg −1 and are promising candidates as next-generation high-energy-density energy storage devices. [] Typical Li–S batteries employ a sulfur cathode, a …
Review Advances in Cathode Materials for High-Performance Lithium-Sulfur Batteries …
Lithium-sulfur batteries (LSBs) represent a promising energy storage technology, and they show potential for next-generation high-energy systems due to their high specific capacity, abundant constitutive resources, non-toxicity, low …
Multifunctional Sandwich‐Structured Electrolyte for High‐Performance Lithium–Sulfur Batteries …
2.4 Cycle Performance of Lithium–Sulfur Batteries with 70 and 80% Sulfur Content High sulfur content is essential for the implementation of high-performance Li-S battery. In the most published papers, the sulfur content is …
Recent Advances and Applications Toward Emerging Lithium–Sulfur Batteries: Working Principles and Opportunities …
Lithium–sulfur (Li-S) batteries have been considered as promising candidates for large-scale high energy density devices due to the potentially high energy density, low cost, and more pronounced ecological compatibility. However, the complex Li-S conversion ...
Ultra-microporous carbons encapsulate small sulfur molecules for high performance lithium-sulfur battery …
Lithium-sulfur (Li-S) batteries are one of the most promising energy storage systems with high energy density. However, they suffer from fast capacity fading due to the shuttle of the dissolved polysulfides. Using small sulfur molecules (S 2–4) as cathodes can avoid the shuttle problem, but the preparation of ultra-microporous carbon …
High-performance lithium-sulfur battery based on porous N-rich g …
The commercial development of lithium-sulfur batteries (Li-S) is severely limited by the shuttle effect of lithium polysulfides (LPSs) and the non-conductivity of sulfur. Herein, porous g-C3N4 nanotubes (PCNNTs) are synthesized via a self-template method and utilized as an efficient sulfur host material. The one-dimensional PCNNTs have a …
A Li-S battery with the controllably solidified interface demonstrates, without adding other performance-boosting agents or catalysts, a high reversible capacity, a long cycle life, and a favorable rate performance, showing …
High-performance lithium–sulfur batteries enabled by regulating …
Lithium–sulfur batteries (LSBs) have received intensive attention in recent years due to their high theoretical energy density derived from the lithiation of sulfur. In the discharge …
Review Realizing high-performance lithium-sulfur batteries via …
This review covers the recently advanced methodology for high-performance lithium-sulfur batteries. • Existing challenges are critically evaluated. • We overviewed the rational design and engineering strategies for electrode/electrolytes and the assembly of battery
Graphene-based interlayer for high-performance lithium–sulfur batteries…
Lithium–sulfur (Li S) batteries have been widely studied, and considered as one of the most promising energy storage systems, because of their superior theoretical energy density, non-toxicity, high abundance, and environmental friendliness. However, Li S batteries suffer from problems such as the electrical insulating characteristic of sulfur …
Thickness-independent scalable high-performance Li-S batteries with high areal sulfur loading via electron-enriched carbon framework
Increasing the energy density of lithium-sulfur batteries necessitates the maximization of their areal capacity, calling for thick electrodes with high sulfur loading and content. However ...
