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He is currently pursuing a Master’s degree at Tiangong University. His research focuses on the modification of cathode materials and separators for high-performance lithium-sulfur batteries. His current main research direction involves utilizing electrospinning technology to prepare modified materials and applying them in lithium-sulfur batteries.
Lithium–sulfur batteries are widely regarded as one of the most promising new types of batteries, and the sulfur-based cathode with high-performance is the key to promoting the success of lithium–sulfur batteries.
Researching progress of bimetallic materials in high performance lithium-sulfur batteries To address the challenges in Li-S batteries, particularly the suppression of LiPSs shuttling, various methods have been proposed, including physical confinement, chemical adsorption and catalytic conversion.
His main research direction is the preparation of separator modification materials for lithium-sulfur batteries by electrostatic solution blowing technology. He has published nearly 10 high-level articles in ESM, JMCA and other journals.
By using lithium thioborophosphate iodide glass-phase solid electrolytes in all-solid-state lithium–sulfur batteries, fast solid–solid sulfur redox reaction is demonstrated, leading to cells with ultrafast charging capability, superior cycling stability and high capacity.
Lithium-sulfur batteries (LSBs) have attracted considerable attention from academia and industry alike due to their high theoretical energy density of 2600 W h kg −1 and ultrahigh theoretical discharge capacity of 1675 mA h g −1. The fundamental structure of LSBs involves sulfur serving as the cathode electrode and lithium as the anode electrode.
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The lithium-sulfur battery with the protected lithium anode was bestowed pronounced improvement in the electrochemical performance, including cycling stability, Coulombic efficiency and rate capability. ... And a thin lithium foil was places on the novel anode surface to supply lithium ions. The preparation process of the porous 3D structures ...
Live ChatThe ever-increasing requirement for efficient and economic energy storage technologies has triggered the continued research into advanced battery systems. 1 Lithium ion batteries, based on the lithium intercalation …
Live ChatLithium sulfur batteries (LSBs) ... The preparation method of CNT composites using biomass materials as carbon sources is an ideal sustainable and low-cost method for the design and fabrication of CNT-based sulfur hosts, such as the CNT composite materials derived from cotton [39]. Therefore, more efforts should pay attention to these areas in ...
Live ChatEnhanced Basal-Plane Catalytic Activity of MoS2 by Constructing an Electron Bridge for High-Performance Lithium–Sulfur Batteries. Nano Letters 2024, Article ASAP. ...
Live ChatThe initial specific capacity of a lithium-sulfur battery with Fe/Co-C 3 N 4 /C/S as the cathode and a sulfur loading amount of 1.8 mg cm −2 was 949 mA h g −1 at 0.2 C. ... making it more competitive in enhancing the conductivity of active materials and advantageous for the preparation of sulfur cathodes. Polypyrrole (PPy), a conductive ...
Live ChatLithium-sulfur (Li-S) batteries have emerged as one of the most promising ''beyond Li-ion'' technologies due to the high theoretical capacity [1] (1675 mAh g −1), ... For the preparation of PS-electrolyte solutions, a 1 M solution of Li 2 S 6 and Li 2 S 4, respectively, ...
Live ChatLithium-sulfur batteries (LSBs) with metal lithium as the anode and elemental sulfur as the cathode active materials have attracted extensive attention due to their high theoretical specific capacity (1675 mA h g-1), high theoretical energy density (2600 W h kg-1), low cost, and environmental friendliness.However, the discharge intermediate lithium polysulfide …
Live ChatA lithium-sulfur battery electrolyte and a preparation method therefor. The lithium-sulfur battery electrolyte comprises an ether organic solvent, a lithium salt, and an ester additive, and the...
Live ChatIn view of the shortage of lithium-sulfur batteries, this paper takes porous carbon and metal oxide as the carrier of sulfur and studies its electrochemical performance and …
Live ChatGlobal interest in lithium–sulfur batteries as one of the most promising energy storage technologies has been sparked by their low sulfur cathode cost, high gravimetric, volumetric energy densities, abundant resources, and environmental friendliness. However, their practical application is significantly impeded by several serious issues that arise at the …
Live ChatThe synergistic effect of the "adsorption-catalysis" sites accelerates the adsorption-diffusion-conversion process of LiPSs, ultimately achieving a long-lasting Li-S …
Live ChatThe detailed preparation process, morphology and performance characterization, and advantages and disadvantages are summarized, aiming to fundamentally understand the mechanisms of …
Live ChatIn this work, the sulfur (S)/activated carbon (AC)/carbon nanotube (CNT) composite cathode materials for lithium–sulfur batteries are prepared by simple mixing and …
Live ChatBy using sulfur instead as an active material, lithium-sulfur batteries (Li-S) not only immensely increase their theoretical energy density (2600 Wh.kg − 1 as opposed to roughly 460 Wh.kg − 1 ...
Live ChatLithium-sulfur (Li-S) battery, which releases energy by coupling high abundant sulfur with lithium metal, is considered as a potential substitute for the current lithium-ion battery. Thanks to the lightweight and multi-electron reaction of sulfur cathode, the Li-S battery can achieve a high theoretical specific capacity of 1675 mAh g −1 and specific energy of 2600 Wh …
Live ChatWith the increasing demand for high-performance batteries, lithium-sulfur battery has become a candidate for a new generation of high-performance batteries because of its high theoretical capacity (1675 mAh g−1) and energy density (2600 Wh kg−1). However, due to the rapid decline of capacity and poor cycle and rate performance, the battery is far from ideal in …
Live ChatThe first sections recall the principle of Li–S chemistry and the challenges. The next sections are dedicated to the optimization of the different parts of the batteries: the sulfur …
Live ChatLithium–sulfur batteries (LSBs) have attracted attention as one of the most promising next-generation batteries owing to their high theoretical energy density (2600 Wh kg −1), [1-3] which is attributed to their unique operating reaction (Figure 1a) that is quite different from the intercalation–deintercalation electrochemical reaction of lithium-ion batteries (Figure 1b).
Live ChatThe urgent environmental crisis is driving the global clean energy revolution, resulting in a rapid increase in energy density requirements for energy storage devices [1].Lithium-Sulfur battery (LSBs) is one of the most promising candidate as next-generation of secondary batteries due to their high theoretical energy density (2600 Wh kg −1) achieved …
Live ChatLithium-sulfur battery is a promising candidate for next-generation high energy density batteries due to its ultrahigh theoretical energy density. However, it suffers from low sulfur utilization, fast capacity decay, and the notorious "shuttle effect" of lithium polysulfides (LiPSs) due to the sluggish reaction kinetics, which severely ...
Live ChatThe explosion in the use of electronics, electric vehicles, and the growing demand for smart grids have triggered intense interest in the development of new high energy density storage devices [1], [2], [3], [4].Lithium-sulfur batteries are considered one of the most promising energy storage technology alternatives due to their high theoretical specific capacity …
Live ChatLithium-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-cost power source for ...
Live ChatIn order to increase the energy density and improve the cyclability of lithium–sulfur (Li–S) batteries, a combined strategy is devised and evaluated for high …
Live ChatLithium-sulfur (Li-S) batteries with the merits of high theoretical capacity and high energy density have gained significant attention as the next-generation energy storage devices. Unfortunately, the main pressing issues of sluggish reaction kinetics and severe shuttling of polysulfides hampered their practical application. To overcome these obstacles, various strategies …
Live ChatBy using lithium thioborophosphate iodide glass-phase solid electrolytes in all-solid-state lithium–sulfur batteries, fast solid–solid sulfur redox reaction is demonstrated, …
Live ChatTo realize a low-carbon economy and sustainable energy supply, the development of energy storage devices has aroused intensive attention. Lithium-sulfur (Li-S) batteries are regarded as one of the most promising next-generation battery devices because of their remarkable theoretical energy density, cost-effectiveness, and environmental benignity. …
Live ChatLithium–sulfur batteries (LSBs) (wherein lithium metal and sulfur are the anode and cathode, respectively) are one of the most valuable secondary batteries because of their high theoretical energy density (∼2600 Wh kg −1). However, the intrinsic conductivity of sulfur cathode materials is poor, and the lithium polysulfide formed during lithiation dissolves easily.
Live ChatThe stable operation of high-capacity lithium–sulfur batteries (LSBs) has been hampered by slow conversion kinetics of lithium polysulfides (LiPSs) and instability of the lithium metal anodes. Herein, 6-(dibutylamino)-1,3,5-triazine-2,4-thiol (DTD) is introduced as a functional additive for accelerating the kinetics of cathodic conversion and modulating the anode interface.
Live ChatWhereas numerous ''beyond Li-ion battery'' chemistries and architectures are being developed in parallel 12,13,14, all-solid-state lithium–sulfur (Li–S) batteries have been identified as ...
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