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A University of Michigan team has shown that a network of aramid nanofibers, recycled from Kevlar, can enable lithium-sulfurbatteries to overcome their Achilles heel of cycle life, delivering an estimated 1,000 real-world cycles. Credit: Ahmet Emre, Kotov Lab, University of Michigan.
Lithiumsulfurbatteries are of great interest due to their high specific energy and relatively low cost (e.g., However, Li-S batteries exhibit significant capacity decay over cycling. Commercial applications of lithiumsulfurbatteries have not been very successful despite several decades of research.
Researchers at Chalmers University of Technology, Sweden, have developed a free-standing reduced graphene oxide (r-GO) aerogel for use as a supporting electrode for the electrochemical redox reaction of sulfur in a catholyte-based lithium-sulfurbattery. Credit: Yen Strandqvist/Chalmers University of Technology.
Researchers from Hanyang University in Korea and the University of Rome Sapienza (Italy) have developed a lithium-sulfurbattery employing a high-performance mesoporous hard carbon spherules-sulfur cathode and a stable, highly conducting electrolyte. 2012), An Advanced Lithium-SulfurBattery.
Kentucky Governor Steve Beshear announced that start-up lithium-sulfurbattery company NOHMs (Nano Organic Hybrid Materials) Technologies Inc. has selected to locate its research, manufacturing and product development facility for military, cell phone and electric vehicle lithium-ion batteries in Lexington.
Anion-redox lithium–sulfur (Li–S) is one of the most promising conversion battery chemistries with high theoretical cathode energy density of 2,600 Wh kg -1 based on the weight of Li 2 S, S 8 + 16 e? These cathodes can maintain their structure and dimensions while incorporating lithium atoms into their crystalline structure.
million), 43-month LithiumSulfur for Safe Road Electrification (LISA) project will launch 1 January 2019 in Europe. The overall goal is to design and manufacture a lithium-sulfur technology that will enable safe electrification of EV applications. million (US$8.9-million),
Researchers at the Helmholtz-Zentrum Berlin für Materialien und Energie (HZB), with colleagues from Humboldt-Universität zu Berlin and University of Potsdam, have fabricated a nanomaterial made from nanoparticles of a titanium oxide compound (Ti 4 O 7 ) for use as a cathode material in lithium-sulfurbatteries.
Researchers at Rice University led by Dr. James Tour have developed a hierarchical nanocomposite material of graphene nanoribbons combined with polyaniline and sulfur (Sulfur-PANI-GNRs, SPG) using an inexpensive, simple method. Batteries' Lei Li, Gedeng Ruan, Zhiwei Peng, Yang Yang, Huilong Fei, Abdul-Rahman O.
Researchers from the Monash Energy Institute, with colleagues from CSIRO, have used a saccharide-based binder system to develop a durable sulfur cathode with minimal polysulfide escape in a lithium-sulfurbattery. the viability of many emerging technologies, for example in aviation, require lighter-weight batteries.
The University of Michigan Chemical Sciences and Engineering team, led by Professor Nicholas Kotov, has developed a “new biologically inspired battery membrane” with recycled Kevlar fibers that could quintuple electric vehicle ranges and have a lifespan of 1,000 cycles. ” Credit: University of Michigan.
Lithium-sulfur (Li-S) batteries, despite their high theoretical specific energy, face practical challenges including polysulfide shuttling and low cell-level energy density. Nazar (2018) “Lightweight Metallic MgB 2 Mediates Polysulfide Redox and Promises High-Energy-Density Lithium-SulfurBatteries,” Joule doi: 10.1016/j.joule.2018.09.024.
Researchers at the University of Texas at Austin, led by Prof. S batteries, without intricate synthesis or application of a high charging cut-off voltage that deteriorates the electrolyte stability and safety. S batteries with a Li S cathode. S batteries. S batteries without apply-ing a high charging cut-off voltage.
A team from Lawrence Berkeley National Laboratory and Tsinghua University (China) have synthesized graphene oxide-sulfur (GO-S) nanocomposite cathodes and applied them in lithium/sulfur cells to show a high reversible capacity of 950-1400 mAh g -1 and stable cycling for more than 50 deep cycles at 0.1C (1C = 1675 mA g -1 ).
A team at the University of Münster has reviewed 53 studies that provide time- or technology-specific cost estimates for lithium-ion, solid-state, lithium–sulfur and lithium–air batteries among more than 2,000 publications related to the topic. 1 for advanced lithium-ion and $70 (kWh) ?1 Mauler et al.
Researchers at the US Department of Energy’s Lawrence Berkeley National Laboratory have demonstrated in the laboratory a lithium-sulfur (Li/S) battery that has more than twice the specific energy of lithium-ion batteries, and that lasts for more than 1,500 cycles of charge-discharge with minimal decay of the battery’s capacity.
A new biologically inspired battery membrane has enabled a battery with five times the capacity of the industry-standard lithium ion design to run for the thousand-plus cycles needed to power an electric car.
Researchers from Western University, Canadian Light Source, and the Chinese Academy of Sciences have proposed a novel solid-phase Li-S transformation mechanism that enables high energy Li-S batteries in conventional Li-ion carbonate electrolytes. Schematic of a lithiumsulfurbattery in carbonate-based electrolyte.
Researchers at Shanghai Jiao Tong University have developed a gel-like electrolyte induced by fumed alumina for dendrite-free Li deposition, lower over-potential and better cycle stability in lithium-sulfurbatteries. An open-access paper on their work is published in the RSC journal Chemical Communications.
Researchers at Toyohashi University of Technology in Japan have developed an active sulfur material and carbon nanofiber (S-CNF) composite material for all-solid-state Li-sulfurbatteries using a low-cost and straightforward liquid phase process. Copyright Toyohashi University Of Technology. —Phuc et al.
Numbers in parentheses are the specific energy of a battery made of the cathode and a silicon anode with a specific capacity of 2000 mAh/g and potential of 0.45 Moreover, they note, Li 2 S could be paired with a lithium-free anode, preventing safety concerns and low Coulomb efficiency of lithium metal in Li/S batteries.
ARPA-E’s RANGE program seeks to improve EV driving range and reduce vehicle costs by re-envisioning the total EV battery system, rather than working to increase the energy density of individual battery cells. For example, the University of California, San Diego will receive approximately $3.5 University of Houston.
Researchers in Australia say that advancements made in cathode durability could make lithium-sulfurbatteries a reality for electric vehicles soon. The news was reported Friday by IEEE Spectrum following a paper published Monday by researchers at Monash University in Science Advances.
Consultancy Frost &Sullivan has selected UK-based lithium-sulfurbattery developer OXIS Energy to receive the 2014 European Frost & Sullivan Award for Technology Innovation. Additionally, OXIS Energy’s lithium-sulfurbattery has long lifecycles. Earlier post.). OXIS Energy was founded in 2005.
The University of Michigan (U-M) and Shanghai Jiao Tong University (SJTU) have selected six research teams to share $1.05 The energy projects aim to improve wind turbines and electric vehicle batteries and to better understand the combustion physics of biofuels. Physics foundation for controlling biofuel sprays.
Researchers at Beihang University in Beijing have developed a linear molecule sulfur-rich organic material as sulfur cathode for a lithium-sulfurbattery. The tetramethylthiuram disulfide-sulfur (TMTD-S) cathode material delivers an initial capacity of 685?mAh 1 at 0.2C (1?C?=?1061?mAh 2019.05.022.
One of the main limiters to the commercialization of high energy density lithium-sulfurbatteries is the dissolution of long-chain lithium polysulfides into the electrolyte, which limits cycling performance. —Oh et al. and Yoon, W.
A team from Wuhan University has developed a new ether-based electrolyte with tetrahydrofuran (THF) and di-isopropyl ether (DIPE) Lithium–sulfurbatteries (LSBs). The new electrolyte effectively inhibits the dissolution of lithium polysulfides and the self-discharge effect. —Kong et al. 2022.232211.
Researchers at Changchun University of Science and Technology in China have developed a nanobox strategy to improve the performance of lithium-sulfurbatteries. Li–S batteries theoretically offer a specific energy density of 2600 Wh kg ?1 The system typically uses a lithium-metal anode and sulfur cathode.
One of the major issues hobbling the commercialization of high energy-density lithium-sulfurbatteries is the “polysulfide shuttle”—the shuttling of polysulfide ions between the cathode and anode. Top: Schematic of the electrochemical processes in a generic lithium-sulfurbattery. —Sri Narayan.
A team at the University of Manchester (UK) has developed a doped graphene cathode for highly stable lithium-sulfurbatteries. In an open access paper in the Nature journal Communications Chemistry , they report 100% charge capacity of Li-S batteries using the cathode material with 500 charge/discharge cycles at 0.5
UK-based Lithium-sulfurbattery company OXIS Energy ( earlier post ) reported developing a Lithium-sulfur cell achieving in excess of 300 Wh/kg. OXIS is collaborating with leading European companies and universities to harness the new material developments to enhance energy density and cyclability.
Scientists from Tohoku University and the High Energy Accelerator Research Organization have developed a new complex hydride lithium superionic conductor that could result in all-solid-state batteries with the highest energy density to date. High-energy-density all-solid-state lithium metal battery employing complex hydrides.
High Energy Density and Long-Life Li-S Batteries for Aerospace Applications, submitted by the California Institute of Technology in Pasadena. Advanced High Energy Rechargeable Lithium-SulfurBatteries, submitted by Indiana University in Bloomington. Batteries'
Researchers from The University of Queensland (Australia) have devised a composite cathode material for lithium-sulfurbatteries: graphene-wrapped carbon nanospheres with sulfur uniformly distributed in between, in which the carbon nanospheres act as the sulfur carriers. Hulicova-Jurcakova, D. and Wang, L.
Lithium-sulfurbatteries are prospects for future batteries as they are made from cheaper and more environmentally friendly materials than lithium-ion batteries. They also have higher energy storage capacity and work well at much lower temperatures. However, they suffer from short lifetimes and energy loss.
Australia-based Li-S Energy has entered into an agreement with Janus Electric to develop and to test lithiumsulfur and/or lithium-metal battery cells to suit the requirements of the Janus Electric exchangeable prime mover battery packs. Janus can convert all prime mover makes and models to electric power.
Researchers at the University of Texas at Austin, led by Professor Arumugam Manthiram, have demonstrated that lithiated graphite can serve as a lithium donor in lithium-deficient cathodes used, for example, in high energy density lithium-sulfur chemistry batteries. S batteries. Lithium-sulfur (Li?S)
Metallic lithium, with a high theoretical capacity of ~3,860 mAh g -1 , is one of the most promising materials for anodes in next-generation high energy rechargeable battery systems for long-range electric vehicles. from the University of Texas suggest that “ it is reasonable to comment that the success of Li?S Earlier post.)
Researchers at Tianjin University (China) report another approach to stabilizing the performance of a Li-sulfurbattery. In a paper in the Journal of Power Sources , they describe the preparation of a sulfur cathode modified by a bi-functional nafion/?-Al 2014.10.039.
Researchers at Tsinghua University have combined two types of carbon materials to create a new composite sulfur cathode material for a high-energy and high-power lithium-sulfurbattery. Future work will explore the increase of sulfur loading, as well as the optimization of the structure of the cell.
Researchers at the University of Waterloo in Canada have developed electrode materials for Lithium-Sulfurbatteries using a conductive mesoporous carbon framework that have demonstrated reversible capacities of up to 1,320 mAh g -1. Carbon electrodes help form high capacity lithium-sulfurbatteries ( Chemistry World ).
(b) Capacity retention of sulfur–TiO 2 yolk–shell nanostructures cycled at 0.5 C, in comparison with bare sulfur and sulfur–TiO 2 core–shell nanoparticles. The authors say that, to the best of their knowledge, this is the first time that a lithium–sulfurbattery with this level of performance has been described.
Lithium/sulfur cells are seen as a promising next-generation “beyond Li-ion” technology. 1 as well as very low cost, high abundance, and low environmental impact, sulfur is a promising cathode candidate. The downside has been that Li/S batteries suffer from poor cyclability. Batteries' Click to enlarge.
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