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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. Biomimetic engineering of these batteries integrated two scales—molecular and nanoscale.
Lyten , an advanced materials company, introduced its LytCell EV lithium-sulfur (Li-S) battery platform. The technology is optimized for the electric vehicle market and is designed to deliver three times (3X) the gravimetric energy density of conventional lithium-ion batteries. No conflict minerals.
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. An illustration of the Chalmers design for a lithiumsulfurbattery.
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.
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.
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. Credit: HZB.
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),
Although rechargeable lithium–sulfur (Li–S) batteries promise high energy density storage—particularly attractive for electric vehicle applications—the technology is currently limited by the shuttling polysulfides between the battery’s electrodes. of its capacity after 40 hours. —Suriyakumar et al.
USC Viterbi School of Engineering professor Chongwu Zhou and his research team have developed a silicon nanoparticle anode and a sulfur-based cathode with low fabrication cost and high electrode performance for rechargeable lithium-sulfurbatteries. sulfur (Li?S) S) battery cathodes. Other advantages of Li?S
Scientists from the Daegu Gyeongbuk Institute of Science and Technology, Korea, have developed a novel silica-based cathode for lithium–sulfurbatteries, thereby enabling the realization of batteries that can last for more than 2,000 charge/discharge cycles. However, using sulfur in batteries is tricky for two reasons.
Jian Liu and Prof.Zhongshuai Wu from the Dalian Institute of Chemical Physics (DICP) of the Chinese Academy of Sciences have developed Fe 1-x S-decorated mesoporous carbon spheres as a cathode material for lithium-sulfurbatteries. 1 ), and enhanced adsorption and electrocatalytic transition toward lithium polysulfides (LiPs).
Researchers at Rensselaer Polytechnic Institute (RPI) have now developed a method to use this cheap and abundant waste byproduct to build a components for lithium-sulfurbatteries. The micropores provide sufficient space to capture substantial amounts of sulfur and accommodate the large volume change of sulfur during cycling.
The Fraunhofer Institute for Material and Beam Technology IWS in Dresden is leading a research project targeting a new generation of sulfur-based batteries. The combination with sulfur as the cathode active material holds particular promise. However, the anode poses major challenges in the battery's processing and operation.
Stellantis on Thursday announced an agreement with Texas-based Zeta Energy to develop lithium-sulfurbatteries that could significantly reduce cost and pack weight, while boosting charging speed.
developer of the Lyten 3D Graphene decarbonization supermaterials platform, commissioned its Lithium-Sulfurbattery pilot line at its facility in Silicon Valley. Battery delivery will be used to support testing, qualification and initial commercialization across the sectors. Lyten, Inc., Earlier post.)
With an identical manufacturing process to conventional Li-S and Li-ion, the delivery of the Quasi Solid-State batteries is achievable by late Autumn 2021, the company claims. The attraction of OXIS cells for vehicle markets, is that on average, the battery systems are up to 60% lighter than conventional Li-ion battery systems.
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.
Stellantis Ventures, the corporate venture fund of Stellantis, has invested in materials innovation and applications company Lyten to accelerate the commercialization of Lyten 3D Graphene applications for the mobility industry, including the LytCell Lithium-Sulfur EV battery ( earlier post ), lightweighting composites, and novel on-board sensing.
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. While Lithium-sulfur (Li-S) batteries offer the promise of a high theoretical energy of ?2500 Batteries'
Researchers in Drexel’s College of Engineering report the ability of stabilized titanium monoxide (TiO) nanoparticles in nanofibers to support high conductivity and to bind polysulfides in Li-S batteries. We have created freestanding porous titanium monoxide nanofiber mat as a cathode host material in lithium-sulfurbatteries.
Berlin-based Theion , a developer of lithium-sulfur cathode technology, appointed Dr. Ulrich Ehmes as CEO and announced the upcoming commercial availability of its Crystal Battery for applications, beginning with the aerospace sector. A proprietary solid-state polymer electrolyte operates in the voids of the sulfur wafer.
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.
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 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.
Researchers at Argonne National Laboratory have advanced lithium-sulfur (Li-S) battery research by creating a redox-active interlayer within the battery that adds energy storage capacity while nearly eliminating a traditional problem with sulfurbatteries. —Lee et al.
Automakers and other energy storage stakeholders are lining up to test new lithium-sulfur EV batteries from the US startup Lyten. The post Lithium-Sulfur EV Batteries To Be Tested By Automakers appeared first on CleanTechnica.
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.
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.
Scientists from Gwangju Institute of Science and Technology (GIST), Korea, have found that a new catalyst material can improve lithium–sulfurbattery life significantly. To improve battery life, scientists have been looking for catalysts that can make this degradation efficiently reversible during use. Capacity Lithium?Sulfur
OXIS Energy UK has achieved 425 Wh/kg on a High Energy 16Ah pouch LithiumSulfur (Li-S) cell design for HAPS applications (High Altitude Pseudo Satellites) and expects to achieve 450Wh/kg at cell level by the end of 2018. The battery module uses a High Power, Ultra-Light LithiumSulfur pouch cell at 300 Wh/kg.
Fraunhofer IWS in Dresden, Germany will hold its 3rd annual workshop on Lithium-sulfurbatteries from 12-13 November 2014. As with the prior Lithium-SulfurBattery Workshops in 2012 and 2013, this year’s symposium will bring together an international audience of scientists and industrial customers.
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.
The composite shows good rate performance and excellent cycling stability for use as a cathode material in Lithium-sulfurbatteries. Polyaniline is an interesting conducting polymer because it works as a substrate to load sulfur and can be used as a cathode in lithiumsulfurbatteries. Batteries'
Despite its current troubles, Stellantis is pushing forward with big EV battery plans including new lithium-sulfur technology and a new lithium-ion battery factory in Indiana. The post New Lithium-Sulfur EV Battery Could Reverse The Ill Fortunes Of Stellantis appeared first on CleanTechnica.
announced that Stellantis Ventures, the corporate venture fund of Stellantis, invested in Lyten to accelerate the commercialization of Lyten 3D Graphene applications for the mobility industry, including the LytCell lithium-sulfur EV battery, lightweighting composites and novel on-board sensing. Stellantis N.V. and Lyten, Inc.
Graphene has become a bit of a buzzword for startups in a range of areas, and it takes center stage in Lyten’s lithium-sulfur EV batteries. Ask futurists which materials have the potential to make our lives better in all sorts of ways, and odds are the resulting shortlist will include graphene.
A KAIST research team has developed ultra-stable, high-rate lithium-sulfurbatteries (LSBs) by using hierarchically porous titanium nitride (h-TiN) as a sulfur host. In particular, sulfur, whose theoretical capacity is 1672 mAh g ?1 1 even after 1000 cycles at 5 C rate with only 0.016% of capacity decay per cycle.
Stellantis sees lithium-sulfurbattery tech in its future. Volvo’s upcoming EX30 is going for the brand’s smallest-ever carbon footprint. And the BMW i5 looks much like a gasoline 5-Series. Is that a good thing? This and more, here at Green Car Reports.
Researchers at Oak Ridge National Laboratory (ORNL) have designed and tested an all-solid lithium-sulfurbattery with approximately four times the energy density of conventional lithium-ion technologies. The ORNL battery design also addresses flammability concerns experienced by other chemistries. Earlier post.).
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