Lyten introduces next generation Lithium-Sulfur battery for EVs; 3X energy density of Li-ion

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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.

Lyten Launches Lithium-Sulfur Battery Platform

EV Obssesion

The post Lyten Launches Lithium-Sulfur Battery Platform appeared first on EV Obsession. Batteries Specific Technologies lithium-sulfur battery technology Lyten

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Graphene oxide aerogel helps lithium-sulfur batteries reach new potential

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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-sulfur battery. The highly porous structure is easily infiltrated by a catholyte solution providing a homogeneous distribution of the sulfur active material in the conductive graphene matrix and ensures efficient electrochemical reactions.

MIT: hybrid cathodes could boost energy capacity of lithium-sulfur batteries

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Researchers at MIT and in China are proposing a new class of dense intercalation-conversion hybrid cathodes by combining intercalation-type Mo 6 S 8 with conversion-type sulfur (HMSC) to realize a Li–S full cell. Anion-redox lithiumsulfur (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? Batteries Li-Sulfur

€7.9M Lithium Sulfur for Safe Road Electrification project launches in Europe in January

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The €7.9-million (US$8.9-million), 43-month Lithium Sulfur 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. Li-Sulfur is a promising alternative to Li-ion—free of critical raw material (CRM) and non-limited in capacity and energy by material of intercalation.

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Researchers say energy-dense lithium-sulfur batteries may double EV range

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Researchers in Australia say that advancements made in cathode durability could make lithium-sulfur batteries a reality for electric vehicles soon. In both, researches say lithium-sulfur's lower weight and.

Progress with Lithium-sulfur battery technology

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Researchers from Hanyang University in Korea and the University of Rome Sapienza (Italy) have developed a lithium-sulfur battery employing a high-performance mesoporous hard carbon spherules-sulfur cathode and a stable, highly conducting electrolyte. The team suggests that the results may substantially contribute to the progress of the lithium-sulfur battery technology. 2012), An Advanced Lithium-Sulfur Battery.

RPI team develops method to use paper-making by-product in lithium-sulfur batteries

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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-sulfur batteries. Reported in an open-access paper published in the RSC journal Sustainable Energy & Fuels , the method uses lignosulfonate as both the donor (decomposition of sulfonic groups (–SO 3 H)) of sulfur and the sulfur acceptor in lignosulfonate-derived activated carbon. Batteries Li-Sulfur

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Drexel team proposes TiO/CNF nanofiber mats to improve Lithium-Sulfur battery performance

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The developed 3-D TiO/CNF architecture with the inherent inter-fiber macropores of nanofiber mats provides a much higher surface area (~427 m 2 g -1 ) and overcomes the challenges associated with the use of highly dense powdered Ti-based suboxides/monoxide materials, thereby allowing for high active sulfur loading among other benefits. We have created freestanding porous titanium monoxide nanofiber mat as a cathode host material in lithium-sulfur batteries.

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HZB team devises new Ti4O7 cathode material for Lithium-sulfur batteries

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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-sulfur batteries. The lithium-sulfur battery cathode does not consist of heavy metals, but instead of sulfur—an economical and widely available material.

Advances In Lithium-Sulfur Batteries Offer Promise For Electric Cars

Green Car Reports

Commercial uses of the element sulfur date back centuries, but it may be the key to a new generation of batteries with high theoretical energy density and relatively low cost. The principles of a lithium-sulfur battery have been known for decades, but practical solutions to the chemical challenges inherent in the cells remain to be found.

Nissan electric crossover tech, lithium-sulfur batteries, EV cost: Today’s Car News

Green Car Reports

And lithium-sulfur batteries could be closer to a breakthrough. Nissan’s upcoming electric crossover is taking form—and we sample some of the performance technology that might help it stand out in the market. Cost remains a big barrier against EV adoption.

Lithium-Sulfur Battery Lab Tests Show High Energy Density

Green Car Reports

The month wouldn''t be complete without another battery technology breakthrough, and this time it''s the turn of lithium-sulfur technology. Researchers at the US Department of Energy’s Lawrence Berkeley National Laboratory are experimenting with a lithium-sulfur battery design with twice the specific energy of lithium-ion batteries, and a

Stanford team develops new approach to overcoming capacity fading in Lithium-sulfur batteries

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a) Specific capacities of the PVP modified sulfur cathode at C/5, C/2 and 1C cycling rates. (b) Lithium sulfur batteries are of great interest due to their high specific energy and relatively low cost (e.g., A team at Stanford University lef by Profesor Yi Cui has now identified a new capacity fading mechanism of the sulfur cathodes and developed a new approach to overcoming this mechanism. Electrochemical performance of the modified hollow carbon nanofiber cathode. (a)

ORNL, Solid Power sign exclusive license for lithium-sulfur battery technology

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have signed an exclusive agreement licensing lithium-sulfur materials for next-generation batteries. Solid Power licensed a portfolio of ORNL patents relating to lithium-sulfur compositions that will enable development of more energy-dense batteries. The battery was built with a new Oak Ridge-designed sulfur-rich cathode and a lithium anode with a solid electrolyte material, also developed at ORNL. Batteries Li-Sulfur

Cornell spin-off lithium-sulfur battery company NOHMs to locate in Lexington, KY

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Kentucky Governor Steve Beshear announced that start-up lithium-sulfur battery 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. Founded in October 2010, NOHMs Technologies has developed a battery that is based on lithium-sulfur chemistry. NOHMs technology portfolio. Source: NOHMs.

USC Viterbi team integrating silicon anode and sulfur-based cathode for Lithium-sulfur battery with low fabrication cost

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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-sulfur batteries. The study of the compatibility of Si anode with cathode materials such as LiMn 2 O 4 , LiFePO 4 , and sulfur also deserves further endeavors to harvest the full potential of the porous Si anodes. sulfur (Li?S)

Lithium-Sulfur Batteries, Tesla P85D Vs Dodge Hellcat Rematch, Fossil-Fuel Agitprop: Today's Car News

Green Car Reports

Today on Green Car Reports: lithium-sulfur batteries hold promise for electric cars, a Dodge Challenger Hellcat driver recovers from his loss to a Tesla Model S P85D, and a new video compares fossil fuels to your girlfriend. See why advances in lithium-sulfur batteries could offer promise for electric cars

ORNL team demonstrates high-performance lithium-sulfur battery with nitrogen-doped carbon/sulfur cathode and ionic liquid electrolyte

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Researchers at Oak Ridge National Laboratory have developed a high-performance lithium-sulfur battery using. nitrogen-doped mesoporous carbon (NC) and sulfur to prepare a composite cathode and an ionic-liquid electrolyte of 0.5?m m lithium bis(trifluoromethane sulfonyl)imide (LiTFSI) in methylpropylpyrrolidinium bis(trifluoromethane sulfonyl)imide ([MPPY][TFSI]). 2012), LithiumSulfur Batteries Based on Nitrogen-Doped Carbon and an Ionic-Liquid Electrolyte.

DOE EERE awards $5M to Penn State-led project to develop Lithium-sulfur battery technology

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The UA Department of Energy’s Office of Energy Efficiency and Renewable Energy (DOE EERE) has awarded a $5-million, three-year grant to a project led by Penn State to develop a lithium-sulfur (Li-S) battery with a volumetric energy capacity of 600 Wh/liter. The research team plans to include a nanocomposite sulfur cathode and lithium-rich composite anode material.

Graphene oxide-sulfur (GO-S) nanocomposite cathodes for high-capacity, stable cycling lithium sulfur batteries

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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 ). The team used a chemical approach to immobilize sulfur and lithium polysulfides via the reactive functional groups on graphene oxide.

U Texas Austin team finds P2S5 electrolyte additive enables use of Li2S bulk particles for high-capacity cathodes in lithium-sulfur batteries; ~800 mAh/g

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In a paper published in the ACS Journal of Physical Chemistry Letters , the team suggested that this strategy is both of significance for the safe and effective use of Li 2 S as a cathode material and as a promising step toward the low-cost fabrication of metallic-lithium-free Li?S While Lithium-sulfur (Li-S) batteries offer the promise of a high theoretical energy of ?2500 Researchers at the University of Texas at Austin, led by Prof.

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Sion Power Receives $800K DOE Grant to Enhance Lithium Sulfur Batteries

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A lithium-sulfur cell. Sion Power Corporation has received a three-year, $800,000 research grant from the US Department of Energy (DOE) to support Sion’s ongoing work to develop a new class of electrolytes used in lithium sulfur (Li-S) batteries for electric vehicle (EV) applications. The project objective is to increase performance of very-high-energy lithium metal anodes used in rechargeable battery systems. Lithium-sulfur batteries.

Stanford team develops method enabling use of lithium sulfide as cathode material for high specific energy batteries; a simpler approach rivaling lithium sulfur

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A team of Researchers at Stanford University and SLAC National Accelerator Laboratory, led by Stanford’s Dr. Yi Cui, has developed a simple and scalable approach to utilizing Li 2 S (lithium sulfide) as the cathode material for rechargeable lithium-ion batteries with high specific energy. 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.

BASF and Sion Power to Collaborate on Lithium Sulfur Battery Technology; Targeting EV Market

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Sion Power Corporation and BASF SE have signed a Joint Development Agreement (JDA) to accelerate the commercialization of Sion Power’s proprietary lithium-sulfur (Li-S) battery technology for the electric vehicle (EV) market and other high-energy applications. The theoretical specific energy of a lithium-sulfur battery chemistry is in excess of 2,500 Wh/kg with a theoretical energy density greater than 2,600 Wh/L. Configuration of a Li-S cell. Click to enlarge.

Oxis Faces Bankruptcy A Month After Announcing 450 Wh/kg Cells

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Deliveries of Quasi Solid-State lithium-sulfur batteries were promised to start in Autumn 2021

China team develops new high-performance cathode for Li-sulfur batteries

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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-sulfur batteries. term cycling stability and high sulfur loading.

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Monash researchers stabilize Li-S battery with saccharide-based binder

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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-sulfur battery. The binder also promotes the formation of viscoelastic filaments during casting which endows the sulfur cathode with a desirable web-like microstructure. Australia Batteries Electric (Battery) Li-Sulfur

GIST team uses cobalt oxalate catalyst to improve Li–sulfur battery life

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Scientists from Gwangju Institute of Science and Technology (GIST), Korea, have found that a new catalyst material can improve lithiumsulfur battery life significantly. This motivated us to hypothesize that CoC 2 O 4 would exhibit a similar behavior with sulfur in LSBs as well.

OXIS Energy hits 425 Wh/kg with Li-S cell,expects to achieve 450 Wh/kg by end of year

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OXIS Energy UK has achieved 425 Wh/kg on a High Energy 16Ah pouch Lithium Sulfur (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 Lithium Sulfur pouch cell at 300 Wh/kg. Future modules will tap into the increasing capabilities of Lithium Sulfur pouch cells, where High Power cells are forecast to achieve 400 Wh/kg by 2019.

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Oxis Energy to supply Li-S batteries to luxury yacht project

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Yachts de Luxe (YdL) of Singapore has placed a commercial 10-year worldwide contract with OXIS Energy valued at $5 million to build the world’s first luxury boat to be powered by Lithium-Sulfur (Li-S) battery cells and battery systems technology.

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Silica-based cathode enables long-life Li-S batteries

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Scientists from the Daegu Gyeongbuk Institute of Science and Technology, Korea, have developed a novel silica-based cathode for lithiumsulfur batteries, thereby enabling the realization of batteries that can last for more than 2,000 charge/discharge cycles. Life LithiumSulfur Battery.”

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Tsinghua team explores strategies to reduce Li-S battery self-discharge

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Researchers at Tsinghua University (China) report in a paper in ChemSusChem on their use of both lithium anode passivation and polysulfide anion diffusion suppression strategies to reduce self-discharge of the lithiumsulfur cell. The self-discharge of a lithiumsulfur cell decreases the shelf-life of the battery and is one of the bottlenecks that hinders its practical applications.

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OXIS Energy to supply solid-state Li-S batteries for trials and testing by this fall; 600 Wh/kg and 900 Wh/L by 2026

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OXIS Li-S cell technology is inherently safer than Li-ion, as sulfur acts as a passivation of the lithium metal. With more than 43 patent families, OXIS has been granted 204 patents for its Lithium Sulfur cell technology. Batteries Li-Sulfur Solid-state

Novel solid-phase transformation enables high-energy Li-S batteries in conventional Li-ion electrolyte

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Schematic of a lithium sulfur battery in carbonate-based electrolyte. Alucone coating is applied to carbon–sulfur electrodes and the sulfur cathode is in cyclo-S 8 molecule format. Carbonate-based electrolytes demonstrate safe and stable electrochemical performance in lithium-sulfur batteries. Remarkably, the developed sulfur cathode architecture has high sulfur content (>65?wt%) Batteries Li-Sulfur

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Safran acquires stake in Li-Sulfur battery maker OXIS Energy; OXIS announces two JDAs

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Safran acquired an equity interest in Li-Sulfur battery manufacturer OXIS Energy ( earlier post ) through its Safran Corporate Ventures subsidiary, which invests in disruptive technology businesses. OXIS Energy, a leader in lithium-sulfur cell technology for high energy density battery systems, has already been granted 173 patents with 96 pending. Batteries Li-Sulfur

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Waterloo researchers use MgB2 as Li-S battery cathode host to improve performance

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Lithium-sulfur (Li-S) batteries, despite their high theoretical specific energy, face practical challenges including polysulfide shuttling and low cell-level energy density. Researchers at the University of Waterloo have now shown that the lightweight superconductor MgB 2 (magnesium diboride)—the average mass/atom of which is comparable with carbon—as a metallic sulfur host fulfills both electron conduction and polysulfide immobilization properties.

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EU launches $7.6M ALISE to develop Li-sulfur batteries for plug-ins; targeting stable 500 Wh/kg cell by 2019

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Under the European Union’s Horizon 2020 research and innovation program, the EU has launched ALISE (Advanced Lithium Sulfur battery for xEV), a pan-European collaboration focused on the development and commercial scale-up of new materials and on the understanding of the electrochemical processes involved in lithium-sulfur technology. Batteries Electric (Battery) Li-Sulfur

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Lux projects beyond Li-ion batteries to be worth $10B in 2030

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In a new report titled “ The Next-Generation Battery Roadmap: Quantifying How Solid-State, Lithium-Sulfur, and Other Batteries Will Emerge After 2020 ”, Lux Research analysts created an adoption roadmap for next-generation batteries, quantifying the market for each technology, and ranking emerging battery developers on the proprietary Lux Innovation Grid. The lithium-sulfur landscape is sparser, with Oxis Energy and Boulder Ionics earning positive takes from Lux.

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Fraunhofer holding 3rd annual workshop on Li-sulfur batteries in November

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Fraunhofer IWS in Dresden, Germany will hold its 3rd annual workshop on Lithium-sulfur batteries from 12-13 November 2014. Fraunhofer says that Lithium-sulfur batteries are the most promising choice for future energy storage systems, with novel materials such as nanostructured carbon/sulfur composite cathodes, solid electrolytes and alloy-based anodes expected to enhance significantly the cell’s performance.

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Oxis Energy to build plant for mass production of Li-sulfur cells

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OXIS Energy will establish the first manufacturing plant for the production of electrolyte and cathode active material specifically for the mass production of lithium sulfur cells. However, it will collaborate with Codemig, a wholly owned company controlled by the State of Minas Gerais to jointly exploit lithium rock deposit for the production of world class lithium metal, which is used by OXIS for its Li-S cells. Batteries Li-Sulfur

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USC team uses mixed conduction membranes to suppress polysulfide shuttle in Li-S batteries

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One of the major issues hobbling the commercialization of high energy-density lithium-sulfur batteries is the “polysulfide shuttle”—the shuttling of polysulfide ions between the cathode and anode. The USC team developed a “mixed conduction membrane” (MCM)—a thin non-porous lithium-ion conducting barrier that simply restricts the soluble polysulfides to the positive electrode. Top: Schematic of the electrochemical processes in a generic lithium-sulfur battery.

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Novel Li-S cathode design significantly improves performance of next-generation battery

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A team led by Professor Cheong Ying Chan at Hong Kong University Of Science And Technology (HKUST) Energy Institute, has proposed a novel cathode design concept for lithium-sulfur (Li-S) battery that substantially improves the performance of this kind of promising next-generation battery.

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