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Advances In Lithium-Sulfur Batteries Offer Promise For Electric Cars

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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.

Lithium-Sulfur Battery Lab Tests Show High Energy Density

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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.,

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. Founded in October 2010, NOHMs Technologies has developed a battery that is based on lithium-sulfur chemistry.

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.

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

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

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. sulfur (Li?S)

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.

Researchers show simple addition of quartz powder to Li-S electrolyte slows capacity loss

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Materials researchers of the Paul Scherrer Institute PSI in Switzerland have, in collaboration with the Université Grenoble Alpes (France), developed a simple method that can improve the performance of lithium-sulfur batteries by 25-30%. Batteries Li-Sulfur

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

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The team used a chemical approach to immobilize sulfur and lithium polysulfides via the reactive functional groups on graphene oxide. In addition, sulfur is also inexpensive, abundant, and nontoxic. note in their paper: The high electrical resistivity of elemental sulfur; and.

New Li-S battery shows cycle performance comparable to that of Li-ion batteries along with more than double the energy density

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A team of researchers in South Korea and Italy has demonstrated a highly reliable lithiumsulfur battery showing cycle performance comparable to that of commercially available lithium-ion batteries while offering more than double the energy density. 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. Batteries Li-Sulfur

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.

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.

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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The largest single funding award to the 15 participating partners goes to UK-based Li-S battery company OXIS Energy (€953,025 / US$1,050,000), which has already achieved 325 Wh/kg with its Li-sulfur technology. Batteries Electric (Battery) Li-Sulfur

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.

Ilika to work with Johnson Matthey on 3-year project to develop protected anodes for Li-S batteries

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UK-based materials company Ilika, also a developer of solid-state batteries, is taking part in a three-year project to develop protected anodes for lithium sulfur batteries, led by Johnson Matthey Plc and supported by Innovate UK and the Engineering and Physical Sciences Research Council (EPSRC).

Sulfur-loaded carbon aerogel as cathode for Li-S battery offers improved cyclic stability

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Researchers at South China Normal University in Guangzhou have developed a novel composite of sulfur loaded in micropore-rich carbon aerogel (CA-S) for use as a cathode in Li-sulfur batteries. These issues limit the practical application of lithium-sulfur battery.

Technical review outlines challenges for both batteries and fuel cells as basis for electric vehicles

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Next, we will briefly review the current status and the expected future progress in lithium ion battery (LiB) technology, which is currently used to power BEVs. Volkswagen’s Gröger, who holds a number of battery patents, was responsible for the Li-sulfur section of the paper.).

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Berkeley Lab researchers devise ant-nest-like structure for promising Li-S electrodes

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Inspired by the structure of ant nests, researchers at Lawrence Berkeley National Laboratory have devised a novel Li–S electrode featuring increased sulfur loading and sulfur/inactive-materials ratio to improve life and capacity. Batteries Li-Sulfur

2016 38

UMD team develops new high-performance solid-state ion-conducting membrane for Li batteries

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The researchers said that their work, published in the Proceedings of the National Academy of Sciences (PNAS), represents a significant breakthrough to enable high performance lithium batteries.

DOE JCESR team significantly improves Li-S performance under lean electrolyte with soft swellable gel

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Li-sulfur batteries are looked to as a likely next-generation higher energy density energy storage system due to the high theoretical capacity, low cost and high earth abundance of sulfur. Batteries Li-Sulfur

2017 26

Fraunhofer researchers report significant extension to Li-S cycle life with silicon anodes and CNT-sulfur composite cathodes

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Lithium-sulfur batteries are of great interest for electromobility applications, among others, due to their high specific energy and relatively low cost, but are challenged by significant capacity decay over cycling. Scientists at the Fraunhofer Institute for Material and Beam Technology IWS in Dresden, Germany say they have developed new cathode and anode designs for lithium-sulfur batteries that can increase the cycle life by a factor of seven.

Li-S company Sion Power raises $ 50M

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Lithium-sulfur battery company Sion Power recently reported to the US Securities and Exchange Commission (SEC) that it raised $50 million in equity sold to undisclosed investors. Lithium-Sulfur Batteries. Lithium-sulfur battery.

LISSEN researchers develop energy-dense Li-metal free Li-sulfur battery; Volkswagen the automotive partner

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EU-funded researchers in the €3.7-million (US$4.2-million) LISSEN (Lithium Sulfur Superbattery Exploiting Nanotechnology) project have developed a new energy-dense lithium-sulfur battery using a new lithium metal-free battery configuration based on the use of lithiated silicon as the anode and a nanostructured sulfur-carbon composite as the cathode.

PATHION develops new LiRAP-based solid-state electrolytes for Li-sulfur and sodium-ion batteries

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At the Spring 2015 Materials Research Conference in San Francisco earlier this month, PATHION presented two new derivative superionic solid-state electrolytes built upon LiRAP (Lithium-Rich Anti-Perovskite). Supported by an ARPA-E grant, LiRAP has proven to be a safe alternative compared to the liquid electrolytes used in most of today’s lithium ion batteries. Lithium sulfur. Batteries Li-Sulfur

OXIS Energy and Lithium Balance partner on Li-sulfur battery system for China e-scooter market; targeting spring 2018

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Li-sulfur battery developer OXIS Energy UK ( earlier post ) and Lithium Balance of Denmark are partnering to build a prototype Lithium-sulfur battery system primarily for the e-scooter market in China. Lithium Balance is a battery management expert which has supplied its BMS systems for Li-ion based e-scooters for a decade. The volume of E-scooters in China is 30 million, of which 98% use lead acid with the remaining 2% using Lithium-ion.

Li-S company OXIS and Hyperdrive Innovation partner on ultra-low temperature Li-S battery; -80 ?C

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Electronic vehicle systems developer Hyperdrive Innovation Ltd and Li-sulfur battery developer OXIS Energy Ltd are working together on an Ultra-Low Temperature Battery (ULTB) project, supported by Innovate UK’s energy catalyst, to explore the feasibility of a high energy density battery chemistry with innovative packaging and control electronics that will be capable of operating in the Antarctic.

UT Austin team demonstrates new approach to lithium sulfide cathodes for Li-S batteries

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Schematic showing the chemical reduction reaction of one Li 2 S 6 molecule by lithium to form six Li 2 S molecules, involving the diffusion/driving of lithium out of the graphene layers in the graphite. The approach offers a new way to introduce lithium into the cathode in Li?S

Graphene sheet-sulfur/carbon composite cathode for higher performance Li-sulfur batteries

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The thin graphene sheet, wrapped around the sulfur/zeolitic imidazolate framework-8 derived carbon (S/C ZIF8-D ) composite, has excellent electrical conductivity and mechanical flexibility. Lithium-sulfur batteries offer a theoretical specific energy densities approaching 2600 Wh kg ?1

Researchers use DNA to stabilize sulfur cathode for high-performance Li-sulfur batteries

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A team from the China University of Geosciences has taken a novel approach to stabilizing Lithium-sulfur batteries by functionalizing the carbon-sulfur cathode with DNA. Rechargeable lithium/sulfur battery promises an appealing candidate for energy storage to power portable devices and electric vehicles. After drying, the substrate was coupled with sulfur using a typical melting-diffusion procedure. Batteries Biotech Li-Sulfur

Report: GS Yuasa developing high-capacity Li-sulfur battery, commercialization by 2020

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said it has developed a next-generation lithium-sulfur battery with three times the capacity of existing products. The battery reportedly uses sulfur as a key material in the cathode and a silicon-based anode. The company said it now aims to improve the durability of the anode , so it can commercialize the next-generation lithium-ion battery by 2020. To formulate the cathode material, GS Yuasa fills sulfur into small holes on carbon rods, the company said.

New all-solid Li-S battery from ORNL shows approximately 4x energy density of current Li-ion batteries

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Researchers at Oak Ridge National Laboratory (ORNL) have designed and tested an all-solid lithium-sulfur battery with approximately four times the energy density of conventional lithium-ion technologies. Despite the theoretical promise of high energy density in rechargeable Li-sulfur batteries, commercialization has been retarded by the reduced cycle life enabled by the liquid electrolytes. C, which is 8 orders of magnitude higher than that of Li 2 S (lithium sulfide).

Researchers suggest approach for boosting Li-S performance; conversion of Li2S to sulfur without polysulfides

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Lithium-sulfur batteries are one of the most promising alternatives for next-generation high-energy-density batteries; however, one of the main obstacles to widespread commercialization that still needs to be addressed is the polysulfide shuttle mechanism between the two electrodes.

Daimler investing >€7B in next 2 years in green tech; fuel cell plug-in, BEV architecture; 48V

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With the introduction of the post-lithium-ion technology, of which the lithium-sulfur systems are currently the most promising, we will have an entirely different playing field in the next decade. 48V Electric (Battery) Emissions Engines Fuel Cells Hybrids Hydrogen Li-Sulfur

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Li-S battery with novel solid-state electrolyte shows capacity approaching theoretical value and high Coulombic efficiency

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The specific capacity is given per g of sulfur. smooth stripping-deposition of lithium), the activation energy of the charge transfer process was 44.5 Nevertheless, we believe that the data here reported, even if still at a preliminary stage, are of importance for the progress of the lithium-sulfur battery technology. A cathode composite was made from mixing sulfur powder and carbon nanofibers in the ratio of 3:1 (w/w). A lithium foil served as the anode.

Report: Bosch and GS Yuasa targeting production of lower-cost, higher-capacity Li-ion battery in 2020

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Udo Wolz, the president of Bosch Japan, told reporters that Bosch and its partner GS Yuasa ( earlier post ) “ are on a good path ” in developing a lithium-ion battery with twice the energy density at half the cost, according to a report in Automotive News Europe. The joint venture Lithium Energy and Power GmbH & Co. said it has developed a next-generation lithium-sulfur battery with three times the capacity of existing products.

BASF acquires Ovonic Battery Company; NiMH leader to be part of BASF Battery Materials business unit

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Ovonic has been researching MH-Air as a next-generation energy storage system. Source: Ovonic. Click to enlarge. BASF has acquired Ovonic Battery Company (OBC), a wholly owned subsidiary of Energy Conversion Devices Inc. Based in Rochester Hills, Mich.,

Vertically aligned sulfur-graphene nanowall cathodes for Li-sulfur batteries deliver high capacity and rate performance

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A team at Beihang University in China has synthesized cathode materials for Li-sulfur batteries consisting of vertically aligned sulfur–graphene (S-G) nanowalls on electrically conductive substrates. Despite the theoretical promise of Li-sulfur batteries (energy density of 2567 Wh kg ?1

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