Green Car Congress

JUNE 7, 2020

Scientists from the Daegu Gyeongbuk Institute of Science and Technology, Korea, have developed a novel silica-based cathode for lithium–sulfur batteries, 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.

Lithium Sulfur 400

Lithium Sulfur Batteries Battery Low Cost 400

Green Car Congress

FEBRUARY 14, 2022

sulfur phase within carbon nanofibers that enables successful operation of Lithium-Sulfur (Li-S) batteries in carbonate electrolyte for 4000 cycles. Carbonates are known to adversely react with the intermediate polysulfides and shut down Li-S batteries in first discharge. —Pai et al.

Carbon 285

Carbon Li-ion Batteries Battery 285

Green Car Congress

MARCH 28, 2022

Lithium-sulfur batteries are prospects for future batteries as they are made from cheaper and more environmentally friendly materials than lithium-ion batteries. Various different materials are formed during the discharge/charge cycles and these cause various problems. Yu-Chuan Chien, Matthew J. 2022.03.001.

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Lithium Sulfur Batteries Battery Li-ion 195

Green Car Congress

FEBRUARY 24, 2021

Scientists from Gwangju Institute of Science and Technology (GIST), Korea, have found that a new catalyst material can improve lithium–sulfur battery life significantly. In this approach, a carbon layer is placed directly on the conventional sulfur cathode. times the level of conventional lithium-sulfur batteries.

Lithium Sulfur 337

Lithium Sulfur Li-ion Batteries Battery 337

Green Car Congress

NOVEMBER 27, 2021

Australia-based Li-S Energy has entered into an agreement with Janus Electric to develop and to test lithium sulfur and/or lithium-metal battery cells to suit the requirements of the Janus Electric exchangeable prime mover battery packs.

Lithium Sulfur 243

Lithium Sulfur Li-ion Lithium Ion Energy 243

Green Car Congress

DECEMBER 21, 2018

Researchers at Jiangsu Normal University in China have devised a boron-doped carbon-sulfur (BCS) aerogel with consecutive “core-shell” stuctures as a binder-free cathode for lithium-sulfur batteries. Good porous structures of BCS aerogel can provide sufficient space for the expansion of active sulfur.

Carbon 220

Carbon Lithium Sulfur China Batteries 220

Green Car Congress

OCTOBER 10, 2016

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. —Li et al.

Lithium Sulfur 150

Lithium Sulfur Carbon Batteries Battery 150

Baua Electric

APRIL 12, 2024

Given India’s dependence on 100% imported lithium-ion cells for electric vehicle batteries, there exists a compelling drive to cultivate indigenous cell and battery manufacturing capacities to meet the burgeoning demands. Zeta Energy is the world’s leading developer of lithium-sulfur battery chemistry, materials and cell technology.

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Lithium Sulfur Li-ion Auto Lithium Ion 52

Green Car Congress

NOVEMBER 2, 2011

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 ).

Lithium Sulfur 186

Lithium Sulfur Li-ion Batteries Battery 186

Green Car Congress

DECEMBER 16, 2014

Vasant Kumar at the University of Cambridge and Professor Renjie Chen at the Beijing Institute of Technology has devised a three-dimensional hierarchical sandwich-type graphene sheet-sulfur/carbon (GS-S/C ZIF8-D ) composite to address performance-related issues in Lithium-sulfur batteries such as low efficiency and capacity degradation.

Carbon 218

Carbon Li-ion Lithium Sulfur Batteries 218

Green Car Congress

MAY 10, 2018

Purdue engineers have used upcycled low-density polyethylene (LDPE) plastic to boost the lifespan of lithium-sulfur batteries. They first prepared porous sulfonated carbon (PSC) from LDPE plastic via microwave-promoted sulfonation. with cycle retention of 79% over 200 cycles. The role of PSC/separator in Li-S cells.

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Lithium Sulfur Batteries Battery Engine 186

Baua Electric

FEBRUARY 1, 2024

The latest round of funding to be announced by the US Department of Energy’s Vehicle Technologies Office includes support for a wide range of projects designed to advance low-carbon transportation technologies, including several EV-related initiatives. The lowly lead-acid battery remains in the mix—East Penn Manufacturing scored $1.6

Transportation 52

Transportation Lead Acid Lithium Sulfur Batteries 52

Green Car Congress

JUNE 1, 2015

Stanford University scientists have created a new ultrahigh surface area three-dimensional porous graphitic carbon material that significantly boosts the performance of energy-storage technologies. The maximum surface area achieved with conventional activated carbon is about 3,000 m 2 g –1. cm –3 ), and hierarchical pore architecture.

Energy Storage 150

Energy Storage Carbon Lithium Sulfur Energy 150

Green Car Congress

JANUARY 19, 2018

A team of researchers led by scientists at the US Department of Energy’s Lawrence Berkeley National Laboratory (Berkeley Lab) have designed an active polyelectrolyte binder (PEB) that actively regulates key ion transport processes within a lithium-sulfur battery, and have also shown how it functions on a molecular level.

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Lithium Sulfur Polymer Design Li-ion 199

Green Car Congress

JULY 29, 2021

The US Department of Energy (DOE) is awarding $60 million to 24 research and development projects aimed at reducing carbon dioxide emissions from passenger cars and light- and heavy-duty trucks. (DE-FOA-0002420) AOI 1b: Liquid Electrolytes for Lithium-Sulfur (Li-S) Cells. art Lithium Sulfur and Lithium Air Battery Cells.

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Li-ion Emissions Lithium Sulfur Lithium Ion 186

Green Car Congress

AUGUST 9, 2018

A team of researchers from institutions in China and the US report the design of a negatively charged graphene composite separator for the effective suppression of the polysulfide shuttling effect in Li-sulfur batteries. A recent study demonstrated “charge environment” as an effective way to mitigate the PS shuttling effect.

Li-ion 210

Li-ion Lithium Sulfur China Batteries 210

Green Car Congress

APRIL 2, 2013

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. In the lithium-sulfur model, the cathode is composed of elemental sulfur. Earlier post.)

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Lithium Sulfur Honolulu Li-ion 2012 255

Green Car Congress

MARCH 28, 2018

For a Li–S full-cell configuration, using the MoS 2 -coated Li as anode and a 3D carbon nanotube–sulfur cathode, they reported obtain a specific energy density of ~589?Wh?kg Jeongwoon Hwang, both of the Erik Jonsson School of Engineering and Computer Science, worked with other regional scientists to improve lithium-sulfur batteries.

Dallas 207

Dallas Li-ion Lithium Sulfur Batteries 207

Green Car Congress

OCTOBER 15, 2018

Researchers at Changchun University of Science and Technology in China have developed a nanobox strategy to improve the performance of lithium-sulfur batteries. 1 —five times than the commercial Lithium-ion batteries—and practical energy densities of beyond 500 Wh kg ? 2018.10.032.

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Lithium Sulfur Li-ion Batteries Battery 236

Green Car Congress

MAY 16, 2016

Researchers from Hunan University and Changsha University in China have designed 3D hierarchical porous nitrogen-doped aligned carbon nanotubes (HPNACNTs) with well-directed 1D conductive electron paths as scaffold to load sulfur for use as a high-performance cathode in Li-S batteries. —Deng et al.

Carbon 150

Carbon Li-ion Lithium Sulfur Transportation 150

Green Car Congress

JUNE 24, 2016

As described in a paper published in the ACS journal Nano Letters , the new nanocomposite serves as a mechanically robust and mixed conductive (ionic and electronic conductive) sulfur electrode for all-solid-state lithium–sulfur batteries (ASSLSBs). simply increasing the electronic conductivity cannot. —Han et al.

Lithium Sulfur 150

Lithium Sulfur Li-ion Batteries Battery 150

Green Car Congress

FEBRUARY 6, 2017

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. earlier post.). —Vizintin.

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Conversion Li-ion Lithium Sulfur Carbon 150

Green Car Congress

APRIL 13, 2018

Researchers at Tsinghua University in China have used ultrathin and lightweight molybdenum sulfide (MoS 2 )/carbon nanotube (CNT) interlayers to trap polysulfides in high-performance lithium–sulfur (Li–S) batteries. 0.061% per cycle over 500 charge/discharge cycles at 0.2?C. at a high capacity rate of 10?C.

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Lithium Sulfur Batteries Battery Carbon 186

Green Car Congress

DECEMBER 2, 2013

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. Lithium-sulfur (Li?S) air, or Li?organic

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Austin Li-ion Lithium Sulfur Batteries 247

Green Car Congress

APRIL 13, 2015

A team of researchers in South Korea and Italy has demonstrated a highly reliable lithium–sulfur battery showing cycle performance comparable to that of commercially available lithium-ion batteries while offering more than double the energy density. Another major concern regarding the lithium?sulfur Click to enlarge.

Li-ion 150

Li-ion Lithium Sulfur Batteries Battery 150

Green Car Congress

APRIL 15, 2014

Lithium–sulfur (Li–S) batteries promise high specific capacity (1,675 mAh g –1 based on sulfur). Lead PNNL Jie Xiao and some of her PNNL colleagues earlier reported designing a lithium–sulfur battery using electrically connected graphite and lithium metal as a hybrid anode to block polysulfides.

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Ni-Li Lithium Sulfur Batteries Battery 186

Green Car Congress

SEPTEMBER 21, 2011

Schematic of design and fabrication process of hollow carbon nanofibers/sulfur composite structure. To tackle the polysulfide problem, researchers at Stanford University led by Dr. Yi Cui have developed a hollow carbon nanofiber-encapsulated sulfur cathode for effective trapping of polysulfides. Credit: ACS, Zheng et al.

Li-ion 186

Li-ion Carbon Batteries Battery 186

Green Car Congress

JANUARY 1, 2015

a) Discharge/charge profile of 5 nm S NPs at 0.1 A team at the Suzhou Institute of Nano-Tech and Nano-Bionics (SINANO) has demonstrated that the electrochemical performance of sulfur nanoparticles (NPs) in the cathode of a Lithium-sulfur battery is critically dependent on the sulfur particle size. sulfur (Li?S)

Lithium Sulfur 150

Lithium Sulfur Li-ion F-150 Batteries 150

Green Car Congress

MAY 25, 2016

Researchers from University of Western Ontario, Lawrence Berkeley National Laboratory (LBNL), and Canadian Light Sources (CLS) have developed a safe and durable high-temperature Li-sulfur battery using universal conventional carbon–sulfur (C-S) electrodes with a molecular layer deposited (MLD) alucone (aluminum oxide polymeric film) coating.

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Li-ion Lithium Sulfur Batteries Battery 170

Green Car Congress

MARCH 31, 2016

Lithium-sulfur batteries—comprising a sulfur cathode and Li metal anode—are widely seen as a very promising next-generation electric energy storage system due to their very high theoretical specific energy (2550 Wh kg −1 ) and energy density (2862 Wh L −1 ). Background. Ji-Guang (Jason) Zhang, study leader.

Lithium Sulfur 150

Lithium Sulfur Batteries Battery Energy Storage 150

Green Car Congress

JUNE 21, 2015

Researchers at Zhejiang University (China) have developed a multi-functional binder with cation-conductive polymer and polysulfide absorbents that improves the discharge capacity and rate cycleability of Li-sulfur batteries. The Li–S battery showed very low capacity degradation rate of 0.08% per cycle at 1C rate. 2015.06.083.

Li-ion 150

Li-ion Lithium Sulfur Batteries Battery 150

Green Car Congress

JANUARY 9, 2013

Electrochemical performance of sulfur–TiO 2 yolk–shell nanostructures. (a) a) Charge/discharge capacity and Coulombic efficiency over 1,000 cycles at 0.5 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.

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Lithium Sulfur Batteries Battery Energy Storage 231

Green Car Congress

JULY 5, 2019

Tremendous research has focused on development of new compatible host materials as physical barriers to trap the lithium polysulfide species, such as carbon- based materials, conducting polymers, metal oxides and sulfides, etc.

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Polymer Batteries Battery Lithium Sulfur 236

Green Car Congress

MARCH 12, 2010

Rather than taking the more conventional approach of using a sulfur cathode and a lithium metal anode, Jusef Hassoun and Bruno Scrosati have developed a lithium-metal-free battery, using a carbon lithium sulfide composite as the cathode and a tin carbon composite anode. Hassoun and Scrosati.

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Lithium Ion Polymer Lithium Sulfur Li-ion 220

Green Car Congress

MAY 18, 2009

The galvanostatic discharge and charge profiles of the first cycle of CMK-3 + sulfur; CMK-3/S-145; and CMK-3/S-155. While lithium-sulfur batteries use the flow of lithium ions in an electrolyte between an anode and a cathode, the way Li-S batteries store the ions is quite different. Source: Ji et al.

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Lithium Sulfur Li-ion Batteries Battery 170

Green Car Congress

AUGUST 1, 2014

Long-term cycling performance test of the S@NG electrode at 2 C discharge/charge rate. Researchers in China, with colleagues from Lawrence Berkeley National Laboratory, have synthesized an additive-free nanocomposite cathode in which sulfur nanoparticles are wrapped inside nitrogen-doped graphene sheets (S@NG). Credit: ACS, Qiu et al.

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Li-ion Lithium Sulfur China 2000 240

The Truth About Cars

FEBRUARY 13, 2024

The car can play personalized sounds and visuals based on what the driver sets, voice-activated driving, and wireless charging as the vehicle travels -- this would lead to unlimited range. Or, at least, unlimited range when the car is driven on certain roads that can help it charge wirelessly.

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Chrysler Concept Lithium Sulfur Personal 105