Green Car Congress

JUNE 3, 2012

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. 1 (S) at 0 °C for more than 170 charge-discharge cycles.

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Lithium Sulfur Battery Batteries Italy 218

Green Car Congress

SEPTEMBER 7, 2013

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.

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Lithium Sulfur Companies Lithium Ion Kentucky 246

Green Car Congress

FEBRUARY 15, 2013

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. Credit: ACS, Zheng et al.

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Lithium Sulfur Battery Batteries Polymer 334

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 Li-ion Battery Batteries 195

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. MWh) by the end of 2023, with additional demand growth expected in future years.

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Lithium Sulfur Li-ion Lithium Ion Energy 243

Green Car Congress

DECEMBER 19, 2014

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. While Lithium-sulfur (Li-S) batteries offer the promise of a high theoretical energy of ?2500 S batteries.

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Lithium Sulfur Austin Texas Battery 230

Green Car Congress

JULY 29, 2021

Clemson University will develop a lightweight, multi-material passenger vehicle body structure, addressing challenges in joining dissimilar materials. SUNY University @ Stony Brook. Fluorinated Ester Local High Concentration Electrolytes For Operation of Lithium-ion Batteries Under Extreme Conditions. Penn State University.

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Li-ion Emissions Lithium Sulfur Lithium Ion 186

Green Car Congress

DECEMBER 14, 2019

A team at the University of Manchester (UK) has developed a doped graphene cathode for highly stable lithium-sulfur batteries. 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

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Lithium Sulfur Li-ion Battery Batteries 218

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 ).

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Lithium Sulfur Li-ion Battery Batteries 186

Green Car Congress

FEBRUARY 17, 2017

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. Top: Schematic of the electrochemical processes in a generic lithium-sulfur battery. C = Charge, D = Discharge.

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Lithium Sulfur Lithium Ion Li-ion Battery 199

Green Car Congress

SEPTEMBER 11, 2012

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. Credit: ACS, Yang et al.

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Lithium Sulfur Li-ion Lithium Ion Energy 218

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. These problems result in low specific capacity and poor cycling life of Li-S batteries. doi: 10.1039/C8CC07594H.

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Carbon Lithium Sulfur China Battery 220

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 Battery Batteries 236

Drive Electric

JANUARY 17, 2022

A team of scientists from the University of Michigan (UoM) have made a battery breakthrough that could have huge implications for the future of electric vehicles. Lithium-Ion (The Present) vs Lithium-Sulfur (The Future). Currently, electric vehicles are powered by lithium-ion batteries. Up to five times more.

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Lithium Sulfur Electric Vehicles Lithium Ion Range 52

Green Car Congress

OCTOBER 28, 2021

Battery 500 Phase 2, with BNL, INL, SLAC, General Motors and 8 universities as partners. Stable Solid-State Electrolyte and Interface for High-Energy All-Solid-State Lithium-Sulfur Battery. Innovative Solutions for Enabling Extreme Fast Charging. Lawrence Berkeley National Laboratory (LBNL).

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Connect Connected Li-ion Battery 186

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. 2016.10.003.

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Lithium Sulfur Carbon Battery Batteries 150

Green Car Congress

MAY 10, 2018

Purdue engineers have used upcycled low-density polyethylene (LDPE) plastic to boost the lifespan of lithium-sulfur batteries. When a PSC layer was utilized as an interlayer in lithium–sulfur batteries, the sulfur cathode delivered an improved capacity of 776 mAh g –1 at 0.5C Kim, Harif D. 8b03959.

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Lithium Sulfur Battery Batteries Engine 186

Green Car Congress

DECEMBER 11, 2020

However, to enable greater affordability and PEV accessibility for all Americans, VTO seeks new battery chemistries and cell technologies to reduce the cost of electric vehicle battery packs by more than half, to below $80/kWh, while increasing driving range to 300 miles and decreasing charge time to 15 minutes or less by 2028.

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Lithium Sulfur Vehicles Energy Storage Affordable 199

Green Car Congress

MARCH 28, 2018

Researchers at The University of Texas at Dallas have used two-dimensional (2D) MoS 2 (molybdenum disulfide) as a protective layer for Li-metal anodes, greatly improving the performances of Li–S batteries. However, sulfur is a poor electrical conductor and can become unstable over just several charge-and-recharge cycles.

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Dallas Li-ion Lithium Sulfur Battery 207

Green Car Congress

DECEMBER 5, 2016

Researchers at the University of Texas at Austin have developed a novel electrode for lithium-sulfur batteries that improves cyclic stability and rate capability significantly. In a paper published in the ACS journal Nano Letters , they report using polypyrrole-MnO 2 coaxial nanotubes to encapsulate sulfur. 6b03849.

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Austin Lithium Sulfur Battery Batteries 150

Green Car Congress

SEPTEMBER 28, 2016

BioSolar’s cathode technology, which has been the primary focus of its university-led research and development efforts, is a novel conductive polymer material that leverages fast redox-reaction properties rather than conventional lithium-ion intercalation chemistry to enable rapid charge and discharge.

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Energy Lithium Ion Lithium Sulfur North Carolina 150

Green Car Congress

OCTOBER 24, 2014

Researchers at Tianjin University (China) report another approach to stabilizing the performance of a Li-sulfur battery. 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.

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Lithium Sulfur Li-ion Battery Batteries 218

Green Car Congress

NOVEMBER 20, 2013

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.

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Li-ion Lithium Sulfur Energy Industrial 359

Green Car Congress

JUNE 24, 2016

A team at the University of Maryland have synthesized a mixed conducting nanocomposite sulfur electrode that consists of different nanoparticles with distinct properties of lithium storage capability, mechanical reinforcement, and ionic and electronic conductivities. simply increasing the electronic conductivity cannot.

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Lithium Sulfur Li-ion Battery Batteries 150

Green Car Congress

SEPTEMBER 5, 2019

The University of Oxford will lead a consortium of five other university and six industry partners to address the way electrodes for Li-ion batteries are manufactured. The project’s Principal Investigator is Professor Patrick Grant of the University of Oxford. Next generation lithium ion cathode materials.

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Energy Storage Li-ion Lithium Ion Energy 223

Green Car Congress

MAY 16, 2014

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-sulfur battery. 2014) “ Hierarchical Nanostructured Carbon/Sulfur Hybrid Cathode for High-Performance Lithium-Sulfur Battery ,” IMLB 17.

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Lithium Sulfur Carbon Hybrid Energy 210

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 Battery Batteries Carbon 186

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.

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Li-ion Lithium Sulfur Battery Batteries 150

Green Car Congress

APRIL 28, 2015

PATHION is working on a derivative for Li-sulfur batteries as well as a derivative that could be applied in a sodium-ion battery. Lithium sulfur. The first PATHION presentation described the role of LiRAP in a solid-state lithium-sulfur electrolyte.

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Li-ion Sodium Lithium Sulfur Battery 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.

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Li-ion Lithium Sulfur Battery Batteries 150

Green Car Congress

AUGUST 22, 2013

For example, the University of California, San Diego will receive approximately $3.5 University of Houston. Advanced Aqueous Lithium-Ion Batteries. The University of Houston (UH) will develop a battery using a novel water-based, lithium-ion chemistry that makes use of sustainable, low-cost, high-energy, organic materials.

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Lithium Ion Range Zinc Air San Diego 360

Green Car Congress

JANUARY 21, 2020

Researchers at the Hong Kong University of Science and Technology have developed a high-capacity, long-life lithium-sulfur battery using a bi-functional cathode substrate for Li–S batteries made of well-distributed boron carbide nanoparticles decorated activated cotton fiber (B 4 C-ACF).

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Battery Batteries Lithium Sulfur Conversion 243

Green Car Congress

FEBRUARY 23, 2018

Researchers at the University of Maryland have designed a flexible lithium-ion conducting ceramic textile featuring fast lithium-ion conductors, good electrochemical stability, and scalable processing approaches to device integration for solid-state lithium metal batteries. Gong et al. Click to enlarge. Earlier post.).

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Li-ion Lithium Ion Battery Batteries 247

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 Battery Batteries Energy Storage 231

Green Car Congress

JANUARY 14, 2015

A team from the University of Waterloo in Canada and BASF has devised a successful new strategy to stabilize cathode in Li-S batteries, thereby significantly improving performance and cycle life. Linda Nazar at the University of Waterloo, showed a capacity of 1,300 ? The paper’s co-authors include Arnd Garsuch and Thomas Weiss of BASF.

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Lithium Sulfur Li-ion Lithium Ion Battery 150

Green Car Congress

DECEMBER 2, 2013

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. S chemistry batteries and potentially could become applicable in lithium metal-free Li?air, Lithium-sulfur (Li?S)

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Austin Li-ion Lithium Sulfur Battery 247

Green Car Congress

NOVEMBER 12, 2015

Researchers at Vanderbilt University have demonstrated that ultrafine sizes (∼4.5 nm, average) of iron pyrite (FeS 2 ) nanoparticles are advantageous to sustain reversible conversion reactions in sodium ion and lithium ion batteries. A paper on their work is published in the journal ACS Nano. —Douglas et al. Cohn, and Cary L.

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Li-ion Sodium Lithium Sulfur Battery 150