Green Car Congress

NOVEMBER 5, 2018

Lithium-sulfur (Li-S) batteries, despite their high theoretical specific energy, face practical challenges including polysulfide shuttling and low cell-level energy density. Quan Pang, Chun Yuen Kwok, Dipan Kundu, Xiao Liang, Linda F. 2018.09.024.

Lithium Sulfur 304

Lithium Sulfur Li-ion Batteries Battery 304

Green Car Congress

APRIL 13, 2020

Researchers at Toyohashi University of Technology in Japan have developed an active sulfur material and carbon nanofiber (S-CNF) composite material for all-solid-state Li-sulfur batteries using a low-cost and straightforward liquid phase process. Copyright Toyohashi University Of Technology. 9b02062.

Carbon 243

Carbon Lithium Sulfur Li-ion Batteries 243

Green Car Congress

AUGUST 26, 2014

Researchers at Rice University led by Dr. James Tour have developed a hierarchical nanocomposite material of graphene nanoribbons combined with polyaniline and sulfur (Sulfur-PANI-GNRs, SPG) using an inexpensive, simple method. The PANI- GNR composite was prepared by the in situ polymerization of aniline in the presence of GNRs.

Lithium Sulfur 246

Lithium Sulfur Universal Batteries Battery 246

Green Car Congress

MARCH 23, 2019

Scientists from Tohoku University and the High Energy Accelerator Research Organization have developed a new complex hydride lithium superionic conductor that could result in all-solid-state batteries with the highest energy density to date. Lithium metal is widely believed to be the ultimate anode material for all?

Lithium Ion 294

Lithium Ion Energy Batteries Battery 294

Green Car Congress

DECEMBER 19, 2014

Researchers at the University of Texas at Austin, led by Prof. 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

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Lithium Sulfur Austin Texas Batteries 230

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. Therefore achieving high volumetric energy density of Li–S battery is one of the primary challenges. C, 1 C, 2 C and 3 C charge rates. —Huang et al.

Lithium Sulfur 218

Lithium Sulfur Li-ion Batteries Battery 218

Green Car Congress

NOVEMBER 10, 2018

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-sulfur batteries. An open-access paper on their work is published in the RSC journal Chemical Communications. —Lei et al.

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Lithium Sulfur Li-ion Batteries Battery 259

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

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.

Lithium Sulfur 199

Lithium Sulfur Lithium Ion Li-ion Batteries 199

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.

Li-ion 359

Li-ion Lithium Sulfur Energy Industrial 359

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. Li–S batteries theoretically offer a specific energy density of 2600 Wh kg ?1 The system typically uses a lithium-metal anode and sulfur cathode.

Lithium Sulfur 236

Lithium Sulfur Li-ion Batteries Battery 236

Green Car Congress

JANUARY 4, 2020

An international team of researchers led by Monash University has developed an ultra-high capacity Li-S battery that has better performance and less environmental impact than current lithium-ion products. Lithium-sulfur batteries can displace lithium-ion by delivering higher specific energy. Easton, M.

Lithium Sulfur 150

Lithium Sulfur Lithium Ion Li-ion Batteries 150

Green Car Congress

OCTOBER 3, 2015

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.

Lithium Sulfur 150

Lithium Sulfur Energy Batteries Battery 150

Green Car Congress

APRIL 2, 2021

Although mass manufacture has made lithium-ion batteries cheaper, cost and durability remain obstacles to the widespread adoption of battery electrical vehicles. Recycling and reuse (ReLiB) , led by Dr Paul Anderson, University of Birmingham, with researchers from the Universities of Edinburgh, Leicester, Newcastle and UCL.

Commercial 218

Commercial Lithium Ion Batteries Battery 218

Green Car Congress

AUGUST 12, 2014

One of the main limiters to the commercialization of high energy density lithium-sulfur batteries is the dissolution of long-chain lithium polysulfides into the electrolyte, which limits cycling performance. —Oh et al. and Yoon, W.

Lithium Sulfur 218

Lithium Sulfur Batteries Battery 2014 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. 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

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.

Lithium Sulfur 186

Lithium Sulfur Batteries Battery Engine 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 metal anode.

Li-ion 150

Li-ion Lithium Sulfur Batteries Battery 150

Green Car Congress

DECEMBER 11, 2020

The US Department of Energy (DOE) Vehicle Technologies Office (VTO) announced up to $60 million in new and innovative advanced vehicle technologies research. ( Advances in connectivity and automation have the potential to improve transportation system-level energy efficiency, energy productivity, and affordability.

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Lithium Sulfur Vehicles Energy Storage Affordable 199

Green Car Congress

APRIL 27, 2020

Researchers at the University of Texas have discovered that introducing tellurium (Te) into a Li-Sulfur system as a cathode additive significantly improves the reversibility of Li plating/stripping by forming a tellurized and sulfide-rich solid-electrolyte interphase (SEI) layer on the Li surface. —Nanda et al. Nanda et al.

Texas 269

Texas Lithium Sulfur Batteries Battery 269

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.

Lithium Sulfur 150

Lithium Sulfur Carbon Batteries Battery 150

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. This approach, they suggested, could lead to the realization of high energy density and safe Li-metal-based batteries.

Dallas 207

Dallas Li-ion Lithium Sulfur Batteries 207

Green Car Congress

AUGUST 25, 2014

Metallic lithium, with a high theoretical capacity of ~3,860 mAh g -1 , is one of the most promising materials for anodes in next-generation high energy rechargeable battery systems for long-range electric vehicles. from the University of Texas suggest that “ it is reasonable to comment that the success of Li?S Earlier post.)

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Recharge Batteries Battery Energy 281

Green Car Congress

DECEMBER 18, 2017

Established in 2012 as a spin-out company from the University of Colorado Boulder, Solid Power is focused on developing and scaling competitive solid-state batteries, paying special attention to safety, performance, and cost. US 20170331148 A1: Lithium all-solid-state battery. Earlier post.).

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BMW Lithium Sulfur Power Powered 170

Green Car Congress

JULY 25, 2019

Researchers at Chalmers University of Technology (Sweden) with colleagues at Gyeongsang National University (Korea) have used an ionic liquid (Py 1,4 TFSI) as an electrolyte additive to enable longer cycle-life of Li/S batteries. higher safety of the battery. Their paper appears in the journal ChemSusChem. —Agostini et al.

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Batteries Battery Lithium Sulfur Sweden 207

Green Car Congress

JUNE 23, 2016

Researchers at the University of Maryland have developed a novel, flexible, solid-state, ion-conducting membrane based on a 3D ion-conducting ceramic nanofiber network. The all-solid ion-conducting membrane can be applied to flexible Li-ion batteries and other electrochemical energy storage systems, such as lithium–sulfur batteries.

Li-ion 199

Li-ion Lithium Sulfur Batteries Battery 199

Green Car Congress

APRIL 28, 2015

The LiRAP solid electrolytes conduct Li + ions well at high voltage and high current, providing much enhanced energy density and power capacity as well as safety. 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. Braga, J.A.

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Li-ion Sodium Lithium Sulfur Batteries 150

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. —Han et al. —Han et al. 6b01754.

Lithium Sulfur 150

Lithium Sulfur Li-ion Batteries Battery 150

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.

Austin 150

Austin Lithium Sulfur Batteries Battery 150

Green Car Congress

FEBRUARY 10, 2015

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.

Lithium Sulfur 150

Lithium Sulfur Batteries Battery Carbon 150

Green Car Congress

JANUARY 7, 2015

A team from the University of Rome Sapienza has developed a rechargeable lithium-ion polymer battery based on the combination of a high capacity sulfur-carbon cathode, nanostructured Li x Sn-C anode and polysulfide-added PEO-based gel membrane. V, hence with a theoretical energy density ranging from 2700 to 750?Wh

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Li-ion Polymer Lithium Sulfur Energy 150

Green Car Congress

JULY 22, 2019

Quan-Hong Yang at Tianjin University and Prof. Wei Lv at Tsinghua University has developed a wax-PEO coating on lithium metal surface by a simple dip coating method to realize an air-stable and waterproof lithium metal anode. Wax as a commonly-used inert sealing material is easily coated on the surface of lithium metal.

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Li-ion Lithium Ion Lithium Sulfur Water 246

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. Previously reported sulfur electrodes often had areal capacity of below 3 mAh g −1 and cycling lifetime of less than 200 cycles.

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Energy Storage Carbon Lithium Sulfur Energy 150

Green Car Congress

SEPTEMBER 28, 2015

Researchers from Central South University in Changsha, China, have developed a separator with a nitrogen-doped porous hollow carbon sphere (NHC) coating for use in Li-S batteries. The NHC-decorated separator is of low cost and can effectively improve energy density of Li–S cells, exhibiting potential for further development of Li–S batteries.

Carbon 150

Carbon Lithium Sulfur Batteries Battery 150

Green Car Congress

MARCH 4, 2015

One of the main obstacles to the commercialization of high-energy density lithium-sulfur batteries is the tendency for lithium polysulfides—the lithium and sulfur reaction products—to dissolve in the battery’s electrolyte and travel to the opposite electrode permanently. 1 after the 50 th cycle.

Lithium Sulfur 150

Lithium Sulfur Batteries Battery 2015 150

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). Zhang et al. … 2020.227751.

Batteries 243

Batteries Battery Lithium Sulfur Conversion 243

Green Car Congress

JULY 2, 2011

Schematic of the synthesis steps for a graphene-sulfur composite material, with a proposed schematic structure of the composite. Researchers at Stanford University led by Drs. These problems cause poor cycle life, low specific capacity, and low energy efficiency. Credit: ACS, Wang et al. Click to enlarge. Earlier post.)

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Li-ion Energy Batteries Battery 239