Green Car Congress

DECEMBER 19, 2014

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 S batteries. 2500 Wh kg ?1 Batteries'

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Lithium Sulfur Austin Texas Batteries 230

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

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 Batteries Battery Engine 186

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. Resources.

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Lithium Sulfur Honolulu Li-ion 2012 255

Green Car Congress

AUGUST 12, 2014

Yi Cuis group at Stanford highlights the role of the separator in the capacity decay of a Li-Sulfur battery—i.e., Lithium-Sulfur (Li-S) batteries are highly attractive for future generations of portable electronics and electric vehicles due to their high energy density and potentially low cost.

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Lithium Sulfur Design Batteries Battery 186

Green Car Congress

AUGUST 9, 2018

the commercialization of lithium-sulfur (Li-S) batteries has been severely hindered by the polysulfide (PS) shuttling effect whereby PSs dissolve into the electrolyte and shuttle across the separator to react with anode materials, leading to a rapidly fading capacity with repeated charge/discharge cycles. —Lei et al.

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Li-ion Lithium Sulfur China Batteries 210

Green Car Congress

DECEMBER 11, 2020

Leveraging high performance computing resources unique to the national laboratory system, VTO has developed robust modeling, simulation, and big data analytics capabilities, while research of advanced sensing and perception technologies, system controls, and other connected and automated technologies has advanced rapidly. million).

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Lithium Sulfur Vehicles Energy Storage Affordable 199

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. Click to enlarge.

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Austin Lithium Sulfur Batteries Battery 150

Green Car Congress

APRIL 23, 2018

The “classic” high-energy capacity Lithium-sulfur battery is predicated on the use of a sulfur-based cathode and a Lithium-metal anode. Among the issues hampering the commercialization of this attractive technology are the safety and performance issues associated with the use of the lithium-metal anode.

Li-ion 231

Li-ion Lithium Ion Batteries Battery 231

Green Car Congress

JULY 25, 2019

A Li/S cell built at high sulfur mass loading (4 mg cm -2 ) using the IL-based electrolyte demonstrated a stable capacity of 600 mAh g -1 for double the cycles of a cell using LiNO 3 additive (300 vs 150). Additionally, the mitigation of sulfur deposition through the Li-polysulfide migration to the anode side has been demonstrated. …

Batteries 207

Batteries Battery Lithium Sulfur Sweden 207

Green Car Congress

JULY 5, 2019

As described in an open-access paper in the RSC journal Chemical Communications ,the polymer exhibits high sulfur content and offers longer lifetime stability compared to pure sulfur, providing new protocols to develop new cathode materials for Li-S batteries. Cycling performance of Az-S and pure sulfur at 0.3 Chen et al.

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Polymer Batteries Battery Lithium Sulfur 236

Green Car Congress

MAY 31, 2015

Researchers in have shown that a lithium-sulfur (Li-S) battery with a reduced graphen oxide (rGO) -coated separator exhibits much smaller impedance and much better electrochemical performance than cells with an uncoated separator. After coating with rGO, the initial discharge capacity can be as large as 1067 mAh g −1 at 0.2

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Lithium Sulfur Batteries Battery Cheap 150

Green Car Congress

SEPTEMBER 28, 2015

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. 2015.09.067.

Carbon 150

Carbon Lithium Sulfur Batteries Battery 150

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 Batteries Battery 150

Green Car Congress

MARCH 27, 2014

Lithium/sulfur cells are seen as a promising next-generation “beyond Li-ion” technology. 1 as well as very low cost, high abundance, and low environmental impact, sulfur is a promising cathode candidate. As a result, several research groups have been exploring the use of lithium sulfide (Li 2 S)—i.e.,

Lithium Sulfur 225

Lithium Sulfur Li-ion Batteries Battery 225

Green Car Congress

JANUARY 10, 2014

Researchers at the Department of Energy’s Pacific Northwest National Laboratory (PNNL) have designed a lithium–sulfur battery using electrically connected graphite and lithium metal as a hybrid anode to control undesirable surface reactions on lithium. Huang et al. Click to enlarge. —Huang et al. —Jun Liu.

Lithium Sulfur 225

Lithium Sulfur Li-ion Hybrid Batteries 225

Green Car Congress

DECEMBER 24, 2016

This study, published in the RSC journal Energy & Environmental Science , identifies a new way to obtaining high-energy-density batteries by the simple application of robust network biopolymer binders that are inherently low-cost and environmentally friendly. Both biopolymers are non-toxic, low cost, sustainable natural products.

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Lithium Sulfur Polymer Low Cost Batteries 150

Green Car Congress

AUGUST 1, 2014

X-ray spectroscopic analysis and ab initio calculation results indicate that the excellent performance can be attributed to a well-restored C–C lattice and the unique lithium polysulfide binding capability of the N functional groups in the NG sheets. Batteries'

Li-ion 240

Li-ion Lithium Sulfur China 2000 240

Green Car Congress

NOVEMBER 12, 2015

The researchers discovered that iron pyrite has a unique way of changing form into an iron and a lithium-sulfur (or sodium-sulfur) compound to store energy. Iron pyrite quantum dots, by contrast, have iron close to the surface due to their small size, and this energy storage process can occur reversibly over many cycles.

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Li-ion Sodium Lithium Sulfur Batteries 150

Green Car Congress

JUNE 1, 2015

The carbons simultaneously exhibit electrical conductivity more than 3x more than activated carbons; very high electrochemical activity at high mass loading; and high stability, as demonstrated by supercapacitors and lithium–sulfur batteries with excellent performance. Tests were also conducted on lithium-sulfur batteries.

Energy Storage 150

Energy Storage Carbon Lithium Sulfur Energy 150

Green Car Congress

MAY 2, 2017

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. A paper on their work is published in the ACS journal Nano Letters. Ah/cm 2 and good cycle life. Junzheng Chen, Wesley A. 7b00417.

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Li-ion Lithium Sulfur Polymer Energy Storage 150

Green Car Congress

OCTOBER 26, 2015

This will be followed by an assessment of the perceived technological barriers and the potential energy density gains for so-called post-LiBs, namely lithium-oxygen and lithium-sulfur batteries. On the Li-sulfur side, it is difficult to achieve the expected gravimetric energy density from a lithium sulfur battery-system.

Lithium Sulfur 150

Lithium Sulfur Electric Vehicles Li-ion Batteries 150

Green Car Congress

JANUARY 7, 2015

Li 2 S x ) to liquid electrolytes, such as DOL-DME-LiTFSI and TEGDME-LiCF 3 SO 3 , has shown the most promising results in increasing the lithium-sulfur cell stability and efficiency. However, longer cycle life and further characterizations are certainly required to match the severe targets of the lithium battery community.

Li-ion 150

Li-ion Polymer Lithium Sulfur Energy 150

Green Car Congress

AUGUST 11, 2016

Lithium-sulfur batteries are extremely attractive as a next-generation energy storage solution due to their high theoretical energy density (2600 W·h·kg −1 ), environmental friendliness, and low cost due to the earth-abundant resource of elemental sulfur—also a byproduct from the petroleum industry.

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Li-ion Lithium Sulfur Transportation Batteries 150

Green Car Congress

JUNE 18, 2018

The Stanford team synthesized the nanodiamond interface by microwave-plasma chemical vapor deposition (MPCVD)—a technique shown to be low-cost for coating purposes. 2 ; and more than 400 stable cycles in prototypical lithium-sulfur cells with limited lithium, corresponding to an average anode Coulombic efficiency of >99%.

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Li-ion Batteries Battery Lithium Sulfur 199

Green Car Congress

JULY 2, 2011

Sulfur has a theoretical specific capacity of 1,672 mAh/g, about 5 times higher than that of traditional cathode materials based on transition metal oxides or phosphates. Sulfur also possesses other advantages such as low cost and environmental benignity. Nevertheless, Wang et al. —Wang et al.

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Li-ion Energy Batteries Battery 239

Green Car Congress

MAY 16, 2016

As often stated, Li-sulfur batteries are extremely attractive as high-capacity next-generation energy storage systems due to their high theoretical specific capacity (S: 1675 mAh g -1) and excellent theoretical energy density (2600 Wh kg -1 ), low cost, environment friendliness and abundance. 2016.05.024.

Carbon 150

Carbon Li-ion Lithium Sulfur Transportation 150

Green Car Congress

DECEMBER 31, 2012

Li-sulfur batteries—which conventionally use elemental sulfur (with conductive additives) as the cathode, an aprotic liquid electrolyte, and lithium metal as the anode—are under intensive investigation by research groups worldwide because of the promise for low-cost, high-energy storage. Earlier post.)

Li-ion 257

Li-ion Lithium Ion Batteries Battery 257

Green Car Congress

JULY 8, 2013

They suggest that a low cost, non-flammable and heavy-metal-free aqueous cathode can contribute to the feasibility of scale-up of lithium-iodine batteries for practical energy storage. 2013) High-performance rechargeable lithium-iodine batteries using triiodide/iodide redox couples in an aqueous cathode.

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Li-ion Ni-Li Energy Batteries 255

Green Car Congress

SEPTEMBER 28, 2011

The performance, low cost, and fuel flexibility of ICEs makes it likely that they will continue to dominate the vehicle fleet for at least the next several decades, according to the report. Near-term improvements will likely be the result of improved lithium-ion batteries. Alternative hydrocarbon fuels.

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Transportation Fuel Economy Light Fuel 218

Green Car Congress

NOVEMBER 28, 2012

sunlight through low-cost, plastic light-guiding sheets and then. If successful, the new crop would have a lower cost of. Turbo-POx For Ultra Low-Cost Gasoline. microbes enable small-scale gas-to-liquid conversion at lower cost than current methods, which require infrastructure that is too. liquid fuel.

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2012 Energy Lithium Sulfur Conversion 240