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. They prepared the nitrogen-doped porous hollow carbon spheres by pyrolysis of a polydopamine (PDA) carbon precursor on the surface of silicon dioxide (SiO 2 ).

Carbon 150

Carbon Lithium Sulfur Batteries Battery 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. They first prepared porous sulfonated carbon (PSC) from LDPE plastic via microwave-promoted sulfonation. with cycle retention of 79% over 200 cycles. —Kim et al.

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Lithium Sulfur Batteries Battery Engine 186

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.

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Energy Storage Carbon Lithium Sulfur Energy 150

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. Althues, J.

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Lithium Sulfur Honolulu Li-ion 2012 255

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

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.

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Li-ion Lithium Ion Batteries Battery 231

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

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

MARCH 27, 2014

When no carbon black was added to the electrode mixture, a very high Li 2 S content (88 wt % Li 2 S) electrode composed of 98 wt % 1 ? Lithium/sulfur cells are seen as a promising next-generation “beyond Li-ion” technology. carbon composites; trapping of polysulfides; and electrolyte modification. Click to enlarge.

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Lithium Sulfur Li-ion Batteries Battery 225

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

JULY 12, 2017

Two projects will research, develop, and use integrated computation materials engineering (ICME) techniques to develop low cost carbon fiber from a variety of feedstocks and precursors that can be used to make carbon fiber with less energy and lower cost. ICME Low Cost Carbon Fiber (Area of Interest 2).

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Carbon Fiber Li-ion Mercedes GM 150

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. …

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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

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

AUGUST 22, 2013

ARPA-E’s new program, Robust Affordable Next Generation Energy Storage Systems (RANGE) ( earlier post ), aims to accelerate widespread EV adoption by dramatically improving driving range and reliability, and by providing low-cost, low-carbon alternatives to today’s vehicles. Advanced Aqueous Lithium-Ion Batteries.

Lithium Ion 360

Lithium Ion Range Zinc Air San Diego 360

Green Car Congress

APRIL 30, 2010

ARPA-E’s first solicitation awarded $151 million to 37 projects aimed at transformational innovations in energy storage, biofuels, carbon capture, renewable power, building efficiency, vehicles, and other areas. Novel Biological Conversion of Hydrogen and Carbon Dioxide Directly into Biodiesel. Earlier post.) Engineering E. per gallon.

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Carbon Batteries Battery Li-ion 249

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. —Qiu et al. Batteries'

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Li-ion Lithium Sulfur China 2000 240

Green Car Congress

MAY 25, 2017

Polysulfide-Blocking Polymer Membrane Separators for Rechargeable Lithium-Sulfur Batteries The advanced energy economy will be a dominant market force in the 21st century, one driven by US demand but asymmetrically low domestic supply without immediate action. NanoSonic, Inc.

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Grant Li-ion Waste Lithium Sulfur 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. Moreover, the addition of a dissolved polysulfide (i.e.

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Li-ion Polymer 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. Credit: ACS, Chen et al. Junzheng Chen, Wesley A. Henderson, Huilin Pan, Brian R. 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.

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Lithium Sulfur Electric Vehicles Li-ion Batteries 150

Green Car Congress

DECEMBER 31, 2012

Their approach, described in a paper published in the Journal of the American Chemical Society , creates composites based on lithium sulfide uniformly dispersed in a carbon host, which serve to sequester polysulfides. polyacrylonitrile), to control the distribution of lithium sulfide in the host material. Earlier post.)

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Li-ion Lithium Ion Batteries Battery 257

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. Nevertheless, Wang et al.

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Li-ion Energy Batteries Battery 239

Green Car Congress

NOVEMBER 22, 2011

optioned a PNNL-developed method for building titanium oxide and carbon structures that greatly improve the performance of lithium-ion batteries. The new material stores twice as much electricity at high charge/discharge rates as current lithium ion batteries, and creates increased battery capacity and a longer cycle life.

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America Building Fuel Batteries 240

Green Car Congress

AUGUST 10, 2011

This project will develop a new process that enables low-cost, domestic manufacturing of magnesium. This project will develop a novel low cost route to carbon fiber using a lignin/PAN hybrid precursor and carbon fiber conversion technologies leading to high performance, low-cost carbon fiber.

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Carbon Fiber Lithium Ion Li-ion Vehicles 268

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

MAY 28, 2015

American Lithium Energy Corporation. High Loading Lithium-Ion Electrode Architecture for Low Cost Electric Vehicle Batteries Ballast Energy, Inc. is developing the next generation of lithium-ion batteries for electric vehicles with a unique cost cutting innovation. 149,999.70. 150,000.00. Bettergy Corp.

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Li-ion Battery Powered Engine Lithium Ion 150

Green Car Congress

AUGUST 5, 2011

The renewable energy projects are: Safe, high-performance lithium-sulfur batteries for electric vehicle applications. Goal: To develop next-generation high-energy density batteries to help bring about low-cost and safe electric vehicles with driving ranges well above 250 miles.

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Universal Energy Lithium Sulfur Batteries 218

Green Car Congress

FEBRUARY 11, 2012

The introduction of hydrogen into the engine virtually eliminates fuel emissions while greatly reducing the emissions of hydrocarbons and carbon monoxide. When combined with other advanced battery materials, it could effectively lower battery life cycle cost by up to 70%.

Hydrogen 279

Hydrogen Engine Energy Batteries 279

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. Li metal with 1 M of LiPF 6 in ethylene carbonate (EC)/dimethyl carbonate (DMC) electrolyte was used for the anode.

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Li-ion Ni-Li Energy Batteries 255

Green Car Congress

FEBRUARY 1, 2013

For the longer term, (2017-2027) while “beyond Li-ion” battery chemistries such as lithium-sulfur, magnesium-ion, zinc-air, and lithium-air, offer the potential of significantly greater energy densities, breakthrough innovation will be required for these new battery technologies to enter the PEV market, according to DOE.

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Plug-in Zinc Air Li-ion 2012 247

Green Car Congress

SEPTEMBER 28, 2011

Furthermore, DOE will only support technologies that emit less carbon than incumbents—in keeping with our national energy goals. 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. fleets).

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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. ARPA-E OPEN 2012 selections: Carbon Capture. ASU’s technology aims to cut both the energy use and the cost, in half, compared to current methods.

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2012 Energy Lithium Sulfur Conversion 240

Green Car Congress

JUNE 12, 2012

The top two awards, one of $9 million to a project led by Dow Chemical, and one of $8.999 million to a project led by PolyPlus, will fund projects tackling, respectively, the manufacturing of low-cost carbon fibers and the manufacturing of electrodes for ultra-high-energy-density lithium-sulfur, lithium-seawater and lithium-air batteries.

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Carbon Fiber Manufacturer Carbon Lithium Sulfur 210