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. The approach offers a new way to introduce lithium into the cathode in Li?S Lithium-sulfur (Li?S) S batteries.

Austin 247

Austin Li-ion Lithium Sulfur Batteries 247

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

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

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. Click to enlarge.

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Li-ion Carbon Batteries Battery 186

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. University of Houston. Princeton University.

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Lithium Ion Range Zinc Air San Diego 360

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. However, it remains challenging to retain high and stable capacity of sulfur cathodes over more than 100 cycles.In Credit: ACS, Wang et al. Earlier post.)

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Li-ion Energy Batteries Battery 239

Green Car Congress

JANUARY 9, 2013

(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. The authors say that, to the best of their knowledge, this is the first time that a lithium–sulfur battery with this level of performance has been described.

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Lithium Sulfur Batteries Battery Energy Storage 231

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

FEBRUARY 11, 2013

Cycling performance of the different samples (the specific capacity was calculated by using the active material mass (sulfur) of the composites, given in mA h g -1 ). The lithium–sulphur (Li–S) battery system is one of the viable options for electric vehicles to achieve a long driving range (i.e. Demir-Cakan et al. Click to enlarge.

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Li-ion Building Batteries Battery 218

Green Car Congress

JUNE 16, 2009

Topics include improved anode materials, improved mechanisms for safety and management, electrode manufacturing, and lithium-sulfur chemistry. million, project to develop hybrid nano carbon fiber/graphene platelet-based high-capacity anodes for lithium batteries. The total DOE investment for these projects is up to $10.96

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Lithium Ion North Carolina Lithium Sulfur Li-ion 150

Green Car Congress

MAY 28, 2015

Developing Robust all-Solid-State Li Battery with a Ceramic Electrolyte and Interfacially Engineered Lithium Metal Anode A next generation of a low cost and high energy density advanced solid state rechargeable lithium battery will be developed through the proposed project for use in the next generation of PHEV and EV rechargeable batteries.

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Li-ion Battery Powered Engine Lithium Ion 150

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

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

Green Car Congress

DECEMBER 4, 2013

carbon composite as cathodes in ether-based electrolyte. New composite materials based on selenium (Se) sulfides used as the cathode in a rechargeable lithium-ion battery could increase Li-ion density five times, according to research carried out at the US Department of Energy’s Advanced Photon Source at Argonne National Laboratory.

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Li-ion Energy Lithium Ion Lithium Sulfur 225