Green Car Congress

MAY 8, 2023

Researchers led by a team at Temple University have developed a soft solid electrolyte—(Adpn) 2 LiPF 6 (Adpn, adiponitrile)—that exhibits high thermal and electrochemical stability and good ionic conductivity, overcoming several limitations of conventional organic and ceramic materials. Resources Prakash, P., Aguirre, J.

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Lithium Ion Li-ion Batteries Battery 444

Green Car Congress

JULY 31, 2020

SK Innovation will develop next-generation battery technology with University of Texas at Austin Professor John Goodenough, who was awarded a 2019 Nobel Prize in chemistry for his foundational work on the lithium-ion battery. SK Innovation researchers hold EV battery cells.

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Lithium Ion Polymer Batteries Battery 291

Green Car Congress

NOVEMBER 8, 2021

A research team from Brown University and the University of Maryland has developed a new solid ion-conductor that combines copper with cellulose nanofibrils—polymer tubes derived from wood. It could be used as either a solid battery electrolyte or as an ion-conducting binder for the cathode of an all-solid-state battery.

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Lithium Ion Batteries Battery Polymer 199

Green Car Congress

MARCH 23, 2021

Researchers from Chalmers University of Technology, in collaboration with KTH Royal Institute of Technology in Stockholm, have produced a structural battery that performs ten times better than all previous versions. Both the carbon fiber and the aluminum foil contribute to the mechanical properties of the structural battery.

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Carbon Fiber Batteries Battery Lithium Ion 416

Green Car Congress

NOVEMBER 16, 2020

The Graz University of Technology (TU Graz) in Austria has launched the Christian Doppler (CD) Laboratory for Solid-State Batteries. The focus of the new CD laboratory is the reduction of interface resistances within the solid-state battery. Solid-state batteries would be a giant step towards area-wide e-mobility.

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Batteries Battery Lithium Ion Polymer 259

Green Car Congress

APRIL 15, 2012

A team of researchers from the US and China have developed novel polymer?graphene graphene nanocomposites as high-rate cathode materials for rechargeable lithium batteries. Credit: ACS, Song et al. Click to enlarge. A paper on their work appears in the ACS journal Nano Letters. —Song et al.

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Li-ion Polymer Green Batteries 239

Green Car Congress

NOVEMBER 17, 2013

Top: The stress of repeated swelling and shrinking shatters a conventional silicon electrode and its polymer binding. Bottom: An electrode coated with stretchy, self-healing polymer remains intact. (C. We want to incorporate this feature into lithium-ion batteries so they will have a long lifetime as well. Wang et al.,

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Li-ion Polymer Batteries Battery 230

Green Car Congress

JULY 19, 2015

To overcome the challenge of soluble polysulfides as charge/discharge intermediates in Li-S batteries, researchers at the University of Texas at Austin, with colleagues at Murray State University, have designed highly crosslinked polymer-electrolyte coating layers with electron-donating groups to bind the polysulfides.

Polymer 150

Polymer Batteries Battery Austin 150

Green Car Congress

APRIL 12, 2020

Researchers at Tokyo Metropolitan University have developed a new practical method to make a flexible composite Al-doped LLZO (Al-LLZO) sheet electrolyte (75 ?m m in thickness) for Li-metal batteries, which can be mass-produced at room temperature. Credit: Tokyo Metropolitan University.

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Li-ion Batteries Battery Production 459

Green Car Congress

MARCH 12, 2019

Rechargeable lithium metal batteries with increased energy density, performance, and safety may be possible with a newly-developed, solid-electrolyte interphase (SEI), according to Penn State researchers. This layer is very important and is naturally formed by the reaction between the lithium and the electrolyte in the battery.

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Recharge Polymer Batteries Battery 305

Green Car Congress

MAY 22, 2023

A team led by Worcester Polytechnic Institute (WPI) researcher Yan Wang has developed a solvent-free process to manufacture lithium-ion battery electrodes that are greener, cheaper, and charge faster than electrodes currently on the market. —Liu et al. Wang, the WPI William B. The solvents are recovered through distillation.

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Li-ion Lithium Ion Batteries Battery 243

Green Car Congress

JUNE 15, 2015

Researchers led by a team from Griffith University in Australia have developed a multifunctional polymer binder that not only maintains the outstanding binding capabilities of sodium alginate but also enhances the mechanical integrity and lithium-ion diffusion coefficient in a LiFePO 4 (LFP) electrode during the operation of the batteries.

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Li-ion Polymer Lithium Ion Sodium 150

Green Car Congress

OCTOBER 20, 2022

billion to 21 projects to expand domestic manufacturing of batteries for electric vehicles (EVs) and the electrical grid and for materials and components currently imported from other countries. The US Department of Energy (DOE) is awarding a combined $2.8 Earlier post.) Of that, $1.6 Materials Separation & Processing (Cathode Minerals).

Parts 459

Parts Batteries Battery Lithium Ion 459

Green Car Congress

OCTOBER 17, 2020

Scientists at Stanford and SLAC redesigned current collectors to make lithium-ion batteries lighter, safer and more efficient. They replaced the all-copper conductor, middle, with a layer of lightweight polymer coated in ultrathin copper (top right), and embedded fire retardant in the polymer layer to quench flames (bottom right).

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Lithium Ion Polymer Batteries Battery 397

Green Car Congress

DECEMBER 22, 2018

Researchers from the University of Houston and the Toyota Research Institute of America have discovered a promising new version of high-energy magnesium batteries, with potential applications ranging from electric vehicles to battery storage for renewable energy systems. —Dong et al.

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Toyota Energy Batteries Battery 307

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. mAh g S -1 , depending on the cycling rate. —Agostini & Hassoun (2015).

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Li-ion Polymer Lithium Sulfur Energy 150

Green Car Congress

OCTOBER 28, 2021

The US Department of Energy (DOE) is awarding $209 million in funding to 26 new national laboratory projects focusing on electric vehicles, advanced batteries and connected vehicles. Battery 500 Phase 2, with BNL, INL, SLAC, General Motors and 8 universities as partners. 3D Printing of All-Solid-State Lithium Batteries.

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Connect Connected Li-ion Batteries 186

Green Car Congress

JUNE 18, 2011

million (US$5 million) research project to create a new class of fast rechargeable zinc-polymer batteries for hybrid and small electric vehicle applications. The PolyZion (Fast rechargeable zinc-polymer battery based on ionic liquids) received funding of €2.4 An EU consortium is two years into a 3-year, €3.5

Polymer 240

Polymer Recharge Electric Vehicles Batteries 240

Green Car Congress

OCTOBER 18, 2018

Germany’s Ministry of Education and Research (BMBF) has launched a new €16-million cluster—FestBatt—to foster basic research into solid-state batteries. Fourteen scientific institutions have joined FestBatt; the competence cluster is coordinated by the University of Gießen (JLU).

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Kits Batteries Battery Polymer 255

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. However, polyaniline suffers from two major problems which hinder its application in lithium sulfur batteries.

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Lithium Sulfur Universal Batteries Battery 246

Green Car Congress

SEPTEMBER 25, 2017

The clean technology company Danish Power Systems (DPS), with partners at the Technical University of Denmark (DTU) and the University of Chemistry and Technology in Prague, Czech Republic, reports the best operating stability for high-temperature polymer fuel cells (HTPEMFC) yet. μV h −1 for a reference membrane.

Polymer 170

Polymer Czech Republic Fuel Power 170

Green Car Congress

MARCH 16, 2014

Researchers at Mie University in Japan have developed a new protected lithium electrode for aqueous lithium/air rechargeable batteries. Lead researcher Nobuyuki Imanishi said that the system has a practical energy density of more than 300 Wh/kg, about twice that of many commercial lithium-ion batteries.

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Universal Li-ion Lithium Air Batteries 236

Green Car Congress

OCTOBER 8, 2018

Researchers in China report that commercialized liquid electrolyte can be easily converted into a novel quasi-solid gel polymer electrolyte (GPE) via a simple and efficient in situ gelation strategy. O 2 , revealing tremendous potential in promoting the large-scale application of future Lithium metal batteries (LMBs).

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Convert China Polymer Batteries 270

Green Car Congress

AUGUST 26, 2019

Researchers at MIT, with a colleague from Tsinghua University, have developed a safety envelope for Li-ion batteries in electric vehicles by using a high accuracy finite element model of a pouch cell to produce more than 2,500 simulations and subsequently analyzing the data with Machine Learning (ML) algorithms.

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Lithium Ion MIT Li-ion Batteries 332

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. Schematic images and cycle characteristics of all-solid-state sulfur battery (bottom).

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Carbon Lithium Sulfur Li-ion Batteries 243

Green Car Congress

SEPTEMBER 26, 2022

million research center, led by Michigan Engineering and funded by the US Department of Energy, will focus on understanding an emerging branch of science involving mechanical and chemical phenomena that affect advanced battery designs. —Jeff Sakamoto, professor of mechanical engineering at U-M and director of the new center.

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Lithium Ion Energy Storage Michigan Universal 199

Green Car Congress

APRIL 25, 2020

Researchers from the University of Western Ontario (UWO), the University of Toronto and Glabat Solid-State Battery Inc. have proposed a novel strategy to extend the electrochemical stability window (ESW) of PEO-based solid polymer electrolytes (SPEs) based on their new understanding of the ESW limiting factor. Yang et al.

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Polymer Universal Batteries Battery 221

Green Car Congress

OCTOBER 25, 2018

The results are the first under Talga’s UK Government funded “Safevolt” project—a Talga-led program run in conjunction with consortia partners, Johnson Matthey, the University of Cambridge and manufacturing research group, TWI. 95% reversible capacity (after 45 cycles - tests ongoing).

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Li-ion Batteries Battery Lithium Ion 268

Green Car Congress

JULY 31, 2019

Australia-based biotechnology company Circa Group, which produces its bio-based solvent Cyrene from waste cellulose, is participating in a project to develop the first UK industrial scale capability to reclaim and reuse the most valuable components of end-of-life electrical vehicle (EV) batteries.

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Batteries Battery Polymer Li-ion 186

Green Car Congress

DECEMBER 7, 2016

and the University of Surrey, in collaboration with the University of Bristol, have developed new, crosslinked gel-matrix polymer electrolytes exhibiting measured capacitance values more than 100 times those of conventional electrolytes. Researchers from Augmented Optics Ltd.

Energy 150

Energy Polymer Batteries Battery 150

Green Car Congress

FEBRUARY 23, 2010

A team of researchers at MIT and Pennsylvania State University, which has been working on a new layer-by-layer (LbL) method for producing novel kinds of membranes, has developed a new solid-state polymer electrolyte for use in electrochemical devices such as fuel cells and batteries using that method. Argun et al.

Polymer 186

Polymer Fuel MIT Batteries 186

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. The growth of the Li dendrites not only decays the performance of batteries but also leads to potential safety hazard.

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Lithium Sulfur Li-ion Batteries Battery 259

Green Car Congress

JULY 20, 2020

The United States Advanced Battery Consortium LLC (USABC), a subsidiary of the United States Council for Automotive Research LLC (USCAR), and a collaborative organization of FCA US LLC, Ford Motor Company and General Motors, has awarded a $2.4-million —Yan Wang. The solvent is recovered via a complex evaporation-condensation process.

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Low Cost Batteries Battery Charging 186

Green Car Congress

SEPTEMBER 14, 2015

Researchers at Carnegie Mellon University have discovered how nanoscale polymer films limit future cost reductions in fuel cell electric vehicles. Researchers agree that polymer electrolyte films that are only tens of nanometers thick are in some way responsible. The results were reported in a paper in the ACS journal Langmuir.

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Polymer Commercial Fuel Transportation 150

Cars That Think

JUNE 12, 2023

Researchers at two institutions in Istanbul have created nano-tattoos capable of passive wireless communications with nearby devices, without the need for external power sources such as batteries. As a post-doctoral research associate at the University of Texas, Kireev co-created a graphene tattoo that can accurately measure blood pressure.

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Batteries Battery Universal Massachusetts 145

Green Car Congress

JULY 7, 2015

The lead inventors of the technology are UCSB professor Dr. Alan Heeger, the recipient of a Nobel Prize in 2000 for the discovery and development of conductive polymers, and Dr. David Vonlanthen, a project scientist and expert in energy storage at UCSB. Startup BioSolar, Inc. Startup BioSolar, Inc. Both are scientific advisors to BioSolar.

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Polymer Li-ion Low Cost 2014 150

Green Car Congress

FEBRUARY 3, 2020

Researchers at MIT and their colleagues are proposing a new design for electrodes that, based on the long-sought goal of using pure lithium metal as the anode, could lead to longer-lived batteries with higher energy densities. The metal then shrinks again during discharge, as the battery is used.

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Li-ion Design Molten Salt Batteries 268