Green Car Congress

DECEMBER 6, 2021

Using a microscopic method for measuring electrical potential, a team of scientists at Sandia National Laboratories may have discovered how to identify rate-limiting processes in solid-state batteries. Solid-state batteries employ solid electrolytes instead of electrochemical gels and liquids and generally power small electronics.

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Li-ion Lithium Ion Battery Batteries 481

Green Car Congress

MAY 21, 2013

a developer of lithium-ion batteries using silicon nanowire anodes ( earlier post ), has launched the first generation of its high-capacity and high-energy-density Li-ion batteries. Amprius has also signed contracts with its OEM customers to design batteries that meet custom specifications. Batteries'

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Li-ion Lithium Ion Energy Battery 334

Green Car Congress

DECEMBER 5, 2021

A new study by researchers from Argonne National Laboratory and the University of Illinois Urbana-Champaign seeking to identify the reasons that cause the performance of fast-charged lithium-ion batteries to degrade in EVs has found interesting chemical behavior of the anode as the battery is charged and discharged.

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Li-ion Lithium Ion Charging Battery 321

Green Car Congress

SEPTEMBER 25, 2013

Researchers at Arizona State University have shown that paper-folding concepts can be applied to Li-ion batteries in order to realize a device with higher areal energy densities. the areal capacity compared to a planar battery. Areal discharge capacities for Miura-folded versus unfolded cells. —Cheng et al.

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Li-ion Concept Energy Battery 331

Green Car Congress

OCTOBER 25, 2014

Most electrolytes currently used in Li-ion batteries contain halogens, which are toxic. An in-depth study based on first-principles calculations by researchers at Virginia Commonwealth University has shown that the anions of commercially available electrolytes for Li-ion batteries are all superhalogens.

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Li-ion Battery Batteries Lithium Ion 268

Green Car Congress

DECEMBER 18, 2014

A team led by researchers at Chungnam National University (S. O 2 (Li 1.2 Proposed interfacial reaction and SEI formation mechanisms of the Li 1.2 V vs. Li/Li + , which can provide enhanced energy density compared to ?136 1 by LiCoO 2 in a commercial battery. Pham et al. Click to enlarge. 1 ) compared to ?136

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Li-ion Ni-Li Energy Lithium Ion 329

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. La,Li)NbO 3 ) and Li 1.3

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Li-ion Battery Batteries Production 459

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. Prakash et al. Resources Prakash, P.,

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Lithium Ion Li-ion Battery Batteries 444

Green Car Congress

NOVEMBER 26, 2018

Researchers from Western University, Canadian Light Source, and the Chinese Academy of Sciences have proposed a novel solid-phase Li-S transformation mechanism that enables high energy Li-S batteries in conventional Li-ion carbonate electrolytes. —Li et al.

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Li-ion Lithium Sulfur Battery Batteries 249

Green Car Congress

MARCH 13, 2020

Commercial fast-charging stations subject electric car batteries to high temperatures and high resistance that can cause them to crack, leak, and lose their storage capacity, according to researchers at the University of California, Riverside (UCR) in a new open-access study published in the journal Energy Storage. Ozkan Lab/UCR).

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International Commercial Li-ion Charging 524

Green Car Congress

OCTOBER 25, 2018

Australian advanced materials technology company Talga Resources Ltd announced positive initial test results from the development of its graphene silicon lithium-ion anode in the UK. The Safevolt project is an enabler for industry wanting higher Li-ion battery capacity above the level of standard graphite (exceeding maximum 372 mAh/g).

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Li-ion Battery Batteries Lithium Ion 268

Green Car Congress

JULY 18, 2019

Solid-state materials with high ionic conduction are necessary for many technologies, including all-solid-state lithium (Li)-ion batteries. The move to solid state batteries offers a number of advantages, including safety, but lithium ions in solids are less mobile than in liquids. the arrangement of atoms). …

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Li-ion Battery Batteries Lithium Ion 262

Green Car Congress

OCTOBER 13, 2014

Researchers from Nanyang Technological University (NTU Singapore) led by Professor Xiaodong Chen have developed a new TiO 2 gel material for Li-ion battery anodes. A battery equipped with the new anode material can be recharged up to 70% in only 2 minutes. A 2013 paper (Dylla et al. ) —Prof. and Chen, X.

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Li-ion Singapore Lithium Ion Battery 290

Green Car Congress

AUGUST 30, 2022

A research team at Korea Electrotechnology Research Institute (KERI) has developed a high-capacity Li-metal battery with improved rate performance and stability using a one-dimensional Li-confinable porous hollow carbon host. However, these hosts suffer from unwanted Li growth on their surface (i.e., Kang et al.

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Li-ion Battery Batteries Store 415

Green Car Congress

DECEMBER 1, 2022

Researchers from Renmin University and Tsinghua University in China have developed a novel shape-memorized current collector (SMCC), which can successfully brake battery thermal runaway at the battery internal overheating status. A paper on their work is published in the ACS journal Nano Letters. 2c03645.

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Li-ion Battery Batteries Polymer 435

Green Car Congress

APRIL 11, 2021

Scientists from Tohoku University have developed a new fluorine-free calcium (Ca) electrolyte based on a hydrogen (monocarborane) cluster that could potentially realize rechargeable Ca batteries. High-energy-density and low-cost calcium (Ca) batteries have been proposed as ‘beyond-Li-ion’ electrochemical energy storage devices.

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Recharge Li-ion Battery Batteries 418

Green Car Congress

MAY 10, 2019

A team of researchers led by a group from the University of Maryland has. volts versus Li/Li +. Combining this cathode with a passivated graphite anode, the team created a 4V-class aqueous Li-ion full cell with an energy density of 460 Wh kg -1 of total composite electrode and about 100% Coulombic efficiency.

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Li-ion Conversion Energy Battery 271

Green Car Congress

JANUARY 11, 2022

All-solid-state lithium batteries could address a number of the shortcomings of conventional lithium-ion batteries in advanced applications such as in electric vehicles, which demand high energy densities, fast charging, and long cycle lives. cm 2 ) by annealing the sample in a battery form. —Kobayashi et al.

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Battery Batteries Li-ion F-150 497

Green Car Congress

DECEMBER 1, 2020

Magnesium batteries have long been considered a potentially safer and less expensive alternative to lithium-ion batteries, but previous versions have been severely limited in the power they delivered. The combination affords a Mg battery that delivers a specific power of up to 30.4?kW?kg —Dong et al.

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Li-ion Battery Batteries Powered 373

Green Car Congress

JUNE 17, 2018

Japan’s New Energy and Industrial Technology Development Organization (NEDO) has launched the second phase of a major solid-state Li-ion battery project in a quest to achieve both high energy density and safety in batteries for electric vehicles. Maxell Corporation; Murata Manufacturing Co., Yamaha Mr. .;

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Li-ion Universal Japan Lithium Ion 210

Green Car Congress

DECEMBER 2, 2019

A team from Zhejiang A&F University, Huazhong University of Science and Technology (HUST), and Stanford University have developed a binder-free, flexible, and free-standing electrode comprising an unprecedented 92% silicon content for Li-ion batteries. 1 (Li 15 Si 4 ). —Wang et al.

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Li-ion Battery Batteries Lithium Ion 243

Green Car Congress

JUNE 19, 2014

The US Department of Energy (DOE) has six recently launched applied battery research (ABR) projects as part of its Vehicle Technologies portfolio. TIAX proposes that using a blended Si/hard carbon anode will allow the design of cells capable of delivering high energy during EV operation and high power during HEV mode of the battery.

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Li-ion PHEV Ni-Li Battery 316

Green Car Congress

NOVEMBER 1, 2018

A team from Monash University, a leading university in Australia, and the Toyota Research Institute North America (TRINA), a division of Toyota Motor North America R&D (TMNA) based in Ann Arbor, Michigan, reports a novel family of closo-boron-cluster based room temperature ionic liquids (RTILs). Photo Credit: Dr. Mega Kar.

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Universal Li-ion Toyota North America 283

Green Car Congress

JANUARY 25, 2018

Engineers at the University of California San Diego and the University of California Los Angeles have developed an energy-efficient approach to regenerate Li-ion battery cathode materials (using LiCoO 2 as a model material) by hydrothermal treatment of cycled electrode particles followed by short annealing.

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Li-ion San Diego Lithium Ion Energy 225

Green Car Congress

DECEMBER 17, 2013

Researchers at the University of Waterloo (Canada) and the General Motors Global Research and Development Center have developed a novel, economical flash heat treatment (FHT) for fabricated silicon-based Li-ion electrodes to boost the performance and cycle capability of Li-ion batteries. V vs Li/Li +.

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Li-ion Battery Batteries Polymer 294

Green Car Congress

OCTOBER 7, 2021

Researchers at Changsha University of Science & Technology in China have used spent asphalt to produce a high-performance universal Li/Na/K-ion anode material. As an anode material for Li-ion batteries, the mesoporous carbon exhibits a reversible capability of 674.2 —Xie et al. 2021.230593.

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Li-ion Carbon Convert Battery 221

Green Car Congress

NOVEMBER 8, 2020

A team from Shandong University of Technology in China has proposed a new process to recycle anode materials from spent lithium-ion batteries and to reuse the graphite. The copper foil can be directly reused without further treatment, the Cu 2+ and Li + in the electrolyte can be recovered by precipitation. C are 427.81

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Li-ion Lithium Ion Battery Batteries 230

Green Car Congress

JUNE 22, 2021

The energy density of traditional lithium-ion batteries is approaching a saturation point that cannot meet the demands of the future—in electric vehicles, for example. Lithium metal batteries can provide double the energy per unit weight when compared to lithium-ion batteries. —Rajendran et al.

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Carbon Li-ion Lithium Ion Battery 344

Green Car Congress

AUGUST 26, 2021

Researchers at Chalmers University of Technology, Sweden, have developed a nanometric graphite-like anode for sodium ion (Na + storage), formed by stacked graphene sheets functionalized only on one side, termed Janus graphene. Na is comparable to graphite for standard lithium ion batteries. 100 to 150 mA h g ?

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Sodium Li-ion Lithium Ion Battery 379

Green Car Congress

NOVEMBER 20, 2018

The Swiss battery system manufacturer ecovolta has developed a standardized Li-ion traction battery which can significantly reduce the time and expense needed to bring electric vehicles to the serial production stage. Previously, customised battery packs were developed for each individual vehicle model.

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Li-ion Standards Golf Cart Battery 255

Green Car Congress

SEPTEMBER 8, 2020

The new EPIC project coordinated by Karlsruhe Institute of Technology (KIT) is aimed at accelerating the drying of high-quality electrodes for lithium-ion batteries, increasing the energy efficiency of this process and, hence, reducing the cost of production. EPIC is funded by the Federal Ministry of Research with €3 million.

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Li-ion Kits Lithium Ion Battery 243

Green Car Congress

MARCH 29, 2020

Researchers at the Graduate School of Engineering and Graduate School of Science at the University of Tokyo have designed and synthesized a fluorinated cyclic phosphate solvent, 2-(2,2,2-trifluoroethoxy)-1,3,2-dioxaphospholane 2-oxide (TFEP), for use in lithium-ion batteries. © 2020 Yamada et al. —Professor Atsuo Yamada.

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Li-ion Lithium Ion Energy Battery 348

Green Car Congress

DECEMBER 21, 2018

is funding a research consortium with the University of British Columbia (UBC) to develop a low-cost and scalable method for fabricating silicon-based anodes to improve the energy density of Li-ion batteries. Fabrication and evaluation of Si-based anode for Li-ion batteries.

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Li-ion Universal Energy Battery 191

Green Car Congress

APRIL 5, 2021

Researchers at King Abdullah University of Science and Technology (KAUST) in Saudi Arabia have developed a continuous electrically-driven membrane process which successfully enriches lithium from seawater samples of the Red Sea by 43,000 times (i.e., ppm) with a nominal Li/Mg selectivity >45 million. —Li et al. to 9013.43

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Li-ion Saudi Arabia Sodium Electrical 476

Green Car Congress

JANUARY 20, 2014

Steven Chu, a Nobel Laureate and the former Secretary of Energy, has joined the Board of Directors of Amprius, a developer of high-energy and high-capacity lithium-ion batteries using silicon nanowire anodes ( earlier post ). Amprius’ technology was initially developed at Professor Yi Cui’s laboratory at Stanford University; Prof.

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Li-ion Companies Energy Battery 301

Green Car Congress

APRIL 21, 2021

Sionic’s silicon-anode battery cell designs incorporate the company’s complete technology innovations that deliver up to 50% greater energy density, 30% lower cost, and increased safety, and can be integrated into cylindrical, pouch, or prismatic cell formats in existing cell production supply chains and infrastructure. —Ed Williams.

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Li-ion Commercial Lithium Ion Energy 221

Green Car Congress

AUGUST 7, 2017

The Army is working to replace all alkaline and nickel metal hydride field batteries with Li-ion batteries. “ The Army is developing hybrid vehicles for use on the battlefield, and that means they will also use Li-ion batteries. We want to push the voltage of Li-ion batteries higher. ”.

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Li-ion Nickel Metal Hydride Battery Batteries 207