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. Sebastian et.

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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

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 31, 2020

Hydro-Québec and The University of Texas at Austin signed an agreement for the transfer to Hydro-Québec of patents co-invented by Dr. John B. Goodenough, a professor at The University of Texas at Austin and the 2019 Nobel Laureate in chemistry and Dr. Maria Helena Braga, an associate professor at the University of Porto, Portugal.

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Li-ion Commercial Austin Lithium Ion 277

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. 2c03645.

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Li-ion Battery Batteries Polymer 435

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

Green Car Congress

MARCH 3, 2023

Vancouver-based Ceylon Graphite ( earlier post ) has completed full cell testing using spherodized vein graphite materials in commercial size pouch cells following automotive standards. This is the first time that spherodized vein graphite materials were tested in a lithium-ion battery full cell.

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Li-ion Battery Batteries Lithium Ion 243

Green Car Congress

SEPTEMBER 12, 2023

A consortium of battery scientists, led by Lawrence Berkeley National Laboratory (Berkeley Lab), will accelerate the commercialization of a new family of battery cathode materials called DRX or “disordered rock salt.” Without DRX, lithium-ion batteries would require enormous amounts of nickel and cobalt if we stay with current technologies.

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Commercial Li-ion Lithium Ion Battery 150

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 7, 2015

and Tohoku University’s Advanced Institute for Material Research (AIMR) have demonstrated technology reducing the internal resistance of all-solid-state lithium ion batteries (Li-ion battery) through the use of LiBH 4 -based complex hydrides as novel solid electrolytes. Hitachi, Ltd. Source: Hitachi. Click to enlarge.

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Li-ion Lithium Ion Universal Battery 150

Green Car Congress

DECEMBER 14, 2020

A team led by Professor Cheong Ying Chan at Hong Kong University Of Science And Technology (HKUST) Energy Institute, has proposed a novel cathode design concept for lithium-sulfur (Li-S) battery that substantially improves the performance of this kind of promising next-generation battery. Credit: HKUST. —Prof. Nanotechnol.

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Li-ion Design Saudi Arabia Lithium Sulfur 418

Green Car Congress

JANUARY 11, 2023

ARPA-E selected the following 12 teams from universities, national laboratories and the private sector to address and remove key technology barriers to EV adoption by developing next-generation battery technologies: 24M Technologies will develop low-cost and fast-charging sodium metal batteries with good low-temperature performance for EVs.

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Li-ion Battery Batteries Sodium 256

Green Car Congress

DECEMBER 28, 2022

Researchers from The University of Birmingham in the UK have demonstrated that the direct reuse of aluminum and copper current collectors from spent lithium-ion batteries (LIBs) is possible. The ever-increasing number of spent lithium-ion batteries (LIBs) has presented a serious waste-management challenge.

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Li-ion Lithium Ion Battery Batteries 284

Green Car Congress

AUGUST 22, 2022

Researchers at Nanjing University (China) have introduced a new layered C2/m oxide—Li 2 Ni 0.2 Compared with Li 2 MnO 3 (LMO), LNMR displays superior capacity, a more stable capacity retention rate, higher energy density and average discharge voltage. In such materials, 1/3 of the TM sites are occupied by Li phase.

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Ni-Li Li-ion Design Lithium Ion 365

Green Car Congress

FEBRUARY 21, 2021

An all-solid-state lithium battery using inorganic solid electrolytes requires safety assurance and improved energy density, both of which are issues in large-scale applications of lithium-ion batteries. Operational difficulty of all-solid-state batteries using them generally lies in the construction of the electrode-electrolyte interface.

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Li-ion Battery Batteries Lithium Ion 536

Green Car Congress

FEBRUARY 11, 2014

Researchers led by chemist Joseph DeSimone at the University of North Carolina at Chapel Hill, in collaboration with Nitash P. Balsara at UC Berkeley, have identified a new class of nonflammable electrolytes based on functionalized perfluoropolyethers (PFPEs) for lithium-ion batteries. —Dominica Wong, lead author. —Prof.

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Li-ion Dominica Lithium Ion Battery 261

Green Car Congress

SEPTEMBER 5, 2014

Researchers from Ningbo University in China report the first use of hydroxylamine hydrochloride (H 3 NOHCl) as anode material for lithium-ion batteries in a paper in the Journal of Power Sources. 1 —much higher than commercial graphite. Electrochemical testing shows that H 3 NOHCl with particle size of 4–12 ?m 2014.08.065.

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Li-ion Laos Lithium Ion Battery 240

Green Car Congress

DECEMBER 18, 2014

A team led by researchers at Chungnam National University (S. O 2 (Li 1.2 1 of a commercialized cell of graphite/LiCoO 2 as well as an excellent cycling stability. 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

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Li-ion Ni-Li Energy Lithium Ion 329

Green Car Congress

DECEMBER 17, 2009

Li-ion batteries) as 3D structures to enable the powering of smart dust mote devices, and outlined several theoretical 3D structures for the batteries, which would have to have very high capacities to be able to fit on the device but still provide sufficient power. Credit: ACS. Click to enlarge. Mosby and Amy L.

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Li-ion Colorado Commercial Universal 319

Green Car Congress

FEBRUARY 15, 2019

Rice University scientists have developed a detection system capable of alerting for Li dendrite formation in a two?electrode electrode battery with a Li metal anode with no additional electrodes required. Credit: Tour Group/Rice University). A paper on the work is published in the journal Advanced Materials. 4 mg cm –2.

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Universal Li-ion Battery Batteries 239

Green Car Congress

JULY 24, 2020

Researchers from the University of California San Diego (UCSD) and the University of Texas at Austin, with colleagues at the US Army Research Laboratory and Lawrence Berkeley National Laboratory, have developed a thick cobalt-free high voltage spinel (LiNi 0.5 —Li et al. (a) —Li et al. Earlier post.).

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Ni-Li Li-ion San Diego Energy Storage 307

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

OCTOBER 9, 2019

Goodenough, The University of Texas at Austin; M. Stanley Whittingham, Binghamton University, State University of New York; and Akira Yoshino, Asahi Kasei Corporation, for the development of lithium-ion batteries. The foundation of the lithium-ion battery was laid during the oil crisis in the 1970s.

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Li-ion 2019 Lithium Ion Battery 255

Green Car Congress

NOVEMBER 27, 2021

Australia-based Li-S Energy has entered into an agreement with Janus Electric to develop and to test lithium sulfur and/or lithium-metal battery cells to suit the requirements of the Janus Electric exchangeable prime mover battery packs. MWh) by the end of 2023, with additional demand growth expected in future years.

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Lithium Sulfur Li-ion Lithium Ion Energy 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.

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Li-ion Lithium Ion Energy Battery 348

Green Car Congress

FEBRUARY 2, 2022

Tests in a Li-ion half cell at WMG, University of Warwick (UK), of Ceylon Graphite ’s commercial spherodized, silicon-enhanced vein graphite materials yielded a 446 mAh/g specific discharge capacity (SDC) for the materials—13% higher than what is achieved for vein graphite on its own (393 mAh/g) under the same testing conditions.

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Sri Lanka Li-ion Universal Commercial 259

Green Car Congress

FEBRUARY 17, 2018

Researchers at WMG at the University of Warwick (UK) have developed a method to assess the maximum current for commercial 18650 Li-ion batteries, using novel instrumentation methods enabling in operando measurements. Schematics of the FBG sensing element embedded into a Li-ion cylindrical cell.

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Lithium Ion Commercial Li-ion Charging 284

Green Car Congress

JULY 7, 2016

Silatronix, a developer of unique organosilicon (OS) electrolytes for use in lithium-ion batteries (LIBs) ( earlier post ), has raised US$8 million in new equity capital, and secured partnerships for distribution and joint technological development. Current Li-ion electrolytes are unstable above 60 °C and at charge voltages above 4.3

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Li-ion Battery Batteries Wisconsin 150

Green Car Congress

JULY 26, 2017

Toyota, which has been working on solid-state batteries for EVs for a number of years ( earlier post ), is in the news with a report by the Wall Street Journal that it will be ready to commercialize a solid-state battery by 2022. However, there remain a number of unresolved issues precluding commercialization at this point.

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Li-ion MIT Battery Batteries 170

Green Car Congress

FEBRUARY 16, 2014

Researchers at Stanford University and the Department of Energy’s SLAC National Accelerator Laboratory, led by Professor Yi Cui, are proposing a new nanoscale design inspired by pomegranates for high energy capacity but large-volume-change lithium battery anodes such as those using silicon. The active material mass loading was ~0.2

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Li-ion Design Commercial Battery 246

Green Car Congress

JANUARY 29, 2018

Researchers at WMG (Warwick Manufacturing Group), The University of Warwick (UK) have developed Silicon-Few Layer Graphene (Si-FLG) composite electrodes as an effective approach to replacing graphite in the anodes of lithium-ion batteries. An open-access paper on their work is published in Scientific Reports. Qianye Huang, Melanie J.

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Li-ion Lithium Ion Battery Batteries 191

Green Car Congress

JANUARY 10, 2016

Researchers from the East China University of Science and Technology, Shanghai have synthesized a flexible freestanding silicon/reduced graphene oxide (Si/rGO) hybrid film anode for Li-ion batteries. A paper on their work in published in the Journal of Power Sources. 2015.12.107.

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Li-ion Battery Batteries 2016 150

Green Car Congress

FEBRUARY 16, 2019

The US Department of Energy (DOE) has launched its first lithium-ion battery recycling center, called the ReCell Center. University and national laboratory collaborators will use state-of-the-art R&D tools at their home institutions to develop new methods for separating and reclaiming valuable materials from spent EV batteries.

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Li-ion Lithium Ion Battery Batteries 328

Green Car Congress

FEBRUARY 10, 2015

Lawrence Berkeley National Laboratory (Berkeley Lab) battery scientist Nitash Balsara and co-inventor Joseph DeSimone of the University of North Carolina at Chapel Hill, have launched Blue Current , a startup company backed by investment firm Faster LLC, to commercialize their non-flammable electrolytes for Li-ion batteries.

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Li-ion Commercial Lithium Ion Battery 150

Green Car Congress

APRIL 23, 2017

Researchers at the University of California, Riverside’s Bourns College of Engineering have used waste glass bottles and a low-cost chemical process to fabricate nanosilicon anodes for high-performance lithium-ion batteries. The UCR Office of Technology Commercialization has filed a patent application for the inventions above.

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Li-ion Waste Lithium Ion Battery 150

Green Car Congress

APRIL 20, 2023

Currently CATL has an extensive technology roadmap for batteries, and has developed the capability to turn fundamental research to industrial application, and then to large-scale commercial applications. For example, in 2021, CATL rolled out the first generation of sodium-ion battery with an energy density of 160 Wh/kg.

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Energy Li-ion Battery Batteries 435