Green Car Congress

AUGUST 14, 2019

The work will focus on the use of Organosilicon (OS) electrolytes to improve the cycling stability of Li-ion cells using NMC622 and NMC811 cathode materials in combination with various state-of-the-art anode materials. High-nickel NMC based Li-ion battery cells provide an excellent balance of power capability and energy density.

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Li-ion Batteries Battery Wisconsin 191

Green Car Congress

JUNE 14, 2019

Natron Energy, a developer of new battery cell technology based on Prussian Blue analogue electrodes and a sodium-ion electrolyte, has ( earlier post ), has been awarded a $3-million grant by the California Energy Commission (CEC) for “Advanced Energy Storage for Electric Vehicle Charging Support.”

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Energy Storage Energy California Li-ion 191

Green Car Congress

DECEMBER 18, 2014

Korea) has developed a novel high-voltage electrolyte additive, di-(2,2,2 trifluoroethyl)carbonate (DFDEC), for use with the promising lithium-rich layered composite oxide high-energy cathode material xLi 2 MnO 3 ·(1-x)LiMO 2 (M = Mn, Ni, Co). O 2 (Li 1.2 1 with an excellent charge-discharge cycling stability at the rate of 0.2C.

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Li-ion Ni-Li Energy Lithium Ion 329

Green Car Congress

AUGUST 29, 2023

a provider of precision nano-coating technology, and 6K Energy, a developer of critical materials for lithium-ion batteries, signed an agreement to implement commercial-scale production of 6K Energy’s US-made battery materials with Forge Nano’s proprietary Atomic Armor surface technology platform (commercial-scale Atomic Layer Deposition (ALD)).

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Commercial Li-ion Energy Production 150

Green Car Congress

APRIL 16, 2018

Researchers led by a team at UC Berkeley have demonstrated high-capacity manganese-rich cathodes for advanced lithium-ion batteries. Although Mn [manganese] has been used in a spinel cathode, and Fe in the LiFePO 4 olivine, these compounds suffer from low energy density. —Lee et al.

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Li-ion Ni-Li Design Lithium Ion 257

Green Car Congress

JUNE 15, 2023

Prelithiation involves preloading the anode material with lithium prior to assembling the battery, as opposed to the conventional process of intercalating Li ions into the electrode material during the initial charge-discharge cycles of the assembled battery.

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Li-ion Lithium Ion Companies Low Cost 150

Get Electric Vehicle

AUGUST 16, 2023

To better understand the severity of the cost component, let us look at the cost comparison between Solid state and Li-Ion batteries. In a broad sense, the use of lithium-ion batteries that started the EV revolution has been the industry standard in the EV sector. Li-Ion Batteries: What Made Them The Most Desired?

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Li-ion Lithium Ion Batteries Battery 75

Green Car Congress

FEBRUARY 6, 2020

Stealth-mode electrochemical energy storage startup SPARKZ Inc. has exclusively licensed five battery technologies from the Department of Energy’s Oak Ridge National Laboratory (ORNL) designed to eliminate the use of cobalt metal in lithium-ion batteries. SPARKZ Inc.

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Energy Storage Lithium Ion Energy Batteries 275

Green Car Congress

JUNE 29, 2023

To pre-store fluorine source on positive-charged species, here we show a cation that carries fluorine in its structure is synthesized and its contribution to interphasial chemistry is explored for the very first time. This combination is called an ionic liquid—a liquid consisting of positive and negative ions.

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Lithium Ion Batteries Battery Li-ion 368

Green Car Congress

FEBRUARY 12, 2018

S 0.5 ) nanoplates for use as Li-ion anodes. Thus, it is extremely important to develop new anode materials for batteries with high energy density. Tin, as a result of an alloying reaction with Li, delivers a high theoretical gravimetric capacity of 994 mA h g ? Electrochemical performance of a Li-ion full cell. (a)

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Li-ion Batteries Battery Lithium Ion 186

Green Car Congress

MARCH 2, 2023

Researchers led by the Department of Energy’s Pacific Northwest National Laboratory (PNNL) have extended the capacity and duration of sodium-aluminum batteries. Specifically, after 345 charge/discharge cycles at high current, this acidic reaction mechanism retained 82.8% of peak charge capacity. —Weller et al.

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Molten Salt Grid Design Sodium 396

Green Car Congress

AUGUST 2, 2017

Researchers at Oak Ridge National Laboratory (ORNL) have discovered a way to achieve the promise of bronze-phase vanadium dioxide [VO 2 (B)] as an electrode material for Li-ion batteries. In addition, the theoretical capacity and energy density of VO 2 (B) (323 mAh/g at a redox voltage of 2.6 Wh/g), LiFePO 4 (165 mAh/g at 3.5

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Li-ion Lithium Ion Energy Storage Connect 170

Green Car Congress

MAY 1, 2018

Researchers at the Ningbo Institute of Materials Technology & Engineering in China have developed new hybrid electrolytes to support high-voltage Li-ion batteries (e.g., ~5 O 4 /Li batteries are improved by using the hybrid electrolytes. a) Comparison of full state-of-charge curves of the LiNi 0.6

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Li-ion Hybrid Batteries Battery 199

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. Coating the silicon nanoparticles with carbon to improve their stability and energy storage properties.

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Li-ion Waste Lithium Ion Batteries 150

Green Car Congress

JULY 8, 2013

The working concept of I3 – /I – redox reaction in the aqueous Li-I 2 battery. A team from Japan’s RIKEN, led by Hye Ryung Byon, has developed a lithium-iodine (Li-I 2 ) battery system with a significantly higher energy density than conventional lithium-ion batteries. Zhao et al. Click to enlarge.

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Li-ion Ni-Li Energy Batteries 255

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. Magnesium ions hold twice the charge of lithium, while having a similar ionic radius. Nat Energy doi: 10.1038/s41560-020-00734-0.

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Li-ion Batteries Battery Power 373

Green Car Congress

DECEMBER 3, 2020

E-magy , a Dutch cleantech scale-up, has developed a technology platform for nanoporous silicon that can significantly boost the performance of next-generation lithium-ion batteries for electric vehicles (EVs). E-magy’s low-cost process manufactures structured silicon particles with nano-scale pores that do not swell and break.

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Li-ion Batteries Battery Production 311

Green Car Congress

FEBRUARY 2, 2015

Energy density comparison of the 3D nanotextile electrode and conventional LiMn 2 O 4 , LiCoO 2 , LiFePO 4 , and LiNi 0.5 The textiles showed a specific energy as high as 780 Wh kg –1 , 44–56% higher than those of conventional cathodes such as LiMn 2 O 4 , LiCoO 2 , and LiFePO 4. O 4 electrodes. Credit: ACS, Fing et al. 1 , 500 Wh kg

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Li-ion Energy Lithium Ion Building 150

Green Car Congress

JANUARY 28, 2016

A team from Stanford University and the Department of Energy’s SLAC National Accelerator Laboratory has developed a new practical, high-energy-capacity lithium-ion battery anode out of silicon by encapsulating Si microparticles (∼1–3 µm) using conformally synthesized cages of multilayered graphene. —Li et al.

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Li-ion Lithium Ion Energy Batteries 150

Green Car Congress

APRIL 29, 2022

FreeWire Technologies, a developer of ultrafast electric vehicle (EV) charging and energy management solutions, raised $125 million in new capital. Proceeds will also be used to expand the company’s talent pool and invest in R&D to drive continued innovation of its product roadmap and energy management platform.

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Charging Batteries Battery Energy Storage 195

Green Car Congress

DECEMBER 20, 2019

As the lithium-ion batteries that currently power most phones, laptops, and electric vehicles become increasingly fast-charging and high-performing, they also grow increasingly expensive and flammable. A paper on their work is published in the journal Energy Storage Materials. —Nikhil Koratkar. —Lakhnot et al.

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Li-ion Lithium Ion Batteries Battery 221

Green Car Congress

APRIL 11, 2013

(XGS), a manufacturer of graphene platelets, has launched silicon anode materials for Li-ion batteries, with immediate availability. The material displays significantly improved charge storage capacity—around 4x that of conventional anode materials—with good cycle life and high efficiencies. —Rob Privette.

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Li-ion Batteries Battery Georgia 268

Green Car Congress

MARCH 19, 2014

The nanocrystals possess high and similar Li-ion and Na-ion charge storage capacities of 580?640 1 at moderate charging/discharging current densities of 0.5?1C At 20C-rates, retention of charge storage capacities by 10 and 20 nm Sb nanocrystals can reach 78? 640 mAh g ?1 1C (1C-rate is 660 mA g ?1

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Li-ion Sodium Batteries Battery 220

Green Car Congress

NOVEMBER 28, 2021

Solvay Ventures, the venture capital fund of Solvay, invested in Sepion, a California-based start-up that specializes in advanced membranes for batteries with Li-metal anodes and liquid electrolytes. Sepion raised funds to accelerate commercialization of lithium metal batteries for long-range and low-cost electric vehicles.

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Li-ion Batteries Battery Companies 259

Green Car Congress

MARCH 13, 2015

Researchers at the Beijing Institute of Technology have found a way to process biomass-derived natural silk to create carbon-based nanosheets that could potentially be used in Li-ion batteries and other energy storage devices. Electrochemical performances of HPNC-NS as a Li-ion battery anode. (a) Click to enlarge.

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Li-ion Energy Storage Energy Batteries 150

Green Car Congress

SEPTEMBER 5, 2019

The new projects in four focus areas join the existing Faraday Institution research projects that collectively aim to deliver the organisation’s mission to accelerate breakthroughs in energy storage technologies to benefit the UK in the global race to electrification. Next generation lithium ion cathode materials.

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Energy Storage Li-ion Lithium Ion Energy 223

Green Car Congress

JUNE 24, 2020

The project will result in a unique battery system that features superior energy density, low cost, increased cycles and reduced critical materials. The proposed Li-ion battery technology will be demonstrated at TRL6 (battery pack) and validated on an automotive EV testbed. Pack 3C fast charging capability.

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Batteries Battery Li-ion 2000 360

Green Car Congress

JULY 6, 2016

Materials researchers at the Swiss Paul Scherrer Institute PSI in Villigen and the ETH Zurich have developed a very simple and cost-effective procedure for significantly enhancing the performance of conventional Li-ion rechargeable batteries by improving only the design of the electrodes without changing the underlying materials chemistry.

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Li-ion Batteries Battery Lithium Ion 170

Green Car Congress

DECEMBER 20, 2016

Garnet-type solid-state electrolytes (SSEs) for Li-ion batteries offer a range of attractive benefits, including high ionic conductivity (approaching 1 mS cm −1 at room temperature); excellent environmental stability with processing flexibility; and a wide electrochemical stability window. With the garnet composition Li 7 La 2.75

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Li-ion Lithium Ion Batteries Battery 150

Green Car Congress

AUGUST 23, 2012

Ragone plot showing the energy density and power density of photothermally reduced graphene. Although activated carbon lies well within the Li-ion battery region for lower C rates (1 C), its performance drastically reduces at higher power rates. largely governed by Li + diffusivity and electron conductivity.

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Li-ion Lithium Ion Carbon Charging 240

Green Car Congress

JULY 2, 2011

In a paper published in the ACS journal Nano Letters , they suggest that this material represents a promising cathode material for rechargeable Li-ion batteries with high energy density. Sulfur also possesses other advantages such as low cost and environmental benignity. Earlier post.) Nevertheless, Wang et al.

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Li-ion Energy Batteries Battery 239

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. The estimated sodium storage up to C 6.9

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Sodium Li-ion Lithium Ion Batteries 493

Green Car Congress

JANUARY 1, 2014

Researchers from Shanghai University have synthesized Fe 2 O 3 -graphene sheet-on-sheet sandwich-like nanocomposites that, when used as an anode for Li-ion battery, shows a high reversible capacity of 662.4 These metal oxides electrodes have shown much higher Li-ion storage capacities than that of commercial graphite anodes.

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Li-ion Batteries Battery Carbon 240

Green Car Congress

JANUARY 15, 2020

Enevate, a developer of advanced silicon-dominant Li-ion battery technology capable of extreme fast charging for electric vehicles (EVs), announced its new fourth-generation technology optimized for high volume commercialization and manufacturing at gigafactory scale. Achieves 800 Wh/L and 340 Wh/kg in large-format EV cells.

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Li-ion Batteries Battery Production 247

Green Car Congress

SEPTEMBER 24, 2021

University of California San Diego nanoengineers, in collaboration with researchers at LG Energy Solution, have developed a battery that combines a solid-state electrolyte and an all-silicon anode. The initial rounds of tests show that the new battery is safe, long lasting, and energy dense.

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Li-ion San Diego Lithium Ion Batteries 284

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. 750 mAh g –1 over 500 cycles (85% of the initial capacity). Credit: ACS, Lee et al.

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Li-ion Lithium Sulfur Batteries Battery 150

Green Car Congress

NOVEMBER 22, 2013

Low-cost 14V micro hybrid systems and full (strong) hybrid (i.e., Although NiMH is still the dominant battery in the high-voltage hybrid market, Li-ion technology started to take market share around 2009 and is expected to continually increase its share with time. Li-Ion batteries for strong hybrids are in short supply.

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Li-ion Hybrid NiMH Batteries 265