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 2018.04.060.

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Li-ion Hybrid Batteries Battery 199

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. Thus, VO2(B) has been expected to exhibit both high capacity and rapid Li ion diffusion. —Lee et al. Click to enlarge.

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Li-ion Lithium Ion Energy Storage Connect 170

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

AUGUST 23, 2012

For comparison, activated carbon control has also been plotted. 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. Credit: ACS, Mukherjee et al.

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Li-ion Lithium Ion Carbon Charging 240

Green Car Congress

JULY 6, 2018

The team fabricated large-size lithium-ion batteries using the HD-TNO anode and a LiNi 0.6 1 for 10 s at 50% state of charge (SOC), and fast-charging from 0% to 90% SOC in less than 6? 1 for 10 s at 50% state of charge (SOC), and fast-charging from 0% to 90% SOC in less than 6?min. —Takami et al.

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Li-ion Lithium Ion Energy Charging 150

Green Car Congress

JUNE 6, 2013

Researchers at Oak Ridge National Laboratory (ORNL) have designed and tested an all-solid lithium-sulfur battery with approximately four times the energy density of conventional lithium-ion technologies. C, which is 8 orders of magnitude higher than that of Li 2 S (lithium sulfide). Earlier post.).

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Li-ion Lithium Sulfur Lithium Ion Batteries 239

Green Car Congress

MARCH 19, 2012

Long-term stability of specific discharge capacity for: (A) Cu-coated a-Si:H and (B) pristine a-Si:H.The theoretical charge storage capacity of graphite is given for comparison. Credit: ACS, Murugesan et al. Click to enlarge. Nano-sized a-Si should offer even better tolerance to volume expansion/contraction processes.

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Li-ion Lithium Ion Batteries Battery 353

Green Car Congress

APRIL 28, 2014

Researchers at Argonne National Lab have proposed a novel composite Li-ion anode material of GeO 2 –Sn 30 Co 30 C 40 , which combines the advantageous properties of Sn–Co–C (long cycle life) and GeO 2 (high capacity). Li ions, corresponding to 1623 mAh g ?1 charge capacities of 1501 and 1200 mAh g ?1

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Li-ion Lithium Ion Conversion Cheap 199

Green Car Congress

JUNE 12, 2012

A123 Systems introduced Nanophosphate EXT ( EX treme T emperature), a new lithium-ion battery technology capable of operating at extreme temperatures without requiring thermal management. We feel that we have erased the cold cranking deficit—the Achilles heel [for Li-ion] from a performance perspective against lead acid. ”

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Li-ion Lead Acid Lithium Ion Hybrid 359

Green Car Congress

MARCH 28, 2022

Lithium-sulfur batteries are prospects for future batteries as they are made from cheaper and more environmentally friendly materials than lithium-ion batteries. Various different materials are formed during the discharge/charge cycles and these cause various problems.

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Lithium Sulfur Batteries Battery Li-ion 195

Get Electric Vehicle

JULY 26, 2021

Lithium-ion batteries have a profound role in triggering the EV revolution going on now. The ingenious idea to incorporate Li-ion batteries transformed electric vehicles from boring and lame to thrilling and exhilarating. Another concern is that ‘what to do with the Li-ion batteries once their lifetime is over?’

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Li-ion Batteries Battery India 52

Green Car Congress

JULY 13, 2011

A team of researchers from CNRS, IPB and SAFT in France and UMICORE in Belgium report on the synthesis and performance of a new high-power cathode material for Li-ion batteries (NMCA) in a paper in the Journal of Power Sources. Li 1.11 (Ni 0.40 Biensan (2011) Li(Ni 0.40 Al 0.05 ) 0.89 Al 0.05 ) 0.89 Al 0.05 ) 0.89

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Li-ion Ni-Li Power Powered 210

Green Car Congress

MARCH 2, 2023

Specifically, after 345 charge/discharge cycles at high current, this acidic reaction mechanism retained 82.8% of peak charge capacity. In comparison, the energy density for lithium-ion batteries used in commercial electronics and electric vehicles is around 170–250 Wh/kg. Weller et al. Resources J. 2023.01.009

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Molten Salt Grid Design Sodium 396

Green Car Congress

APRIL 15, 2013

The memory effect of the battery is written in a cycle with partial charging (here, 50% of the battery’s storage capacity) followed by complete discharge. In the subsequent cycle, the memory effect is evident through an overvoltage (small “bump”) at precisely the same point at which the partial charging cycle terminates. Sasaki et al.

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Li-ion Lithium Ion Batteries Battery 244

Green Car Congress

JUNE 6, 2010

Charge and discharge curves of seven different materials studied. As one of the many approaches under investigation to increase the power density, specific capacity, and cyclic efficiency of rechargeable lithium-ion batteries, researchers are seeking to develop higher-capacity anode materials (such as silicon- or tin-based materials).

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Li-ion Carbon Lithium Ion Charging 186

Green Car Congress

OCTOBER 10, 2017

Stanford researchers have developed a sodium-ion battery (SIB) that can store the same amount of energy as a state-of-the-art lithium ion, at substantially lower cost. The researchers focused mainly on the favorable cost-performance comparisons between their sodium-ion battery and lithium. —Lee et al.

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Sodium Li-ion Batteries Battery 186

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 Theoretically, V 6 O 13 can electrochemically incorporate up to 8 Li per formula unit with all the V ions being reduced to 3+ oxidation state, yielding a high theoretical specific capacity and energy.

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Li-ion Energy Lithium Ion Building 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

FEBRUARY 27, 2017

have jointly developed lithium cobalt pyrophosphate (Li 2 CoP 2 O 7 ) as a high-energy-density cathode material for all-solid lithium-ion batteries. The new material can operate at charge/discharge voltages of more than 5V, which is beyond the limits of conventional lithium secondary batteries.

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Lithium Ion Li-ion Energy Batteries 150

Green Car Congress

NOVEMBER 2, 2012

Comparison of the discharge capacity and coulombic efficiency of MPSPs/PPAN anodes at various ratios versus cycle number. The new anode material can achieve more than 1,000 mAh/g capacity over more than 600 charge-discharge cycles. After being mixed with polyacrylonitrile (PAN) and pyrolyzed, MPSPs can alloy with lithium.

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Li-ion Universal Batteries Battery 240

Green Car Congress

DECEMBER 10, 2009

The aim of the project was to develop an alternative Li-ion cell chemistry that could be integrated within an HEV using a bespoke battery management system. QinetiQ has also been working on lithium-ion/iron sulphide cells for a number of years. Click to enlarge.

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Li-ion Lithium Ion PHEV 2004 218

Baua Electric

APRIL 1, 2024

The economic benefits of recycling Li-ion batteries are clear, but at present, only a small percentage of them are recycled. The two main processes for recycling lithium-ion batteries are pyrometallurgy and hydrometallurgy. There are currently two main processes for recycling lithium-ion batteries.

Building 52

Building Batteries Battery Charging 52

Green Car Congress

JULY 17, 2012

Comparison of discharge capacity and coulombic efficiency vs. cycle number for the freestanding MPSF and MPSF with pyrolyzed PAN composite during galvanostatic charge/discharge tested between 0.07-1.5V When PAN is pyrolyzed, it forms a conjugated-chain chemical structure with a specific capacity for lithium. Click to enlarge.

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Li-ion Universal Lithium Ion Batteries 231

Charged EVs

APRIL 1, 2024

The economic benefits of recycling Li-ion batteries are clear, but at present, only a small percentage of them are recycled. The two main processes for recycling lithium-ion batteries are pyrometallurgy and hydrometallurgy. There are currently two main processes for recycling lithium-ion batteries.

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Building Batteries Battery Lithium Ion 96

Green Car Congress

JULY 28, 2011

For comparison, the cycling performance of pure graphene and Sn films under the same conditions are also shown. The addition of flexible and conductive graphene layers to the Sn nanopillar arrays can provide extra “cushion” for the structure to accommodate large volume change induced by Li–Sn alloying/dealloying reactions.>.

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Li-ion Batteries Battery Lithium Ion 220

Green Car Congress

SEPTEMBER 23, 2009

Researchers at Dalhousie University in Halifax, Nova Scotia have called for new tools that can more accurately measure an electrochemical cell’s Coulombic efficiency (CE) when evaluating cycle life of lithium-ion cells as well as other battery chemistries. Such CE measurements would have to be precise on the scale of at least ±0.01%.”

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Li-ion Lithium Ion Charging Batteries 186

Green Car Congress

DECEMBER 31, 2012

Discharge capacity (left axis) and Coulombic efficiency (right axis) of the Li 2 S-C cathode as a function of cycle number. Researchers at Cornell University are proposing a new scheme for cathodes for lithium-sulfide batteries ( earlier post ) to prevent lithium polysulfide dissolution and shuttling during electrochemical cycling.

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Li-ion Lithium Ion Batteries Battery 257

Green Car Congress

NOVEMBER 1, 2017

Researchers in the Cockrell School of Engineering at The University of Texas at Austin have developed a new family of anode materials that can double the charge capacity of lithium-ion battery anodes. By comparison, realized capacity in a graphite/copper composite anode is only ~ 150 mAh g -1. —Kreder et al.

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Austin Lithium Ion Li-ion IDEA 150

Baua Electric

JUNE 17, 2023

No longer “X”, now not “W01”, Li Auto’s first natural electrical automobile is known as Li MEGA. Li MEGA can be a luxurious MPV concentrated on the automobile marketplace department above 500,000 yuan (70,100 USD), as introduced throughout the automaker’s Society Tech Pace on June seventeenth. This buyer was once Li Auto.

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Automobile Li-ion Batteries Battery 52

Green Car Congress

MARCH 30, 2018

Researchers at Rensselaer have developed a new technique using heat to enable self-healing lithium-metal anodes to eliminate dangerous dendrite buildup, paving the way for higher energy density battery technologies. This surface diffusion heals the dendrites and smoothens the Li metal surface. —Li et al. Click to enlarge.

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Li-ion Lithium Sulfur Lithium Ion Batteries 210

Green Car Congress

MAY 15, 2015

E-bike powered by Faradion prototype Na-ion battery pack. British battery R&D company Faradion has demonstrated a proof-of-concept electric bike powered by sodium-ion batteries at the headquarters of Williams Advanced Engineering, which collaborated in the development of the bike. Sodium-ion intercalation batteries—i.e.,

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Sodium Concept Li-ion Lithium Ion 150

Green Car Congress

MAY 19, 2017

Rice University scientists have used a seamless graphene-carbon nanotube (GCNT) electrode to store lithium metal reversibly and with complete suppression of dendrite formation. The areal capacities of the GCNT-Li are from 0.4 to 4 mAh cm -2 , represented by GCNT-Li-0.4 to GCNT-Li-4. Credit: ACS, Raji et al.

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Li-ion Store Batteries Battery 231

Green Car Congress

MARCH 22, 2016

The scientists synthesized two crystal materials that show great promise as lithium superionic conductors for use as solid electrolytes for Li-ion batteries. The materials, reported in a paper in the journal Nature Energy , feature an exceptionally high conductivity (25 mS cm −1 for Li 9.54 New Li 9.54 P 3 S 12 ).

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Japan Li-ion Batteries Battery 150

Green Car Congress

DECEMBER 5, 2013

Windows etched into a foil covering allow soft X-rays to measure charge dynamics in an operating electrode. Researchers at Berkeley Lab and its Advanced Light Source have developed a new soft X-ray spectroscopy technique that can measure the migration of ions and electrons in an integrated, operating battery electrode.

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Batteries Battery Charging Li-ion 286

Green Car Congress

FEBRUARY 26, 2015

In comparison, zinc-bromide flow batteries generate about 70 Wh l -1 , vanadium flow batteries can create between 15 and 25 Wh l -1 , and standard lithium iron phosphate batteries could put out about 233 Wh l -1. c) Typical charge–discharge curves at 1.5?M Source: Li et al. Bin Li, Zimin Nie, M. Click to enlarge.

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Li-ion Energy Batteries Battery 150

Green Car Congress

APRIL 27, 2014

Capacity and coulombic efficiency versus cycle index of Li-PGN cathodes at a rate of ~1C. O 2 and Li 3 V 1.98 Ce 0.02 (PO 4 ) 3 /C) measured at comparable current densities has been included for comparison. In a non-aqueous electrolyte, dendritic projections tend to develop at the lithium–electrolyte interface.

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Recharge Li-ion Carbon Batteries 252

Green Car Congress

JANUARY 4, 2016

Researchers from the Korea Advanced Institute of Science and Technology (KAIST), with colleagues from the Korea Institute of Energy Research (KIER), Qatar University and major battery manufacturer LG Chem have developed a technique for the delicately controlled prelithiation of SiO x anodes for high-performance Li-ion batteries.

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Ni-Li Li-ion Manufacturer Batteries 150