Green Car Congress

JANUARY 27, 2021

Scientists at Tokyo Institute of Technology (Tokyo Tech), Tohoku University, National Institute of Advanced Industrial Science and Technology, and Nippon Institute of Technology, have demonstrated by experiment that a clean electrolyte/electrode interface is key to realizing high-capacity solid-state lithium batteries (SSLBs). O 4 interfaces.

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Ni-Li Clean Cleaning Li-ion 243

Green Car Congress

DECEMBER 18, 2017

A new technique—operando electron paramagnetic resonance (EPR) spectroscopy— developed by researchers at Technische Universität München (TUM), Forschungszentrum Jülich, and RWTH Aachen University provides a unique insight into how the charging rate of lithium-ion batteries can be a factor limiting their lifetime and safety.

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Li-ion Lithium Ion Charging Batteries 207

Green Car Congress

APRIL 21, 2021

UK-based Nyobolt , the developer of ultra-fast charging niobium-based battery technology, has expanded its global footprint with the opening of its first US office. His appointment will further strengthen a leadership team that already combines decades of experience at companies including Lotus, Tesla, Samsung and Dyson.

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Li-ion Batteries Battery Lithium Ion 293

Green Car Congress

MAY 13, 2016

The heterostructure model well explains the distinctive structure and properties of the material, which could play an important role in boosting the capacity of Li-ion batteries. However, in crystalline form, Si possesses a structure that deteriorates during charging cycles, ultimately impacting performance.

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Li-ion Nissan Insight Batteries 150

Green Car Congress

JULY 9, 2014

Researchers at Pacific Northwest National Laboratory (PNNL), with colleagues at UC San Diego, have developed a “mesoporous silicon sponge” material that, when applied as an anode in a lithium-ion battery, can deliver capacity of up to ~750?mAh?g Batteries' 2 and ~92% capacity retention over 300 cycles were also demonstrated.

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Li-ion San Diego Lithium Ion Batteries 257

Green Car Congress

FEBRUARY 5, 2023

Lithium metal batteries with solid electrolytes are lightweight, inflammable, pack a lot of energy, and can be recharged very quickly, but they have been slow to develop due to mysterious short circuiting and failure. During fast charging, Chueh and team say, these inherent fractures open, allowing lithium to intrude. La 3 Ta 0.4

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Li-ion Water Batteries Battery 457

Baua Electric

JANUARY 19, 2024

GODI crossed a milestone by developing India’s first in-house NMC811 cathode material-based Li-ion cells, BIS certified in mid-2022. The recently certified LFP cells, meticulously designed and tested in-house, signify a giant leap toward reducing India’s dependence on imported LFP batteries.

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Li-ion India Auto Energy Storage 52

Baua Electric

APRIL 12, 2024

Given India’s dependence on 100% imported lithium-ion cells for electric vehicle batteries, there exists a compelling drive to cultivate indigenous cell and battery manufacturing capacities to meet the burgeoning demands. Log9 has an impressive record of bringing world-leading battery technology to market.

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Lithium Sulfur Li-ion Lithium Ion Auto 52

Green Car Congress

JANUARY 3, 2019

In a review published in the journal Chem of the technical issues generated by the mating of Li-metal anodes and solid-state electrolytes, a team from Tsinghua University concludes that such solid-state lithium metal batteries (SSLMBs) have “ brilliant prospects, though practically there are still many barriers to be overcome. ”.

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Li-ion Batteries Battery Energy Storage 247

Green Car Congress

APRIL 15, 2012

graphene nanocomposites as high-rate cathode materials for rechargeable lithium batteries. graphene nanocomposites by galvanostatic charge?discharge ion conduction due to increased surface area in the polymer? Since the battery performance of these kinds of polymer?graphene They characterized their polymer?graphene

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Li-ion Polymer Green Batteries 239

Green Car Congress

JUNE 6, 2016

The ability to mitigate degradation mechanisms for Ni-rich NMC and NCA provides insight into a method to enable the performance of high-voltage Li-ion batteries, they concluded. V UCV in 2 Ah pouch cells.

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Li-ion Ni-Li Batteries Battery 150

Green Car Congress

OCTOBER 15, 2018

Researchers at Changchun University of Science and Technology in China have developed a nanobox strategy to improve the performance of lithium-sulfur batteries. Li–S batteries theoretically offer a specific energy density of 2600 Wh kg ?1 transition metal sulfides have been regarded as a promising class of host materials for Li?S

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Lithium Sulfur Li-ion Batteries Battery 236

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. Crucial to the idea of lowering the cost of battery materials, myo-inositol is an abundant organic compound familiar to industry. —Lee et al.

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Sodium Li-ion Batteries Battery 186

Green Car Congress

OCTOBER 8, 2012

During discharge and charge in UHV, Li ions reversibly intercalate/de-intercalate into/from the Li x V 2 O 5 electrode. During discharge, Li ions meet with reduced oxygen on the surface of the Li x V 2 O 5 electrode forming Li 2 O 2 , which is decomposed upon recharge. The rechargeable Li?air

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Lithium Air Li-ion Recharge Insight 253

Baua Electric

APRIL 19, 2024

Unquestionably, the industry wave of the previous EVs has been lithium-ion (Li-ion) batteries used as power sources. As per Fortune Business Insights, the Indian electric vehicle industry is expected to grow at a CAGR of 66.52%, reaching USD 113.99 However, LFP batteries provide a compelling alternative.

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Li-ion Auto Lithium Ion Batteries 40

Green Car Congress

AUGUST 15, 2017

Lithium-air (or lithium-oxygen) batteries potentially could offer three times the gravimetric energy of current Li-ion batteries (3500 Wh/kg at the cell level); as such, they are looked to a potential solution for long-range EVs. One of the main problems related to Li 2 O 2 precipitation is its insulating nature.

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MIT Li-ion Toyota Batteries 199

Green Car Congress

FEBRUARY 13, 2012

Researchers at Cambridge University, Stony Brook University, and New York University have developed a non-invasive methodology, based on magnetic resonance imaging (MRI), to visualize and to characterize the changes that occur on battery electrodes and in the electrolytes of Li-ion batteries. —Chandrashekar et al.

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Li-ion Batteries Battery New York 225

Green Car Congress

AUGUST 31, 2022

The Department of Energy’s Oak Ridge National Laboratory has been selected to lead an Energy Frontier Research Center (EFRC) focused on polymer electrolytes for next-generation energy storage devices such as fuel cells and solid-state electric vehicle batteries.

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Polymer Energy Storage Energy Li-ion 150

Green Car Congress

MAY 7, 2018

The Fraunhofer institute for Transportation and Infrastructure IVI, expert in the field of lithium-ion batteries, and real-time electric vehicle data specialist ViriCiti have been collaborating to prolong battery life and lower total cost of ownership of electric buses and trucks.

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Batteries Battery Li-ion Lithium Ion 170

Green Car Congress

APRIL 2, 2021

The options for high-manganese cathodes include LMO (lithium-manganese oxide), LNMO (lithium-nickel-manganese oxide), Li-Mn-rich (also abbreviated as LMR-NMC), and LMP (lithium manganese phosphate) or LMFP (lithium-manganese-iron phosphate). Comparison between NMC 811 and three high-manganese cathodes (LMFP, Li-Mn-rich, LNMO).

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Ni-Li Li-ion Nissan Commercial 293

Green Car Congress

AUGUST 22, 2019

The discovery, published in Nature , challenges the conventional belief that lithium metal batteries fail because of the growth of the solid electrolyte interphase (SEI) between the lithium anode and the electrolyte. The findings could pave the way for bringing rechargeable lithium metal batteries from the lab to the market.

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San Diego Batteries Battery Lithium Ion 320

Green Car Congress

JUNE 14, 2012

Discharge capacity of the HCNW electrode as a function of charge?discharge discharge cycles at different charge?discharge Researchers at the Pacific Northwest National Laboratory have developed hollow carbon nanowires (HCNWs) for use as anode material for Na-ion batteries. capacity retention over 400 charge?discharge

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Sodium Li-ion Carbon Insight 230

Green Car Congress

OCTOBER 11, 2013

Researchers in Europe have been investigating the potential of the protonated hexatitanate H 2 Ti 6 O 13 as an anode material for rechargeable lithium batteries. Results of their work suggests that the properties of H 2 Ti 6 O 13 seem to surpass those of the parent compound Li 2 Ti 6 O 13. Figure courtesy of J. Pérez-Flores.

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Recharge Li-ion Batteries Battery 218

Green Car Congress

MAY 14, 2013

The Li / Support is the electrode made possible with the convection battery technology. Galen Suppes say that they have further developed and validated the “convection battery” or “convection cell” technology originally announced in 2011 and 2012 ( earlier post ). Lower mass often translates to lower costs. Click to enlarge.

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Missouri Recharge Batteries Battery 330

Green Car Congress

DECEMBER 7, 2020

An international team of researchers has demonstrated a combination of techniques that allows for the precise measurement of ions moving through a Li-ion battery. Their result is an extremely accurate figure representing the current carried by ions—the transport number.

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Transportation International Li-ion Lithium Ion 170

Green Car Congress

NOVEMBER 18, 2017

In a new study published in the journal Nano Energy, researchers from Forschungszentrum Jülich in Germany and Oak Ridge National Laboratory (ORNL) provide in-depth insight into the electrochemically induced surface reaction processes on iron anodes in concentrated alkaline electrolyte in iron-air batteries.

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Energy Batteries Battery Lithium Ion 170

Green Car Congress

MAY 27, 2009

Researchers from General Motors R&D Center and the University of Michigan are developing a method for the direct in situ measurement of lithium ion (Li + ) transport rates in a functioning Li-ion cell. Harris’s goal for the project is to try to understand degradation mechanisms of lithium-ion cells.

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Li-ion Michigan Transportation GM 150

Green Car Congress

MARCH 7, 2016

A team from the University of Tennessee, Oak Ridge National Laboratory, Stanford University, the University of Michigan and Forschungszentrum Jülich Institute of Energy and Climate Research has used neutron total scattering to gain new insights into atomic disordering of complex metal oxides.

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Insight Energy Li-ion Waste 150

Green Car Congress

AUGUST 5, 2015

Researchers at the Institut Laue Langevin (ILL), a leading international research center for neutron science and technology, and their colleagues have elucidated the structure and dynamics of the solid superionic conductor Li 4 C 60 using neutron scattering. Their paper is published in the journal Physical Review B. Source: ILL.

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Li-ion Lithium Ion Batteries Battery 150

Green Car Congress

MAY 30, 2017

A team a the University of Warwick has fully characterized the thermal behavior of a large-format 20 Ah lithium iron phosphate pouch cell over a wide range of ambient temperatures and C rates during both charging and discharging. Strong thermal gradients can also lead to deformations of the jelly roll in cylindrical cells. .

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Lithium Ion Li-ion Batteries Battery 240

Green Car Congress

DECEMBER 31, 2014

Schematic illustration of a Li-O 2 cell employing a mesoporous catalytic polymer membrane. A modified Li-O 2 battery with a catalytic membrane showed a stable cyclability for 60 cycles with a capacity of 1000 mAh/g and a reduced degree of polarization (?0.3 Credit: ACS, RYu et al. Click to enlarge.

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Ni-Li Li-ion Polymer Batteries 225

Green Car Congress

JULY 18, 2011

Gerbrand Ceder, have performed a high-throughput ab initio analysis of phosphates as Li-ion cathode materials, computing the voltage, capacity (gravimetric and volumetric), specific energy, energy density, stability, and safety of thousands of phosphate compounds. Different colors and markers have been used for different elements.

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Li-ion MIT Ni-Li Obama 220

Green Car Congress

MAY 9, 2017

Materials researchers of the Paul Scherrer Institute PSI in Switzerland have, in collaboration with the Université Grenoble Alpes (France), developed a simple method that can improve the performance of lithium-sulfur batteries by 25-30%. The lithium-sulfur battery is considered a promising candidate for future high-energy storage devices.

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Lithium Sulfur Li-ion Lithium Ion Batteries 150

Green Car Congress

FEBRUARY 22, 2010

In the transportation sector, Boston-Power is targeting its high-energy, long-life cells at plug-in hybrid and full battery electric vehicles. Li-ion manufacturer Boston-Power, Inc., In addition to his responsibilities at GM ATV, he also served as chairman of the GM-Ovonic Advanced Battery Joint Venture. Click to enlarge.

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Boston Li-ion GM PHEV 210

Green Car Congress

OCTOBER 19, 2016

A team at the University of Michigan (U-M) has used operando video microscopy to develop a comprehensive understanding of the voltage variations observed during Li metal cycling, which is directly correlated to dendrite growth. However, the Li-metal electrodes in these next-generation batteries are especially prone to forming dendrites.

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Li-ion Lithium Sulfur Lithium Ion Batteries 150

Green Car Congress

JANUARY 31, 2011

Examples of degradation effects causing Li-ion battery power or capacity fading. Roland Matthé, GM technical manager for the Voltec battery system, provided an overview of GM’s views on the requirements and challenges for batteries specifically for extended range electric vehicles—i.e.,

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Extended Range Electric Vehicles Range Batteries 240

Green Car Congress

FEBRUARY 8, 2019

A new study led by researchers from Stanford University and the Department of Energy’s SLAC National Accelerator Laboratory and Lawrence Berkeley National Laboratory has provided insight into a phenomenon that both helps and hurts Li-ion battery performance. But something different happens in lithium-rich batteries.

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Insight Li-ion Lithium Ion Batteries 239