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 1 based on the total electrode weight with more than 80% capacity retention over 1,000 cycles.

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Li-ion San Diego Lithium Ion Batteries 257

Green Car Congress

AUGUST 31, 2022

million over four years to the new ORNL-led EFRC for Fast and Cooperative Ion Transport in Polymer-Based Electrolytes (FaCT). Centers bring together multidisciplinary teams from universities, nonprofits, industry and national laboratories to tackle challenges across promising areas for future energy technologies.

Polymer 150

Polymer Energy Storage Energy Li-ion 150

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 15, 2012

Besides the conventional inorganic materials [for Li-ion battery cathodes], organic cathode materials, including small molecules and polymers, have also been emphasized recently as a new generation of “green” lithium battery electrodes due to their sustainability and environmental benignancy. graphene nanocomposites.

Li-ion 239

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.

Li-ion 150

Li-ion Ni-Li Batteries Battery 150

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. Resources.

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Li-ion Batteries Battery New York 225

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.

Li-ion 150

Li-ion Michigan Transportation GM 150

Green Car Congress

FEBRUARY 5, 2023

Researchers at Stanford University and SLAC National Accelerator Laboratory now report that the root cause of lithium intrusion into the electrolyte is a combination of current focusing and the presence of nanoscale cracks, rather than electronic leakage or electrochemical reduction. Yet others theorize different forces are at play.

Li-ion 457

Li-ion Water Batteries Battery 457

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.

Insight 150

Insight Energy Li-ion Waste 150

Green Car Congress

APRIL 21, 2021

Nyobolt owns the exclusive IP rights to the original niobium anode invention by leading Cambridge University battery scientist Professor Clare Gray; the company now has a presence in the UK, the US and Asia. Graphite is included as a reference, although it suffers from Li plating risks and particle fracture when used at high rates.

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Li-ion Batteries Battery Lithium Ion 293

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.

Sodium 186

Sodium Li-ion Batteries Battery 186

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

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

Lithium Sulfur 236

Lithium Sulfur Li-ion Batteries Battery 236

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. The team’s paper, which details velocities of lithium ions moving through a polymer electrolyte, was published in the RSC journal Energy and Environmental Science.

Transportation 170

Transportation International Li-ion Lithium Ion 170

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.

Li-ion 150

Li-ion Lithium Ion Batteries Battery 150

Green Car Congress

MARCH 7, 2018

Now, researchers at Arizona State University, with colleagues at Rice University, have used a 3-dimensional layer of Polydimethylsiloxane (PDMS), or silicone, as the substrate of lithium metal anode to mitigate dendrite formation. Cu thin film wrinkling during Li plating and dendrite mitigation by using soft substrate.

Li-ion 150

Li-ion Arizona Lithium Ion Sodium 150

Green Car Congress

MAY 14, 2013

The Li / Support is the electrode made possible with the convection battery technology. Researchers at the University of Missouri led by Prof. Rechargeable lithium-metal batteries differ from rechargeable lithium-ion batteries, which are commercial and widely available. 2013a) Convection battery—modeling, insight, and review.

Missouri 330

Missouri Recharge Batteries Battery 330

Green Car Congress

AUGUST 22, 2019

They promise twice the energy density of today’s lithium-ion batteries with graphite anodes, so they could last longer and weigh less. Inactive lithium is also made up of another component: lithium ions, which are the building blocks of the SEI layer. Meanwhile, the amount of lithium ions from the SEI layer consistently stays low.

San Diego 320

San Diego Batteries Battery Lithium Ion 320

Green Car Congress

FEBRUARY 11, 2013

A team from the University of Picardie Jules Verne (France) and Alistore ERI (European Research Institute) has demonstrated new approaches to lithium-sulfur (Li-S) rechargeable batteries ( earlier post ) with improved capacity retention. Such approaches resulted in greater performance than confinement approaches, they found.

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Li-ion Building Batteries Battery 218

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.

Ni-Li 225

Ni-Li Li-ion Polymer Batteries 225

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. Increased impedance is detrimental as less power can be extracted from the cell and additional heat is generated.

Lithium Ion 240

Lithium Ion Li-ion Batteries Battery 240

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. But by controlling dendrite growth you can enable batteries that have long lifetimes and better safety.

Li-ion 150

Li-ion Lithium Sulfur Lithium Ion Batteries 150

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. V versus Li/Li+ in a variety of oxide materials.

Insight 239

Insight Li-ion Lithium Ion Batteries 239

Green Car Congress

OCTOBER 30, 2012

A team from Nankai University (Tianjin, China) has shown that “MXenes”—exfoliated 2D carbide and carbonitride nanosheets that are structurally similar to graphene, where M represents transition metals, and X is either C or/and N—are promising anode materials for Li-ion batteries. —Tang et al. —Tang et al.

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Li-ion Universal Batteries Battery 225

Green Car Congress

FEBRUARY 4, 2016

Nanoparticle nickel manganese cobalt oxide (NMC), an emerging material that is being rapidly incorporated into lithium-ion battery cathodes, has been shown to impair Shewanella oneidensis , a key soil bacterium, according to new research published in the ACS journal Chemistry of Materials. —Hang et al.

Li-ion 150

Li-ion Ni-Li Lithium Ion Batteries 150

Green Car Congress

MARCH 28, 2015

However, transition metal fluorides, which contain the element fluorine plus one or more of the transition metals, such as iron and copper, have much higher ion-storage capacities than traditional cathodes. The lithium ions then bond temporarily to the fluorine atoms. In addition, a recent study of the ?

Li-ion 150

Li-ion Batteries Battery Conversion 150

Green Car Congress

JANUARY 12, 2015

Researchers from the US Department of Energy’s Brookhaven National Laboratory and Stony Brook University have combined in situ EDXRD with ex situ XRD and XAS measurements to visualize the formation of the conductive silver matrix within an Ag 2 VP 2 O 8 electrode used in a specialized medical battery.

Insight 150

Insight Li-ion Lithium Ion Batteries 150

Green Car Congress

JULY 10, 2019

Purdue University, West Lafayette, Ind. Arlington, Texas Environmental Insights Explorer for Buildings, $750,000 Google, Mountian View, Calif. Li-ion batteries with Safer Current Collectors, $750,000 Soteria Battery Innovation Group, Greenville, S.C. Combustion Research & Flow Technology Inc., Pipersville, Pa.

Commercial 247

Commercial San Jose San Francisco San Diego 247

Green Car Congress

JUNE 2, 2020

Although O3-layered metal oxides are promising cathode materials for high-energy Na-ion batteries, they suffer from fast capacity fade. However, the nickel rich O3-NaTMOs suffer from irreversible phase transition at high voltage and limited cycle life, similar to their Li analogues, if not even worse.

Sodium 284

Sodium Li-ion Batteries Battery 284

Green Car Congress

MARCH 16, 2016

Designing sustainable electrodes for next generation energy storage devices relies on the understanding of their fundamental properties at the nanoscale, including the comprehension of ions insertion into the electrode and their interactions with the active material. There is very little information on how this actually happens, she said.

Energy Storage 150

Energy Storage Insight Energy Li-ion 150

Green Car Congress

DECEMBER 10, 2010

The charge and discharge (lithiation and delithiation) of the electrode materials in lithium-ion batteries (LIBs) produce large strains in the host material, leading to plasticity and fracture. published in the 10 December issue of the journal Science , provides important mechanistic insights for the design of advanced batteries.

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Li-ion Insight Design Charging 210

Green Car Congress

DECEMBER 29, 2010

IBM and its partners have launched a multi-year research initiative exploring rechargeable Li-air systems for transportation—The Battery 500 Project ( earlier post )—but are viewing it in terms of a multi-decade development cycle. Also on the list of five is the arrival of advanced batteries, including air batteries (e.g.,

Personal 210

Personal Transportation Water Batteries 210

Green Car Congress

APRIL 12, 2015

Researchers at the Skoltech Center for Electrochemical Energy Storage (CEES), a partnership between the MIT Materials Processing Center and Lomonosov Moscow State University, are focusing on the development of higher capacity batteries. Advanced Li-ion and multivalent ion batteries. Rechargeable metal-air batteries.

MIT 150

MIT Li-ion Batteries Battery 150

Green Car Congress

MAY 13, 2013

Researchers at MIT, the University of Pittsburgh, and Sandia National Laboratories have used transmission electron microscope (TEM) imaging to observe the electrochemical oxidation of Li 2 O 2 , providing insights into the rate-limiting processes that govern charge in Li–O 2 cells. Oxidation of Li 2 O particles. (a)

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Transportation Li-ion Charging Lithium Air 186

Green Car Congress

SEPTEMBER 29, 2014

A new method developed for studying battery failures points to a potential next step in extending lithium-ion battery lifetime and capacity. Strain needs to be imagined in situ under operando conditions in order to provide insight into real processes and mechanisms. A paper on their work is published in the ACS journal Nano Letters.

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Li-ion Batteries Battery San Diego 231

Green Car Congress

FEBRUARY 8, 2012

Bazant and postdoc Daniel Cogswell has provided new insights into the performance and behavior of this important Li-ion battery cathode material. —Cogswell and Bazant. It’s a size-dependent effect ,” Bazant says.

MIT 225

MIT Insight Li-ion Batteries 225

Green Car Congress

AUGUST 8, 2017

Canadian team proposes new propane phase-change thermal management system for hybrid electric battery packs Researchers at the Clean Energy Research Laboratory, University of Ontario Institute of Technology are proposing a new propane phase-change thermal management system for hybrid electric vehicles that use propane as the fuel for the engine.

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Hybrid Batteries Battery Li-ion 170