Green Car Congress

AUGUST 25, 2017

Researchers have achieved a significant boost in the storage capacity of magnesium-ion batteries through a new design for the cathode and a new understanding of the electrolyte. The battery demonstrates the reversible intercalation of 1 and 1.7 That altogether lowers the battery’s efficiency. —Hyun Deog Yoo, first author.

Li-ion 210

Li-ion Design Batteries Battery 210

Green Car Congress

MARCH 21, 2017

Researchers led by a team from Graz University of Technology (TU Graz) in Austria have shown that singlet oxygen ( 1 O 2 ) forms in the cathode of a Li–O 2 battery during discharge and from the onset charge, and that it is responsible for a major fraction of side products that cause fast ageing in the battery. 2017.36.

Li-ion 170

Li-ion Batteries Battery Recharge 170

Green Car Congress

AUGUST 18, 2014

Ragone plot, comparing Li-CNT-F batteries with other batteries in terms of weight of cathode materials. The highest energy density for Li-CNT-F batteries, 4,113 Wh kg carbon ?1 Their system is based on a lithium-carbon battery configuration, but with a different approach. 1 is presented as a red star. Click to enlarge.

Li-ion 225

Li-ion Carbon Lithium Ion Energy 225

Green Car Congress

FEBRUARY 26, 2010

The new battery combines a Li 2 S/mesoporous carbon composite cathode and a silicon nanowire anode. Yi Cui at Stanford University have demonstrated a new proof-of-concept lithium metal-free battery with high specific energy consisting of a lithium sulfide (Li 2 S)/mesoporous carbon composite cathode and a silicon (Si) nanowire anode.

Li-ion 199

Li-ion Recharge Lithium Sulfur Energy 199

Green Car Congress

OCTOBER 3, 2014

Researchers at The Ohio State University have developed a novel strategy to improve the efficiency and performance of non-aqueous lithium-oxygen (Li-air) batteries. O 2 batteries are based on the oxidation of lithium at the (lithium) metal electrode and reduction of oxygen at the air electrode to induce current flow.

Solar 262

Solar Li-ion Batteries Battery 262

Green Car Congress

JULY 2, 2011

Researchers at Stanford University led by Drs. 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. Nano Letters Article ASAP doi: /10.1021/nl200658. Credit: ACS, Wang et al. Earlier post.)

Li-ion 239

Li-ion Energy Batteries Battery 239

Baua Electric

MARCH 18, 2024

Professors Frances Sprei of Sweden’s Chalmers University and Willett Kempton of the University of Delaware are EV technology and usage experts. This third model is used only when a driver needs to take a trip longer than their battery range, so they have to plan for DC fast charging availability.

Charging 52

Charging Recharge Solar Plug-in 52

Green Car Congress

AUGUST 24, 2012

Operating principle of oxygen rocking batteries using CLFO. Researchers at the University of Tokyo are exploring the development of novel lithium-free “oxygen rocking” rechargeable aqueous batteries for large-scale energy storage. Scientific Reports 2, Article number: 601 doi: 10.1038/srep00601. Hibino et al.

Li-ion 285

Li-ion Batteries Battery Lithium Ion 285

Green Car Congress

AUGUST 24, 2016

A team at the Ohio State University has developed a membrane that regulates bi-directional ion transport across it as a function of its redox state and that could be used as a programmable smart membrane separator in future supercapacitors and redox flow batteries. plugin EVs to Tesla’s 85 kWh battery pack). Click to enlarge.

Energy Storage 150

Energy Storage Energy Power Powered 150

Get Electric Vehicle

FEBRUARY 27, 2024

There are three primary categories for electric vehicles Battery Electric vehicles: In this type of electric vehicle, the powerhouse is the battery. From the battery, the power is delivered to the control module and electric motors of the vehicle. In fuel cell cars we do not have to recharge the battery.

Petrol 75

Petrol Pollution Gasoline-Electric Diesel 75

Green Car Congress

SEPTEMBER 19, 2013

MIT researchers have found a new family of highly active catalyst materials that provides the best performance yet in the oxygen evolution reaction (OER) in electrochemical water-splitting—a key requirement for energy storage and delivery systems such as advanced fuel cells and lithium-air batteries. Batteries Catalysts Fuel Cells'

MIT 218

MIT Fuel Water Batteries 218

Green Car Congress

JANUARY 7, 2015

A team from the University of Rome Sapienza has developed a rechargeable lithium-ion polymer battery based on the combination of a high capacity sulfur-carbon cathode, nanostructured Li x Sn-C anode and polysulfide-added PEO-based gel membrane. Batteries Li-Sulfur' —Agostini & Hassoun (2015).

Li-ion 150

Li-ion Polymer Lithium Sulfur Energy 150

Cars That Think

JULY 14, 2022

Thanks to the combination of solar cells and lithium batteries, she says, “our boats can operate and travel nonstop for months, without needing refueling or external recharging.” Our boats can operate and travel nonstop for months, without needing refueling or external recharging.” Data Xplorer. www.youtube.com.

Building 96

Building Costa Rica Mariner Canada 96

Green Car Congress

MAY 2, 2011

A team from Nanyang Technological University (China) has developed a scalable self-assembly strategy to create bio-inspired honeycomb-like hierarchical structures composed of functionalized graphene sheets to work as anodes in lithium-ion batteries. ACS Nano Article ASAP doi: 10.1021/nn2001728. Credit: ACS, Yin et al.

Li-ion 210

Li-ion Lithium Ion Batteries Battery 210

Green Car Congress

JANUARY 9, 2013

Researchers at Stanford University and SLAC led by Stanford associate professor Yi Cui have used a sulfur–TiO 2 yolk–shell design for a cathode material for a lithium-sulfur battery that achieved an initial specific capacity of 1,030?mAh?g This is a very important achievement for the future of rechargeable batteries.

Lithium Sulfur 231

Lithium Sulfur Batteries Battery Energy Storage 231

Green Car Congress

JUNE 6, 2010

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). Energy Fuels, Article ASAP doi: 10.1021/ef1004122.

Li-ion 186

Li-ion Carbon Lithium Ion Charging 186

Green Car Congress

SEPTEMBER 21, 2011

Li-Sulfur (Li-S) batteries are of interest for applications such as transportation due a high theoretical specific energy density (~2,600 Wh/kg) that exceeds that of conventional (LiCoO 2 /graphite) lithium-ion batteries by about a factor of five, good low-temperature performance, and its use of inexpensive and nontoxic raw materials.

Li-ion 186

Li-ion Carbon Batteries Battery 186

Green Car Congress

AUGUST 5, 2015

A team of researchers at MIT and Tsinghua University has developed a high-rate, high-capacity and long-lived anode for Li-ion batteries comprising a yolk-shell nanocomposite of aluminum core (30 nm in diameter) and TiO 2 shell (~3 nm in thickness), with a tunable interspace (Al@TiO 2 , or ATO). Capacity decay is only.

Li-ion 150

Li-ion MIT Batteries Battery 150

Cars That Think

SEPTEMBER 20, 2023

For this trend to continue, though, mining companies need to find a lot more of the metals used to build electric cars and their batteries. He’s the co-founder and president of KoBold Metals , an AI-powered mineral exploration company working to discover the materials for electric vehicle batteries. Today I’m talking with Josh Goldman.

Batteries 55

Batteries Battery All-Electric Lithium Ion 55

Baua Electric

MAY 29, 2024

Hydrogen is the most abundant substance in the universe, and a crucial element in the creation of our most precious resource: water. The machines that do this are called electrolyzers, and like battery EVs, they are only truly green if the original electricity source comes from renewables. Tesla Inc.’s or Ford Motor Co. Honda Motor Co.

Future 52

Future Auto South Korea Hydrogen 52

Green Car Congress

FEBRUARY 8, 2016

A team at Purdue University has used pollens as the basis for carbon architectures for anodes in energy storage devices. Currently, Li-ion batteries generally use graphite as the anode material, with a theoretical capacity of 372 mAh/g and excellent capacity retention over extended cycling. Jialiang Tang & Vilas G.

Li-ion 150

Li-ion Carbon Energy Storage Lithium Ion 150

Cars That Think

MARCH 23, 2022

A planned network of landing spots will let eVTOLs recharge their batteries between flights, keeping people above the hustle and bustle (and traffic tie-ups) that come standard with taking private cars or taxis on city streets. Brandon Martin/Rice University.

Wind 100

Wind Coal Taxi Light 100

Cars That Think

MARCH 11, 2023

Around the same time, however, General Motors and other automakers were in the process of decommissioning their battery EV fleets, the key component of V2G. As utilities shifted to more reliable alternating-current systems, they phased out these costly backup batteries.

Grid 131

Grid Power Powered Vehicles 131

Green Car Congress

AUGUST 15, 2016

The team found that the vast majority of cars on the road consume no more energy in a day than the battery energy capacity in affordable EVs available today. Even as batteries improve, there will continue to be a small number of high-energy days that exceed the range provided by electric vehicles. —Jessika Trancik. 2016.112.

MIT 150

MIT Personal Energy Vehicles 150

Cars That Think

SEPTEMBER 16, 2022

Tropical conditions can cause systems to overheat or prevent high-density lithium batteries from recharging,” says Melanie Olsen, who is a project director of the Australian Institute of Marine Science’s (AIMS) ReefWorks , a technology testing and evaluation facility in northern Australia.

Water 87

Water Mariner Australia Engine 87

Charged EVs

DECEMBER 21, 2022

Publicity magnet Tesla said it delivered its first battery-electric Semi tractor on December 1. It had a 264 kWh battery pack powering the tractor’s twin motors with more than 4,000 lb-ft of torque and a range estimated at up to 150 miles. A 150 kW charger may recharge a battery pack to 80 percent in about 2.5

Volvo 131

Volvo Fleet Electric Electrical 131

Cars That Think

DECEMBER 26, 2022

None take aim at what Kevin Tracey , in an influential 2002 article , termed the “inflammatory reflex,” a neural network that indirectly regulates immune responses to infection and injury through the vagus nerve and its connected organs. Tracey, a former neurosurgeon who leads the Feinstein Institute for Medical Research in Manhasset, N.Y.,

Minneapolis 110

Minneapolis 2002 Boston Personal 110

Green Car Congress

APRIL 11, 2016

Researchers at Kansas State University have developed a new high-performance Li-ion battery anode material combining silicon oxycarbide (SiOC) glass and graphene. However, it has been difficult to incorporate graphene and silicon into practical batteries because of challenges that arise at high mass loadings—e.g.,

Li-ion 150

Li-ion Lithium Ion Carbon Kansas 150

Baua Electric

MAY 28, 2024

Memorial Day deals are still lingering, with today’s Green Deals coming in with both first-time arrivals and older returns, headlined by the rare discount we’ve found on Tesla’s Universal Wall Connector Level 2 Hardwired EV Charger at $580. Usually going for $620, this is a rare opportunity to save money on this universally compatible device.

Universal 52

Universal Juice Tesla Carbon Fiber 52

Green Car Congress

JUNE 13, 2012

The cross-section of an organic crystalline all-solid battery. A pair of researchers at Tohoku University in Japan have developed a novel rechargeable solid-state lithium battery with an organic crystalline cathode. The battery features a novel cell design which prevents dissolution of the organic cathode compounds.

Recharge 225

Recharge Batteries Battery Lithium Ion 225

Cars That Think

MAY 17, 2024

They are just a preview of our in-depth ICRA coverage, and over the next several weeks we’ll have lots of articles and videos for you. We present a fully autonomous self-recharging drone system capable of long-duration sustained operations near powerlines. Enjoy today’s videos, and stay tuned for more ICRA posts!

USA 105

USA Universal Environment Denmark 105

Green Car Congress

MARCH 23, 2016

MIT professor Donald Sadoway and his team have demonstrated a long-cycle-life calcium-metal-based liquid-metal rechargeable battery for grid-scale energy storage, overcoming the problems that have precluded the use of the element: its high melting temperature, high reactivity and unfavorably high solubility in molten salts.

Molten Salt 150

Molten Salt MIT Batteries Battery 150

Revenge of the Electric Car

APRIL 6, 2010

From the article: ‘The New York study anticipates that by 2015, electric vehicle prices should decline because of reduced battery costs, that there will be a sufficient supply of electric vehicles to purchase, and that consumers will take advantage of the existing federal tax credit of $7,500 for new electric cars.

New York City 167

New York City New York Obama Tax Credit 167

Green Car Congress

JUNE 28, 2013

Korea, has found a new physical organogel polymer electrolyte for lithium-ion batteries (LIBs) with two novel characteristics: an irreversible thermal gelation and a high value of the Li + transference number. Electrolytes are essential components of supercapacitors, batteries and fuel cells. Batteries' Click to enlarge.

Li-ion 281

Li-ion Batteries Battery South Korea 281

Green Car Congress

JANUARY 12, 2016

Lithium nickel manganese cobalt oxide (NMC) is one of the more promising chemistries for better lithium batteries, especially for electric vehicle applications, but scientists have been struggling to get higher capacity out of them. —Lin et al. We’re not the first ones who have come up with idea of decreasing nickel on the surface.

Li-ion 150

Li-ion Lithium Ion Batteries Battery 150

Green Car Congress

MARCH 28, 2015

The BNL work builds on two other studies recently published in the Journal of the American Chemical Society and Nature Communications , which reveal the merits of FeF 2 for use in batteries, particularly for achieving highly reversible lithium conversion reactions. —Feng Wang. These fixes may be explored in future studies.

Li-ion 150

Li-ion Batteries Battery Conversion 150

Cars That Think

MARCH 28, 2023

But given the sheer tonnage of lithium, cobalt, and other raw materials needed for EV batteries, that figure is overly optimistic, suggests the mineral market analysis company Benchmark Mineral Intelligence, unless nearly 300 new mines and supporting refineries open by then. A massive effort will be needed to make this happen.

Climate Change 142

Climate Change Climate Grid United States 142