Researchers crack a key problem with sodium-ion batteries for electric vehicles and grid energy storage

Sodium-ion batteries could alleviate supply-chain concerns with lithium-ion batteries

02-Oct-2024 - Lithium-ionbatterieshave long dominated the market as the go-to power source for electric vehicles. They are also increasingly being considered for storage of renewable energy to be used on the electric grid. However, with the rapid expansion of this market, supply shortages of lithium are ...

A surprising way to jump-start battery performance

First charge determines lifespan of lithium-ion batteries

03-Sep-2024 - A lithium-ion battery’s very first charge is more momentous than it sounds. It determines how well and how long the battery will work from then on – in particular, how many cycles of charging and discharging it can handle before deteriorating. In a study published inJoule, researchers at the ...

Chemists invent a more efficient way to extract lithium from mining sites, oil fields, used batteries

Success in optimizing the new process for extraction speed and efficiency could be a game-changer for the domestic lithium supply

19-Apr-2024 - Chemists at the Department of Energy’s Oak Ridge National Laboratory have invented a more efficient way to extract lithium from waste liquids leached from mining sites, oil fields and used batteries. They demonstrated that a common mineral can adsorb at least five times more lithium than can be ...

Engineered battery chemistry for fast charging capabilities

An electrolyte additive increased the charging rate of lithium metal batteries and led to new discoveries about battery chemistry

31-Jan-2024 - On a mission to build better electric vehiclebatteries, chemists at the U.S. Department of Energy’s (DOE) Brookhaven National Laboratory have used an electrolyte additive to improve the functionality of energy-dense lithium metal batteries. By adding a compound called cesium nitrate to the ...

An electric vehicle battery for all seasons

New electrolyte for lithium-ion batteries performs well in frigid regions and seasons

23-May-2023 - Many owners of electric vehicles worry about how effective their battery will be in very cold weather.Now a new battery chemistry may have solved that problem. In currentlithium-ion batteries, the main problem lies in the liquid electrolyte. This key battery component transfers charge-carrying ...

X-rays reveal elusive chemistry for better EV batteries

High energy x-rays to investigate the solid-electrolyte interphase, a chemical layer in batteries that's key to stabilizing lithium metal anodes

08-Dec-2022 - Researchers around the world are on a mission to relieve a bottleneck in the clean energy revolution:batteries. From electric vehicles to renewable grid-scale energy storage, batteries are at the heart of society’s most crucial green innovations—but they need to pack more energy to make these ...

New electrolyte for solid-state lithium-ion batteries

New battery material offers promise for the development of all-solid batteries

18-Feb-2022 - In the quest for the perfect battery, scientists have two primary goals: create a device that can store a great deal of energy and do it safely. Many batteries contain liquid electrolytes, which are potentially flammable. As a result, solid-state lithium-ion batteries, which consist of entirely ...

Inside the battery in 3D

Powerful X-rays watch solid state batteries charging and discharging

08-Feb-2021 - Despite worldwide use of lithium batteries, the exact dynamics of their operation has remained elusive. X-rays have proven to be a powerful tool for peering inside of these batteries to see the changes that occur in real time. Using the ultrabright X-rays of the Advanced Photon Source (APS), a ...

Better lithium-ion batteries are on the way from Berkeley Lab

A revolutionary conducting polymer enables the use of low-cost, high-energy silicon as a next generation of lithium-ion battery anodes

28-Sep-2011 - Lithium-ion batteries are everywhere, in smart phones, laptops, an array of other consumer electronics, and the newest electric cars. Good as they are, they could be much better, especially when it comes to lowering the cost and extending the range of electric cars. To do that, batteries need to ...

TU Berlin receives more than one million dollars in funding from the United States for catalysis research

20-Sep-2011 - "In the field of electromobility mainly research on lithium-ion battery technology has been promoted in the past years. But the limits of this technology become more and more obvious," states Peter Strasser, a professor for chemical engineering at the TU Berlin and member of the Cluster of ...