Recycling batteries with citric acid

Highly efficient recycling process for NCM lithium-ion batteries

19-Nov-2024 - A simple, highly efficient, inexpensive, and environmentally friendly process could provide a viable pathway for the sustainable recycling of depleted lithium-ion batteries (LIBs): No chemicals beyond citric acid need to be added to leach out and separate over 99 % of the lithium, nickel, cobalt, ...

Stabilizing lithium-ion batteries: The vanadium touch

Simple, effective modification improves the sustainability and performance of high-energy lithium-ion batteries

13-Nov-2024 - As demand surges for electric vehicles and energy storage systems, lithium-ion batteries need to deliver higher energy densities at lower costs. While conventional cathode materials like LiFePO4 and Li-Ni-Co-Mn-O are widely used, they often fail to balance performance with affordability. ...

New technology for solid state batteries

Qkera selected as one of the 25 best start-ups at Falling Walls

12-Nov-2024 - The start-up Qkera has developed new electrolyte components for solid state batteries. With high energy density, great stability and low production costs, the goal of the TUM spin-off is to achieve a breakthrough of this battery technology in electromobility and other areas. At the Falling Walls ...

Nacelle presents breakthrough production of Prussian White with special nanocoating for sodium-ion batteries

12-Nov-2024 - Nacelle™ GmbH, an innovator in battery technology, is pleased to announce the successful production of Prussian White in its own facilities. This advanced material, equipped with a special nanocoating, represents a major breakthrough in the development of high-performance and long-lasting ...

Chilling conquest: Aqueous batteries get a sun-powered warm-up

Improving energy efficiency in energy storage and electric vehicles in cold climates

11-Nov-2024 - Aqueous batteries have emerged as a promising option for large-scale energy storage due to their affordability, safety, and environmental benefits. However, their application in cold climates has been hindered by performance issues at subzero temperatures, where electrolyte freezing and reduced ...

Leveraging machine learning to find promising compositions for sodium-ion batteries

Researchers optimize the composition of a multi-element transition metal oxide to achieve exceptional energy density in sodium-ion batteries

07-Nov-2024 - Energy storage is an essential part of many rapidly growing sustainable technologies, including electric cars and renewable energy generation. Although lithium-ion batteries (LIBs) dominate the current market, lithium is a relatively scarce and expensive element, creating both economic and supply ...

Life of zinc batteries drastically extended

Improvement to several 100,000 loads

31-Oct-2024 - The switch to renewable energies requires efficient methods for storing large amounts of electricity. Researchers at the Technical University of Munich (TUM) have developed a new method that could extend the service life of aqueous zinc-ion batteries by several orders of magnitude. Instead of a ...

Research breakthrough could be key to low-cost, long-lasting renewable batteries for electric vehicles

A cost-effective solution that delivers more energy

28-Oct-2024 - Lithium-sulfur batteries have never lived up to their potential as the next generation of renewable batteries for electric vehicles and other devices. But ​SMU mechanical engineerDonghai Wang and his research team have found a way to make these Li-S batteries last longer – with higher energy ...

The fireproof battery

Salt batteries

25-Oct-2024 - Originally developed for electric cars, nowadays they supply mobile phone antennas with electricity, and tomorrow perhaps entire districts: The salt battery is a safe and long-lasting battery technology with huge potential. Empa researchers are collaborating with an industrial partner to further ...

Fraunhofer ISE Inaugurates New Research Center for Batteries

Research Focus: Sustainability, Safety, Performance

24-Oct-2024 - Batteries are a key building block for a successful energy transition, whether for the electrification of transport, the stabilization of the power grid or balancing fluctuations in green electricity. The Fraunhofer Institute for Solar Energy Systems ISE has been conducting research along the ...