Unique X-ray microscope paves the way to more powerful batteries

New insights into the morphological and chemical changes in battery materials

21-Nov-2024 - New cathode materials are being developed to further increase the capacity of lithium batteries. Multilayer lithium-rich transition metal oxides (LRTMOs) offer particularly high energy density. However, their capacity decreases with each charging cycle due to structural and chemical changes. ...

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, ...

Developing advanced recycling technology to restore spent battery cathode materials

The recycling process restores spent batteries to 100% of their original capacity, making them equivalent to new batteries

18-Nov-2024 - A research team led by Dr. Jung-Je Woo at the Gwangju Clean Energy Research Center of the Korea Institute of Energy Research (KIER) has successfully developed a cost-effective and eco-friendly technology for recycling cathode materials from spent lithium-ion batteries. With the recent rise in ...

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. ...

Early detection makes batteries safer

TU Darmstadt and MIT develop methods for monitoring with machine learning

05-Nov-2024 - The safe use of lithium-ion batteries, such as those used in electric vehicles and stationary energy storage systems, critically depends on condition monitoring and early fault detection. Failures in individual battery cells can lead to serious issues, including fires. To mitigate these risks, ...

Porsche may acquire stake in Varta and majority stake in e-mobility division "V4Drive"

04-Nov-2024 - The German Federal Cartel Office has approved the acquisition of a non-controlling interest in Varta AG by Porsche AG. The acquisition of the majority of shares in and sole control over V4Drive Battery GmbH by Porsche AG was also approved. V4Drive Battery GmbH is Varta's business unit for ...

New cathode material developed and patented

A cathode material with enhanced performance and a quicker method for its production: With it, the lithium-ion battery can last up to 10% longer

18-Oct-2024 - A research team from the Skoltech Energy Center, led by Distinguished Professor and director of the center Artem Abakumov, secured a patent for high-capacity cathode materials in lithium-ion batteries made from layered nickel-rich transition metal oxides, as well as a new hydrothermal ...

Promoting battery recycling in Europe and industrial by-products to power batteries

The role of the University of Oulu in battery chemistry research is further strengthened

15-Oct-2024 - New large-scale research projects aim to improve the recycling and recovery of battery materials in Europe and to develop more sustainable battery technologies.The University of Oulu's sustainable chemistry research is involved in two three-year international projects to develop new electrode ...

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 ...

Start-up wants to revolutionise fluorochemical production

Groundbreaking innovation with high appeal for numerous potential customers in the core markets of battery electrolyte salts and agrochemicals

30-Sep-2024 - FluoRok, an Oxford-based start-up, has raised £7.7m to scale-up, manufacture and commercialise novel fluorochemical reagents and battery electrolyte salts. The oversubscribed round was led by BGF alongside Green Generation Fund and included battery specialist Volta Energy Technologies, current ...