New process for recovering valuable elements from wood ash

Processing of previous incineration waste as a secondary raw material

25-Nov-2024 - The ash produced when wood is burned in heating and power plants contains valuable nutrients, but also environmentally critical metals. A team led by Professor Harald Thorwarth from Rottenburg University of Applied Sciences, who is also associated with the University of Tübingen, and Professor ...

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 ...

Flower Power: Lavender Oil Fuels Batteries for the Future

Unique material created to solve a persistent failure problem

21-Oct-2024 - A groundbreaking sodium-sulfur battery with improved energy performance and longer lifespan? The secret ingredient grows in our gardens: lavender. By combining lavender oil with sulfur, Dr. Paolo Giusto's team has created a unique material that solves a persistent failure problem – polysulfide ...

New battery technology could boost renewable energy storage

Columbia Engineers develop new powerful battery "fuel" -- an electrolyte that not only lasts longer but is also cheaper to produce

24-Sep-2024 - Renewable energy sources like wind and solar are critical to sustaining our planet, but they come with a big challenge: they don't always generate power when it's needed. To make the most of them, we need efficient and affordable ways to store the energy they produce, so we have power even when ...

Folded or cut, this lithium-sulfur battery keeps going

19-Sep-2024 - Most rechargeable batteries that power portable devices, such as toys, handheld vacuums and e-bikes, use lithium-ion technology. But these batteries can have short lifetimes and may catch fire when damaged. To address stability and safety issues, researchers reporting in ACS Energy Letters have ...

Sulfurous acid H2SO3 - and it does exist

World's first proof under atmospheric conditions calls textbook opinion into question

05-Sep-2024 - Once again, the atmosphere amazes us with its diverse chemical processes. For the first time, researchers at the Leibniz Institute for Tropospheric Research (TROPOS) in Leipzig have demonstrated the existence of sulfurous acid (H2SO3) under atmospheric conditions in the gas phase. The results ...

Decisive breakthrough for battery production: Foundations for sustainable battery technology developed

Storing and utilising energy with innovative sulphur-based cathodes

26-Apr-2024 - Electric vehicles and portable electronic devices such as laptops and mobile phones are unthinkable without lithium-ion batteries. The problem: highly toxic materials such as cobalt are often used for the cathodes of these batteries, which jeopardise the environment and the health of people in ...

Healable cathode could unlock potential of solid-state lithium-sulfur batteries

These batteries could double the range of electric vehicles without increasing the battery pack’s weight

11-Mar-2024 - Researchers have moved one step closer to making solid-state batteries from lithium and sulfur a practical reality. A team led by engineers at the University of California San Diego developed a new cathode material for solid-state lithium-sulfur batteries that is electrically conductive and ...

Chemists decipher reaction process that could improve lithium-sulfur batteries

A combination of battery technology and catalysis opens new avenues for cheap, high-capacity batteries

12-Feb-2024 - Lithium-sulfur batteries can potentially store five to 10 times more energy than current state-of-the-art lithium-ion batteries at much lower cost. Current lithium-ion batteries use cobalt oxide as the cathode, an expensive mineral mined in ways that harm people and the environment. ...

Repellant and Hostile to Bacteria

Zwitterionic polymeric sulfur ylides: antifouling coating with a synergistic effect

13-Sep-2023 - Bacteria that gather into biofilms on the surfaces of implants, catheters, breathing tubes, and other medical components are a serious health hazard. In the journal Angewandte Chemie, a research team from the Netherlands has now introduced a new material based on poly(sulfur ylides) that—when ...