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 ...

Novel strategy proposed for all-climate zinc-ion batteries

"This work shows how effective these batteries are, both in terms of capacity and their ability to operate over a wide range of temperatures"

19-Jun-2024 - According to a study published in Advanced Energy Materials, a research team led by Prof. HU Linhua from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences has constructed a hydrogel electrolyte formula by using ClO4- anions and polyacrylamide chains to anchor water ...

On the Path to the Next Generation of Energy Storage Systems

Aqueous zinc-ion batteries without any risk of explosion or fire

09-Mar-2022 - Researchers at the University of Bremen are currently working successfully on the next generation of energy storage systems. Their goal is aqueous zinc-ion batteries that eliminate any risk of explosion or fire. Professor Fabio La Mantia and his team have now outlined the main challenges that ...

A safer, less expensive and fast charging aqueous battery

New anode for aqueous batteries allows use of cheap, plentiful seawater as an electrolyte

13-Jan-2021 - Lithium-ion batteries are critical for modern life, from powering our laptops and cell phones to those new holiday toys. But there is a safety risk - the batteries can catch fire. Zinc-based aqueous batteries avoid the fire hazard by using a water-based electrolyte instead of the conventional ...

Scientists develop low-temperature resisting aqueous zinc-based batteries

03-Sep-2020 - Aqueous zinc-based batteries (ZBBs) are widely used for portable and grid-scale applications due to their high safety, low cost and high energy density. However, the inhomogeneous zinc deposition on anode during charging and the zinc dendrite formation decrease the cycling stability of ZBBs. ...

Highly stretchable aqueous batteries developed

30-Jan-2018 - The current development of stretchable battery materials that mimic the functions of nature has emerged as a highly interesting research area, necessary for the next wave of wearable electronics. A recent study, affiliated with UNIST has presented a bioinspired Jabuticaba-like hybrid ...