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 ...

Ecological Revolution: Zinc batteries with double efficiency and the ability to produce hydrogen

27-Jul-2023 - The renewable energy revolution wants to build a climate-friendly future for the world. But the move away from fossil fuels will remain a challenge as long as efficient means to store green energy are still lacking. A research consortium has set itself the goal to tackle exactly this problem with ...

Progress in alternative battery technology

Revolutionary battery concept: Researchers point the way to cheap, powerful and environmentally friendly batteries

25-Apr-2023 - It is not easy to make batteries cheap, efficient, durable, safe and environmentally friendly at the same time. Researchers at ETH Zurich have now succeeded in uniting all of these characteristics in zinc metal batteries. The world needs cheap and powerful batteries that can store sustainably ...

Researchers develop Turing membrane to improve performance of zinc-based batteries

24-Aug-2021 - Zinc-based batteries are promising options for energy storage devices owing to their low cost and high energy density. However, they may encounter serious dendrite issues, especially at high areal capacities and current densities. Recently, a research team led by Prof. LI Xianfeng from the Dalian ...

This flexible and rechargeable battery is 10 times more powerful than state of the art

09-Dec-2020 - A team of researchers has developed a flexible, rechargeable silver oxide-zinc battery with a five to 10 times greater areal energy density than state of the art. The battery also is easier to manufacture; while most flexible batteries need to be manufactured in sterile conditions, under vacuum, ...

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. ...

New rechargeable aqueous battery challenges Lithium-ion dominance

22-Aug-2019 - A new rechargeable high voltage manganese dioxide zinc battery, exceeding the 2 V barrier in aqueous zinc chemistry, is the latest invention by City College of New York researchers. With a voltage of 2.45-2.8V, the alkaline MnO2|Zn battery, developed by Dr. Gautam G. Yadav and his group in the ...

A smart safe rechargeable zinc ion battery based on sol-gel transition electrolytes

23-Jul-2018 - The thermal runaway issue has been a long-standing obstacle impeding the development of high energy density and high power delivery batteries. These batteries would generate a lot of heat in ultrafast charge/discharge process or hazardous conditions, such as overcharging and short-circuit. To ...

Novel catalyst for rechargeable metal-air batteries

27-Oct-2017 - Research in lithium-ion batteries has opened up a plethora of possibilities in the development of next-generation batteries. In particular, the metal-air batteries with significantly greater energy density close to that of gasoline per kilogram, has recently been acknowledged and invested by ...

Printed, flexible and rechargeable battery can power wearable sensors

29-May-2017 - Nanoengineers at the University of California San Diego have developed the first printed battery that is flexible, stretchable and rechargeable. The zinc batteries could be used to power everything from wearable sensors to solar cells and other kinds of electronics. The researchers made the ...