Drawing inspiration from plants: A metal-air paper battery for wearable devices

"Not only did the battery demonstrate impressive performance results, it operates without using toxic materials"

08-Apr-2024 - For over two millennia, paper has been a staple of human civilization. But these days, the usage of paper is not limited to writing. It is also playing a pivotal role in ushering in a greener future. Lightweight and thin paper-based devices help reduce dependence on metal or plastic materials, ...

International battery policies: What strategies do the leading countries have?

Funding for battery research has increased significantly worldwide

23-Jan-2024 - Countries around the world are developing political strategies for battery technologies or adapting them to global developments. In this context, a new study by Fraunhofer ISI, commissioned by the BMBF, analyzes the various battery policies and objectives with a focus on three areas of battery ...

New findings on the lithium-oxygen battery

Overpotential and its causes

22-Jun-2023 - Lithium-oxygen batteries, often hailed as the future of rechargeable energy storage, presently face limitations that prevent their widespread adoption. One of these significant constraints is the occurrence of large overpotentials experienced during the charging process. This means that the ...

A novel, completely solid, rechargeable air battery

”This technology can extend the battery life of small electronic gadgets such as smartphones”

15-Jun-2023 - Metals are typically used as active materials for negative electrodes in batteries. Recently, redox-active organic molecules, such as quinone- and amine-based molecules, have been used as negative electrodes in rechargeable metal–air batteries with oxygen-reducing positive electrodes. Here, ...

New concept for lithium-air batteries

Research project in Germany aims to improve the stability of this novel battery type

09-May-2023 - Lithium-air batteries, also known as lithium-oxygen batteries, are candidates for the next generation of high-energy electricity storage devices. Their theoretical energy storage capacity is ten times that of conventional lithium-ion batteries of the same weight, but they are not yet chemically ...

Researchers Test Novel Titanium-Air Battery

This is the first time that experimental results of such a battery have been published

27-Mar-2023 - Scientists at Forschungszentrum Jülich have developed and successfully lab-tested a novel titanium-air battery in cooperation with researchers at the Technion - Israel Institute of Technology in Haifa. This is the first time that experimental results of such a battery have been published in which ...

Novel porous materials are ideal for metal-air batteries

13-Mar-2023 - Sustainable energy solutions cannot be pulled out of thin air. However, combining air with metal and other frameworks may pave the way for environmentally friendly energy conversion and storage, according to a research team based in China. They published their review of novel porous materials — ...

Novel chemistry behind ultra-high power density batteries

Further optimize battery design, with the potential to transform electrifying transportation

13-Feb-2023 - Mohammad Asadi, assistant professor of chemical engineering at Illinois Institute of Technology, has publisheda paper in the journalSciencedescribing the chemistry behind his novel lithium-air battery design. The insights will allow him to further optimize the battery design, with the ...

Novel single-atom catalyst boosts zinc-air battery to record power density

Non-precious yet splendid

20-Dec-2022 - The long-term transformation towards renewable energies is inconceivable without modern energy storage technologies. These include batteries, in which electricity is temporarily stored in the form of chemical energy. Essential for their efficiency is the availability of suitable catalysts that ...

Researchers develop efficient oxygen catalysts for lithium-oxygen batteries

19-Oct-2022 - Lithium-oxygen (Li-O2) battery is one of the most promising batteries due to its high theoretical energy density. However, the poor catalytic performance ofits air-cathode impeded its commercialization. Recently,ajoint research groupled by Prof. BAO Xinhe and Prof. WU Zhongshuai from ...