Lithium-Sulfur batteries: First multimodal analysis in pouch cell format

Evaluation shows how the electrolyte affects the formation of unwanted sulphur particles and polysulphides

24-Feb-2022 - Lithium-sulphur (Li/S) batteries have significantly higher energy densities than conventional lithium-ion batteries, but age very quickly. Now, for the first time, a team at HZB has investigated Li/S batteries in the industry-relevant pouch cell format with different electrolytes during ...

Scientists enhance durability of lithium-sulfur batteries with dyes

A coating material based on methylene blue dye could ensure high performance of these batteries

10-Feb-2022 - Many emerging technologies related to sustainable energy, such as grid-scale energy storage systems and electric cars, require high-performance rechargeable batteries. Unfortunately, conventional lithium-ion batteries (LIBs) have almost reached their theoretical limit, and need to be supplanted ...

30-minute synthesis of cathode materials for flexible lithium-sulfur batteries

Innovative lithium-sulfur battery provides high energy density, fast charging, and mechanical flexibility

01-Oct-2021 - Foldable mobile phones are gaining popularity these days. As the popularity of such intelligent flexible devices and electric vehicles increases, the demand for high-energy, long-life and fast-charging energy storage systems is increasing. The current lithium-ion battery technologies cannot meet ...

A spoonful of sugar opens a path to longer lasting lithium sulfur batteries

“In less than a decade, this technology could lead to vehicles including electric buses and trucks that can travel from Melbourne to Sydney without recharging"

15-Sep-2021 - Simply by adding sugar, researchers from the Monash Energy Institute have created a longer-lasting, lighter, more sustainable rival to the lithium-ion batteries that are essential for aviation, electric vehicles and submarines. The Monash team, assisted by CSIRO, report in Nature Communications ...

Humboldt-fellow Dr. Preeti Bhauriyal: Designing conductive MOFs for long life Lithium-Sulfur batteries

18-Aug-2021 - Humboldt-fellow Dr. Preeti Bhauriyal from India works at the group of Theoretical Chemistry at TU Dresden in order to research metal and covalent organic frameworks (MOFs and COFs) for various applications. Her overall aim is to design conductive metal organic frameworks based cathode hosts for ...

An unusual choice of material yields incredibly long-lasting batteries

Non-conductive silica could be key to realizing next-generation lithium-sulfur batteries

05-Jun-2020 - The tremendous increase in the use of mobile technology, wearable electronics, and a wide range of portable devices in general over the past few decades, has driven scientists worldwide to seek out the next breakthrough in rechargeable batteries. Lithium-sulfur batteries (LSBs)--composed of a ...

Scientists develop high-performance lithium-sulfur batteries

20-Apr-2020 - Recently, research groups led by Prof. LIU Jian and Prof. WU Zhongshuai from the Dalian Institute of Chemical Physics (DICP) of the Chinese Academy of Sciences have developed Fe1-xS-decorated mesoporous carbon spheres as the nanoreactor, which can beapplied as lithium-sulfur battery cathode. The ...

Supercharging tomorrow: World's most efficient lithium-sulfur battery

06-Jan-2020 - Imagine having access to a battery, which has the potential to power your phone for five continuous days, or enable an electric vehicle to drive more than 1000km without needing to "refuel". Monash University researchers are on the brink of commercialising the world's most efficient ...

Stabilizing sulfur cathode by single Li-ion channel polymer binder

28-Nov-2019 - The growing demands on the high-performance energy-storage system for emerging technologies such as electric vehicles and artificial intelligence drive the development of high-performance batteries. As a promising candidate of next-generation batteries, Li-S batteries have been drawn much ...

Nanoparticles in lithium-sulphur batteries detected with neutron experiment

09-Sep-2019 - An HZB team has for the first time precisely analysed how nanoparticles of lithium sulphide and sulphur precipitate onto battery electrodes during the course of the charging cycle. The results can help increase the service life of lithium-sulphur batteries. Lithium-sulphur batteries are regarded ...