Researchers from Swansea University and collaborators have developed a scalable method for producing defect-free graphene current collectors, significantly enhancing lithium-ion battery safety and.
Can graphene current collectors improve the performance of lithium-ion batteries?
Researchers have developed a pioneering technique for producing large-scale graphene current collectors. This breakthrough promises to significantly enhance the safety and performance of lithium-ion batteries (LIBs), addressing a critical challenge in energy storage technology.
Can graphene foils improve the safety and performance of lithium-ion batteries?
This breakthrough promises to significantly enhance the safety and performance of lithium-ion batteries (LIBs), addressing a critical challenge in energy storage technology. Published in Nature Chemical Engineering, the study details the first successful protocol for fabricating defect-free graphene foils on a commercial scale.
Is graphene a step forward for battery technology?
“This is a significant step forward for battery technology,” said Dr Rui Tan, co-lead author from Swansea University. “Our method allows for the production of graphene current collectors at a scale and quality that can be readily integrated into commercial battery manufacturing.
What happens if lithium-ion graphene oxide batteries are not recycled?
Schematic diagram of recycling and reuse of lithium-ion graphene oxide batteries If spent LiBs are not properly disposed of, they can waste resources and harm the environment. If improperly handled, hazardous metal and flammable electrolytes, including graphite particles found in spent LiBs, might jeopardize the environment and human health.
A scalable graphene current collector. Credit: Swansea University “Our dense, aligned graphene structure provides a robust barrier against the formation of flammable gases and prevents oxygen from permeating the battery cells, which is crucial for avoiding catastrophic failures,” explained Dr Jinlong Yang, co-lead author from Shenzhen University.
Can sulphur dioxide improve the performance of graphene electrodes?
In the report on current developments in the fabrication of graphene and related materials for high-performance LiB electrodes, Kumar et al. discovered that the addition of metal oxide or sulphur dioxide to graphene enhanced both its anode and cathode performances .