Page 12 - AsiaElec Week 10 2023

AsiaElec BATTERIES AsiaElec

Lithium-ion batteries the

future, but issues remain

CHINA WITH electric batteries increasingly important Overall, the development of more efficient
in reducing the dependence on fossil fuels and and sustainable batteries is crucial to advancing
mitigating the impact of climate change, there the use of renewable resources and reducing the
are still some challenges that need to be addressed reliance on fossil fuels, but while there are still
in regards to efficiency and sustainability of new some challenges to overcome, ongoing research
technologies. and development efforts are making significant
In a study headed by Professor Noriyoshi Mat- progress.
sumi of the Japan Advanced Institute of Science and As the research led by Matsumi has
Technology (JAIST) it was shown that while lithi- shown, increasing conductivity, while
um-ion batteries have become the preferred choice reducing impedance and improving stabil-
for electric vehicles (EVs), their slow charging speed ity, is key. Researchers
remains a significant issue. This approach could potentially lead to faster
To overcome this challenge, researchers are charging of batteries, which would itself be a sig- are working
working on developing fast charging technologies nificant advancement in the field of energy storage.
that can charge a battery up to 80% of capacity in As such, with EVs becoming increasingly popu- on developing
just 10 minutes. lar as battery performance improves, making them
This would make EVs much more practical, in a viable alternative to traditional gasoline-powered fast charging
time leading to increased use globally. vehicles is paramount. technologies.
However, increasing energy density as is the It is a reality recognised by Professor Mat-
norm in increasing capacity and power retention as sumi, who added that by way of “the high-rate
part of this process can also lead to safety concerns, chargeable battery technology, people will enjoy
as the battery can become more volatile and prone electric vehicles and convenient mobile devices”
to subsequent overheating. The life cycle of batteries for longer “irrespective of the availability of fossil
too is a consideration. resources.”™

P12 www. NEWSBASE .com Week 10 08 •March•2023