Anyone who has owned a smartphone for over a year is most likely aware that its built-in lithium (Li)-ion battery does not hold as much charge as when the device was new. The degradation of Li-ion batteries is a serious issue ...
Polymers
Mar 5, 2021
0
16
With grid-scale renewable energy on the rise, many scholars have shifted their attention from energy generation to energy storage. Whether it is solar cells converting sunlight into power, or windmills transforming air currents ...
Materials Science
Sep 10, 2020
0
11
Dual-ion batteries (DIBs) consisting of a graphite anode and cathode have attracted increasing attention due to their advantages of environmental friendliness, excellent cyclic stability and good safety.
Materials Science
Jul 17, 2020
0
13
Lithium-ion batteries (LIBs) are the dominant power source for portable electronics and electric vehicles. However, the relatively low theoretical capacity of the graphite anode (372 mAh g-1) hinders the enhancement of the ...
Materials Science
Apr 11, 2019
0
6
Silicon – the second most abundant element in the earth's crust – shows great promise in Li-ion batteries, according to new research from the University of Eastern Finland. By replacing graphite anodes with silicon, it ...
Energy & Green Tech
Aug 30, 2017
0
13
A new approach developed by a team of researchers, led by Prof. Jaephil Cho (School of Energy and Chemical Engineering) could hold the key to greatly improving the performance of commercial lithium-ion batteries.
Energy & Green Tech
Dec 13, 2016
1
15
A key issue with lithium ion batteries is aging. It significantly reduces their potential storage capacity. To date, very little is known about the causes of the aging effects. Scientists from the Department of Technical ...
Materials Science
Nov 17, 2015
0
25
As electric vehicles and personal portable electronics become more ubiquitous, researchers are trying to solve some of the major limitations of current lithium-ion battery technology, which uses a graphite anode and a lithium-based ...
Nanomaterials
Oct 13, 2022
0
6
