Scientists have uncovered a root cause of the growth of needle-like structures—known as dendrites and whiskers—that plague lithium batteries, sometimes causing a short circuit, failure, or even a fire.
Nanophysics
Oct 14, 2019
11
888
Carbon exists in various forms. In addition to diamond and graphite, there are recently discovered forms with astonishing properties. For example graphene, with a thickness of just one atomic layer, is the thinnest known ...
Nanomaterials
May 20, 2021
0
7372
For the first time in history, a change will be made to the atomic weights of some elements listed on the Periodic table of the chemical elements posted on walls of chemistry classrooms and on the inside covers of chemistry ...
Materials Science
Dec 15, 2010
11
1
(PhysOrg.com) -- Although lithium-ion technology dominates headlines in battery research and development, a new element is making its presence known as a potentially powerful alternative: sodium.
Energy & Green Tech
Oct 25, 2011
1
0
The team was able to show through neutron measurements made at the Institut Laue-Langevin in Grenoble, France, that lithium ions do not penetrate deeply into the silicon. During the charge cycle, a 20-nm anode layer develops ...
Energy & Green Tech
Aug 8, 2016
0
79
For years, scientists have looked for ways to cool molecules down to ultracold temperatures, at which point the molecules should slow to a crawl, allowing scientists to precisely control their quantum behavior. This could ...
General Physics
Apr 8, 2020
0
2903
As the world's appetite for carbon-based materials like graphite increases, Ohio University researchers presented evidence this week for a new carbon solid they named "amorphous graphite."
Materials Science
Jun 10, 2022
0
1196
The lithium-ion battery is a very popular energy storage device that provides power for our laptops, cellphones, hover boards, etc. However, there are serious safety problems with lithium-ion batteries, including serious ...
Energy & Green Tech
Apr 22, 2016
0
47
A team of researchers at Duke University and their collaborators have uncovered the atomic mechanisms that make a class of compounds called argyrodites attractive candidates for both solid-state battery electrolytes and thermoelectric ...
Materials Science
May 22, 2023
0
1696
(PhysOrg.com) -- At first glance, lithium should be a simple atomic system. It is the lightest solid element and with just three electrons, it should exhibit simple, crystalline structures. However, an international team ...
Condensed Matter
Jan 14, 2011
0
0
