Costa Rica's 'urban mine' for planet-friendlier lithium
Costa Rica, a country where open pit mining is banned, has become a leader in the extraction of heavy metals such as lithium—not from the Earth, but old batteries.
Mar 13, 2023
0
19
Costa Rica, a country where open pit mining is banned, has become a leader in the extraction of heavy metals such as lithium—not from the Earth, but old batteries.
Mar 13, 2023
0
19
Clean energy is the leading solution for climate change. But solar and wind power are inconsistent at producing enough energy for a reliable power grid. Alternatively, lithium-ion batteries can store energy but are a limited ...
Jan 13, 2023
1
68
Rechargeable batteries that use ammonium cations as charge carriers could provide ecofriendly and sustainable substitutes to metal-ion-based batteries, researchers at KAUST show.
Jan 10, 2023
1
94
How many rechargeable lithium-ion batteries are you wearing? How many are in your general vicinity?
Dec 12, 2022
0
88
For the last few decades, battery research has largely focused on rechargeable lithium-ion batteries, which are used in everything from electric cars to portable electronics and have improved dramatically in terms of affordability ...
Nov 4, 2022
0
70
Osaka Metropolitan University scientists have successfully developed a new positive electrode material Na2FeS2, consisting of sodium, iron, and sulfur. During testing, batteries using the Na2FeS2 positive electrode had a ...
Oct 11, 2022
0
201
Researchers at the Department of Energy's Oak Ridge National Laboratory and the University of Tennessee, Knoxville, discovered a key material needed for fast-charging lithium-ion batteries. The commercially relevant approach ...
Sep 21, 2022
2
299
Alkaline and zinc-carbon batteries are common in many self-powered devices. However, once a battery is discharged, it is no longer usable and is discarded. According to estimates, nearly 15 billion batteries are produced ...
Aug 11, 2022
0
5
A new study shows how a magnetic material can be used to help monitor the amount of life left in a rechargeable battery before it needs to be recharged.
Jun 14, 2022
0
11
Batteries do the heavy lifting to store excess solar energy on power grids for use after sundown, but to operate, they also rely on pricey elements like platinum.
May 5, 2022
0
25