Scientists pinpoint cause of harmful dendrites and whiskers in lithium batteries
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,...
Scientists find a cheaper way to produce hydrogen
Replacing today's expensive catalysts could bring down the cost of producing the gas for fuel, fertilizer and clean energy storage.
Researchers at the Department of...
New production technique for high-performance polymer could make for better body armor
Using a new composite nanoparticle catalyst, Brown University researchers have shown they can make degradation-resistant PBO, a polymer used to make body armor and...
Smartphones could help cities become more energy efficient
Buildings currently consume about 40 percent of all the electricity used in the United States, most of them located in urban areas that are...
New electrolyte improves the performance of next-generation lithium battery
The lithium-ion battery is ubiquitous.
Because of its versatility, this battery can be tailored to powering cell phones, laptops, power tools or electric vehicles.
It is...
Graphene turns 15 on track to deliver on its promises
Graphene is light, flexible, conductive, and one of the strongest materials in the world.
And it is right on track to deliver on its promises...
Hydrogen fuel is getting buzz, but here’s why it hasn’t gone mainstream
Is hydrogen the answer to our energy needs? An aerospace and mechanical engineer explains how to bring this fuel down to Earth.
The hydrogen fuel...
New aluminium battery concept could help make more sustainable batteries
A new concept for an aluminium battery has twice the energy density as previous versions, is made of abundant materials, and could lead to...
New bendable battery can stretch and twist without losing power
A new bendable battery can stretch and twist without interrupting the supply of power.
For applications in bendable electronic devices, this is precisely the kind...
Scientists create stretchable and bendable lithium-ion battery
Scientists have used stretchable materials to develop a battery that can be bent, stretched and twisted.
For applications in bendable electronic devices, this is...