New material possible boon for lithium ion batteries
Batteries could get a boost from an Oak Ridge National Laboratory discovery that increases power, energy density and safety while dramatically reducing charge time.
Movement of pyrrole molecules defy 'classical' physics
(Phys.org) —New research shows that movement of the ring-like molecule pyrrole over a metal surface runs counter to the centuries-old laws of 'classical' physics that govern our everyday world.
International research team develops ultrahigh-power energy storage devices
A team of researchers from the U.S. and France report the development of a micro-supercapacitor with remarkable properties. The paper will be published in the premier scientific journal Nature Nanotechnology online on Aug ...
Making sodium-ion batteries that are worth their salt
(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.
High-efficiency zinc-air battery developed
Stanford University scientists have developed an advanced zinc-air battery with higher catalytic activity and durability than similar batteries made with costly platinum and iridium catalysts. The results, ...
The ultra-high volumetric energy density lithium-sulfur battery
Lithium ion battery technology (LIBs) is one of the most important mobile power sources for laptops, cameras, and smart phones. However, the current energy density of LIBs is approaching the theoretical limit, which underscoring ...
Scientists crash lead nuclei together to create the hottest and densest nuclear material ever
The thousand-degree temperatures reached in the hottest of industrial furnaces is nothing compared to the equivalent temperatures achieved when particles traveling near the speed of light slam into each other.
Research update: New way to store sun's heat
A novel application of carbon nanotubes, developed by MIT researchers, shows promise as an innovative approach to storing solar energy for use whenever its needed.
Iron in the sun: A greenhouse gas for X-ray radiation
(Phys.org) —Scientists from the Heidelberg Max Planck Institute for Nuclear Physics (MPIK) in cooperation with DESY (Hamburg) at the synchrotron PETRA III have investigated for the first time X-ray absorption ...
For better batteries, just add water
Lithium-ion batteries are now found everywhere in devices such as cellular phones and laptop computers, where they perform well. In automotive applications, however, engineers face the challenge of squeezing ...
'Nanoscoops' could spark new generation of electric automobile batteries
An entirely new type of nanomaterial developed at Rensselaer Polytechnic Institute could enable the next generation of high-power rechargeable lithium (Li)-ion batteries for electric automobiles, as well as ...
Flexible supercapacitor raises bar for volumetric energy density
Scientists have taken a large step toward making a fiber-like energy storage device that can be woven into clothing and power wearable medical monitors, communications equipment or other small electronics.
Mechanism for aprotic sodium-air batteries
New capacitors to improve electric vehicles
Scientists from the National Physical Laboratory (NPL) have developed a new lead-free, high temperature ceramic capacitor that could improve the efficiency and reliability of electric and hybrid vehicles.