Scientists at UC Santa Cruz and Lawrence Livermore National Laboratory (LLNL) have reported the first example of ultrafast 3D-printed graphene supercapacitor electrodes that outperform comparable ...

Graphene has been very hot in scientific circles since it was first produced in 2004. This one-atom thick layer of carbon has been found to have such remarkable properties that its discoverers were ...

A paper thin cell phone with a battery life to rival the biggest brick on the market today? New research from a US-China collaboration suggests that in this case the sci might soon be dropping the fi.

Researchers at Monash University have applied a rapid thermal annealing step to a graphite oxide precursor to deliver supercapacitors that have achieved power densities as high as 69.2 kW per liter, ...

Researchers from Texas A&M University have shown that a supercapacitor responds to charging by stretching and expanding, storing energy. This discovery can be applied to the construction of novel ...

A depiction of the material used by the research team. The insert shows actual images of the team’s material while the background shows the structure of graphene. Suprem Das Imagine recharging your ...

As a stand-alone material, graphene has some excellent electrical conductivity and charge carrier mobility properties that make it ideal for energy storage devices. However, for a lot of these devices ...

Graphene may be versatile, but there’s one thing it’s not all that good at – dispersing in water. Now, researchers at Umeå University have found a relatively simple way to do it. Graphene oxide is a ...

Graphene capacitors are both highly flexible and have an energy density far beyond existing electrochemical capacitors, possibly within reach of conventional lithium-ion and nickel metal hydride ...

(Nanowerk News) In a step towards a new type of energy storage, QUT researchers have developed a hybrid supercapacitor that offers the best of both worlds in energy storage. When it comes to the ...