News tagged with graphene

Graphene quantum dot LEDs

The first graphene quantum dot light-emitting diodes (GQD-LEDs), fabricated by using high-quantum-yield graphene quantum dots through graphite intercalation compounds, exhibit luminance in excess of 1,000 ...

dateJun 15, 2015 in Nanomaterials
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Twisted graphene chills out

(Phys.org) —When two sheets of graphene are stacked in a special way, it is possible to cool down the graphene with a laser instead of heating it up, University of Manchester researchers have shown.

dateSep 17, 2014 in Nanomaterials
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A new wrinkle for cell culture

Using a technique that introduces tiny wrinkles into sheets of graphene, researchers from Brown University have developed new textured surfaces for culturing cells in the lab that better mimic the complex ...

dateApr 23, 2015 in Nanomaterials
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Doped graphene nanoribbons with potential

Graphene is a semiconductor when prepared as an ultra-narrow ribbon – although the material is actually a conductive material. Researchers from Empa and the Max Planck Institute for Polymer Research have ...

dateSep 08, 2014 in Nanomaterials
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