News tagged with graphene

Researchers fine-tune quantum dots from coal

Graphene quantum dots made from coal, introduced in 2013 by the Rice University lab of chemist James Tour, can be engineered for specific semiconducting properties in either of two single-step processes.

dateMar 18, 2015 in Nanophysics
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Measuring the mass of 'massless' electrons

(Phys.org)—Individual electrons in graphene are massless, but when they move together, it's a different story. Graphene, a one-atom-thick carbon sheet, has taken the world of physics by storm—in part, ...

dateJun 23, 2014 in Nanophysics
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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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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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