Twisted crystals point way toward active optical materials

(PhysOrg.com) -- A nanoscale game of "now you see it, now you don't" may contribute to the creation of metamaterials with useful optical properties that can be actively controlled, according to scientists at Rice University.

Controlling Chemistry Improves Potential of Carbon Nanotubes

(PhysOrg.com) -- A team of University of Maryland nanotechnology researchers has solved one of the most vexing challenges hindering the use of carbon nanomaterials for better electrical energy storage or enhancing the fluorescence ...

Physicists scale up invisibility cloaks using natural crystals

(PhysOrg.com) -- Physicists from the University of Birmingham, with colleagues at Imperial College, London, and Technical University of Denmark, have demonstrated an 'invisibility cloak' that can hide a three-dimensional ...

Multi-component nano-structures with tunable optical properties

(PhysOrg.com) -- Scientists at the U.S. Department of Energy's Brookhaven National Laboratory report the first successful assembly of 3-D multi-component nanoscale structures with tunable optical properties that incorporate ...

Nanoparticles Increase Intensity of Quantum Dots' Glow

(PhysOrg.com) -- Demonstration of precision DNA-based nanoassembly method for making light-emitting particle clusters could lead to advances in solar cells, optoelectronics, and biosensors

Shining Light on Graphene-Metal Interactions

(PhysOrg.com) -- By controlling the layered growth of graphene - a relatively "new" form of carbon that's just a single atom thick - researchers at Brookhaven National Laboratory have uncovered intriguing details about the ...

Layered graphene sheets could solve hydrogen storage issues

Graphene -- carbon formed into sheets a single atom thick -- now appears to be a promising base material for capturing hydrogen, according to recent research* at the National Institute of Standards and Technology and the ...

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