Saturday, 18 June 2016

Laser manipulates electronic properties

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A new semiconducting material that is only three atomic-layers thick has emerged with more exotic, malleable electronic properties than those of traditional semiconductors.
via Science Daily

Graphene-based thermal modulators

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Squeezing graphene is a way to control its heat conduction, paving the way to harvesting waste heat for power.
via Science Daily

Playing the nanodrum

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Nonlinear effects in graphene membranes can be used for next-generation ICT, report scientists. The discovery paves the way for the application of graphene mechanical resonators in telecommunication applications, for instance, as frequency mixers.
via Science Daily

Sputnik Planum vs. Krun Macula

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Pluto's pitted plains meet rugged highlands in this stunning view. On the left lies a southeastern extent of the bright region still informally known as Sputnik Planum. At right the edge of a dark region, informally Krun Macula, rises some 2.5 kilometers above the icy plains. Along the boundary, connected clusters of large pits form deep valleys, some over 40 kilometers long with shadowy floors. Nitrogen ice is likely responsible for the more reflective plains. The dark red color of the highlands is thought to be from complex compounds called tholins, a product of ultraviolet light induced chemical reactions with methane in Pluto's atmosphere. The enhanced color image includes portions of the highest and second highest resolution image data from the New Horizons July 2015 flyby of the distant world.
Tomorrow's picture: older than trees
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