News tagged with electrical conductance

A new, tunable device for spintronics

Recently, the research group of Professor Jairo Sinova from the Institute of Physics at Johannes Gutenberg University Mainz in collaboration with researchers from the UK, Prague, and Japan, has for the first time realised ...

dateAug 28, 2014 in Condensed Matter
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Two dynamos drive Jupiter's magnetic field

(Phys.org) —Superlatives are the trademark of the planet Jupiter. The magnetic field at the top edge of the cloud surrounding the largest member of the solar system is around ten times stronger than Earth's, ...

dateAug 21, 2014 in Space Exploration
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Unleashing the power of quantum dot triplets

Quantum computers have yet to materialise. Yet, scientists are making progress in devising suitable means of making such computers faster. One such approach relies on quantum dots—a kind of artificial atom, ...

dateJul 24, 2014 in Quantum Physics
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Super-stretchable yarn is made of graphene

(Phys.org) —A simple, scalable method of making strong, stretchable graphene oxide fibers that are easily scrolled into yarns and have strengths approaching that of Kevlar is possible, according to Penn ...

dateJun 23, 2014 in Nanomaterials
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New material for flat semiconductors

Researchers around the world have been working to harness the unusual properties of graphene, a two-dimensional sheet of carbon atoms. But graphene lacks one important characteristic that would make it even ...

dateApr 30, 2014 in Materials Science
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Solving a mystery of thermoelectrics

Materials that can be used for thermoelectric devices—those that turn a temperature difference into an electric voltage—have been known for decades. But until now there has been no good explanation for ...

dateApr 29, 2014 in Materials Science
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‘Current test’ for water pollution

A simple test of electrical conductivity could be used as a parameter for water quality, according to new research published in the Journal of Tropical and Agricultural Sciences. The research investigated ...

dateMar 04, 2014 in Environment
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