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General Physics Jul 20, 2016

Device architecture that can tune a material's magnetic properties could reduce the power consumption of memories

The huge energy consumption of the world's data centers creates an urgent need to develop electronic devices that can process information with reduced power requirements. A device that harnesses the 'spin' of electrons offers ...

Earth Sciences Jun 16, 2016

Homologous temperature of olivine links deformation experiments and rheology of the upper mantle

The homologous temperature of a crystalline material is defined as the ratio between temperature and the melting (solidus) temperature (Tm) in Kelvin. Because Tm of a crystalline material is controlled by the bonding force ...

General Physics Jun 7, 2016

Measurement system for the performance of nanoscale magnetic devices replicated by chip maker

A highly sensitive measurement system for the performance of nanoscale magnetic devices, invented and developed at NIST, was successfully replicated recently by Intel Corporation, enhancing the company's ability to evaluate ...

Astronomy Jun 2, 2016

Hubble finds universe may be expanding faster than expected

Astronomers using NASA's Hubble Space Telescope have discovered that the universe is expanding 5 percent to 9 percent faster than expected.

Materials Science Jun 1, 2016

Ensuring the future affordability of wind turbines, computers and electric cars

Technologies from wind turbines to electric vehicles rely on critical materials called rare-earth elements. These elements, though often abundant, can be difficult and increasingly costly to come by. Now, scientists looking ...

Astronomy May 24, 2016

Scientist suggests possible link between primordial black holes and dark matter

Dark matter is a mysterious substance composing most of the material universe, now widely thought to be some form of massive exotic particle. An intriguing alternative view is that dark matter is made of black holes formed ...

General Physics May 18, 2016

Ultrasensitive magnetometer proposed based on compass needle

(Phys.org)—A team of researchers with members from several institutions in the U.S. and one in Germany has proposed the idea of using an extremely small compass needle to build an ultrasensitive magnetometer. In their paper ...

Nanophysics May 10, 2016

Spin lifetime anisotropy of graphene is much weaker than previously reported

An article published today in Nature Communications presents a new method to determine the spin lifetime anisotropy of spin-polarized carriers in graphene using oblique spin precession. The work, led by ICREA research Prof ...

General Physics May 2, 2016

Nuclear techniques measure damage in superconducting cables for fusion energy research reactor

ANSTO researchers have joined the thousands of experts from 35 countries working worldwide to resolve technological challenges relating to a world's fusion energy collaboration, the International Thermonuclear Experimental ...

Earth Sciences Apr 29, 2016

Full 3-D shape of large-scale folds in Greenland's ice cap revealed

The polar ice caps consist of layer upon layer of snow that is compressed to ice that slowly flows towards the sea. Airborne radar has indicated folds in layers that date back to the ice ages.

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