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General Physics Sep 1, 2016

Making the switch, this time with an insulator

The growing field of spin electronics - spintronics - tells us that electrons spin like a top, carry angular momentum, and can be controlled as units of power, free of conventional electric current. Nonvolatile magnetic memory ...

Astronomy Aug 31, 2016

First stars formed even later than previously thought

ESA's Planck satellite has revealed that the first stars in the Universe started forming later than previous observations of the Cosmic Microwave Background indicated. This new analysis also shows that these stars were the ...

Optics & Photonics Aug 30, 2016

Invisibility cloak with photonic crystals

Almost as elusive as unicorns, finding practical materials for invisibility cloaking is challenging. Michigan Technological University researchers have new ideas how to solve that.

Bio & Medicine Aug 23, 2016

Nanofiber scaffolds demonstrate new features in the behaviour of stem and cancer cells

Novel scaffolds are shown enabling cells to behave in a different but controlled way in vitro due to the presence of aligned, self-assembled ceramic nanofibers of an ultra-high anisotropy ratio augmented into graphene shells.

Condensed Matter Aug 2, 2016

Microscope becomes gauge to measure forces within crystals

All materials found in nature – even the most "perfect" diamond – contain defects, since the atoms inside them are never arranged in perfect order.

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 ...

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