Chips that use light, rather than electricity, to move data would consume much less power—and energy efficiency is a growing concern as chips' transistor counts rise.
Nanophysics
Sep 17, 2014
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(Phys.org) —A team of Berkeley Lab researchers believes it has uncovered the secret behind the unusual optoelectronic properties of single atomic layers of transition metal dichalcogenide (TMDC) materials, the two-dimensional ...
Nanophysics
Sep 11, 2014
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Credited with revolutionizing scientific studies, green fluorescent proteins or GFPs let scientists track molecules in complex reactions inside cells. Found in jellyfish and other marine animals, GFP glows green when hit ...
Materials Science
Sep 10, 2014
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The world is mostly neutral. That is, most of the atoms in our environment are electrically neutral. The number of electrons in the outer parts of atoms equals the number of protons at the centers of atoms. As one or more ...
General Physics
Jul 18, 2014
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China will exempt electric cars and other types of "new energy" vehicles from purchase tax, the government said, as it seeks to reduce pollution and conserve resources.
Energy & Green Tech
Jul 10, 2014
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From allowing our eyes to see, to enabling green plants to harvest energy from the sun, photochemical reactions – reactions triggered by light – are both ubiquitous and critical to nature. Photochemical reactions also ...
General Physics
Jun 17, 2014
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Engineers at Oregon State University have successfully shown that a continuous flow reactor can produce high-quality nanoparticles by using microwave-assisted heating – essentially the same forces that heat up leftover ...
Nanomaterials
Jun 10, 2014
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Labeling biomolecules with light-emitting nanoparticles is a powerful technique for observing cell movement and signaling under realistic, in vivo conditions. The small size of these probes, however, often limits their optical ...
Nanomaterials
May 7, 2014
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A bullet fired through a block of wood will slow down. In a similar way, ions are decelerated when they pass through a solid material: the thicker the material, the larger the energy loss will be. However, this picture breaks ...
Condensed Matter
Apr 22, 2014
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An international team of scientists led by physicists from the University of York has paved the way for a new class of magnetic materials and devices with improved performance and power efficiency.
General Physics
Feb 28, 2014
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