In recent years, topological insulators have become one of the hottest topics in physics. These new materials act as both insulators and conductors, with their interior preventing the flow of electrical currents while their ...
Nanophysics
Feb 14, 2011
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Gallium nitride (GaN) material holds promise for emerging high-power devices that are more energy efficient than existing technologies – but these GaN devices traditionally break down when exposed to high voltages. Now ...
Electronics & Semiconductors
Feb 2, 2011
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A US company has come up with a baton-shaped device that charges gadgets using power generated by walking, hiking or running.
Consumer & Gadgets
Jan 5, 2011
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Japanese researchers have succeeded in the batch fabrication of suspended structures (cantilevers and bridges) of single crystal diamond for nano/micro electromechanical systems.
Nanomaterials
Dec 24, 2010
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(PhysOrg.com) -- When turned on, today’s smartphones and other wireless devices radiate power in all directions while searching for communications nodes. But this omni-directionality can pose problems, such as limiting ...
As computing power continues to move from the desktop to portable devices, the nature of communications networks will change radically. A network in which devices are regularly being added and removed, and where the strength ...
Computer Sciences
Dec 10, 2010
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Today, Ecole Polytechnique Federale de Lausanne and IBM announced a major research initiative, with several leading academic and corporate research organizations across Europe, to address the alarming growth of energy consumption ...
Energy & Green Tech
Oct 27, 2010
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There's a big buzz today over future nanostructure devices performing specialized jobs in everything from electronics to medicine. But what's still needed are unconventional ways to power these tiny machines.
Energy & Green Tech
Sep 23, 2010
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Super-sized electromagnetic coils are helping explain how aquatic life might be affected by renewable energy devices being considered for placement along America's coastal waters and in the nation's rivers.
Ecology
Sep 20, 2010
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Fujitsu today announced the development of wireless recharging technology that enables the design of magnetic resonance-based wireless charging systems that can simultaneously recharge various types of portable electronic ...
Engineering
Sep 14, 2010
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