(Phys.org) —University of Leeds researchers have taken the lead in the race to build the world's most powerful terahertz laser chip.
General Physics
Feb 17, 2014
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The ability to shrink laboratory-scale processes to automated chip-sized systems would revolutionize biotechnology and medicine. For example, inexpensive and highly portable devices that process blood samples to detect biological ...
Nanophysics
Oct 28, 2013
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A team of researchers from the University of California, Riverside's Bourns College of Engineering have solved a problem that previously presented a serious hurdle for the use of graphene in electronic devices.
Nanomaterials
Sep 3, 2013
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(Phys.org) —Researchers at Fudan University in China have discovered a way to speed up traditional computer transistors by embedding tunneling field-effect transistors (TFETs) in them. In their paper published in the journal ...
Almost all computer chips use two types of transistors: one called p-type, for positive, and one called n-type, for negative. Improving the performance of the chip as a whole requires parallel improvements in both types.
Electronics & Semiconductors
Jan 2, 2013
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(Phys.org)—Files obtained by the Electronic Privacy Information Center (EPIC) and provided to CNET show that the National Security Agency (NSA) under its secret Perfect Citizen program is looking at the computerized systems ...
In a discovery that helps clear a new path toward quantum computers, University of Michigan physicists have found elusive Dirac electrons in a superconducting material.
Quantum Physics
Dec 4, 2012
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(Phys.org)—The cherished portability of many popular electronics, from smart phones to laptops, mostly comes courtesy of lithium-ion batteries. Unfortunately, these dense and lightweight energy storage devices begin to ...
Materials Science
Nov 27, 2012
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University of Utah engineers designed microscopic mechanical devices that withstand intense radiation and heat, so they can be used in circuits for robots and computers exposed to radiation in space, damaged nuclear power ...
Engineering
Jun 12, 2012
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(Phys.org) -- A UK company has developed an electronic nose that the company says can make a real difference, as a fast-acting device for detecting harmful substances in the environment. Peratech claims its electronic nose ...
