Conductors of electrical current, including copper, heat up and limit the ability to increase circuit densities. Unusual materials that exhibit the so-called ‘quantum spin Hall effect’, in which current can flow ...
General Physics
Sep 30, 2011
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Spanish and U.S. physicists studying nanoelectronics have found that size really does matter when it comes to predicting the behavior of electrical contacts that are just one atom wide.
General Physics
Apr 29, 2009
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For the first time, scientists are measuring the rotation of the main (deuterium) plasma in the edge region of a fusion device. New spectroscopic measurements combined with state-of-the-art spectroscopic simulation made this ...
Plasma Physics
Feb 19, 2019
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8
For the first time in more than 100 years, drug and dietary supplement manufacturers are updating the tests used to ensure that their products contain safe levels of metal impurities, and the stringent new requirements, instruments ...
Other
Aug 21, 2013
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Impurities in materials are responsible for the colours of gemstones or the performance of modern semiconductors. The same applies to quantum systems, although research has been limited. For the first time, Kaiserslautern ...
Quantum Physics
Oct 1, 2018
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9
Organic light-emitting diodes (OLEDs) are now widely used. For use in displays, blue OLEDs are additionally required to supplement the primary colors red and green. Especially in blue OLEDs, impurities give rise to strong ...
Polymers
Jul 25, 2023
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51
Carbon nanotubes (CNTs) are some of the strongest materials on Earth and are used to strengthen composite materials, such as those used in high-performance tennis rackets. CNTs have potential uses in everything from medicine ...
Nanomaterials
Aug 22, 2012
1
0
A new, Monash-led theoretical study advances our understanding of its role in thermodynamics in the quantum impurity problem.
Quantum Physics
Oct 14, 2020
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104
The soot particle filters found on diesel vehicles are designed to ensure that no harmful particles make their way through the exhaust pipe. Often, though, the exhaust from newer-model engines is not hot enough to free the ...
Engineering
Oct 5, 2011
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0
(Phys.org) —Drivers who have ever noticed a residue on their windshields after going through a car wash will sympathize with nanoscientist Seth Darling's pain.
Nanomaterials
May 6, 2013
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