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
0
0
By reproducing in the laboratory the complex interactions that cause human genes to turn on inside cells, Duke University bioengineers have created a system they believe can benefit gene therapy research and the burgeoning ...
Biotechnology
Feb 3, 2013
1
0
Nitrogen fertilizers are critical for growing crops to feed the world, yet when applied in excess can pollute our water for decades. A new study provides six steps to address nitrogen pollution and improve water quality.
Environment
Feb 14, 2022
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436
Researchers have developed a method of "wiring up" graphene nanoribbons (GNRs), a class of one-dimensional materials that are of interest in the scaling of microelectronic devices. Using a direct-write scanning tunneling ...
Nanomaterials
Sep 20, 2023
0
93
(Phys.org)—Researchers from North Carolina State University have developed a new nanolithography technique that is less expensive than other approaches and can be used to create technologies with biomedical applications.
Nanophysics
Aug 31, 2012
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0
Picture two charged particles in a vacuum. Thanks to laws of elementary electrostatics, we can easily calculate the force these particles exert upon one another, and therefore predict their movements.
General Physics
Nov 28, 2012
2
0
Existing urban water systems are at the end of their design lifetimes. New, innovative solutions are needed, and these must combine technology and engineering with an understanding of social systems and institutions. The ...
Environment
Aug 23, 2013
0
0
The Chern number, an invariant quantity that characterizes topological phases in physical systems, was recently tuned in a controlled fashion by researchers from Tokyo Tech. They achieved this feat in an electronic-nuclear ...
Condensed Matter
Sep 7, 2023
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22
A repository developed by Duke University engineers that they call a "materials genome" will allow scientists to stop using trail-and-error methods for combining electricity-producing materials called "thermoelectrics."
Condensed Matter
Dec 14, 2011
0
0
Researchers from Johns Hopkins and Northwestern universities have discovered how to control the shape of nanoparticles that move DNA through the body and have shown that the shapes of these carriers may make a big difference ...
Bio & Medicine
Oct 12, 2012
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