(Phys.org)—Last year, a team of University of Pennsylvania physicists showed how to undo the "coffee-ring effect," a commonplace occurrence when drops of liquid with suspended particles dry, leaving a ring-shaped stain ...
General Physics
Jan 18, 2013
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(Phys.org)—Directed assembly is a growing field of research in nanotechnology in which scientists and engineers aim to manufacture structures on the smallest scales without having to individually manipulate each component. ...
Condensed Matter
Jan 2, 2013
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The field of metamaterials involves augmenting materials with specially designed patterns, enabling those materials to manipulate electromagnetic waves and fields in previously impossible ways. Now, researchers from the University ...
General Physics
Dec 18, 2012
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(Phys.org)—Electronic circuits are typically integrated in rigid silicon wafers, but flexibility opens up a wide range of applications. In a world where electronics are becoming more pervasive, flexibility is a highly desirable ...
Nanomaterials
Nov 26, 2012
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1
Whether human or baboon, it helps to have friends. For both species, studies have shown that robust social networks lead to better health and longer lives. Now, a team of University of Pennsylvania researchers has helped ...
Plants & Animals
Oct 1, 2012
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(Phys.org)—Computers may be getting faster every year, but those advances in computer speed could be dwarfed if their 1's and 0's were represented by bursts of light, instead of electricity.
Nanophysics
Sep 10, 2012
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As the world's accessible oil reserves dwindle, natural gas has become an increasing important energy source. The primary component of natural gas is methane, which has the advantage of releasing less carbon dioxide when ...
Materials Science
Aug 9, 2012
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(Phys.org) -- Memory devices for computers require a large collection of components that can switch between two states, which represent the 1's and 0's of binary language. Engineers hope to make next-generation chips with ...
Condensed Matter
Jun 21, 2012
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(PhysOrg.com) -- Pompeii-like, a 300-million-year-old tropical forest was preserved in ash when a volcano erupted in what is today northern China. A new study by University of Pennsylvania paleobotanist Hermann Pfefferkorn ...
Earth Sciences
Feb 20, 2012
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(PhysOrg.com) -- Despite amazing advances in computers and cameras, people with serious visual impairments are often aided with the most basic technology imaginable: a cane.
Hi Tech & Innovation
Nov 15, 2011
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