'Liquid marbles' are a peculiar new substance made by rolling water droplets into powders incapable of dissolving in water. The resulting micro- and nanoscale-particles act like soft solids, and can speed along surfaces without ...
Materials Science
Jul 31, 2013
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Ceramics are hard, chemically inert and can withstand high temperatures. These attributes make them ideal structural components in engines, high-performance disk brakes and medical implants. However, as ceramics are also ...
Materials Science
Feb 13, 2013
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(Phys.org)—It may sound counterintuitive that replacing one of the most photosensitive solar cell materials with a material with less desirable photosensitive properties can improve the solar cell's efficiency, but that's ...
By adding an incredibly thin coating of alumina to a metal surface, researchers at the Georgia Institute of Technology have doubled the rate that heat travels from a solid surface – such as a pot on a stove – into ...
Nanophysics
Feb 15, 2012
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(PhysOrg.com) -- Last October, a containment dam belonging to a Hungarian alumina manufacturer collapsed after heavy rains, releasing 200 million gallons of caustic sludge. Eight people died in the flood of lye-like red mud, ...
Materials Science
Jul 11, 2011
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(PhysOrg.com) -- By connecting single nano-objects together, scientists can fabricate tiny solid-state devices through which a precisely controlled single-electron current can flow. In the past several years, scientists have ...
Previously unknown species of naturally-occurring bacteria have the potential to save the alumina and aluminium industries millions of dollars while helping to reduce their impact on the environment, microbiologist Naomi ...
Cell & Microbiology
Jul 19, 2010
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(PhysOrg.com) -- With more study, alumina could ease kidney dialysis, while magnesium could lead the way to lighter, more fuel-efficient cars.
Materials Science
Jun 21, 2010
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Johns Hopkins materials scientists have found a new use for a chemical compound that has traditionally been viewed as an electrical conductor, a substance that allows electricity to flow through it. By orienting the compound ...
Nanomaterials
Nov 9, 2009
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(PhysOrg.com) -- Physicists at the National Institute of Standards and Technology have demonstrated a new ion trap that enables ions to go through an intersection while keeping their cool. Ten million times cooler than in ...
General Physics
Apr 8, 2009
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