Freezing water droplets form sharp ice peaks
Photos reveal how water droplets placed on a cold surface freeze to a sharp point that sprouts a "forest" of tree-like ice crystals.
Photos reveal how water droplets placed on a cold surface freeze to a sharp point that sprouts a "forest" of tree-like ice crystals.
General Physics
Oct 5, 2012
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Windows are a high-tech venture. Empa researcher Matthias Koebel's "Winsmart" project has garnered the attention of EU experts, recently being recognized as the best in its class and receiving about €3.8 million to support ...
Engineering
Sep 3, 2012
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(Phys.org)—A smart filter with a shape-shifting surface can separate oil and water using gravity alone, an advancement that could be useful in cleaning up environmental oil spills, among other applications, say its University ...
Materials Science
Aug 29, 2012
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(Phys.org) -- Researchers from the NIST Center for Nanoscale Science and Technology have used three-dimensional single-particle tracking to measure the dynamic behavior of individual nanoparticles adsorbed at the surface ...
Nanophysics
Aug 3, 2012
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(Phys.org) -- Many recent advances in microtechnology and nanotechnology depend on microscopic spherical particles self-assembling into large-scale aggregates to form a relatively limited range of crystalline structures. ...
Nanomaterials
Aug 3, 2012
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Clogged printer nozzles waste time and money while reducing print quality. University of Missouri engineers recently invented a clog-preventing nozzle cover by mimicking the human eye.
Engineering
Jul 16, 2012
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Smooth wrinkles and sharply crumpled regions are familiar motifs in biological and synthetic sheets, such as plant leaves and crushed foils, say physicists Benny Davidovitch, Narayanan Menon and colleagues at the University ...
General Physics
Jun 8, 2012
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(PhysOrg.com) -- Chemical additives that help agricultural pesticides adhere to their targets during spraying can lead to formation of smaller "satellite" droplets that cause those pesticides to drift into unwanted areas, ...
General Physics
Mar 20, 2012
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Researchers of VTT Technical Research Centre of Finland have shown that surface tension on a solid material is unconnected to the energy required to create a new surface. Consequently, surface tension on a solid does not ...
Condensed Matter
Feb 27, 2012
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Scientists from the University of Bristol have developed a soap, composed of iron rich salts dissolved in water, that responds to a magnetic field when placed in solution. The soap's magnetic properties were proved with neutrons ...
Materials Science
Jan 23, 2012
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