News tagged with particle shape
Particles magnetically 'click' to form superstructures
(Phys.org) -- Geomag, the popular children's toy, contains small metal spheres that can be magnetically connected with a click to build a variety of towers, bridges, and sculptures. In a new study, scientists ...
Apr 10, 2012 |
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Bristly particles could be boon for powerplants
Sometimes, a simple decision to try something unconventional can lead to a significant discovery.
Nanotechnology / Nanomaterials
Oct 17, 2011 |
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Physicists undo the 'coffee ring effect' (w/ video)
A team of University of Pennsylvania physicists has shown how to disrupt the "coffee ring effect" — the ring-shaped stain of particles leftover after coffee drops evaporate — by changing the particle ...
Aug 17, 2011 |
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Better Way to Measure Particle Shape Proves Popular
Tiny particles are pivotal to climate change, public health, and nanotechnology. A significant fraction of these particles are aspherical, yet scientists must routinely assume the particles are spherical to ...
Sep 08, 2009 |
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Physicists show way to count sweets in a jar -- from inside the jar
(PhysOrg.com) -- How many sweets fit into a jar? This question depends on the shapes and sizes of the sweets, the size of the jar, and how it is filled. Surprisingly, this ancient question remains unanswered because of the ...
Jul 29, 2009 |
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