A vacuum is generally thought to be nothing but empty space. But in fact, a vacuum is filled with virtual particle-antiparticle pairs of electrons and positrons that are continuously created and annihilated in unimaginably ...
Plasma Physics
Jul 9, 2019
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The properties of nanomaterials could be easier to predict in future. Scientists from the Max Planck Institute for Intelligent Systems in Stuttgart have ground metal into continuously finer powders in steps and prepared a ...
Nanomaterials
Jul 23, 2013
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(Phys.org) —Metallic glasses are essentially a frozen, supercooled liquid. They are amorphous metals, often alloys, which are non-crystalline and therefore have a highly disordered atomic arrangement. They are true glasses ...
(Phys.org)—Engineers at the University of Texas at Dallas have used advanced techniques to make the material graphene small enough to read DNA.
Nanomaterials
Oct 2, 2012
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(Phys.org)—The most common form of strokes are caused by a sudden reduction in blood flow to the brain (ischemia) that leads to an inadequate supply of oxygen and nutrients. These so-called ischemic strokes are one of the ...
Bio & Medicine
Sep 14, 2012
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(Phys.org) -- Scientists have overcome key design hurdles to expand the potential uses of nanopores and nanotubes. The creation of smart nanotubes with selective mass transport opens up a wider range of applications for water ...
Nanomaterials
Jul 19, 2012
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Scientists lobbed a bombshell into the world of sub-atomic theory on Wednesday by reporting that a primary building block of the visible Universe, the proton, is smaller than previously thought.
General Physics
Jul 7, 2010
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New research findings could lead to faster, smaller and more versatile computer chips. A team of scientists and engineers from Stanford, the University of Florida and Lawrence Livermore National Laboratory is the first to ...
Nanomaterials
May 7, 2009
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(PhysOrg.com) -- Large, perfect diamonds are precious to almost all of us but to some scientists, it is the defects that really matter. This is because defects can form nanoscopic color centers, which play a key role in the ...
Optics & Photonics
Mar 2, 2009
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Imagine unloading a pile of bricks onto the ground and watching the bricks assemble themselves into a level, straight wall in only a few minutes. While merely a fantasy for builders in the everyday world, these types of self-assembled ...
Nanomaterials
Feb 12, 2009
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