News tagged with solid surfaces
Solved: The mystery of the nanoscale crop circles
(PhysOrg.com) -- Almost three years ago a team of scientists at the U.S. Department of Energy's Lawrence Berkeley National Laboratory (Berkeley Lab) was performing an experiment in which layers of gold mere ...
Mar 02, 2012 |
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Boiling breakthrough: Nano-coating doubles rate of heat transfer
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 ...
Feb 15, 2012 |
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Neutron scattering provides window into surface interactions
To better understand the fundamental behavior of molecules at surfaces, researchers at the U.S. Department of Energy's Oak Ridge National Laboratory are combining the powers of neutron scattering with chemical analysis.
Jan 17, 2012 |
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Nanotube 'glow sticks' transform surface science tool kit
(PhysOrg.com) -- Many physical and chemical processes necessary for biology and chemistry occur at the interface of water and solid surfaces. Researchers at Los Alamos National Laboratory publishing in Nature ...
Nanotechnology / Nanomaterials
Jan 11, 2012 |
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Jumping droplets take a lot of heat
Microscopic water droplets jumping from one surface to another may hold the key to a wide array of more energy efficient products, ranging from large solar panels to compact laptop computers.
Dec 12, 2011 |
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CNST collaboration tunes viscous drag on superhydrophobic surfaces
(PhysOrg.com) -- By measuring the motion of a vibrating, porous membrane separating water and air, researchers from the NIST Center for Nanoscale Science and Technology, the NIST Physical Measurement Laboratory, the University ...
Dec 01, 2011 |
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The art of stabilizing entangled spaghetti-like materials
Gene therapy can only be effective if delivered by a stable complex molecule. Now, scientists have determined the conditions that would stabilise complex molecular structures that are subject to inherent attractions and repulsions ...
Nov 28, 2011 |
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Hydrodynamics of writing with ink
For millennia, writing has been the preferred way to convey information and knowledge from one generation to another. We first developed the ability to write on clay tablets with a point, and then settled ...
Nov 21, 2011 |
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Ingredients involved in splashing revealed
"Splashing" plays a central role in the transport of pollutants and the spread of diseases, but while the sight of a droplet striking and splashing off of a solid surface is a common experience, the actual physical ingredients ...
Nov 21, 2011 |
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NASA's Dawn collects a bounty of beauty from Vesta
(PhysOrg.com) -- A new video from NASA's Dawn spacecraft takes us on a flyover journey above the surface of the giant asteroid Vesta.
Space & Earth / Space Exploration
Sep 16, 2011 |
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Habitable zones
(PhysOrg.com) -- The "habitable zone" is the region around a star where a suitable planet could sustain the conditions necessary for life. Most astronomers take it to be the region where the balance between ...
Aug 22, 2011 |
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Computers synthesize sounds to go with graphics
Computer-generated imagery usually relies on recorded sound to complete the illusion. Recordings can, however, limit the range of sounds you can produce, especially in future virtual reality environments where ...
Aug 09, 2011 |
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Engineers show dynamic experimental evidence for phenomenon of spreading drops
The spreading of a liquid drop on a solid surface is a simple, everyday phenomenon. And while it is known that when a drop of oil is placed on a solid surface, its radius increases as its thickness decreases, the mechanisms ...
Jul 01, 2011 |
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Researchers find new 'molecular motors' that bacteria use to transport proteins
(PhysOrg.com) -- Joshua Shaevitz, an assistant professor from the Department of Physics and the Lewis-Sigler Institute for Integrative Genomics at Princeton University, along with Mingzhai Sun, a postdoctoral associate at ...
Jun 13, 2011 |
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Study finds widespread stream biodiversity declines at low levels of urban development
A new study from biology researchers at Baylor University and the University of Maryland-Baltimore has found that there are consistent and widespread declines in stream biodiversity at lower levels of urban development more ...
Jun 08, 2011 |
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