News tagged with electrostatic field
Chemist creates trapping technique for nanoparticles
Aug 17, 2009 |
5 / 5 (3) |
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(PhysOrg.com) -- A chemist at the University of Wisconsin-Milwaukee (UWM) has developed a kind of invisible fence for trapping and controlling particles as small as a single virus or large protein.
Scientists Use High-energy Particles from Space to Probe Thunderstorms
Space & Earth / Earth Sciences
Jun 01, 2009 |
4.4 / 5 (7) |
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(PhysOrg.com) -- Florida Institute of Technology researchers are trying to solve one of the great mysteries in nature: how thunderstorms make lightning. Because, in principle, lightning is a big spark it should behave like ...
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DNA gripped in nanopores
Nanotechnology / Bio & Medicine
May 14, 2009 |
not rated yet |
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Molecular biologists, including the cool dudes from CSI, use gel electrophoresis to separate DNA fragments from each other in order to analyze the DNA. A team of researchers under the leadership of Vici winner Serge Lemay, ...
New technique could dramatically lower costs of DNA sequencing
Nanotechnology / Bio & Medicine
Dec 12, 2007 |
4.8 / 5 (20) |
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Using computer simulations, researchers at the University of Illinois have demonstrated a strategy for sequencing DNA by driving the molecule back and forth through a nanopore capacitor in a semiconductor chip. The technique ...
Unique Material May Allow Capacitors to Store More Energy
Jul 20, 2007 |
4.6 / 5 (140) |
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Imagine an electric car with the same acceleration capability as a gas-powered sports car, or ultrafast rechargeable “batteries” that can be recharged a thousand times more than existing conventional batteries. According ...
Electrostatic surface cleaning
Oct 07, 2009 |
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It's often the little things that count in industrial manufacturing processes. Particles less than half the diameter of a hair in size can significantly impair quality in production. For example, there should ...
Desktop device generates and traps rare ultracold molecules
Dec 12, 2007 |
4.7 / 5 (37) |
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Physicists at the University of Rochester have combined an atom-chiller with a molecule trap, creating for the first time a device that can generate and trap huge numbers of elusive-yet-valuable ultracold ...
Renewable Energy Made by Mixing Salt and Fresh Water
Sep 02, 2009 |
4.3 / 5 (27) |
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(PhysOrg.com) -- When a river flows into the sea, the location is more than just a haven for water commerce. The mixing of fresh and salt water that occurs at an estuary also dissipates energy, as the different ...
Moondust in the Wind
Space & Earth / Space Exploration
Apr 11, 2008 |
4.3 / 5 (6) |
1
Moondust is dry, desiccated stuff, and may seem like a dull topic to write about. Indeed, you could search a ton of moondust without finding a single molecule of water, so it could make for a pretty "dry" ...
Nanotech Batteries for a New Energy Future
Nanotechnology / Nanomaterials
Mar 19, 2009 |
4.8 / 5 (10) |
2
(PhysOrg.com) -- In order to save money and energy, many people are purchasing hybrid electric cars or installing solar panels on the roofs of their homes. But both have a problem -- the technology to store ...
Physicist confines plasma components in a trap within a trap
May 06, 2008 |
4.4 / 5 (27) |
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A University of Michigan professor has taken a step toward simulating a type of matter found in the crusts of neutron stars, in the cores of gas giant planets, and in exotic plasmas thought to be present in the earliest universe.
Life after silicon: Using exotic materials to help microchips keep improving
Dec 08, 2009 |
4.5 / 5 (8) |
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(PhysOrg.com) -- The huge increases in the power and capacity of computers, cell phones and communications networks in the last 40 years have been the result of ever-shrinking silicon transistors. But silicon ...
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