News tagged with properties
Tough yet stiff deer antler is materials scientist's dream
Nov 27, 2009 |
3.8 / 5 (5) |
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Prized for their impressive antlers, red deer have been caught in the hunters' sights for generations. But a deer's antlers are much more than decorative. They are lethal weapons that stags crash together when duelling. John ...
Multiferroic compounds used to produce smaller and cheaper digital memories
Nov 27, 2009 |
4.5 / 5 (4) |
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(PhysOrg.com) -- Is it possible to make even more compact digital memories for portable electronic devices and which consume even less energy? A team of French researchers has recently demonstrated that it ...
Accidental discovery produces durable new blue pigment for multiple applications
Nov 16, 2009 |
4.5 / 5 (33) |
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An accidental discovery in a laboratory at Oregon State University has apparently solved a quest that over thousands of years has absorbed the energies of ancient Egyptians, the Han dynasty in China, Mayan ...
Small optical force can budge nanoscale objects
Nov 17, 2009 |
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(PhysOrg.com) -- Engineering researchers have used a very tiny beam of light with as little as 1 milliwatt of power to move a silicon structure up to 12 nanometers.
Scientists synthesize graphene-like material: Polymer with honeycomb structure
Nanotechnology / Nanomaterials
Nov 19, 2009 |
4.4 / 5 (12) |
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Two-dimensional carbon layers, so-called graphenes, are regarded as a possible substitute for silicon in the semiconductor industry. The electronic properties of these layers can be varied by "building in" ...
Scientists develop DNA origami nanoscale breadboards for carbon nanotube circuits
Nanotechnology / Nanomaterials
Nov 10, 2009 |
5 / 5 (7) |
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In work that someday may lead to the development of novel types of nanoscale electronic devices, an interdisciplinary team of researchers at the California Institute of Technology has combined DNA's talent ...
Researchers invent new method for graphene growth
Nanotechnology / Nanomaterials
Nov 10, 2009 |
4.9 / 5 (22) |
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(PhysOrg.com) -- A Cornell research team has invented a simple way to make graphene electrical devices by growing the graphene directly onto a silicon wafer.
Invisibility visualized: German team unveils new software for rendering cloaked objects
Nov 13, 2009 |
4 / 5 (5) |
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(PhysOrg.com) -- Scientists and curiosity seekers who want to know what a partially or completely cloaked object would look like in real life can now get their wish -- virtually. A team of researchers at the ...
How Size Matters For Catalysts: Study Links Size, Activity, Electronic Properties
Nanotechnology / Nanomaterials
Nov 05, 2009 |
3.7 / 5 (3) |
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(PhysOrg.com) -- University of Utah chemists demonstrated the first conclusive link between the size of catalyst particles on a solid surface, their electronic properties and their ability to speed chemical ...
Atomtronic transistor and diode could advance quantum computing
Oct 09, 2009 |
4.6 / 5 (24) |
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(PhysOrg.com) -- What if atoms could be used to perform the functions currently the province of electronic devices? The goal of atomtronics is to do just that by creating analogues to the common items found in electronic ...
Understanding mechanical properties of silicon nanowires paves way for nanodevices
Nanotechnology / Nanomaterials
Nov 11, 2009 |
3.3 / 5 (3) |
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Silicon nanowires are attracting significant attention from the electronics industry due to the drive for ever-smaller electronic devices, from cell phones to computers. The operation of these future devices, ...
Spacetime May Have Fractal Properties on a Quantum Scale
Mar 25, 2009 |
4.8 / 5 (54) |
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(PhysOrg.com) -- Usually, we think of spacetime as being four-dimensional, with three dimensions of space and one dimension of time. However, this Euclidean perspective is just one of many possible multi-dimensional ...
Reversals of Earth's Magnetic Field Explained by Small Core Fluctuations
Apr 23, 2009 |
4.7 / 5 (41) |
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(PhysOrg.com) -- Based on studies of old volcanic basalt, scientists know that the Earth’s magnetic field reverses at irregular intervals, ranging from tens of thousands to millions of years. Volcanic basalt ...
Self-Programming Hybrid Memristor/Transistor Circuit Could Continue Moore's Law
Feb 26, 2009 |
4.5 / 5 (42) |
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(PhysOrg.com) -- As researchers strive to increase the density and functionality of circuit elements onto computer chips, one newer option they have is a memory resistor (or “memristor”), the fourth passive ...
Infrared Nanotube Films Offer Advantages for Solar Cells and More
Mar 11, 2009 |
4.5 / 5 (11) |
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(PhysOrg.com) -- Researchers have already known that carbon nanotube thin films have mechanical and conductive advantages that could make them useful as electrodes in solar cells, solid state lighting, and ...
