See also stories tagged with Nanoscopic scale
Search results for nanoscale
Scientists build 'single-atom transistor'
Dec 06, 2009 |
4.9 / 5 (35) |
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(PhysOrg.com) -- Researchers from Helsinki University of Technology (Finland), University of New South Wales (Australia), and University of Melbourne (Australia) have succeeded in building a working transistor, ...
New Study of Meteorite Provides More Evidence for Ancient Life on Mars
Space & Earth / Space Exploration
Dec 17, 2009 |
4.9 / 5 (30) |
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(PhysOrg.com) -- In 1996, when scientists examined a meteorite from Mars previously uncovered in Antarctica, they were intrigued by what looked like microscopic fossils of ancient Martian life forms. Now, ...
Caltech scientists film photons with electrons
Dec 16, 2009 |
4.9 / 5 (20) |
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(PhysOrg.com) -- Techniques recently invented by researchers at the California Institute of Technology -- which allow the real-time, real-space visualization of fleeting changes in the structure of nanoscale ...
Nanoimaging in 3-D
Dec 01, 2009 |
4.9 / 5 (14) |
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(PhysOrg.com) -- As technology shrinks ever smaller, interest in objects and devices on the nanoscale becomes more apparent. However, visualizing these objects in three dimensions comes with special challenges. ...
Nanotube defects equal better energy and storage systems
Nanotechnology / Nanomaterials
Nov 19, 2009 |
4.5 / 5 (11) |
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(PhysOrg.com) -- Most people would like to be able to charge their cell phones and other personal electronics quickly and not too often. A recent discovery made by UC San Diego engineers could lead to carbon ...
Water droplets shape graphene nanostructures
Dec 17, 2009 |
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A single-atom-thick sheet of carbon, like those seen in pencil marks -- offers great potential for new types of nanoscale devices, if a good way can be found to mold the material into desired shapes.
New silicon-germanium nanowires could lead to smaller, more powerful electronic devices
Dec 09, 2009 |
5 / 5 (5) |
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(PhysOrg.com) -- Microchip manufacturers have long faced challenges miniaturizing transistors, the key active components in nearly every modern electronic device, which are used to amplify or switch electronic signals.
Light-Driven Nanorod Could Roll on Water
12 hours ago |
4.2 / 5 (5) |
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(PhysOrg.com) -- In a recent study, researchers have examined the possibility of rolling a nanorod on the surface of water. On the macroscale, perhaps the closest analogy might be the sport of logrolling, ...
Metamaterials could reduce friction in nanomachines
Nanotechnology / Nanomaterials
Dec 07, 2009 |
5 / 5 (4) |
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(PhysOrg.com) -- Nanoscale machines expected to have wide application in industry, energy, medicine and other fields may someday operate far more efficiently thanks to important theoretical discoveries concerning the manipulation ...
Nature's fine designs: Scientists find modern lessons in ancient creations
Dec 04, 2009 |
4.5 / 5 (4) |
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(PhysOrg.com) -- Nature and its bottom-up processes for creating robust and responsive materials are inspiring new generations of synthetic materials and creative design.
Thermochemical nanolithography now allows multiple chemicals on a chip
Dec 16, 2009 |
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(PhysOrg.com) -- Scientists at Georgia Tech have developed a nanolithographic technique that can produce high-resolution patterns of at least three different chemicals on a single chip at writing speeds of ...
Small nanoparticles bring big improvement to medical imaging
Nanotechnology / Bio & Medicine
Nov 18, 2009 |
5 / 5 (3) |
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If you're watching the complex processes in a living cell, it is easy to miss something important—especially if you are watching changes that take a long time to unfold and require high-spatial-resolution ...
Stopping MRSA before it becomes dangerous is possible, researchers find
Dec 03, 2009 |
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Most scientists believe that staph infections are caused by many bacterial cells that signal each other to emit toxins. The signaling process is called quorum sensing because many bacteria must be present ...
New structure could produce efficient semiconductor laser sources
Dec 14, 2009 |
4.7 / 5 (3) |
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(PhysOrg.com) -- University of Wisconsin-Madison researchers have achieved a nanoscale laser structure they anticipate will produce semiconductor lasers in the next two years that are more than twice as efficient ...
Researchers demonstrate nanoscale X-ray imaging of bacterial cells
Dec 07, 2009 |
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An ultra-high-resolution imaging technique using X-ray diffraction is a step closer to fulfilling its promise as a window on nanometer-scale structures in biological samples. In the Proceedings of the National Ac ...
