News tagged with tube structures
World first as scientists grow microtubes from crystals (Video)
Mar 02, 2009 |
4.9 / 5 (7) |
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(PhysOrg.com) -- In a world-first, scientists at the University of Glasgow have grown micro-tube structures from crystals of inorganic compounds.
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Blood vessel cells are instructed to form tube-like structures
Aug 29, 2008 |
5 / 5 (2) |
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How do blood vessel cells understand that they should organise themselves in tubes and not in layers? A research group from Uppsala University shows for the first time that a special type of "instructor" molecule is needed ...
Tiny Test Tube Experiment Shows Reaction Of Melting Materials at the Nano Scale (w/ Video)
Oct 15, 2009 |
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(PhysOrg.com) -- Researchers at The University of Texas at Austin have conducted a basic chemistry experiment in what is perhaps the world's smallest test tube, measuring a thousandth the diameter of a human hair.
Radiological treatment method spares patients surgery and offers 89 percent cost savings
Sep 21, 2009 |
5 / 5 (3) |
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Pericardial effusion, the collection of fluid around the heart, typically occurs in patients following heart surgery and is usually treated using an invasive surgical drainage technique. However researchers have discovered ...
Scientists create DNA tubes with programmable sizes for nanoscale manufacturing
Nanotechnology / Bio & Medicine
Aug 29, 2008 |
4.7 / 5 (13) |
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Scientists at the California Institute of Technology (Caltech) have developed a simple process for mass producing molecular tubes of identical--and precisely programmable--circumferences. The technological feat may allow ...
Carbon Nanotube Windmills Powered by 'Electron Wind'
Jul 08, 2008 |
4.7 / 5 (65) |
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Theoretical physicists from Lancaster University in the UK have designed a nanomotor that operates by a novel mechanism: an electron wind.
Plumbing Carbon Nanotubes
Jan 07, 2008 |
4.6 / 5 (60) |
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Scientists have determined how to connect carbon nanotubes together like water pipes, a feat that may lead to a whole new group of bottom-up-engineered nanostructures and devices.
Using living cells as nanotechnology factories
Nanotechnology / Bio & Medicine
Oct 08, 2008 |
4.9 / 5 (34) |
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In the tiny realm of nanotechnology, scientists have used a wide variety of materials to build atomic scale structures. But just as in the construction business, nanotechnology researchers can often be limited by the amount ...
Nanochemistry in Action
Nanotechnology / Nanomaterials
Mar 06, 2009 |
3.8 / 5 (6) |
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(PhysOrg.com) -- Using a single-walled carbon nanotube (SWCNT) as a test tube, scientists can explore chemistry at the nanoscale, which involves some unique effects. Nanotubes provide a confined, one-dimensional ...
Roll-up laptop screens for truly portable computing
Sep 11, 2006 |
2.4 / 5 (80) |
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Dr Keith Seffen, a lecturer in the Structures Group, University of Cambridge, has developed a range of unique solid structures that can change shape.
Researchers find gene that spurs development of the epididymis
Jun 27, 2007 |
4 / 5 (2) |
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Human sperm cells travel up to 6 meters in their transit from testes to penis, and most of that journey occurs in the epididymis, a tightly coiled tube that primes the cells for their ultimate task: fertilization. ...
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