News tagged with force microscope
Scientists Image the 'Anatomy' of a Molecule (w/ Video)
(PhysOrg.com) -- For the first time, IBM researchers in Zurich, Switzerland, have taken a 3D image of an individual molecule. Using an atomic force microscope, the researchers constructed a "force map" of ...
Aug 28, 2009 |
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Making a Point: Picoscale Stability in a Room-Temperature AFM
(PhysOrg.com) -- Forget dancing angels, a research team from the National Institute of Standards and Technology (NIST) and the University of Colorado (CU) has shown how to detect and monitor the tiny amount ...
Mar 25, 2009 |
4.9 / 5 (40) |
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Scientists Strive to Replace Silicon with Graphene on Nanocircuitry
(PhysOrg.com) -- Scientists have made a breakthrough toward creating nanocircuitry on graphene, widely regarded as the most promising candidate to replace silicon as the building block of transistors. They ...
Nanotechnology / Nanomaterials
Jun 10, 2010 |
4.8 / 5 (32) |
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Physicists investigate structural properties of spider webs
(PhysOrg.com) -- "Although the orb web of a spider is a lightweight structure, it seems to be a highly optimized structure, presumably as a result of evolution from the Jurassic period or earlier," explain ...
Feb 08, 2010 |
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Physicists unravel mystery of repetitive DNA segments
With new tools that can grab individual strands of DNA and stretch them like rubber bands, Rice University scientists are working to unravel a mystery of modern genomics. Their latest findings, which appear ...
Nanotechnology / Bio & Medicine
Dec 06, 2010 |
4 / 5 (20) |
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Nanostructure of 5,000-year-old mummy skin reveals insight into mummification process
(PhysOrg.com) -- Using cutting-edge microscopy techniques, researchers have gained insight into how human mummies can be extremely well-preserved for thousands of years. A team of scientists from Germany and ...
Nanotechnology / Bio & Medicine
Apr 20, 2010 |
4.6 / 5 (16) |
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Researchers turn photons into work using DNA
(PhysOrg.com) -- By using light to change the elasticity of a DNA molecule, scientists have designed a molecular motor that can turn light into mechanical work. Unlike most previously reported molecular motors, ...
Mar 10, 2011 |
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Cryo-electron microscope 'sees' atoms for first time
(PhysOrg.com) -- UCLA researchers report in the April 30 edition of the journal Cell that they have imaged a virus structure at a resolution high enough to effectively "see" atoms, the first published instan ...
May 04, 2010 |
3.3 / 5 (19) |
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An easy way to see the world's thinnest material
It's been used to dye the Chicago River green on St. Patrick's Day. It's been used to find latent blood stains at crime scenes. And now researchers at Northwestern University have used it to examine the thinnest material ...
Nanotechnology / Nanomaterials
Dec 23, 2009 |
4.8 / 5 (12) |
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Nanospheres made of aromatic amino acids: The most rigid organic nanostructures to date
(PhysOrg.com) -- Organic nanostructures are key elements of nanotechnology because these building blocks can be made with tailored chemical properties. Their disadvantage has been that their mechanical properties ...
Nanotechnology / Nanomaterials
Sep 30, 2010 |
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Scientists Measure Differences Between Normal and Cancer Cell Surfaces
(PhysOrg.com) -- Scientists know that cancerous cells and normal cells have different physical features, but the details of these differences, and why they occur, are not well understood. In a recent edition ...
May 05, 2009 |
4.3 / 5 (12) |
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Researchers: English ivy may give sunblock a makeover
When Mingjun Zhang was watching his son play in the yard, he was hit with a burning question: "What makes the ivy in his backyard cling to the fence so tightly?"
Nanotechnology / Bio & Medicine
Jul 19, 2010 |
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Gold and silver nanowires bond naturally, stay strong
(PhysOrg.com) -- Welding uses heat to join pieces of metal in everything from circuits to skyscrapers. But Rice University researchers have found a way to beat the heat on the nanoscale.
Feb 15, 2010 |
5 / 5 (9) |
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Scientists design new delivery device for gene therapy
Scientists have designed a nanoparticle that appears to effectively deliver genetic material into cells with minimal toxic effects.
Jul 06, 2010 |
4.9 / 5 (9) |
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Scientists transform polyethylene into a heat-conducting material
Most polymers -- materials made of long, chain-like molecules -- are very good insulators for both heat and electricity. But an MIT team has found a way to transform the most widely used polymer, polyethylene, ...
Mar 07, 2010 |
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