News tagged with force microscope
A New Glance on Microscopic Images
Sep 16, 2009 |
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A doctoral student at the research center Forschungszentrum Dresden-Rossendorf (Germany) suggests interpreting the images generated by Kelvin probe force microscopy in a new way. She recently published her ...
Friction force differences offer new means for manipulating nanotubes
Nanotechnology / Nanomaterials
Sep 15, 2009 |
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(PhysOrg.com) -- Nanotubes and nanowires are promising building blocks for future integrated nanoelectronic and photonic circuits, nanosensors, interconnects and electro-mechanical nanodevices. But some fundamental ...
Scientists Image the 'Anatomy' of a Molecule (w/ Video)
Aug 28, 2009 |
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(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 ...
Discovery to aid study of biological structures, molecules
Nanotechnology / Bio & Medicine
Aug 11, 2009 |
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(PhysOrg.com) -- Researchers in the United States and Spain have discovered that a tool widely used in nanoscale imaging works differently in watery environments, a step toward better using the instrument ...
Single-molecule technique captures calcium sensor calmodulin in action
Aug 10, 2009 |
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It's well known that the protein calmodulin specifically targets and steers the activities of hundreds of other proteins - mostly kinases - in our cells, thus playing a role in physiologically important processes ...
Protein folding: Diverse methods yield clues
Aug 06, 2009 |
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(Aug. 6, 2009) -- Rice University physicists have written the next chapter in an innovative approach for studying the forces that shape proteins -- the biochemical workhorses of all living things.
New Advance in Revolutionary 'Bullet Fingerprinting' Technique
Chemistry / Analytical Chemistry
Jul 12, 2009 |
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(PhysOrg.com) -- 'Bullet fingerprinting' technology developed at the University of Leicester in collaboration with Northamptonshire Police is now being advanced in new ways.
Atomic force microscope research could lead to better health care
Jul 06, 2009 |
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Where biology, chemistry and physics intersect, a Kansas State University professor expects to find applications to improve human health.
Scientists develop novel ion trap for sensing force and light
Jul 01, 2009 |
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Miniature devices for trapping ions (electrically charged atoms) are common components in atomic clocks and quantum computing research. Now, a novel ion trap geometry demonstrated at the National Institute ...
Streaming sand grains help define essence of a liquid (w/ Video)
Jun 24, 2009 |
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University of Chicago researchers recently showed that dry granular materials such as sands, seeds and grains have properties similar to liquid, forming water-like droplets when poured from a given source. ...
Scientists directly measure charge states of atoms using an atomic force microscope
Jun 23, 2009 |
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(PhysOrg.com) -- IBM scientists in collaboration with the University of Regensburg, Germany, and Utrecht University, Netherlands, for the first time demonstrated the ability to measure the charge state of ...
New Danish research shows how oil gets stuck underground
Space & Earth / Earth Sciences
May 11, 2009 |
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It is a mystery to many people why the world is running out of oil when most of the world's oilfields have only been half emptied. However some of the oil that has been located is trapped as droplets of oil in small cavities ...
Scientists Measure Differences Between Normal and Cancer Cell Surfaces
May 05, 2009 |
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(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 ...
New DNA sensors could identify cancer using graphene
Nanotechnology / Bio & Medicine
Apr 13, 2009 |
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Kansas State University engineers think the possibilities are deep for a very thin material.
New molecular force probe stretches molecules, atom by atom
Mar 29, 2009 |
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Chemists at the University of Illinois have created a simple and inexpensive molecular technique that replaces an expensive atomic force microscope for studying what happens to small molecules when they are stretched or compressed.
