News tagged with force probe
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.
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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 ...
Unlike rubber bands, molecular bonds may not break faster when pulled
Jun 17, 2009 |
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From balloons to rubber bands, things always break faster when stretched. Or do they? University of Illinois scientists studying chemical bonds now have shown this isn't always the case, and their results may have profound ...
New nanocrystalline diamond probes overcome wear
Nov 10, 2009 |
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Researchers at the McCormick School of Engineering and Applied Science at Northwestern University have developed, characterized, and modeled a new kind of probe used in atomic force microscopy (AFM), which images, measures, ...
Making a Point: Picoscale Stability in a Room-Temperature AFM
Mar 25, 2009 |
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(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 ...
Femtogram-level chemical measurements now possible
Mar 27, 2008 |
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Finding a simple and convenient technique that combines nanoscale structural measurements and chemical identification has been an elusive goal. With current analytical instruments, spatial resolution is too low, signal-to-noise ...
Swiss nano-microscope delivers first images recorded on Mars
Jul 11, 2008 |
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(PhysOrg.com) -- For the first time ever, nanostructures have been measured on another planet. On July 9, the NASA "Phoenix" Mars Probe recorded images with nanometer resolution (one nanometer roughly corresponds ...
Fast AFM probes measure multiple properties of biomolecules or materials simultaneously
Apr 16, 2008 |
4.4 / 5 (17) |
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New research demonstrates that novel probe technology based on flexible membranes can replace conventional atomic force microscopy (AFM) cantilevers for applications such as fast topographic imaging, quantitative ...
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 ...
IBM Scientists Effectively Eliminate Wear at the Nanoscale
Sep 07, 2009 |
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(PhysOrg.com) -- IBM scientists have demonstrated a promising and practical method that effectively eliminates the mechanical wear in the nanometer-sharp tips used in scanning probe-based techniques. This discovery can potentially ...
Measurement technique probes surface structure of gold nanocrystals
Nanotechnology / Nanomaterials
Mar 10, 2008 |
4.4 / 5 (11) |
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In the hands of jewelers, gold can be fashioned into rings and pendants of long-lasting beauty. But, when reduced in size to nanocrystals containing a few thousand atoms, this noble metal is a surprisingly ...
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