News tagged with force microscopy
Scientists evaluate different antimicrobial metals for use in water filters
Porous ceramic water filters are often coated with colloidal silver, which prevents the growth of microbes trapped in the micro- and nano-scale pores of the filter. Other metals such as copper and zinc have also been shown ...
Nanotechnology / Bio & Medicine
May 24, 2012 |
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Researchers validate simplified lateral force calibration technique for atomic force microscopy
(PhysOrg.com) -- Researchers from the NIST Center for Nanoscale Science and Technology and the NIST Material Measurement Laboratory have demonstrated that a simpler technique for calibrating lateral sensitivity ...
Mar 29, 2012 |
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Researchers create molecular Braille to identify DNA molecules
Researchers at UCLA and New York University have developed a method to detect sequence differences in individual DNA molecules by taking nanoscopic pictures of the molecules themselves.
Nanotechnology / Bio & Medicine
Mar 28, 2012 |
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Biochemists identify how tissue cells detect and perfect
Scientists have discovered how cells detect tissue damage and modify their repair properties accordingly. The findings, published today [6 October] in the journal Developmental Cell, could open up new opportunities for im ...
Oct 06, 2011 |
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Are those liquids explosive?
A team of researchers from the University of the Basque Country (Spain) has developed a method to determine the chemical composition of liquids seized by police and suspected to be explosive. Some of the samples ...
Chemistry / Analytical Chemistry
Aug 18, 2011 |
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Researchers observe nanoscale charge transport in bulk heterojunction solar cells
(PhysOrg.com) -- Researchers in the CNST have used photoconductive atomic force microscopy (PCAFM) to characterize the nanoscale structure of organic photovoltaic (OPV) materials, and have performed a careful assessment of ...
Aug 11, 2011 |
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Engineers show dynamic experimental evidence for phenomenon of spreading drops
The spreading of a liquid drop on a solid surface is a simple, everyday phenomenon. And while it is known that when a drop of oil is placed on a solid surface, its radius increases as its thickness decreases, the mechanisms ...
Jul 01, 2011 |
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Northwestern research team turns theory of static electricity on its head
(PhysOrg.com) -- Bartosz Grzybowski, a physical chemist at Northwestern University, and his team of colleagues offer evidence in a paper published in Science, that shows that what scientists have believed to be ...
Seeing an atomic thickness
Scientists from NPL, in collaboration with Linkoping University, Sweden, have shown that regions of graphene of different thickness can be easily identified in ambient conditions using Electrostatic Force ...
May 19, 2011 |
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The use of a different resonance in atomic force microscopy enhances resolution
Atomic force microscopy (AFM) is a highly sensitive form of microscopy that makes it possible to map a surface with near-atomic resolution. Shaw Wei Kok and colleagues from A*STARs Singapore Institute ...
Apr 14, 2011 |
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Getting the point: Real-time monitoring of atomic-microscope probes adjusts for wear
Scientists at the National Institute of Standards and Technology have developed a way to measure the wear and degradation of the microscopic probes used to study nanoscale structures in situ and as its ...
Mar 31, 2011 |
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DNA engine observed in real-time traveling along base pair track
In a complex feat of nanoengineering, a team of scientists at Kyoto University and the University of Oxford have succeeded in creating a programable molecular transport system, the workings of which can be observed in real ...
Nanotechnology / Bio & Medicine
Feb 06, 2011 |
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AFM positioning: Shining light on a needle in a haystack
The researchers characterize their new technique as a neat solution to the "needle in a haystack" problem of nanoscale microscopy, but it's more like the difference between finding the coffee table in a darkened ...
Nov 10, 2010 |
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Key Parkinson's clue could be protein aggregate
(PhysOrg.com) -- Proteins perform almost every function our bodies require for life. But, they also can misbehave in myriad ways. By retracing the history of each abnormal reaction, biochemists aim to determine ...
Nov 03, 2010 |
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AFM tips from the microwave
Scientists from the Friedrich-Schiller-University Jena (Germany) have succeeded in improving a fabrication process for Atomic Force Microscopy (AFM) probe tips.
Oct 21, 2010 |
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