Search results for AFM:
Scientists Measure Differences Between Normal and Cancer Cell Surfaces
May 05, 2009 |
5 / 5 (9) |
0
(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 nanocrystalline diamond probes overcome wear
Nov 10, 2009 |
4.3 / 5 (3) |
0
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, ...
Manipulating light with a tiny needle
Oct 03, 2006 |
4.4 / 5 (49) |
0
Using the tip of an Atomic Force Microscope (AFM), it is possible to map the wave pattern of light, trapped in a so called optical resonator, with unprecedented precision. Apart from that, the AFM is also capable ...
Molecular Imaging of Cells Likely with New Take on Atomic Force Microscopy
Nanotechnology / Bio & Medicine
Jul 17, 2006 |
4.3 / 5 (9) |
0
A seminal early event in the history of nanotechnology was the development of the atomic force microscope (AFM), which used a nanoscale cantilever to image solid materials at the atomic level.
Researchers find a new way to read nanoscale vibrations
Mar 27, 2007 |
4.2 / 5 (10) |
0
Nanomechanical oscillators -- tiny strips of vibrating silicon only a few hundred atoms thick -- are the subject of extensive study by nanotechnology researchers. They could someday replace bulky quartz crystals ...
Fast AFM probes measure multiple properties of biomolecules or materials simultaneously
Apr 16, 2008 |
4.4 / 5 (17) |
0
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 ...
New highly sensitive AFM revolutionizes nano imaging
Feb 09, 2006 |
4.4 / 5 (25) |
0
While a microphone is useful for many things, you probably wouldn't guess that it could help make movies of molecules or measure physical and chemical properties of a material at the nanoscale with just one ...
Are nanobots on their way?
Nanotechnology / Nanomaterials
Apr 28, 2008 |
4.7 / 5 (23) |
3
[The first real steps towards building a microscopic device that can construct nano machines have been taken by US researchers. Writing in the peer-reviewed publication, International Journal of Nanomanufacturing from Inders ...
Photoluminescence in nano-needles
Apr 22, 2008 |
4.5 / 5 (11) |
0
Silicon is the workhorse among semiconductors in electronics. But in opto-electronics, where light signals are processed along with electronic signals, a semiconductor that is capable of emitting light is needed, which silicon ...
NIST imaging system maps nanomechanical properties
Dec 12, 2007 |
5 / 5 (2) |
0
The National Institute of Standards and Technology has developed an imaging system that quickly maps the mechanical properties of materials—how stiff or stretchy they are, for example—at scales on the order ...
Scientists directly measure charge states of atoms using an atomic force microscope
Jun 23, 2009 |
4.8 / 5 (5) |
0
(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 ...
Making a Point: Picoscale Stability in a Room-Temperature AFM
Mar 25, 2009 |
4.9 / 5 (28) |
1
(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 ...
Microscope reveals how bacteria 'breathe' toxic metals
Mar 16, 2009 |
5 / 5 (1) |
0
Researchers are studying some common soil bacteria that "inhale" toxic metals and "exhale" them in a non-toxic form.
Researchers track how spores break out of dormant state
Biology /
Jun 04, 2007 |
3 / 5 (1) |
0
Tapping into the unknown world of awakening dormant bacterial spores, researchers have revealed through atomic force microscopy (AFM) the alterations of spore coat and germ cell wall that accompany the transformation from ...
Molecular 'fishing' technique paves way for advanced hand-held sensing devices
Feb 12, 2007 |
4.3 / 5 (4) |
0
A new molecular "fishing" technique developed by researchers at Duke University and Duke's Pratt School of Engineering lays the groundwork for future advances in hand-held sensing devices.
