News tagged with microscopy
New evidence for quantum Darwinism found in quantum dots
(PhysOrg.com) -- Physicists have found new evidence that supports the theory of quantum Darwinism, the idea that the transition from the quantum to the classical world occurs due to a quantum form of natural ...
May 10, 2010 |
4.6 / 5 (48) |
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Physicists capture first images of atomic spin
(PhysOrg.com) -- Though scientists argue that the emerging technology of spintronics may trump conventional electronics for building the next generation of faster, smaller, more efficient computers and high-tech ...
Apr 26, 2010 |
4.9 / 5 (39) |
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Meteorite yields carbon crystals harder than diamond
(PhysOrg.com) -- Two new types of ultra-hard carbon crystals have been found by researchers investigating the ureilite class Haverö meteorite that crashed to Earth in Finland in 1971. Ureilite meteorites are ...
Feb 03, 2010 |
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New super strong alloy discovered
(PhysOrg.com) -- International team of researchers has discovered a new super-strength light alloy and had their key findings published in Nature Communications.
Nanotechnology / Nanomaterials
Sep 08, 2010 |
3.4 / 5 (41) |
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A mitosis mystery solved: How chromosomes align perfectly in a dividing cell
Although the process of mitotic cell division has been studied intensely for more than 50 years, Whitehead Institute researchers have only now solved the mystery of how cells correctly align their chromosomes during symmetric ...
Feb 12, 2012 |
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Liquid method: pure graphene production
In a development that could lead to novel carbon composites and touch-screen displays, researchers from Rice University and the Technion-Israel Institute of Technology today unveiled a new method for producing ...
Nanotechnology / Nanomaterials
May 30, 2010 |
4.9 / 5 (24) |
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New microscope produces dazzling 3-D movies of live cells (w/ video)
A new microscope invented by scientists at Howard Hughes Medical Institute's Janelia Farm Research Campus will let researchers use an exquisitely thin sheet of light -- similar to that used in supermarket bar-code scanners ...
Mar 04, 2011 |
4.7 / 5 (23) |
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'Electron vortices' have the potential to increase conventional microscopes' capabilities
(PhysOrg.com) -- Electron microscopes are among the most widely used scientific and medical tools for studying and understanding a wide range of materials, from biological tissue to miniature magnetic devices, ...
Jan 16, 2011 |
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Carbon Based Chips May One Day Replace Silicon Transistors
(PhysOrg.com) -- IBM researchers are hopeful that, over the next decade, silicon-based transistors will be replaced by carbon-based transistors. IBM has already laid out the ground work for carbon-based transistors.
Nanotechnology / Nanomaterials
Feb 03, 2010 |
4.7 / 5 (22) |
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Correcting a trick of the light brings molecules into view
Conventional wisdom holds that optical microscopy can't be used to "see" something as small as an individual molecule. But as it is wont, clever science has once again overturned conventional wisdom. Secretary ...
Jul 14, 2010 |
5 / 5 (20) |
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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 ...
Jun 29, 2011 |
4.6 / 5 (20) |
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Researchers revolutionize electron microscope
Researchers at the University of Sheffield have revolutionised the electron microscope by developing a new method which could create the highest resolution images ever seen.
Mar 05, 2012 |
4.6 / 5 (19) |
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New technique to see neurons of the deep brain for months at a time developed
Travel just one millimeter inside the brain and you'll be stepping into the dark.
Medicine & Health / Medical research
Jan 16, 2011 |
4.6 / 5 (18) |
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Earth's oldest fossils boost hopes for life on Mars
(PhysOrg.com) -- Microfossils found in Australia show that more than 3.4 billion years ago, bacteria thrived on an Earth that had no oxygen, a finding that boosts hopes life has existed on Mars, a study published ...
Space & Earth / Earth Sciences
Aug 21, 2011 |
4.9 / 5 (17) |
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Scientists find unusual electrons that go with the flow
On a quest to discover new states of matter, a team of Princeton University scientists has found that electrons on the surface of specific materials act like miniature superheroes, relentlessly dodging the ...
Jul 14, 2010 |
4.9 / 5 (16) |
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Microscopy
Microscopy is the technical field of using microscopes to view samples or objects. There are three well-known branches of microscopy, optical, electron and scanning probe microscopy.
Optical and electron microscopy involve the diffraction, reflection, or refraction of electromagnetic radiation/electron beam interacting with the subject of study, and the subsequent collection of this scattered radiation in order to build up an image. This process may be carried out by wide-field irradiation of the sample (for example standard light microscopy and transmission electron microscopy) or by scanning of a fine beam over the sample (for example confocal laser scanning microscopy and scanning electron microscopy). Scanning probe microscopy involves the interaction of a scanning probe with the surface or object of interest. The development of microscopy revolutionized biology and remains an essential tool in that science, along with many others including materials science and numerous engineering disciplines.
For more information about Microscopy, read the full article at
Wikipedia.
This text uses material from Wikipedia and is available under the GNU Free Documentation License.
