News tagged with laser microscope
Slicing mitotic spindle with lasers, nanosurgeons unravel old pole-to-pole theory
The mitotic spindle, an apparatus that segregates chromosomes during cell division, may be more complex than the standard textbook picture suggests, according to researchers at the Harvard School of Engineering ...
Apr 26, 2012 |
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'Label-free' imaging tool tracks nanotubes in cells, blood for biomedical research
(PhysOrg.com) -- Researchers have demonstrated a new imaging tool for tracking structures called carbon nanotubes in living cells and the bloodstream, which could aid efforts to perfect their use in biomedical ...
Nanotechnology / Bio & Medicine
Dec 05, 2011 |
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Researchers watch amyloid plaques form
Researchers at the University of Toronto Scarborough (UTSC) and Osaka University applied a new approach to take a close look at amyloid plaque formation, a process that plays important roles in Alzheimer's disease. The technique ...
Oct 03, 2011 |
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New microscope might see beneath skin in 4-D
A new type of laser scanning confocal microscope (LSCM) holds the promise of diagnosing skin cancer in a single snapshot.
Aug 29, 2011 |
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Researchers use electron beams for chemical reactions
Electron microscopes use focussed electron beams to make extremely small objects visible. By combining the instrument with a gas-injection system material samples can be manipulated and surface structures ...
Apr 13, 2011 |
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Better lasers for optical communications
A new laser procedure could boost optical fiber communications. This technique could become essential for the future expansion of the Internet. It also opens up new frontiers in basic research.
Apr 12, 2011 |
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Lasers, custom microscope show gene splicing process in real time
From neurosurgery to bar code readers, lasers have been used in a myriad of applications since they were first introduced in the late 1950's. Now, with the work being done in Jeff Gelles' Lab at Brandeis University, ...
Mar 10, 2011 |
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Gravity up close: Looking for extra dimensions by measuring gravity at the microscopic level
Scientists know how gravity works at big distances -- the inter-planetary or inter-stellar range -- but does it work the same way at the inter-atomic range?
Oct 13, 2010 |
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High definition diagnostic ultrasonics on the nanoscale
Scientists and Engineers at The University of Nottingham have built the world's smallest ultrasonic transducers capable of generating and detecting ultrasound. These revolutionary transducers which are orders of magnitude ...
Nanotechnology / Bio & Medicine
Aug 16, 2010 |
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Some like it hot: How to heat a 'nano bathtub' the JILA way
Researchers at JILA have demonstrated the use of infrared laser light to quickly and precisely heat the water in "nano bathtubs" -- tiny sample containers -- for microscopy studies of the biochemistry of single ...
Jul 30, 2010 |
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Nanoparticles plus adult stem cells demolish plaque
A technique that combines nanotechnology with adult stem cells appears to destroy atherosclerotic plaque and rejuvenate the arteries, according to a study reported at the American Heart Association's Basic Cardiovascular ...
Medicine & Health / Medical research
Jul 19, 2010 |
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Water Motions Revealed (w/ Video)
(PhysOrg.com) -- Gaze into a glass of water, and you're unlikely to see much more than your own reflection. But gaze a little deeper using a microscope -- or, better yet, a series of laser pulses and detectors ...
May 21, 2010 |
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Researcher studies the universe through quantum electrodynamics
(PhysOrg.com) -- Fundamental constants, such as the standards for length and mass, are a given in our society. However, research has shown that these constants might be changing slightly with the expansion of the universe.
Dec 17, 2009 |
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A New Glance on Microscopic Images
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 ...
Sep 16, 2009 |
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Physicists find way to explore microscopic systems through holographic video
Physicists at New York University have developed a technique to record three-dimensional movies of microscopic systems, such as biological molecules, through holographic video. The work, which is reported in Optics Express, has po ...
Jul 20, 2009 |
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