News tagged with combing
Team generates frequency comb with more than 100 terahertz bandwidth
Many of the communication tools of today rely on the function of light or, more specifically, on applying information to a light wave. Up until now, studies on electronic and optical devices with materials that are the foundations ...
Mar 07, 2012 |
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'Star Comb' joins quest for Earthlike planets
(PhysOrg.com) -- If there is life on other planets, a laser frequency comb developed at the National Institute of Standards and Technology (NIST) may help find it.
Mar 07, 2012 |
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Physicists create first 'frequency comb' to probe ultraviolet wavelengths
Physicists at JILA have created the first "frequency comb" in the extreme ultraviolet band of the spectrum, high-energy light less than 100 nanometers (nm) in wavelength. Laser-generated frequency combs are the most accurate ...
Feb 01, 2012 |
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Future 'comb on a chip': NIST's compact frequency comb could go places
Laser frequency combs -- extraordinarily precise tools for measuring frequencies (or colors) of light -- have helped propel advances in timekeeping, trace gas detection and related physics research to new ...
Oct 26, 2011 |
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An octave spanning chip-based optical ruler
More than a decade ago, the frequency comb technique was developed at the Max Planck In-stitute of Quantum Optics by Professor Theodor W. Hänsch. The new tool has stimulated fun-damental research as well ...
Aug 08, 2011 |
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Voracious comb jellyfish 'invisible' to prey
Despite its primitive structure, the North American comb jellyfish can sneak up on its prey like a high-tech stealth submarine, making it a successful predator. Researchers, including one from the University ...
Oct 12, 2010 |
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Children's agitation after surgery may be preventable
Temporary combativeness after surgery—a complication affecting up to half of anesthetized children—may be preventable with drugs that decrease epinephrine production, according to a Medical College ...
Oct 08, 2010 |
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JILA frequency comb system detects gas impurities to aid semiconductor manufacturing
Purity of ingredients is a constant concern for the semiconductor industry, because a mere trace of contaminants can damage or ruin tiny devices. In a step toward solving a long-standing problem in semiconductor manufacturing, ...
Aug 04, 2010 |
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New parasite could be late summer beach pest
Researchers at the University of Gothenburg have discovered a new sea anemone that is thought to have established itself in Swedish waters. Larvae from similar anemones causes skin problems for sea bathers ...
Jun 09, 2010 |
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Long-distance quantum communication gets closer as physicists increase light storage efficiency by an order of magnitude
(PhysOrg.com) -- In a new demonstration of reversible light storage, physicists have achieved storage efficiencies of more than a magnitude greater than those offered by previous techniques. The new method could be useful ...
Mar 01, 2010 |
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Scientists Build First 'Frequency Comb' To Display Visible 'Teeth'
(PhysOrg.com) -- Finally, an optical frequency comb that visibly lives up to its name. Scientists at the University of Konstanz in Germany and the National Institute of Standards and Technology in the U.S. ...
Oct 29, 2009 |
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Don't brush with baldness: put down that comb
Put that comb back in your handbag -- a study by an Israeli dermatologist has found that too much combing of the coiffure leads to hair loss, the daily Haaretz reported on Monday.
Medicine & Health / Medical research
Aug 10, 2009 |
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Creating the astro-comb to locate Earth-like planets
Researchers at the Harvard-Smithsonian Center for Astrophysics in Cambridge, Mass. have created an "astro-comb" to help astronomers detect lighter planets, more like Earth, around distant stars. The Harvard group will present ...
May 07, 2009 |
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Wet combing more accurate than visual inspection for identifying active head lice infestation
Combing through a child's wet hair may lead to more accurate identification of active head lice infestation than visual inspection, according to a report in the March issue of Archives of Dermatology, one of the JAMA/Archives journa ...
Mar 16, 2009 |
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Move over, sponges: New evidence confirms Placozoans are the closest living surrogate to the ancestor of all animals
A new and comprehensive analysis confirms that the evolutionary relationships among animals are not as simple as previously thought. The traditional idea that animal evolution has followed a trajectory from ...
Biology /
Jan 27, 2009 |
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