News tagged with frequency comb
Scientists Build First 'Frequency Comb' To Display Visible 'Teeth'
Oct 29, 2009 |
4.9 / 5 (15) |
0
(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. ...
Creating the astro-comb to locate Earth-like planets
May 07, 2009 |
3.3 / 5 (6) |
0
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 ...
An accurate speedometer for astronomy
Sep 09, 2008 |
4.8 / 5 (18) |
2
Events on a cosmic scale are often barely discernable on Earth. This explains why astronomers are currently not able to prove directly that the universe is expanding at an ever increasing rate, nor can they ...
A fine-tooth comb to measure the accelerating universe
Sep 04, 2008 |
4.7 / 5 (20) |
0
Astronomical instruments needed to answer crucial questions, such as the search for Earth-like planets or the way the Universe expands, have come a step closer with the first demonstration at the telescope ...
Search results for frequency comb
Study: Can meditation sharpen our attention?
Medicine & Health / Neuroscience
Nov 13, 2009 |
3.5 / 5 (6) |
3
(PhysOrg.com) -- A new study at the University of Wisconsin-Madison suggests that people can train their minds to stay focused.
A lightning strike in Africa helps take the pulse of the sun
Space & Earth / Space Exploration
Nov 11, 2009 |
4.8 / 5 (9) |
2
Sunspots, which rotate around the sun's surface, tell us a great deal about our own planet. Scientists rely on them, for instance, to measure the sun's rotation or to prepare long-range forecasts of the Earth's ...
Noise Evidence Could Expand Hurricane Record
Space & Earth / Earth Sciences
Nov 10, 2009 |
5 / 5 (3) |
0
As sea-surface temperatures rise across the globe, some scientists believe that hurricane frequency and intensity may increase. A fresh technique offers promise to generate new data from long-dead storms, ...
The Stars My Destination
Space & Earth / Space Exploration
Nov 10, 2009 |
4.8 / 5 (23) |
1
The Voyager spacecraft are now in the outermost layer of the heliosphere, traveling toward interstellar space - the first man-made spacecraft to travel such a vast distance from Earth.
Men leave: Separation and divorce far more common when the wife is the patient
Nov 10, 2009 |
5 / 5 (1) |
0
A woman is six times more likely to be separated or divorced soon after a diagnosis of cancer or multiple sclerosis than if a man in the relationship is the patient, according to a study that examined the role gender played ...
Study examines quality and duration of primary care visits
Nov 09, 2009 |
not rated yet |
0
Adult primary care visits have increased in quality, duration and frequency between 1997 and 2005, according to a report in the November 9 issue of Archives of Internal Medicine.
Video fingerprinting offers search solution
Technology / Computer Sciences
Nov 09, 2009 |
not rated yet |
0
(PhysOrg.com) -- The explosive growth of video on the internet calls for new ways of sorting and searching audiovisual content. A team of European researchers has developed a groundbreaking solution that is ...
Yoga boosts heart health
Nov 09, 2009 |
not rated yet |
0
Heart rate variability, a sign of a healthy heart, has been shown to be higher in yoga practitioners than in non-practitioners, according to research to be published in a forthcoming issue of the International Journal of ...
Deepening the search for clues to rheumatoid arthritis
Nov 09, 2009 |
5 / 5 (3) |
10
(PhysOrg.com) -- The gnawing pain of rheumatoid arthritis is a signal that the body’s immune system has hit the wrong target: its own cartilage and bone.
Hylas payload shipped to India
Space & Earth / Space Exploration
Nov 06, 2009 |
5 / 5 (1) |
0
(PhysOrg.com) -- Hylas, a flexible, broadband Ka-band satellite, is steadily moving towards completion. The communications payload has been shipped from England to India for integration with the platform, ...
List of search results for frequency comb
