News tagged with frequency comb
Scientists Build First 'Frequency Comb' To Display Visible 'Teeth'
Oct 29, 2009 |
4.9 / 5 (15) |
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(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) |
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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) |
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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) |
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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
Texas AgriLife researchers working to develop heartier, better-adapted crops
13 hours ago |
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Dr. Daniel Leskovar, a Texas AgriLife Research plant physiologist at the Texas AgriLife Research and Extension Center in Uvalde, has been investigating ways to help vegetable plants make a less stressful transition from the ...
Diffusion tensor imaging increases ability to remove benign tumors in children
Medicine & Health / Neuroscience
13 hours ago |
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A new study published this week in the Journal of Neurosurgery: Pediatrics finds that operative plans for removing Juvenile Pilocytic Astrocytoma, or JPA, tumors in the thalamus of the brain can be augmented with Diffusion Tensor ...
Researchers find increased dairy intake reduces risk of uterine fibroids in black women
13 hours ago |
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Boston University School of Medicine (BUSM) researchers at the Slone Epidemiology Center found that black women with high intake of dairy products have a reduced incidence of uterine leiomyomata (fibroids). This report, based ...
How to read brain activity?
Medicine & Health / Neuroscience
14 hours ago |
3.8 / 5 (5) |
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(PhysOrg.com) -- For the very first time, scientists show what EEG can really tell us about how the brain functions.
Fine-tuned: A wholly new approach to tuning a laser's frequency
14 hours ago |
4.8 / 5 (6) |
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(PhysOrg.com) -- For more than 30 years, scientists have been trying to harness the power of terahertz radiation. Tucked between microwaves and infrared rays on the electromagnetic spectrum, terahertz rays ...
Wizard at circuits, physics
Dec 03, 2009 |
5 / 5 (10) |
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(PhysOrg.com) -- Donhee Ham, Gordon McKay Professor of Electrical Engineering and Applied Physics, uses his personal energy and understanding of physics to design innovative integrated circuits.
Quake prediction model developed
Space & Earth / Earth Sciences
Dec 03, 2009 |
4.7 / 5 (3) |
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(PhysOrg.com) -- The third in a series of papers in the journal Nature completes the case for a new method of predicting earthquakes.
Improvements in School Nutrition Have Positive Influence on Youth Eating Behaviors
Dec 03, 2009 |
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(PhysOrg.com) -- When schools serve healthier, more nutritious food, students do not compensate by eating more unhealthy food at home, a new Yale University study has found. In addition, the study shows that ...
Music and speech based on human biology (w/ Video)
Medicine & Health / Neuroscience
Dec 03, 2009 |
4.6 / 5 (10) |
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(PhysOrg.com) -- A pair of studies by Duke University neuroscientists shows powerful new evidence of a deep biological link between human music and speech.
STPSat-1 successfully completes extended mission
Space & Earth / Space Exploration
Dec 02, 2009 |
5 / 5 (1) |
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The STPSat-1, built for the Department of Defense (DoD) Space Test Program (STP) and operated by the DoD STP for the first year then transitioned to NRL for the last 16 months, was decommissioned on October ...
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