News tagged with pulse trains
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Search results for pulse trains
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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Students discover millisecond pulsar, help in the search for gravitational waves
A special project to search for pulsars has bagged the first student discovery of a millisecond pulsar – a super-fast spinning star, and this one rotates about 324 times per second. The Pulsar Search ...
Space & Earth / Space Exploration
Jan 31, 2012 |
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Under the electron microscope -- A 3-D image of an individual protein
(PhysOrg.com) -- When Gang Ren whirls the controls of his cryo-electron microscope, he compares it to fine-tuning the gearshift and brakes of a racing bicycle. But this machine at the U.S. Department of Energy ...
Jan 25, 2012 |
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Researchers produce ultra-short light pulses using on-chip microresonator
(PhysOrg.com) -- Researchers from the NIST Center for Nanoscale Science and Technology and Purdue University have designed and fabricated an on-chip microresonator that converts continuous laser light into ultra-short pulses ...
Jan 19, 2012 |
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World's best metronome enables slow-motion pictures of atoms and molecules
(PhysOrg.com) -- The world's most accurate metronome keeps stroke to an incredible 10 quintillionth of a second. The device enables slow-motion pictures from the world of molecules and atoms, scientists from the Center for ...
Jan 17, 2012 |
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Seeking a pot of geological gold
Researchers are moving a step closer to solving one of the greatest murder mysteries of all time. It happened roughly 200 million years ago, marking the boundary between the Triassic and Jurassic periods, ...
Space & Earth / Earth Sciences
Dec 16, 2011 |
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Listening to the stars
It is almost night on the island of Puerto Rico. Astronomer Joanna Rankin raises her head toward the sky. A few of the brightest stars shine through blue cracks in a ragged dome of gray clouds. To her back, ...
Dec 01, 2011 |
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'Used' pacemakers give Indians new lease of life
Chandrakan Pawar is lucky to be alive. In September, the Indian former textile mill worker was given an artificial pacemaker after his heart rate plunged to just 20 to 30 beats per minute.
Medicine & Health / Cardiology
Nov 21, 2011 |
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Marketer helps advertisers express themselves via video
British television producer Mark Burnett turned program financing on its head a decade ago when he brought brands like Doritos and Mountain Dew as sponsors into the expensive, prime-time reality series "Survivor," helping ...
Nov 07, 2011 |
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UWE Bristol is first UK university to run innovative radiotherapy module
UWE Bristol is working with University Hospitals Bristol NHS Foundation Trust to deliver the first university devised module in Brachytherapy, a form of radiotherapy. The new module addresses a growing need ...
Nov 04, 2011 |
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