Although it may not be immediately obvious, the mechanical properties of optical components have a significant impact on the performance of lasers employed in precision sensing applications. Currently, the mechanical damping ...
Optics & Photonics
Jul 21, 2013
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Tiny pulses of light one billionth of a second apart, travelling further than from the Earth to Sun, were used in an exquisitely sensitive experiment at The University of Auckland to explore fundamental interactions between ...
Optics & Photonics
Jul 8, 2013
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(Phys.org)—The National Institute of Standards and Technology (NIST) has demonstrated a novel chip-scale instrument made of carbon nanotubes that may simplify absolute measurements of laser power, especially the light signals ...
Nanophysics
Jan 25, 2013
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(Phys.org)—When placed inside a material, optical fibers act like artificial nerves, transmitting valuable information about a structure's state of fatigue and wear. A new technique developed at EPFL makes it possible to ...
Optics & Photonics
Aug 29, 2012
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Researchers at King's College London, in collaboration with European research institutes ICFO (Barcelona) and AMOLF (Amsterdam), have succeeded in mapping how light behaves in complex photonic materials inspired by nature, ...
Optics & Photonics
Aug 20, 2012
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(PhysOrg.com) -- UK's National Physical Laboratory time scientists have made an accurate measurement of the highly forbidden octupole transition frequency in an ytterbium ion, which could be used as the basis for the next ...
General Physics
Mar 29, 2012
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(PhysOrg.com) -- Researchers at the National Institute of Standards and Technology (NIST) have demonstrated a prototype device capable of absolute measurements of optical power delivered through an optical fiber.
Nanophysics
Dec 21, 2011
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(PhysOrg.com) -- On the Earth, dust particles are everywhere - under beds, on bookshelves, even floating in the air. We take dust for granted. Dust is also common in space, and it is found for example in the cold, dark molecular ...
Astronomy
Jul 6, 2011
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Wildfire management systems outfitted with remote sensing technology could improve first responders' ability to predict and respond to the spread of deadly forest fires.
Earth Sciences
Dec 16, 2023
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By changes in the wavelength of light pulses in fiber optic cables, researchers at TU Graz can measure where rockfalls, landslides, fires and earthquakes are taking place.
Earth Sciences
Jul 13, 2023
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