Laser-based acousto-optic mapping: Next-generation design tool for loudspeaker designers
NPL has developed a laser-based acoustic mapping technique, collaborating with PMC loudspeakers to adapt the technique into a valuable design tool.
NPL has developed a laser-based acoustic mapping technique, collaborating with PMC loudspeakers to adapt the technique into a valuable design tool.
General Physics
Jan 17, 2013
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With their ultra short X-ray flashes, free-electron lasers offer the opportunity to film atoms in motion in complicated molecules and in the course of chemical reactions. However, for monitoring this motion, the arrival time ...
General Physics
Dec 3, 2012
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With their ultra short X-ray flashes, free-electron lasers offer the opportunity to film chemical reactions or atoms in motion. However, for this super slow motion the arrival time and the temporal profile of the pulses must ...
Optics & Photonics
Nov 20, 2012
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In August, the members of an ISOLDE project called LOI88 successfully employed a new technique to study the interaction of metal ions in a liquid. It's the first time that specific ions have been studied in a liquid medium ...
General Physics
Sep 19, 2012
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(Phys.org)—NIST Center for Nanoscale Science and Technology researchers Gregg Gallatin and Andrew Berglund (now at Quantifind in Palo Alto, CA) have determined the optimum path in which to scan a laser beam in order to ...
Nanophysics
Aug 30, 2012
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(Phys.org) -- In their quest to find the perfect encryption technique, scientists have often looked to light, or more specifically, photons. Current techniques allow for sending signals as 1’s or 0’s based on ...
NASA scientist Tom Hanisco is helping to fill a big gap in scientists' understanding of how much urban pollution -- and more precisely formaldehyde -- ultimately winds up in Earth's upper atmosphere where it can wreak havoc ...
Earth Sciences
Aug 9, 2012
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Spanish and German researchers have made a new instrumental development that solves a key materials science and nanotechnology question: how to chemically identify materials at the nanometre scale.
Nanomaterials
Aug 2, 2012
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NPL scientists have made the first measurements of airborne acoustic free-field pressures using a laser technique based on photon correlation spectroscopy.
General Physics
May 29, 2012
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(PhysOrg.com) -- Researchers have demonstrated a new imaging tool for tracking structures called carbon nanotubes in living cells and the bloodstream, which could aid efforts to perfect their use in biomedical research and ...
Bio & Medicine
Dec 5, 2011
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