News tagged with photon correlation spectroscopy
A new generation of acoustic measurements
NPL scientists have made the first measurements of airborne acoustic free-field pressures using a laser technique based on photon correlation spectroscopy.
May 29, 2012 |
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How atoms behave: Characteristics of microstructural avalanches
(PhysOrg.com) -- Investigating how atoms move and rearrange themselves is fundamental to our understanding of the behavior of materials, in particular efforts aimed at engineering materials with enhanced functionality. ...
Nov 18, 2011 |
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Small defects mean big problems for industrial solar cells
Nanoscale clustering of metal impurities at intragranular dislocations within industrial mc-Si solar cells have been observed by users from the Massachusetts Institute of Technology working with the Center ...
Nanotechnology / Nanomaterials
Oct 13, 2011 |
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Multi-laboratory study sizes up nanoparticle sizing
As a result of a major inter-laboratory study, the standards body ASTM International has been able to update its guidelines for a commonly used technique for measuring the size of nanoparticles in solutions. The study, which ...
Nanotechnology / Nanomaterials
Aug 11, 2009 |
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Search results for photon correlation spectroscopy
Ultrafast laser helps to better understand high-temperature superconductors
Superconductivity, in which electric current flows without resistance, promises huge energy savings – from low-voltage electric grids with no transmission losses, superefficient motors and generators, ...
May 31, 2012 |
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Researchers find new properties of the carbon material graphene
Graphene has caused a lot of excitement among scientists since the extremely strong and thin carbon material was discovered in 2004. Just one atom thick, the honeycomb-shaped material has several remarkable ...
Nanotechnology / Nanomaterials
May 30, 2012 |
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Physicists demonstrate quantum plasmons in atomic-scale nanoparticles
Addressing a half-century-old question, engineers at Stanford have conclusively determined how collective electron oscillations, called plasmons, behave in individual metal particles as small as just a few nanometers in diameter. ...
Mar 21, 2012 |
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Calculating what's in the universe from the biggest color 3-D map
Since 2000, the three Sloan Digital Sky Surveys (SDSS I, II, III) have surveyed well over a quarter of the night sky and produced the biggest color map of the universe in three dimensions ever. Now scientists ...
Jan 11, 2012 |
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Peering into the interfaces of nanoscale polymeric materials
(PhysOrg.com) -- The development of polymer nanostructures and nanoscale devices for a wide variety of applications could emerge from new information about the interplay between nanoscale interfaces in polymeric ...
Jan 09, 2012 |
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The next big step toward atom-specific dynamical chemistry
(PhysOrg.com) -- For Ali Belkacem of Berkeley Lab’s Chemical Sciences Division, “What is chemistry?” is not a rhetorical question.
Chemistry / Analytical Chemistry
Jan 06, 2012 |
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Fifth X-ray instrument at LCLS debuts, with a bead on disorderly structures
(PhysOrg.com) -- After five night shifts of shooting pairs of X-ray pulses through soups of fine sand and gold, Aymeric Robert was tired but exhilarated. The first experiment with an instrument he helped bring ...
Dec 14, 2011 |
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How algae use a 'sulfate trap' to selectively biomineralize strontium
(PhysOrg.com) -- In any kind of nuclear reactor, there is a small amount of the radioactive isotope strontium-90 that is formed as part of the regular fission process. In fact, fission products such as strontium-90 ...
Oct 21, 2011 |
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A manganite changes its stripes
If there were a Hall of Fame for materials, manganites would be among its members. Some manganites, compounds of manganese oxides, are renowned for colossal magnetoresistance – the ability to suddenly ...
Jul 15, 2011 |
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Mmeasuring the content and distribution of nanoparticles in materials
Even tiny concentrations of nanoparticles can have a very large effect on the properties of a material. Carbon nanotubes, for example, can increase electrical conductivity by up to a million times ...
Nanotechnology / Nanomaterials
May 27, 2011 |
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List of search results for photon correlation spectroscopy
