Sentences with phrase «laboratory measurements at»

Not exact matches

At the U.S. Department of Energy's (DOE) Princeton Plasma Physics Laboratory (PPPL), scientists have assembled a large database of detailed measurements of the two dimensional (2 - D) structure of edge plasma turbulence made visible by a diagnostic technique known as gas puff imaging.

Dr Joseph Hodges, from the National Institute of Science and Technology in Gaithersberg, USA who led the team measuring the spectrum of CO2 in the laboratory, said: «These measurements are very challenging so we could only make precise lab measurements at a few wavelengths.

«It hit me that we've been calculating chlorophyll profiles from surface measurements for more than thirty years, but we don't know what the depth profiles of other biogeochemically - important materials look like,» said Barney Balch, a senior research scientist at Bigelow Laboratory and lead author on the paper.

Researchers at EPFL's Laboratory for fundamental BioPhotonics, led by Sylvie Roke, have probed the influence of ions on the structure of water with unprecedentedly sensitive measurements.

«For the onboard measurements to be meaningful, we needed to develop a model that predicted the arrival times using ground - based observations provided by our collaborators at radio telescopes around the world,» said Paul Ray, a SEXTANT co-investigator with the U. S. Naval Research Laboratory.

Study co-author Simon Hook, science division manager at NASA's Jet Propulsion Laboratory in Pasadena, Calif., said satellite measurements provide a broad view of lake temperatures over the entire globe.

«Our measurements are so precise, and any vibrations — like a person walking by — can affect what we measure,» said Peter Ercius, a staff scientist at Lawrence Berkeley National Laboratory and an author of the paper.

«Until the 1990s, we thought that the Van Allen belts were pretty well - behaved and changed slowly,» said Geoff Reeves, the first author on the paper and a radiation belt scientist at Los Alamos National Laboratory in Los Alamos, N.M. «With more and more measurements, however, we realized how quickly and unpredictably the radiation belts changed.

The X-ray measurements were performed at the Advanced Photon Source, a U.S. Department of Energy Office of Science User Facility operated for the DOE Office of Science by Argonne National Laboratory (contract no.

«On first sight, zirconium pentatelluride did not even look like a 3D material,» said Brookhaven physicist Tonica Valla, who performed the measurements with collaborators at the Advanced Light Source (ALS) at Lawrence Berkeley National Laboratory and at Brookhaven's National Synchrotron Light Source (NSLS, https://www.bnl.gov/ps/nsls/about-NSLS.asp)-- two additional DOE Office of Science User Facilities.

«You want a complete set of instruments to make measurements simultaneously so you can correlate all the results,» says Robert Mitchell, the Cassini program manager at the Jet Propulsion Laboratory in Pasadena, California.

An independent analysis by William Folkner and colleagues at the NASA Jet Propulsion Laboratory verified the difficult measurement.

«These beautiful measurements from the South Pole Telescope and Herschel strengthen our confidence in our current model of the universe,» said Olivier Doré, a member of the U.S. Planck science team at NASA's Jet Propulsion Laboratory, Pasadena, Calif. «However, this model does not tell us how big the primordial signal itself should be.

The team carried out the measurements at the Low Noise Underground Laboratory (CNRS / Université de Nice / Université d'Avignon), located in a former nuclear missile firing station on the Plateau d'Albion in southern France.

Mark Fitzgerald and Tim Armstrong at the Measurement Standards Laboratory in Lower Hutt, New Zealand, counterbalanced the gravitational attraction in their apparatus with a delicate electrostatic repulsion, which they in turn measured precisely.

But it is still not compatible with the measurements taken by non-muonic techniques, says John Arrington, a nuclear physicist at Argonne National Laboratory in Lemont, Illinois.

«We're the first measurement from the martian surface,» says Christopher Webster, a planetary scientist at NASA's Jet Propulsion Laboratory in Pasadena, California, and lead author of the new study.

Scientists at the UK's National Physical Laboratory (NPL) have performed the most accurate measurement yet of the Boltzmann constant.

These measurements were performed on FIGARO and D17 at the Institut Laue - Langevin (Grenoble, France) and on INTER at ISIS (STFC Rutherford Appleton Laboratory in the UK).

The electrical measurements revealing the signature half - integer quantum Hall effect were performed at the National Science Foundation's National High Magnetic Field Laboratory.

Numerous controlled anechoic chamber measurements of tornadic debris were conducted at the Radar Innovations Laboratory on the OU Research Campus to determine the scattering characteristics of several debris types — leaves, shingles and boards.

And currently there are about 10 tall towers that monitor greenhouse gases, whereas the original plan for the measurement network called for around 35, said Arlyn Andrews, a NOAA researcher at the Earth System Research Laboratory who is responsible for the tall tower network and was a co-author on the paper.

«The strength of ice might be really different than what a laboratory measurement might tell us, because of all of these impurities coming into play,» said Jeremy Bassis, a glaciologist at the University of Michigan in Ann Arbor, who wasn't involved with the MIT study.

But laboratory measurements on fir branches show that position is «absolutely wrong,» says William Smith, a biophysical ecologist at Wake Forest University in Winston - Salem, North Carolina.

But direct measurements of these nuclear reactions are extremely difficult because they occur at a tiny rate in the laboratory.

«It sure does look like the standard model Higgs boson, you bet,» says Sally Dawson, a theorist at Brookhaven National Laboratory in Upton, New York, who was not involved with the measurements.

Secondly, parts of their lab had to be moved to two locations in the city, which as Tittel explains was particularly tricky for the measurement station at City Hall which included state - of - the - art superconducting single - photon detectors developed by the National Institute for Standards and Technology, and NASA's Jet Propulsion Laboratory.

«Diamond sensors will give us measurements that will be useful in understanding the physics of high temperature superconductors, which, despite the fact that their discoverers won a 1987 Nobel Prize, are still not understood,» said Budker, a professor of physics and faculty scientist at Lawrence Berkeley National Laboratory.

Yet try as they might, Alburger and his colleagues at the Brookhaven National Laboratory on Long Island, New York — all nuclear physicists highly versed in this kind of painstaking measurement — couldn't find it.

Not 100 but 1,000,000 molecules are influenced Researchers at EPFL's Laboratory for fundamental BioPhotonics, led by Sylvie Roke, have probed the influence of ions on the structure of water with unprecedentedly sensitive measurements.

Scientists at the Department of Energy's SLAC National Accelerator Laboratory and Stanford University have made the first direct measurements, and by far the most precise ones, of how electrons move in sync with atomic vibrations rippling through an exotic material, as if they were dancing to the same beat.

Trials reported findings from different laboratory studies and at varying intervals of repeated measurements in time.

Sponsors: Chemical Imaging Initiative at Pacific Northwest National Laboratory, conducted under the Laboratory Directed Research and Development Program (structural and chemical imaging analysis); Assistant Secretary for Energy Efficiency and Renewable Energy, DOE Office of Vehicle Technologies under the Batteries for Advanced Transportation Technologies program (materials synthesis and property measurement; DOE Office of Basic Energy Sciences, Materials Sciences and Engineering Division (materials synthesis); and DOE's Freedom CAR and Vehicle Technologies Office (materials synthesis).

Recent in - situ measurements at the Martian surface by the RAD instrument (Hassler et al. 2012) on board the Mars Science Laboratory rover agree relatively well with the quiet - time GCR predictions made by these computational modelling efforts (Hassler et al. 2014; Kim et al. 2014; Gronoff et al. 2015).

Mike Alexander, Alex Laskin, Yuri Desyaterik, and John Ortega, who work at DOE's Environmental Molecular Sciences Laboratory (EMSL) at PNNL and Xiao - ying Yu of PNNL's Atmospheric Science and Global Change Division, collected an extensive set of measurements of aerosol mass, size distribution, composition, and particle morphology using an array of in - situ techniques and aerosol sampling approaches.

Previous recipients of the prize include the godfather of climate modelling, Syukuro Manabe, from the US National Oceanic and Atmospheric Administration's Geophysical Fluid Dynamics Laboratory, Norway's former Prime Minister Gro Harlem Brundtland, and Charles Keeling from the University of California at San Diego who gave his name to the famous Keeling curve of atmospheric CO2 concentration measurements.

This research was performed at the Atmospheric Measurement Laboratory, an atmospheric sciences laboratorLaboratory, an atmospheric sciences laboratorylaboratory at PNNL.

To find out, atmospheric experts at Pacific Northwest National Laboratory compared six reanalyses products against observational data from the U.S. Department of Energy's Atmospheric Radiation Measurement (ARM) Climate Research Facility in Oklahoma.

PNNL researcher Connor Flynn checks instruments atop the Atmospheric Measurement Laboratory at PNNL, one of the nation's leading research facilities for understanding aerosols, clouds, and their interactions.

Measurements were based on capabilities developed by BER and NCRR and were conducted at EMSL, the Environmental Molecular Sciences Laboratory.

«This study is the first to show the value of using ocean salinity measurements to forecast the intensity of tropical cyclones,» said team lead Dr. Karthik Balaguru, an oceanographer at PNNL's Marine Sciences Laboratory.

PNNL researcher John Shilling designed the Aerosol Test Chamber, which is housed inside the Atmospheric Measurements Laboratory at PNNL.

The early implementation of LLOWFS at LESIA, Observatoire de Paris demonstrated an open loop measurement accuracy of 0.01 lambda / D for tip - tilt at 638 nm when used in conjunction with a four quadrant phase mask (FQPM) in the laboratory.

The granite in these bags is destined for isotope ratio measurement at Lawrence Livermore National Laboratory's Center for Accelerator Mass Spectrometry (CAMS...

Laboratory results have shown the measurement of tip, tilt, focus, oblique and right astigmatism at 1.55 um for the vector vortex coronagraph.

Staff from Pacific Northwest National Laboratory (PNNL) were among those recognized at the 2008 Atmospheric Radiation Measurement (ARM) Program Science Team Meeting, which took place March 10 through 14, 2008 in Norfolk, Virginia.

The electrical and mechanical activity of the manufactured tissues then can be investigated with the help of a variety of sophisticated imaging and force measurement techniques, many developed at WUSTL in the laboratories of Elson and Genin, and of Igor Efimov, PhD, the Lucy and Stanley Lopata Distinguished Professor of Biomedical Engineering in the School of Engineering & Applied Science.

«When we discovered this pulsar in 2009, we noticed that it was in the same direction as this massive star in the constellation Cygnus, but our initial measurements did not give any evidence that either star was a member of a binary system,» Paul Ray, an astrophysicist at the Naval Research Laboratory in Washington, said, in a statement released Thursday.

To determine the true shape of particles, experts at Pacific Northwest National Laboratory and Imre Consulting devised SPLAT II, a single particle mass spectrometer that provides extremely precise particle measurements.

«Graphene electronics are still in their infancy; however, our measurements and simulations project that thermoelectric effects will become enhanced as graphene transistor technology and contacts improve» said Pop, who is also affiliated with the Beckman Institute for Advanced Science, and the Micro and Nanotechnology Laboratory at the U. of I....