Sentences with phrase «radionuclides from»

From developing the first accelerator mass spectrometer for use in the biology field to tracking radionuclides from the Dai - ichi Nuclear Power Plant disaster, the Laboratory's Center for Accelerator Mass Spectrometry (CAMS) has spent 25 years in the spotlight of not only dating ancient artifacts...

The Analytical Chemistry Branch is currently working with an Ontario company to demonstrate the capabilities of their water treatment technology for removal of radionuclides from various nuclear process systems and waste streams.

The extra radionuclides from Fukushima are simply not enough to create a dose large enough to cause any human health effects outside the immediate vicinity of the stricken nuclear power plant.

But, with the exception of bottom - feeding fish and sessile (immobile) filter feeders caught in the immediate vicinity, any radionuclides from Fukushima have been diluted by the vastness of the Pacific to insignificant quantities.

Among them: sizing up North Korea's nuclear tests, plotting the spread of radionuclides from the Fukushima nuclear accident, and tracking the spectacular Chelyabinsk meteorite as it broke up over Siberia in 2013.

Not exact matches

It was previously thought that only volatile, gaseous radionuclides such as caesium and iodine were released from the damaged reactors.

Some 80 % of all the radionuclides released from Fukushima ended up in the Pacific.

The scintigraphy aspect of the scanner is composed of a gamma camera that detects tiny radioactive signals emitted from the body after injection of a radionuclide, which interacts with specific physiological functions of the body, so that nuclear medicine physicians and their colleagues can extrapolate information from the radionuclide's activity.

The level of radionuclides leaking from Fukushima Daiichi has been unclear, but the CTBT air samplers can shed some light, says Gerhard Wotawa of Austria's Central Institute for Meteorology and Geodynamics in Vienna.

These measurements can be combined with wind observations to track where the radionuclides come from, and how much was released.

«We need to trace where the radionuclides are going, and how much is making it offshore,» says Steven Jayne, a physical oceanographer from WHOI.

The scintigraphy aspect of the scanner is comprised of a gamma camera that detects tiny radioactive signals emitted from the body after injection of a radionuclide, which interacts with specific physiological functions of the body, so that nuclear medicine physicians and their colleagues can extrapolate information from the radionuclide's activity.

The group has found that a broad range of potential physical, chemical and biological markers characterise the Anthropocene, the clearest global markers being radionuclide fallout signals from nuclear testing and changes in carbon chemistry through fossil fuel burning — these in particular show marked changes starting in the early to mid-1950s.

The light generated from the radionuclides retained on the column is detected and the concentration calculated.

«Radionuclide Sensors for Environmental Monitoring: From Flow Injection Solid - Phase Absorptiometry to Equilibration - Based Preconcentrating Minicolumn Sensors with Radiometric Detection.»

Kovaltsov, G. A. & Usoskin, I. G. Occurrence probability of large solar energetic particle events: assessment from data on cosmogenic radionuclides in lunar rocks.

«Recently, the deposition rates have been boosted by the resuspension of radionuclides in deposited particles, the 239,240 Pu content of which may originate from dusts from the East Asian continent deserts and arid areas.

The computations show similar long - term variations with the global radionuclides production records from terrestrial archives such as tree rings and ice cores which validate the approach.

«(3) evaluate the regulatory adequacy of health and safety standards for radionuclide release from recycling facilities and recycled fuel fabrication facilities;

Volker Doormann says: July 27, 2011 at 2:38 pm http://adsabs.harvard.edu/abs/2010JGRA..11501104S We have reconstructed the interplanetary magnetic field (IMF), its radial component, and the open solar magnetic flux using the solar modulation potential derived from cosmogenic 10Be radionuclide data for a period covering the past 9300 years.

http://adsabs.harvard.edu/abs/2010JGRA..11501104S «We have reconstructed the interplanetary magnetic field (IMF), its radial component, and the open solar magnetic flux using the solar modulation potential derived from cosmogenic 10Be radionuclide data for a period covering the past 9300 years.

F. Steinhilber, J. A. Abreu, J. Beer, and K. G. McCracken (2010), Interplanetary magnetic field during the past 9300 years inferred from cosmogenic radionuclides, J. Geophys.

Dipole intensity estimates from cosmogenic radionuclide production records, with suitable filtering to minimise the solar influence, have also been included in the comparison to provide independent information about variations in the strength of the geomagnetic field.

Finally, we include a comparison to past geomagnetic field estimates obtained with multi-centennial to millennial - scale filtering from 14C and 10Be radionuclide production records.

Ken Buesseler, a chemical oceanographer at the Woods Hole Oceanographic Institution, and Henrieta Dulaiova, chemical oceanographer at University of Hawaii have each been awarded a grant from the National Science Foundation's (NSF) Division of Ocean Sciences to study the issue further, looking in to concentrations of radionuclides in both the Atlantic and Pacific oceans.

Radionuclides in seawater have been reported from the Fukushima plant's discharge canals, from coastal waters five to ten kilometers south of the plant, and from 30 kilometers offshore.»

Here we use a 9400 year solar activity reconstruction derived from cosmogenic radionuclides to test this hypothesis.

Defended a mass tort claim filed in Federal District court brought by persons claiming injury from radionuclides allegedly emitted by a Department of Energy nuclear weapons facility;