cosmogenic nuclide
Short communication: Increasing vertical attenuation length of cosmogenic nuclide production on steep slopes negates topographic shielding corrections for catchment erosion rates
... for cosmogenic nuclide production via ...in cosmogenic nuclide studies of steep landscapes (30–40 ◦ ), the increase in effective mass attenua- tion length due to shielding-induced collimation ...
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The CAIRN method: automated, reproducible calculation of catchment-averaged denudation rates from cosmogenic nuclide concentrations
... the cosmogenic nuclide concentration to readjust after mass removal ...ing nuclide concentrations in settings where denudation rates vary in space and time is possible (Mudd, 2016), but com- ...
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10 Be systematics in the Tsangpo-Brahmaputra catchment: the cosmogenic nuclide legacy of the eastern Himalayan syntaxis
... terrestrial cosmogenic nuclide (TCN), 10 Be, data set spanning the entire Tsangpo- Brahmaputra catchment, covering the Tibetan Plateau down- stream to the outlet in ...
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Arable soil formation and erosion: a hillslope-based cosmogenic nuclide study in the United Kingdom
... We have presented the first isotopically derived rates of soil formation for soils currently supporting arable agri- culture. Rates derived for two UK catena sequences us- ing cosmogenic radionuclide analysis ...
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Late Quaternary glaciation in the Hebrides sector of the continental shelf : cosmogenic nuclide dating of glacial events on the St Kilda archipelago
... The case for extension of the last ice sheet to the edge of the Hebrides Shelf rests mainly on the presence of ice-marginal moraines on the outermost shelf and the evidence for glacigenic sedimentation on trough-mouth ...
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Millennial-scale rates of erosion and change in relief in north Queensland using cosmogenic nuclide ¹⁰Be
... meteoric cosmogenic nuclides have enough energy to reach the surface of Earth and undergo nuclear reactions with surface materials, producing in-situ cosmogenic nuclides or Terrestrial Cosmogenic ...
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Inferring the timing of abandonment of aggraded alluvial surfaces dated with cosmogenic nuclides
... for cosmogenic nuclide exposure dating on an alluvial-fan surface that formed over a 20 kyr period and de- posited a selectable boulder once every 100 ...
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The Last Glacial Maximum and deglaciation in central Patagonia, 44°S–49°S
... cosmogenic nuclide surface exposure dating, soil formation rates and OSL dating have been used to date glacial advances spanning from the Greatest Patagonian Glaciation ...
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10Be-based exploration of the timing of deglaciation in two selected areas of southern Norway
... and cosmogenic nuclide surface exposure ages in addition to pollen stratigraphy, the chronology of the last deglaciation of the Scandinavian Ice Sheet (SIS) following the Last Glacial Maximum (LGM, ...
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Deglaciation chronology of the Donegal Ice Centre, north west Ireland
... terrestrial cosmogenic nuclide (TCN) surface exposure ages from six sites in Donegal that were selected to complement and extend the existing deglaciation ...
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Modeling the statistical distributions of cosmogenic exposure dates from moraines
... many cosmogenic nuclides have half- lives that are long compared to glacial cycles (Gosse and Phillips, 2001; Shackleton, 2000), this assumption requires that glaciers sweep out most of the easily eroded material ...
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OCTOPUS: an open cosmogenic isotope and luminescence database
... a cosmogenic nuclide production scal- ing raster calculated using the method described in Stone (2000) (_prodscale), and (vii) a cosmogenic nuclide pro- duction topographic shielding raster ...
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The impact of geomagnetic spikes on the production rates of cosmogenic 14C and 10Be in the Earth's atmosphere
... of cosmogenic nuclide ...on cosmogenic isotope production rates remains ...modeled nuclide records at the epochs of interest. This indicates that cosmogenic nuclides cannot immediately ...
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Cosmogenic 10Be in river sediment: where grain size matters and why
... Abstract. Concentrations of in-situ-produced cosmogenic 10 Be in river sediment are widely used to estimate catchment-average denudation rates. Typically, the 10 Be concentrations are measured in the sand fraction ...
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Modelling of the Radiological Contamination of the RBMK 1500 Reactor Control and Protection System Channels’ Cooling Circuit
... 3) After the final shutdown of the reactor, γ radiation from the contaminated CPSCC components is mostly determined by Co-60, Fe-59, Mn-54 and Co-58. But five years after the shutdown, Co-60 becomes the nuclide ...
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A NEW METHOD FOR PREPARING RADIOACTIVE SOURCES EUR 1878 e
... The method is based: 1 on the spraying of a >lution, containing the radioactive nuclide, by using a mechanal nebulizer; 2 on the use of a high electric field applied :tween the nozzle of[r] ...
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Direct Production of Radioiodine-123 from Tellurium with Lowest Level of Iodine Impurity-124
... The radioisotope I-123 with a half life 13.2h is commonly used halogen nuclide for labelling bimolecular for diagnostic studies using single photon emission comput[r] ...
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Recent Ultra High Energy neutrino bounds and multimessenger observations with the Pierre Auger Observatory
... because of the existence of ultra high energy cosmic rays. They provide valuable comple- mentary information, their fluxes being sensitive to the primary cosmic ray masses and their directions reflecting the source ...
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Anomalous B(E2)4+/2+ ratios in the neutron-deficient nuclide 168Os and 166W
... The normalised shifted curve of the 480 keV transition which is fitted with experimental data point using two second order polynomials, the intensity difference of the degraded component[r] ...
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Solar modulation during the Holocene
... common. However this information is very important for improving the solar dynamo models and estimating the past solar forcing. For this answer accurate solar activity recon- structions going as far back in time as ...
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