Search Results - "Hanfland, C"
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Shelf-basin exchange times of Arctic surface waters estimated from 228Th/228Ra disequilibrium
Published in Journal of Geophysical Research: Oceans (01-03-2012)“…The transpolar drift is strongly enriched in 228Ra accumulated on the wide Arctic shelves with subsequent rapid offshore transport. We present new data of…”
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2
High productivity in an ice melting hot spot at the eastern boundary of the Weddell Gyre
Published in Global biogeochemical cycles (01-09-2010)“…The Southern Ocean (SO) plays a key role in modulating atmospheric CO2 via physical and biological processes. However, over much of the SO, biological activity…”
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3
Arctic Ocean sea ice drift origin derived from artificial radionuclides
Published in The Science of the total environment (15-07-2010)“…Since the 1950s, nuclear weapon testing and releases from the nuclear industry have introduced anthropogenic radionuclides into the sea, and in many instances…”
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4
Actinium-227 as a deep-sea tracer: sources, distribution and applications
Published in Earth and planetary science letters (30-04-2002)“…Actinium is one of the rarest naturally occurring elements on earth. We measured its longest-lived isotope 227Ac (half-life 21.77 yr) for the first time in the…”
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5
Shelf‐basin exchange times of Arctic surface waters estimated from 228 Th/ 228 Ra disequilibrium
Published in Journal of Geophysical Research: Oceans (01-03-2012)“…The transpolar drift is strongly enriched in 228 Ra accumulated on the wide Arctic shelves with subsequent rapid offshore transport. We present new data of…”
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6
Pathways of methane in seawater: Plume spreading in an Arctic shelf environment (SW-Spitsbergen)
Published in Continental shelf research (01-08-2005)“…In the years 2000 and 2001 we measured methane concentrations exceeding up to two orders of magnitude the equilibrium with the atmosphere in the water column…”
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Interception of atmospheric fluxes by Arctic sea ice: Evidence from cosmogenic 7 Be
Published in Journal of Geophysical Research (2011)Get full text
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Interception of atmospheric fluxes by Arctic sea ice: Evidence from cosmogenic 7Be
Published in Journal of Geophysical Research: Oceans (01-12-2011)“…The natural cosmogenic radionuclide 7Be (T1/2 = 53.4 d) is supplied to the surface ocean from the atmosphere and, in the Arctic Ocean, can be used as a tracer…”
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9
Time-series measurements of (2(3(4)Th in water column and sediment trap samples from the northwestern Mediterranean Sea
Published in Deep-sea research. Part II, Topical studies in oceanography (15-08-2009)“…2(3(4Th (T(1(/(2)=24.1d) and (2(1(0)Po (T(1(/(2)=138.4d) are particle reactive radioisotopes that are used as tracers for particle cycling in the upper ocean…”
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10
Time-series measurements of super(2) super(3) super(4)Th in water column and sediment trap samples from the northwestern Mediterranean Sea
Published in Deep-sea research. Part II, Topical studies in oceanography (15-08-2009)“…2 super(3) super(4)Th (T sub(1) sub(/) sub(2)=24.1d) and super(2) super(1) super(0)Po (T sub(1) sub(/) sub(2)=138.4d) are particle reactive radioisotopes that…”
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11
Interception of atmospheric fluxes by Arctic sea ice: Evidence from cosmogenic super(7)Be
Published in Journal of geophysical research. Oceans (01-12-2011)“…The natural cosmogenic radionuclide super(7)Be (T sub(1/2) = 53.4 d) is supplied to the surface ocean from the atmosphere and, in the Arctic Ocean, can be used…”
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12
Shelf-basin exchange times of Arctic surface waters estimated from super(228)Th/ super(228)Ra disequilibrium
Published in Journal of geophysical research. Oceans (01-03-2012)“…The transpolar drift is strongly enriched in super(228)Ra accumulated on the wide Arctic shelves with subsequent rapid offshore transport. We present new data…”
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Journal Article -
13
Shelf-basin exchange times of Arctic surface waters estimated from [superscript>228Th/[superscript>228Ra disequilibrium
Published in Journal of geophysical research. Oceans (01-03-2012)“…The transpolar drift is strongly enriched in 228Ra accumulated on the wide Arctic shelves with subsequent rapid offshore transport. We present new data of…”
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Journal Article