Critical comparison of radiometric and mass spectrometric methods for the determination of radionuclides in environmental, biological and nuclear waste samples

X Hou, P Roos - Analytica chimica acta, 2008 - Elsevier
The radiometric methods, alpha (α)-, beta (β)-, gamma (γ)-spectrometry, and mass
spectrometric methods, inductively coupled plasma mass spectrometry, accelerator mass …

Global status of trace elements in the ocean

Y Sohrin, KW Bruland - TrAC Trends in Analytical Chemistry, 2011 - Elsevier
Trace elements in seawater can be limiting factors of biological productivity, tracers of ocean
circulation and biogeochemical processes, and proxies for paleoceanography. The global …

Collapse and rapid resumption of Atlantic meridional circulation linked to deglacial climate changes

JF McManus, R Francois, JM Gherardi, LD Keigwin… - nature, 2004 - nature.com
The Atlantic meridional overturning circulation is widely believed to affect climate. Changes
in ocean circulation have been inferred from records of the deep water chemical …

230Th normalization: An essential tool for interpreting sedimentary fluxes during the late Quaternary

R Francois, M Frank… - …, 2004 - Wiley Online Library
There is increasing evidence indicating that syndepositional redistribution of sediment on
the seafloor by bottom currents is common and can significantly affect sediment mass …

Glacial‐interglacial circulation changes inferred from 231Pa/230Th sedimentary record in the North Atlantic region

JM Gherardi, L Labeyrie, S Nave, R François… - …, 2009 - Wiley Online Library
Studies from the subtropical western and eastern Atlantic Ocean, using the 231Pa/230Th
ratio as a kinematic proxy for deep water circulation, provided compelling evidence for a …

Measurement of Attogram Quantities of 231Pa in Dissolved and Particulate Fractions of Seawater by Isotope Dilution Thermal Ionization Mass Spectroscopy

CC Shen, H Cheng, RL Edwards, SB Moran… - Analytical …, 2003 - ACS Publications
A technique has been developed to quantify ultratrace 231Pa (50− 2000 ag; 1 ag= 10-18 g)
concentrations in seawater using isotope-dilution thermal ionization mass spectrometry …

U and Th concentrations and isotope ratios in modern carbonates and waters from the Bahamas

LF Robinson, NS Belshaw, GM Henderson - Geochimica et Cosmochimica …, 2004 - Elsevier
The short residence times of Th and Pa in seawater make them very responsive to changes
in the ocean environment. We use a new multi-ion-counting technique to make Th and Pa …

Subarctic Pacific evidence for a glacial deepening of the oceanic respired carbon pool

SL Jaccard, ED Galbraith, DM Sigman, GH Haug… - Earth and Planetary …, 2009 - Elsevier
Measurements of benthic foraminiferal cadmium: calcium (Cd/Ca) have indicated that the
glacial–interglacial change in deep North Pacific phosphate (PO4) concentration was …

Evidence from the Northeastern Atlantic basin for variability in the rate of the meridional overturning circulation through the last deglaciation

JM Gherardi, L Labeyrie, JF McManus… - Earth and Planetary …, 2005 - Elsevier
A first study from the subtropical western Atlantic, using 231Pa/230Th ratios as a kinematic
proxy for deep water circulation, provided compelling evidence for a strong link between …

Moored sediment trap measurements of carbon export in the Subantarctic and Polar Frontal Zones of the Southern Ocean, south of Australia

TW Trull, SG Bray, SJ Manganini… - Journal of …, 2001 - Wiley Online Library
Sediment trap moorings were deployed from September 21, 1997 through February 21,
1998 at three locations south of Australia along 140° E: at∼ 47° S in the central Subantarctic …