Biological effects on uranium isotope fractionation (238U/235U) in primary biogenic carbonates
Sign Up to like & getrecommendations! Published in 2018 at "Geochimica et Cosmochimica Acta"
DOI: 10.1016/j.gca.2018.08.028
Abstract: Abstract Determining whether U isotopes are fractionated during incorporation into biogenic carbonates could help to refine the application of 238U/235U in CaCO3 as a robust paleoredox proxy. Recent laboratory experiments have demonstrated that heavy uranium… read more here.
Keywords: biogenic carbonates; fractionation; primary biogenic; 238u 235u ... See more keywords
Plant uptake of 238U, 235U, 232Th, 226Ra, 210Pb and 40K from a coal ash and slag disposal site and control soil under field conditions: A preliminary study.
Sign Up to like & getrecommendations! Published in 2017 at "Journal of environmental radioactivity"
DOI: 10.1016/j.jenvrad.2017.03.011
Abstract: The aim of this study was to investigate the uptake of 238U, 235U, 232Th, 226Ra, 210Pb and 40K by plants that grow on a coal ash and slag disposal site known for its higher content… read more here.
Keywords: plant; control; disposal site; 238u 235u ... See more keywords