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Modeling isotopic fractionation in systems with multiple sources and sinks with application to atmospheric CH 4
Author(s) -
Andersen B. L.
Publication year - 1996
Publication title -
global biogeochemical cycles
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.512
H-Index - 187
eISSN - 1944-9224
pISSN - 0886-6236
DOI - 10.1029/95gb02745
Subject(s) - fractionation , isotope , sink (geography) , isotope fractionation , stable isotope ratio , mass independent fractionation , methane , environmental science , atmospheric methane , isotope analysis , environmental chemistry , chemistry , atmospheric sciences , geology , oceanography , physics , chromatography , nuclear physics , geography , cartography , organic chemistry
A formula for calculation of the isotopic composition parameter δ in a system with any number of sources and sinks is derived. It is applied to the isotope pairs 13 C/ 12 C and to 2 H/H in atmospheric methane for which the importance of isotope fractionation in the sink processes is illustrated.