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A formula is derived from calculation of the isotopic composition parameter delta in a system with any number of sources and sinks. It is applied to the isotope pairs 13C/12C and 2H/H in atmospheric methane, illustrating the importance of isotope fractionation in the sink processes.

Additional information

Authors: ANDERSEN B L, JRC Ispra (IT)
Bibliographic Reference: Article: Global Biogeochemical Cycles
Record Number: 199511140 / Last updated on: 1995-08-23
Original language: en
Available languages: en