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Old carbon reservoirs were not important in the deglacial methane budget.
Dyonisius MN, Petrenko VV, Smith AM, Hua Q, Yang B, Schmitt J, Beck J, Seth B, Bock M, Hmiel B, Vimont I, Menking JA, Shackleton SA, Baggenstos D, Bauska TK, Rhodes RH, Sperlich P, Beaudette R, Harth C, Kalk M, Brook EJ, Fischer H, Severinghaus JP, Weiss RF. Dyonisius MN, et al. Among authors: sperlich p. Science. 2020 Feb 21;367(6480):907-910. doi: 10.1126/science.aax0504. Science. 2020. PMID: 32079770
Natural and anthropogenic variations in methane sources during the past two millennia.
Sapart CJ, Monteil G, Prokopiou M, van de Wal RS, Kaplan JO, Sperlich P, Krumhardt KM, van der Veen C, Houweling S, Krol MC, Blunier T, Sowers T, Martinerie P, Witrant E, Dahl-Jensen D, Röckmann T. Sapart CJ, et al. Among authors: sperlich p. Nature. 2012 Oct 4;490(7418):85-8. doi: 10.1038/nature11461. Nature. 2012. PMID: 23038470
Automated simultaneous measurement of the δ(13) C and δ(2) H values of methane and the δ(13) C and δ(18) O values of carbon dioxide in flask air samples using a new multi cryo-trap/gas chromatography/isotope ratio mass spectrometry system.
Brand WA, Rothe M, Sperlich P, Strube M, Wendeberg M. Brand WA, et al. Among authors: sperlich p. Rapid Commun Mass Spectrom. 2016 Jul 15;30(13):1523-39. doi: 10.1002/rcm.7587. Rapid Commun Mass Spectrom. 2016. PMID: 27321840