Bock, Michael

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Lee, James E.; Edwards, Jon S.; Schmitt, Jochen; Fischer, Hubertus; Bock, Michael; Brook, Edward J. (2020). Excess methane in Greenland ice cores associated with high dust concentrations. Geochimica et cosmochimica acta, 270, pp. 409-430. Elsevier Science 10.1016/j.gca.2019.11.020


Umezawa, Taku; Brenninkmeijer, Carl A. M.; Röckmann, Thomas; van der Veen, Carina; Tyler, Stanley C.; Fujita, Ryo; Morimoto, Shinji; Aoki, Shuji; Sowers, Todd; Schmitt, Jochen; Bock, Michael; Beck, Jonas; Fischer, Hubertus; Michel, Sylvia E.; Vaughn, Bruce H.; Miller, John B.; White, James W. C.; Brailsford, Gordon; Schaefer, Hinrich; Sperlich, Peter; ... (2018). Interlaboratory comparison of δ¹³C and δD measurements of atmospheric CH₄ for combined use of data sets from different laboratories. Atmospheric Measurement Techniques (AMT), 11(2), pp. 1207-1231. Copernicus Publications 10.5194/amt-11-1207-2018

Beck, Jonas; Bock, Michael; Schmitt, Jochen; Seth, Barbara; Blunier, Thomas; Fischer, Hubertus (2018). Bipolar carbon and hydrogen isotope constraints on the Holocene methane budget. Biogeosciences, 15(23), pp. 7155-7175. European Geosciences Union 10.5194/bg-15-7155-2018


Bock, Michael; Schmitt, Jochen; Beck, Jonas; Seth, Barbara; Chappellaz, Jérôme; Fischer, Hubertus (2017). Glacial/interglacial wetland, biomass burning, and geologic methane emissions constrained by dual stable isotopic CH₄ ice core records. Proceedings of the National Academy of Sciences of the United States of America - PNAS, 114(29), E5778-E5786. National Academy of Sciences NAS 10.1073/pnas.1613883114


Bock, Michael; Schmitt, Jochen; Beck, Jonas; Schneider, Robert; Fischer, Hubertus (2014). Improving accuracy and precision of ice core δD(CH<sub>4</sub>) analyses using methane pre-pyrolysis and hydrogen post-pyrolysis trapping and subsequent chromatographic separation. Atmospheric Measurement Techniques (AMT), 7(7), pp. 1999-2012. Copernicus Publications 10.5194/amt-7-1999-2014

Schmitt, J.; Seth, B.; Bock, M.; Fischer, H. (2014). Online technique for isotope and mixing ratios of CH<sub>4</sub>, N<sub>2</sub>O, Xe and mixing ratios of organic trace gases on a single ice core sample. Atmospheric Measurement Techniques (AMT), 7(8), pp. 2645-2665. Copernicus Publications 10.5194/amt-7-2645-2014


Möller, Lars; Sowers, Todd; Bock, Michael; Spahni, Renato; Behrens, Melanie; Schmitt, Jochen; Miller, Heinrich; Fischer, Hubertus (2013). Independent variations of CH₄ emissions and isotopic composition over the past 160,000 years. Nature geoscience, 6(10), pp. 885-890. Nature Publishing Group 10.1038/ngeo1922

Schmitt, Jochen; Seth, Barbara; Bock, Michael; van der Veen, C.; Möller, L.; Sapart, C. J.; Prokopiou, M.; Sowers, T.; Röckmann, T.; Fischer, Hubertus (2013). On the interference of Kr during carbon isotope analysis of methane using continuous-flow combustion–isotope ratio mass spectrometry. Atmospheric Measurement Techniques (AMT), 6(5), pp. 1425-1445. Copernicus Publications 10.5194/amt-6-1425-2013


Bock, M.; Möller, L.; Sowers, T.; Schmitt, J.; Fischer, H. (2012). On the contribution of methane isotopes to our understanding of rapid climate changes. Quaternary international, 279-280, pp. 57-58. Elsevier

Bock, M.; Schmitt, J.; Schneider, R.; Fischer, H. (2012). Post pyrolysis trapping of molecular hydrogen improves precision for δD(CH4) analysis. In: EGU General Assembly 2012, held 22-27 April, 2012 in Vienna, Austria (p. 2366). European Geosciences Union

Mitchell, H.; Bock, M.; Sowers, T. (2012). Decoupling atmospheric methane isotope records during MIS 5-4 transition. In: EGU General Assembly 2012, held 22-27 April, 2012 in Vienna, Austria (p. 3217). European Geosciences Union

Sperlich, P.; Buizert, C.; Guillevic, M.; Jenk, T.; Sapart, C. J.; Röckmann, T.; Bock, M.; Schmitt, J.; Fischer, H.; Blunier, T. (2012). A setup to analyze isotopes of paleoatmospheric CH4 and N2O in a single ice core sample. In: EGU General Assembly 2012, held 22-27 April, 2012 in Vienna, Austria (p. 6795). European Geosciences Union


van der Veen, C.; Sapart, C. J.; Vigano, I.; Brass, M.; van de Wal, R. S. W.; Bock, Michael; Fischer, Hubertus; Sowers, T.; Buizert, C.; Sperlich, P.; Blunier, Thomas; Behrens, M.; Schmitt, Jochen; Seth, Barbara; Röckmann, T. (2011). Simultaneous stable isotope analysis of methane and nitrous oxide on ice core samples. Atmospheric Measurement Techniques (AMT), 4(12), 2607 -2618. Göttingen: Copernicus Publications 10.5194/amt-4-2607-2011


Bock, Michael; Schmitt, Jochen; Möller, Lars; Spahni, Renato; Blunier, Thomas; Fischer, Hubertus (2010). Hydrogen isotopes preclude marine hydrate CH$_4$ emissions at the onset of Dansgaard-Oeschger events. Science, 328(5986), pp. 1686-1689. Washington, D.C.: American Association for the Advancement of Science 10.1126/science.1187651

Bock, Michael; Schmitt, Jochen; Behrens, Melanie; Möller, Lars; Schneider, Robert; Sapart, Celia; Fischer, Hubertus (2010). A gas chromatography/pyrolysis/isotope ratio mass spectrometry system for high-precision δD measurements of atmospheric methane extracted from ice cores. Rapid communications in mass spectrometry, 24(5), pp. 621-633. Chichester: Wiley 10.1002/rcm.4429

Bock, Michael; Schmitt, Jochen; Melanie, Behrens; Möller, Lars; Schneider, Robert; Celia, Sapart; Fischer, Hubertus (2010). A gas chromatography/pyrolysis/isotope ratio mass spectrometry system for high precision δD measurements of atmospheric methane extracted from ice cores. In: EGU General Assembly 2010 (p. 1). European Geosciences Union

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