Schmitt, Jochen

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Köhler, Peter; Nehrbass-Ahles, Christoph; Schmitt, Jochen; Stocker, Thomas F.; Fischer, Hubertus (2017). Comment on "Changes in atmospheric CO2 levels recorded by the isotopic signature of n-alkanes from plants" from K.S. Machado and S. Froehner. Global and planetary change, 156, pp. 24-25. Elsevier Science 10.1016/j.gloplacha.2017.08.003

Fischer, H.; Schmitt, J.; Eggleston, S.; Schneider, R.; Elsig, J.; Joos, F.; Leuenberger, M.; Stocker, T. F.; Köhler, P.; Chappellaz, J. (2015). Ice core-based isotopic constraints on past carbon cycle changes. Past Global Changes Magazine, 23(1), pp. 12-13. Pages International Project Office

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

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; 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

Schneider, Robert; Schmitt, Jochen; Fischer, Hubertus (2009). On the way to understand past atmospheric CO$_2$ fluctuations using d13CO2 measured on ice cores. In: European Geosciences Union. European Geosciences Union

Schneider, Robert; Schmitt, Jochen; Fischer, Hubertus (2009). Comparing past interglacials to understand atmospheric CO$_2$ and carbon cycle dynamics using ice core d13CO2 data. In: EGU General Assembly 2009, Vienna, Austria, 19-24 April 2009. European Geosciences Union

Yes

Nisbet, Euan G.; Manning, Martin R.; Dlugokencky, Ed J.; Michel, Sylvia Englund; Lan, Xin; Röckmann, Thomas; Denier van der Gon, Hugo A. C.; Schmitt, Jochen; Palmer, Paul I.; Dyonisius, Michael N.; Oh, Youmi; Fisher, Rebecca E.; Lowry, David; France, James L.; White, James W. C.; Brailsford, Gordon; Bromley, Tony (2023). Atmospheric Methane: Comparison Between Methane's Record in 2006–2022 and During Glacial Terminations. Global biogeochemical cycles, 37(8) American Geophysical Union 10.1029/2023GB007875

Dyonisius, Michael N.; Petrenko, Vasilii V.; Smith, Andrew M.; Hmiel, Benjamin; Neff, Peter D.; Yang, Bin; Hua, Quan; Schmitt, Jochen; Shackleton, Sarah A.; Buizert, Christo; Place, Philip F.; Menking, James A.; Beaudette, Ross; Harth, Christina; Kalk, Michael; Roop, Heidi A.; Bereiter, Bernhard; Armanetti, Casey; Vimont, Isaac; Englund Michel, Sylvia; ... (2023). Using ice core measurements from Taylor Glacier, Antarctica, to calibrate in situ cosmogenic 14 C production rates by muons. The Cryosphere, 17(2), pp. 843-863. Copernicus Publications 10.5194/tc-17-843-2023

Schmidely, Loïc; Nehrbass-Ahles, Christoph; Schmitt, Jochen; Han, Juhyeong; Silva, Lucas; Shin, Jinwha; Joos, Fortunat; Chappellaz, Jerome; Fischer, Hubertus; Stocker, Thomas F. (2021). CH4 and N2O fluctuations during the penultimate deglaciation. Climate of the past, 17(4), pp. 1627-1643. Copernicus Publications 10.5194/cp-17-1627-2021

Yu, Zicheng; Joos, Fortunat; Bauska, Thomas K.; Stocker, Benjamin D.; Fischer, Hubertus; Loisel, Julie; Brovkin, Victor; Hugelius, Gustaf; Nehrbass-Ahles, Christoph; Kleinen, Thomas; Schmitt, Jochen (2021). No support for carbon storage of >1,000 GtC in northern peatlands. Nature geoscience, 14(7), pp. 465-467. Springer Nature 10.1038/s41561-021-00769-2

Haeberli, Marcel; Baggenstos, Daniel; Schmitt, Jochen; Grimmer, Markus; Michel, Adrien; Kellerhals, Thomas; Fischer, Hubertus (2021). Snapshots of mean ocean temperature over the last 700 000 years using noble gases in the EPICA Dome C ice core. Climate of the past, 17(2), pp. 843-867. Copernicus Publications 10.5194/cp-17-843-2021

Nehrbass-Ahles, C.; Shin, J.; Schmitt, J.; Bereiter, B.; Joos, F.; Schilt, A.; Schmidely, L.; Silva, L.; Teste, G.; Grilli, R.; Chappellaz, J.; Hodell, D.; Fischer, H.; Stocker, T.F. (2020). Abrupt CO2 release to the atmosphere under glacial and early interglacial climate conditions. Science, 369(6506), pp. 1000-1005. American Association for the Advancement of Science 10.1126/science.aay8178

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

Shin, Jinhwa; Nehrbass-Ahles, Christoph; Grilli, Roberto; Chowdhry Beeman, Jai; Parrenin, Frédéric; Teste, Grégory; Landais, Amaelle; Schmidely, Loïc; Silva, Lucas; Schmitt, Jochen; Bereiter, Bernhard; Stocker, Thomas F.; Fischer, Hubertus; Chappellaz, Jérôme (2020). Millennial-scale atmospheric CO2 variations during the Marine Isotope Stage 6 period (190–135 ka). Climate of the past, 16(6), pp. 2203-2219. Copernicus Publications 10.5194/cp-16-2203-2020

Bereiter, Bernhard; Tuzson, Béla; Scheidegger, Philipp; Kupferschmid, André; Looser, Herbert; Mächler, Lars; Baggenstos, Daniel; Schmitt, Jochen; Fischer, Hubertus; Emmenegger, Lukas (2020). High-precision laser spectrometer for multiple greenhouse gas analysis in 1 mL air from ice core samples. Atmospheric Measurement Techniques, 13(11), pp. 6391-6406. Copernicus Publications 10.5194/amt-13-6391-2020

Joos, Fortunat; Spahni, Renato; Stocker, Benjamin D.; Lienert, Sebastian; Müller, Jurek; Fischer, Hubertus; Schmitt, Jochen; Prentice, I. Colin; Otto-Bliesner, Bette; Liu, Zeng (2020). N2O changes from the Last Glacial Maximum to the preindustrial - Part 2: Terrestrial N2O emissions and carbon-nitrogen cycle interactions. Biogeosciences, 17(13), pp. 3511-3543. Copernicus Publications 10.5194/bg-17-3511-2020

Hmiel, B.; Petrenko, V. V.; Dyonisius, M. N.; Buizert, C.; Smith, A. M.; Place, P. F.; Harth, C.; Beaudette, R.; Hua, Q.; Yang, B.; Vimont, I.; Michel, S. E.; Severinghaus, J. P.; Etheridge, D.; Bromley, T.; Schmitt, J.; Fain, X.; Weiss, R. F.; Dlugokencky, E. (2020). Preindustrial 14CH4 indicates greater anthropogenic fossil CH4 emissions. Nature, 578(7795), pp. 409-412. Springer Nature 10.1038/s41586-020-1991-8

Gottschalk, Julia; Battaglia, Gianna; Fischer, Hubertus; Frölicher, Thomas; Jaccard, Samuel; Jeltsch-Thömmes, Aurich Tuure Don; Joos, Fortunat; Köhler, Peter; Meissner, Katrin; Nehrbass-Ahles, Christoph; Schmitt, Jochen; Schmittner, Andreas; Skinner, Luke; Stocker, Thomas (2019). Mechanisms of millennial-scale atmospheric CO2 change in numerical model simulations. Quaternary science reviews, 220, pp. 30-74. Elsevier 10.1016/j.quascirev.2019.05.013

Joos, Fortunat; Battaglia, Gianna; Fischer, Hubertus; Jeltsch-Thömmes, Aurich; Schmitt, Jochen (2019). Marine N₂O emissions during a Younger Dryas-like event: the role of meridional overturning, tropical thermocline ventilation, and biological productivity. Environmental Research Letters, 14(7), 075007. IOP Publishing 10.1088/1748-9326/ab2353

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

Köhler, Peter; Nehrbass-Ahles, Christoph; Schmitt, Jochen; Stocker, Thomas F.; Fischer, Hubertus (2017). A 156 kyr smoothed history of the atmospheric greenhouse gases CO₂, CH4, and N₂O and their radiative forcing. Earth System Science Data, 9(1), pp. 363-387. Copernicus Publications 10.5194/essd-9-363-2017

Brovkin, Victor; Brücher, Tim; Kleinen, Thomas; Zaehle, Sönke; Joos, Fortunat; Roth, Raphael; Spahni, Renato; Schmitt, Jochen; Fischer, Hubertus; Leuenberger, Markus; Stone, Emma J.; Ridgwell, Andy; Chappellaz, Jérôme; Kehrwald, Natalie; Barbante, Carlo; Blunier, Thomas; Dahl Jensen, Dorthe (2016). Comparative carbon cycle dynamics of the present and last interglacial. Quaternary Science Reviews, 137, pp. 15-32. Elsevier 10.1016/j.quascirev.2016.01.028

Eggleston, S.; Schmitt, J.; Bereiter, B.; Schneider, R.; Fischer, H. (2016). Evolution of the stable carbon isotope composition of atmospheric CO₂ over the last glacial cycle. Paleoceanography, 31(3), pp. 434-452. American Geophysical Union 10.1002/2015PA002874

Muthers, S.; Kuchar, A.; Stenke, A.; Schmitt, J.; Anet, J. G.; Raible, C. C.; Stocker, T. F. (2016). Stratospheric age of air variations between 1600 and 2100. Geophysical Research Letters, 43(10), pp. 5409-5418. American Geophysical Union 10.1002/2016GL068734

Eicher, O.; Baumgartner, M.; Schilt, A.; Schmitt, J.; Schwander, J.; Stocker, T. F.; Fischer, H. (2016). Climatic and insolation control on the high-resolution total air content in the NGRIP ice core. Climate of the past, 12(6), pp. 1979-1993. Copernicus Publications 10.5194/cpd-11-5509-2015

Bereiter, Bernhard; Eggleston, Sarah Skye; Schmitt, Jochen; Nehrbass-Ahles, Christoph; Stocker, Thomas F.; Fischer, Hubertus; Kipfstuhl, Sepp; Chappellaz, Jerome (2015). Revision of the EPICA Dome C CO 2 record from 800 to 600 kyr before present. Geophysical Research Letters, 42(2), pp. 542-549. American Geophysical Union 10.1002/2014GL061957

Schilt, Adrian; Brook, Edward J.; Bauska, Thomas K.; Baggenstos, Daniel; Fischer, Hubertus; Joos, Fortunat; Petrenko, Vasilii V.; Schaefer, Hinrich; Schmitt, Jochen; Severinghaus, Jeffrey P.; Spahni, Renato; Stocker, Thomas F. (2014). Isotopic constraints on marine and terrestrial N2O emissions during the last deglaciation. Nature, 516(7530), pp. 234-237. Macmillan Journals Ltd. 10.1038/nature13971

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

WILHELMS, Frank; MILLER, Heinrich; GERASIMOFF, Michael D.; DRÜCKER, Cord; FRENZEL, Andreas; FRITZSCHE, Diedrich; GROBE, Hannes; HANSEN, Steffen Bo; HILMARSSON, Sverrir Æ.; HOFFMANN, Georg; HÖRNBY, Kerstin; JAESCHKE, Andrea; JAKOBSDÓTTIR, Steinunn S.; JUCKSCHAT, Paul; KARSTEN, Achim; KARSTEN, Lorenz; Kaufmann, Patrik R.; KARLIN, Torbjörn; KOHLBERG, Eberhard; KLEFFEL, Guido; ... (2014). The EPICA Dronning Maud Land deep drilling operation. Annals of glaciology, 55(68), pp. 355-366. International Glaciological Society 10.3189/2014AoG68A189

Schneider, Robert; Schmitt, Jochen; Köhler, P.; Joos, Fortunat; Fischer, Hubertus (2013). A reconstruction of atmospheric carbon dioxide and its stable carbon isotopic composition from the penultimate glacial maximum to the last glacial inception. Climate of the past, 9(6), pp. 2507-2523. Copernicus Publications 10.5194/cp-9-2507-2013

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

Baumgartner, M.; Schilt, A.; Eicher, O.; Schmitt, J.; Schwander, J.; Spahni, R.; Fischer, H.; Stocker, T.F. (2012). High-resolution interpolar difference of atmospheric methane around the Last Glacial Maximum. Biogeosciences, 9(10), pp. 3961-3977. Göttingen: Copernicus Publications 10.5194/bg-9-3961-2012

Schmitt, Jochen; Schneider, Robert; Fischer, Hubertus (2011). A sublimation technique for high-precision measurements of d13CO2 and mixing ratios of CO2 and N2O from air trapped in ice cores. Atmospheric Measurement Techniques (AMT), 4(7), pp. 1445-1461. Göttingen: Copernicus Publications 10.5194/amt-4-1445-2011

Fischer, Hubertus; Schmitt, Jochen; Lüthi, Dieter; Stocker, Thomas F.; Tschumi, Tobias; Parekh, Payal; Joos, Fortunat; Köhler, Peter; Völker, Christoph; Gersonde, Rainer; Barbante, Carlo; Le Floch, Martine; Raynaud, Dominique; Wolff, Eric (2010). The role of Southern Ocean processes on orbital and millenial CO2 variations - A synthesis. Quaternary Science Reviews, 29(1-2), pp. 193-205. Oxford: Pergamon 10.1016/j.quascirev.2009.06.007

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

Köhler, P.; Fischer, H.; Schmitt, J. (2010). Atmospheric δ13CO2 and its relation to pCO2 and deep ocean δ13C during the late Pleistocene. Paleoceanography, 25(1) Washington, D.C.: American Geophysical Union 10.1029/2008PA001703

Elsig, Joachim; Schmitt, Jochen; Leuenberger, Daiana; Schneider, Robert; Eyer, Marc; Leuenberger, Markus; Joos, Fortunat; Fischer, Hubert; Stocker, Thomas F. (2009). Stable isotope constraints on Holocene carbon cycle changes from an Antarctic ice core. Nature, 461(7263), pp. 507-510. London: Macmillan Journals Ltd. 10.1038/nature08393

Kaufmann, Patrik R.; Federer, Urs; Hutterli, Manuel A.; Bigler, Matthias; Schüpbach, Simon; Urs, Ruth; Schmitt, Jochen; Stocker, Thomas F. (2008). An improved continuous flow analysis system for high-resolution field measurements on ice cores. Environmental science & technology, 42(21), pp. 8044-8050. Washington, D.C.: ACS Publications 10.1021/es8007722

Fischer, Hubertus; Behrens, Melanie; Bock, Michael; Richter, Ulrike; Schmitt, Jochen; Loulergue, Laetitia; Chappellaz, Jerome; Spahni, Renato; Blunier, Thomas; Leuenberger, Markus; Stocker, Thomas F. (2008). Changing boreal methane sources and constant biomass burning during the last termination. Nature, 452(7189), pp. 864-867. London: Macmillan Journals Ltd. 10.1038/nature06825

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