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Items where Author is "Schmitt, Jochen"

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Number of items: 51.

Article

Article
Köhler, P. , Fischer, H. , Schmitt, J. , Brook, E. J. and Marcott, S. A. (2015)
Comment on “Synchronous records of pCO2 and Δ14C suggest rapid, ocean-derived pCO2 fluctuations at the onset of Younger Dryas” by Steinthorsdottir et al ,
Quaternary Science Reviews, 107 , pp. 267-270 .
doi:10.1016/j.quascirev.2014.09.024 , hdl:10013/epic.44476
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Article
Schneider, R. , Schmitt, J. , Köhler, P. , Joos, F. and Fischer, H. (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 .
doi:10.5194/cp-9-2507-2013 , hdl:10013/epic.42641
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Article
Möller, L. , Sowers, T. , Bock, M. , Spahni, R. , Behrens, M. , Schmitt, J. , Miller, H. and Fischer, H. (2013)
Independent variations of CH4 emissions and isotopic composition over the past 160,000 years ,
Nature Geoscience, 6 (10), pp. 885-890 .
doi:10.1038/ngeo1922 , hdl:10013/epic.42368
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Article
Schmitt, J. , Schneider, R. , Elsig, J. , Leuenberger, D. , Lourantou, A. , Chappellaz, J. , Köhler, P. , Joos, F. , Stocker, T. F. , Leuenberger, M. and Fischer, H. (2012)
Carbon Isotope Constraints on the Deglacial CO2 Rise from Ice Cores ,
Science, 336 (6082), pp. 711-714 .
doi:10.1126/science.1217161 , hdl:10013/epic.39328
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Article
Sapart, C. J. , van der Veen, C. , Vigano, I. , Brass, M. , van de Wal, R. S. W. , Bock, M. , Fischer, H. , Sowers, T. , Buizert, C. , Sperlich, P. , Blunier, T. , Behrens, M. , Schmitt, J. , Seth, B. and Röckmann, T. (2011)
Simultaneous stable isotope analysis of methane and nitrous oxide on ice core samples ,
Atmospheric Measurement Techniques Discussions, 4 (4), pp. 4473-4503 .
doi:10.5194/amtd-4-4473-2011 , hdl:10013/epic.38526
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Article
Sapart, C. J. , van der Veen, C. , Vigano, I. , Brass, M. , van de Wal, R. S. W. , Bock, M. , Fischer, H. , Sowers, T. , Buizert, C. , Sperlich, P. , Blunier, T. , Behrens, M. , Schmitt, J. , Seth, B. and Röckmann, T. (2011)
Simultaneous stable isotope analysis of methane and nitrous oxide on ice core samples ,
Atmospheric Measurement Techniques, 4 (12), pp. 2607-2618 .
doi:10.5194/amt-4-2607-2011 , hdl:10013/epic.38739
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Article
Schmitt, J. , Schneider, R. and Fischer, H. (2011)
A sublimation technique for high-precision δ13C on CO2 and CO2 mixing ratio from air trapped in deep ice cores ,
Atmospheric Measurement Techniques, 4 , pp. 1445-1461 .
doi:10.5194/amt-4-1445-2011 , hdl:10013/epic.38594
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Article
Köhler, P. , Fischer, H. and Schmitt, J. (2010)
Atmospheric δ13CO2 and its relation to pCO2 and deep ocean δ13C during the late Pleistocene ,
Paleoceanography, 25, PA1213 .
doi:10.1029/2008PA001703 , hdl:10013/epic.34687
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Article
Bock, M. , Schmitt, J. , Möller, L. , Spahni, R. , Blunier, T. and Fischer, H. (2010)
Hydrogen isotopes preclude marine hydrate CH4 emissions at the onset of Dansgaard-Oeschger events ,
Science, 328 (5986), pp. 1686-1689 .
doi:10.1126/science.1187651 , hdl:10013/epic.35985
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Article
Fischer, H. , Schmitt, J. , Lüthi, D. , Stocker, T. F. , Tschumi, T. , Parekh, P. , Joos, F. , Köhler, P. , Völker, C. , Gersonde, R. , Barbante, C. , Le Floch, M. , Raynaud, D. and Wolff, E. (2010)
The role of Southern Ocean processes on orbital and millennial CO2 variations - a synthesis ,
Quaternary Science Reviews, 29 (1), pp. 193-205 .
doi:10.1016/j.quascirev.2009.06.007 , hdl:10013/epic.33950
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Article
Elsig, J. , Schmitt, J. , Leuenberger, D. , Schneider, R. , Eyer, M. , Leuenberger, M. , Joos, F. , Fischer, H. and Stocker, T. F. (2009)
Stable isotope constraints on Holocene carbon cycle changes from an Antarctic ice core ,
Nature, 461 , pp. 507-514 .
doi:10.1038/nature08393 , hdl:10013/epic.33299
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Article
Fischer, H. , Behrens, M. , Bock, M. , Richter, U. C. , Schmitt, J. , Loulergue, L. , Chappellaz, J. , Spahni, R. , Blunier, T. , Leuenberger, M. and Stocker, T. F. (2008)
Changing boreal methane sources and constant biomass burning during the last termination ,
Nature, 452 , pp. 864-867 .
doi:10.1038/nature06825 , hdl:10013/epic.30895
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Article
Behrens, M. , Schmitt, J. , Richter, K. U. , Bock, M. , Richter, U. C. , Levin, I. and Fischer, H. (2008)
A GC/C/IRMS system for high-precision delta13C measurements of atmospheric methane extracted from ice core samples ,
Rapid Communications in Mass Spectrometry, 22 (20), pp. 3261-3269 .
doi:10.1002/rcm.3720 , hdl:10013/epic.31197
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Article
Köhler, P. , Schmitt, J. and Fischer, H. (2006)
Interactive comment on On the application and interpretation of Keeling plots in paleo climate research deciphering d13C of atmospheric CO2 measured in ice cores by P. Köhler et al. ,
Biogeosciences Discuss., 3, S730S738, {www.biogeosciences-discuss.net/3/S730/2006/} .
hdl:10013/epic.25929
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Article
Köhler, P. , Schmitt, J. and Fischer, H. (2006)
On the application and interpretation of Keeling plots in paleo climate research - Deciphering d13C of atmospheric CO2 measured in ice cores ,
Biogeosciences Discussions, 3 , pp. 513-573 .
hdl:10013/epic.24015
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Article
Köhler, P. , Fischer, H. , Schmitt, J. and Munhoven, G. (2006)
On the application and interpretation of Keeling plots in paleo climate research - Deciphering d13C of atmospheric CO2 measured in ice cores ,
Biogeosciences, 3 , pp. 539-556 .
hdl:10013/epic.25077
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Article
EPICA Community Members, T. , Barbante, C. , Barnola, J. M. , Becagli, S. , Beer, J. , Bigler, M. , Boutron, C. , Blunier, T. , Castellano, E. , Cattani, O. , Chappellaz, J. , Dahl-Jensen, D. , Debret, M. , Delmonte, B. , Dick, D. , Falourd, S. , Faria, S. , Federer, U. , Fischer, H. , Freitag, J. , Frenzel, A. , Fritzsche, D. , Fundel, F. , Gabrielli, P. , Gaspari, V. , Gersonde, R. , Graf, W. , Grigoriev, D. , Hamann, I. , Hansson, M. , Hoffmann, G. , Hutterli, M. A. , Huybrechts, P. , Isaksson, E. , Johnsen, S. , Jouzel, J. , Kaczmarska, M. , Karlin, T. , Kaufmann, P. , Kipfstuhl, S. , Kohno, M. , Lambert, F. , Lambrecht, A. , Lambrecht, A. , Landais, A. , Lawer, G. , Leuenberger, M. , Littot, G. , Loulergue, L. , Lüthi, D. , Maggi, V. , Marino, F. , Masson-Delmotte, V. , Meyer, H. , Miller, H. , Mulvaney, R. , Narcisi, B. , Oerlemans, J. , Oerter, H. , Parrenin, F. , Petit, J. R. , Raisbeck, G. , Raynaud, D. , Röthlisberger, R. , Ruth, U. , Rybak, O. , Severi, M. , Schmitt, J. , Schwander, J. , Siegenthaler, U. , Siggaard-Andersen, M. L. , Spahni, R. , Steffensen, J. P. , Stenni, B. , Stocker, T. F. , Tison, J. L. , Traversi, R. , Udisti, R. , Valero-Delgado, F. , van den Broeke, M. R. , van de Wal, R. S. W. , Wagenbach, D. , Wegner, A. , Weiler, K. , Wilhelms, F. , Winther, J. G. and Wolff, E. (2006)
One-to-one coupling of glacial climate variability in Greenland and Antarctica ,
Nature, 444 (7116), pp. 195-198 .
doi:10.1038/nature05301 , hdl:10013/epic.41684
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Article
Fischer, H. , Köhler, P. , Schmitt, J. and Fundel, F. (2004)
The Global Carbon Cycle During the Last Glacial/Interglacial Transition ,
PAGES News, Vol 12(2), p., pp. 29-30 .
hdl:10013/epic.20785
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Article
Schmitt, J. , Glaser, B. and Zech, W. (2003)
Amount-dependent isotopic fractionation during compound-specific isotope analysis ,
Rapid communications in mass spectrometry, 17 , pp. 970-977 .
hdl:10013/epic.19037
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Article
Eisen, O. , Freitag, J. , Haas, C. , Rack, W. , Rotschky, G. and Schmitt, J. (2003)
Bowling mermaids; or How do fresh water ice balls form? ,
Journal of Glaciology, 49, 167 , pp. 605-606 .
hdl:10013/epic.19024
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Thesis

Thesis -PhD
Schmitt, J. (2006)
A sublimation technique for high-precision d13C on CO2 and CO2 mixing ratio from air trapped in deep ice cores ,
PhD thesis, Dissertation Universität Bremen.
hdl:10013/epic.31524
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Conference

Conference -Talk
Schmitt, J. , Seth, B. , Köhler, P. , Willenbring, J. and Fischer, H. (2012)
A new ice core proxy of continental weathering and its feedback with atmospheric CO2 ,
International Partnership in ICE Core Sciences, First Open Science Conference, Giens, France, 1 October 2012 - 5 October 2012 .
hdl:10013/epic.40089

Conference -Invited talk
Wilhelms, F. , Fritzsche, D. , Hansen, S. B. , Hilmarsson, S. , Grobe, H. , Karsten, A. , Karsten, L. , Jaeschke, A. , Takata, M. , Jakobsdottir, S. S. , Lawer, G. , Gerasimoff, M. , Hörnby, K. , Jukschat, P. , Schärmeli, I. , Frenzel, A. , Lambrecht´, A. , Schmitt, J. , Kaszmarska, M. , Hoffmann, G. , Sheldon, S. G. , Trenke, M. , Miller, H. , Lambrecht, A. , Wilhelms-Dick, D. , Twarloh, B. , Valero-Delgado, F. , Karlin, T. and Kaufmann, P. (2012)
Deep drilling at Base Kohnen, Antarctica: results and future development ,
THIRD INTERNATIONAL SYMPOSIUM “POLAR EARTH SCIENCES AND EXPLORATION, Polar Research Center at Jilin University, Changchun, China, 4 May 2012 - 4 May 2012 .
hdl:10013/epic.42009 Item availablity restricted.
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Conference -Poster
Schmitt, J. , Seth, B. , Köhler, P. , Willenbring, J. K. and Fischer, H. (2012)
A new ice core proxy of continental weathering and its feedback with atmospheric CO2 ,
EGU General Assembly 2012, Vienna, 22 April 2012 - 27 April 2012 .
hdl:10013/epic.39094
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Conference -Talk
Fischer, H. , Schmitt, J. , Schneider, R. , Elsig, J. , Lourantou, A. , Leuenberger, M. , Stocker, T. F. , Köhler, P. , Lavric, J. , Raynaud, D. and Chappellaz, J. (2010)
New ice core records on the glacial/interglacial change in atmospheric d13CO2 ,
AGU,Fall Meet. Suppl., Abstract C23D-06,13-17 Dec 2010, San Francisco, USA. .
hdl:10013/epic.35792

Conference -Poster
Köhler, P. , Bintanja, R. , Fischer, H. and Schmitt, J. (2009)
On the interpretation of the stable carbon isotope ratio, δ13C, during the last 2,000,000 years: From millennial-scale variability in atmospheric δ13CO2 to the Mid Pleistocene Transition in deep Pacific δ13C ,
8th International Carbon Dioxide Conference, September 13-19, 2009, Jena, Germany.. .
hdl:10013/epic.32623
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Conference -Talk
Köhler, P. , Fischer, H. and Schmitt, J. (2009)
Simulating atmospheric d13CO2 during the last 740,000 years: Model-based estimates in the context of ice core measurements ,
Geophysical Research Abstracts, Vol. 11, 13047, 2009. European Geosciences Union, 6th General Assembly, 19-24 April 2009, Vienna, Austria. .
hdl:10013/epic.32479
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Conference -Poster
Bock, M. , Behrens, M. , Schmitt, J. , Möller, L. , Fischer, H. , Sapart, C. , Vigano, I. and Röckmann, T. (2008)
High precision GC-C/P-MS measurements of the methane isotopic composition in ice ,
EPICA Open Science Conference, Venice .
hdl:10013/epic.33395

Conference -Poster
Bock, M. , Behrens, M. , Schmitt, J. , Möller, L. , Schneider, R. and Fischer, H. (2008)
A high precision GC-P-irmMS technique to analyse dD(CH4­­) in air entrapped in polar ice cores ,
EGU General Assembly 13. - 18.04.2008, Vienna. .
hdl:10013/epic.30532

Conference -Talk
Schmitt, J. , Fischer, H. and Behrens, M. (2007)
What caused the CO2 fluctuations of the preindustrial Holocene? Clues from the carbon isotopic composition of CO2 from the EDML ice core ,
European Geosciences Union, General Assembly 2007, 15-20 April 2007, Vienna, Austria. .
hdl:10013/epic.26518

Conference -Talk
Fischer, H. , Behrens, M. , Bock, M. , Salzer, U. , Schmitt, J. , Loulergue, L. , Chappellaz, J. , Spahni, R. , Blunier, T. , Leuenberger, M. and Stocker, T. (2007)
What caused the glacial/interglacial CH4 changes? Carbon isotopic constraints on methane sources from the EDML ice core ,
EGU General Assembly, Vienna. .
hdl:10013/epic.26649
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Conference -Poster
Behrens, M. , Fischer, H. , Bock, M. , Salzer, U. and Schmitt, J. (2007)
A high precision GC-C-irmMS technique to analyse delta13CH4 in air entrapped in polar ice cores ,
EGU General Assembly 15. - 20.04.2007, Vienna. .
hdl:10013/epic.26580

Conference -Poster
Bock, M. , Fischer, H. , Behrens, M. and Schmitt, J. (2007)
A high precision GC-P-irmMS technique to analyse dD(CH4) in air entrapped in polar ice cores ,
European Geosciences Union General Assembly 2007 Vienna, Austria 20 April 2007. .
hdl:10013/epic.26581

Conference -Poster
Wegner, A. , Ruth, U. , Fischer, H. , Dietrich, S. , Kriews, M. , Dick, D. , Stölting, I. , Schmitt, J. , Bory, A. and Delmonte, B. (2006)
Identification of sources of mineral dust in Antarctica using Rare Earth Elements ,
EPICA science meeting, 16-19 October 2006, Il Ciocco, Italy. .
hdl:10013/epic.26141

Conference -Poster
Fischer, H. , Schmitt, J. and Köhler, P. (2006)
Use and abuse of Keeling plots in paleoatmospheric research: What can we learn from d13CO2 in polar ice cores? ,
Geophysical Research Abstracts, Vol. 8, 01546, 2006. European Geosciences Union, 3rd General Assembly, 02-07 April 2006, Vienna, Austria. .
hdl:10013/epic.24932
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Conference -Poster
Schmitt, J. and Fischer, H. (2006)
A sublimation technique for high-precision d13C and CO2 analysis for bubble and clathrate ice ,
EPICA science meeting, 16-19 October 2006, Il Ciocco, Italy.. .
hdl:10013/epic.26519
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Conference -Poster
Schmitt, J. and Fischer, H. (2006)
A sublimation technique for high-precision d13CO2 analysis of ice cores: ,
Geophysical Research Abstracts, Vol. 8, 01546, 2006. European Geosciences Union, 3nd General Assembly, 02-07 April 2006, Vienna, Austria. .
hdl:10013/epic.25046

Conference -Poster
Fischer, H. , Fundel, F. , Schmitt, J. , Twarloh, B. and Köhler, P. (2005)
RESPIC - Paleoclimatic changes in the global carbon cycle ,
German Climate Research Programme, Final Symposium, 10-12 May 2005, Leipzig, Germany. .
hdl:10013/epic.23114
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Conference -Conference paper
Fischer, H. , Fundel, F. , Schmitt, J. , Twarloh, B. and Köhler, P. (2005)
RESPIC - Paleoclimatic changes in the global carbon cycle ,
Final Symposium [German Climate Research Programme, 2001-2006], Leipzig, 10-12 May 2005, p.36-38. Bonn : Federal Ministry of Education and Research. .
hdl:10013/epic.24054
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Conference -Poster
Wegner, A. , Ruth, U. , Koopmann, J. , Schmitt, J. and Bory, A. (2005)
Spatial and seasonal variability of mineral dust in an Antarctic snow pit study ,
ESF Research Conference on Polar Regions and Quaternary Climate, 24-29.09.2005, Acquafredda di Maratea, Italy. .
hdl:10013/epic.24019

Conference -Poster
Schmitt, J. and Fischer, H. (2005)
A new micro sublimation technique for high-precision d13CO2 analysis of ice cores: instrumental set-up and first results ,
European Geosciences Union General Assembly 24-29 April 2005,EGU05-A-03492,Vienna, Austria. .
hdl:10013/epic.22306

Conference -Poster
Schmitt, J. and Fischer, H. (2005)
A new micro sublimation technique for high-precision d13CO2 analysis of ice cores: instrumental set-up and first results ,
PAGES/DEKLIM Conference, 7-10 March, Mainz,Germany. .
hdl:10013/epic.22307

Conference -Poster
Schmitt, J. and Fischer, H. (2005)
A new sublimation technique for high-precision d13CO2 analysis of ice cores: ,
ESF Research Conference on Polar Regions and Quaternary Climate, 24-29.09.2005, Acquafredda di Maratea, Italy. .
hdl:10013/epic.25045

Conference -Poster
Fundel, F. , Twarloh, B. , Traufetter, F. , Schmitt, J. , Köhler, P. and Fischer, H. (2004)
Continuous aerosol records from the new EPICA Dronning Maud Land (EDML) ice core, Antarctica - studies on sources, transport and deposition ,
DEKLIM-Paleoclimate Workshop, 7.-8.10.2004, Bremerhaven, Germany. .
hdl:10013/epic.20592

Conference -Talk
Köhler, P. , Fischer, H. and Schmitt, J. (2004)
Quantitative interpretation of atmospheric carbon records within EPICA ,
DEKLIM-Paleoclimate Workshop, 7.-8.10.2004, Bremerhaven, Germany. .
hdl:10013/epic.21858

Conference -Conference paper
Fischer, H. , Köhler, P. , Fundel, F. and Schmitt, J. (2003)
Paleoclimatic changes in the global carbon cycle ,
DEKLIM: Status Seminar 2003 [German Climate Research Programme, 2001-2006], Bad MünstereifelOctober 2003. Bonn, p. .
hdl:10013/epic.19740
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Conference -Poster
Köhler, P. , Schmitt, J. , Fundel, F. , Twarloh, B. and Fischer, H. (2003)
Rekonstruktion paläoklimatischer Veränderungen des globalen Kohlenstoffkreislaufs - RESPIC ,
DEKLIM-Statusseminar, 6.-8.10.2003, Bad Münstereifel, Germany. .
hdl:10013/epic.19703
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Conference -Poster
Köhler, P. , Schmitt, J. , Fundel, F. , Twarloh, B. and Fischer, H. (2003)
Rekonstruktion paläoklimatischer Veränderungen des globalen Kohlenstoffkreislaufs - RESPIC ,
DEKLIM-Paleoclimate Workshop, 8.-9.9.2003, Mainz, Germany. .
hdl:10013/epic.19704
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Conference -Poster
Schmitt, J. and Fischer, H. (2003)
A new micro sublimation technique for high-precision d13CO2 analyis of ice cores below the clathrat formation depth: instrumental set-up and first results ,
Polar Regions and Quaternary Climate, EuroConference on the Comparison of Ice Core Records with Marine Sediments and Climate Modells, 4-9 Oct., San Feliu de Guixols, Spain. .
hdl:10013/epic.19633

Conference -Talk
Schmitt, J. , Glaser, B. and Zech, W. (2002)
Bestimmung substanzspezifischer d13C-Verhältnisse in Ligninphenolen mittels Gaschromatographie-Verbrennungs-Isotopenmassenspektrometrie (GC-C-IRMS) ,
DBG-Workshop, Stabile Isotope in der Bodenkunde, 11-12.3.2002, Göttingen 11. und 12. März 2002. .
hdl:10013/epic.19039

Conference -Talk
Schmitt, J. , Glaser, B. and Zech, W. (2002)
d13C of individual lignin phenols in a postglacial lake deposit in Nepal: A reassessment of the vegetation/climate reconstruction based on bulk-d13C ,
ACS NATIONAL MEETING, Stable Isotope Signatures for Establishing Paleoenvironmental Change, Session II: Isotopes for Environmental Change Over Long Timescales, April 2002, Orlando, USA. .
hdl:10013/epic.19038

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