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Orals IG4/AS4.12/BG1.4

IG4/AS4.12/BG1.4

Stable isotopes in atmospheric research (co-organized)
Convener: Jan Kaiser 
Co-Conveners: Ralf Koppmann , Thomas Röckmann , Matthew Johnson , Alexander Knohl , Matthias Cuntz , Matthias J. Zeeman 
Session details
Orals
 / Thu, 11 Apr, 08:30–12:00 / Room G7
Posters
 / Attendance Thu, 11 Apr, 17:30–19:00 / Yellow Posters
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Thursday, 11 Apr 2013
Room G7
Chairperson: Jan Kaiser
Carbon

08:30–08:45
EGU2013-6402
Improving North American gross primary production (GPP) estimates using atmospheric measurements of carbonyl sulfide (COS)
Huilin Chen, Steve Montzka, Arlyn Andrews, Colm Sweeney, Andy Jacobson, Ben Miller, Ken Masarie, Martin Jung, Christoph Gerbig, Elliott Campbell, Mohammad Abu-Naser, Joe Berry, Ian Baker, and Pieter Tans
08:45–09:00
EGU2013-12148
Quantifying the relative contribution of natural gas fugitive emissions to total methane emissions in Colorado and Utah using mobile stable isotope (13CH4) analysis
Chris Rella, Gloria Jacobson, Eric Crosson, Anna Karion, Gabrielle Petron, and Colm Sweeney
09:00–09:15
EGU2013-9382
Longterm and seasonal variation in the isotopic composition of tropospheric CFC-12 and CFC-11
Enno Bahlmann, Ingo Weinberg, Tim Eckhardt, Walter Michaelis, and Richard Seifert
09:15–09:30
EGU2013-3853
Measurements of Stable Carbon Isotope Ratios in Atmospheric VOC on HALO during TACTS and ESMVal
Marc Krebsbach, Ralf Koppmann, Fred Bühler, Hans-Peter Heuser, Peter Knieling, Marcel vom Scheidt, and Holger Spahn
09:30–09:45
EGU2013-11025
Isotopic signatures of traffic-emitted CO and CO2
Maria Elena Popa, Supun Pathirana, Martin K Vollmer, Armin Jordan, Michael Rothe, Willi A Brand, and Thomas Röckmann
09:45–10:00
EGU2013-6732
The stable isotopic composition of carbon monoxide from Greenland firn samples collected at NEEM
Supun Pathirana, Thomas Röckmann, Patricia Martinerie, Emmanuel Witrant, Jan Kaiser, and Carina van der Veen
COFFEE BREAK
Chairperson: Alexander Knohl
Oxygen

10:30–10:45
EGU2013-12893
Triple oxygen isotope composition of tropospheric carbon dioxide and its temporal variation (solicited)
Magdalena E. G. Hofmann, Balázs Horváth, and Andreas Pack
10:45–11:00
EGU2013-6580
Vertical distribution of triple oxygen isotopic composition of dissolved oxygen in the northwestern Pacific
Osamu Abe, Makio Honda, and Toshiro Saino
11:00–11:15
EGU2013-13742
Contribution of the ocean to the oxygen isotope excess of atmospheric N2O
Imke Grefe and Jan Kaiser
11:15–11:30
EGU2013-1499
Calibration strategy, precision and long term stability of real-time analysis of N2O isotopomers and the 18O-N2O isotopologue by laser spectroscopy
Benjamin Wolf, Béla Tuzson, Lukas Emmenegger, and Joachim Mohn
11:30–11:45
EGU2013-12104
2.7μm TDL-spectrometer for Open-path H2 18O/H2 16O isotope measurements in ice clouds
Benjamin Kühnreich, Jan Habig, Steven Wagner, Harald Saathoff, Elisabeth J. Moyer, and Volker Ebert
11:45–12:00
EGU2013-11593
Seasonal, synoptic and diurnal variation of atmospheric water-isotopologues in the boundary layer of Southwestern Germany caused by plant transpiration, cold-front passages and dewfall.
Emanuel Christner, Christoph Dyroff, Martin Kohler, Andreas Zahn, Yenny Gonzales, and Matthias Schneider