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MUHLE, JENS

Project Scientist

Degrees:

• Diploma, University of Wuppertal
• Ph.D., Max Planck Institute for Chemistry, Mainz and Johannes Gutenberg University Mainz

Research Interests:

• AGAGE (Advanced Global Atmospheric Gases Experiment)
• Greenhouse gases
• Halogenated trace gases
• Ozone depleting compounds
• Trace gas measurements (especially GC-FID/ECD/MSD)
• Global warming
• Top-down (measurement based) verification of bottom-up emission estimates
• Atmospheric chemistry
• Wildfire emissions
• Long-range transport of pollutants

Mentoring:

• Johnson, Todd (Graduate; 2010-)
• Shields, Jennifer (Graduate; 2005-)
• Deeds, Daniel (Graduate; 2004-2008)

Rigby, M., R. G. Prinn, S. O'Doherty, S. A. Montzka, A. McCulloch, C. M. Harth, J. Mühle, P. K. Salameh, R. F. Weiss, D. Young, P. G. Simmonds, B. D. Hall, G. S. Dutton, D. Nance, D. J. Mondeel, J. W. Elkins, P. B. Krummel, L. P. Steele and P. J. Fraser, Re-evaluation of the lifetimes of the major CFCs and CH3CCl3 using atmospheric trends, Atmos. Chem. and Phys. 13(5): 2691-2702, 2013.

Arnold, T., Harth, C. M., Mühle, J., Manning, A. J., Salameh, P. K., Kim, J., Ivy, D. J., Steele, L. P., Petrenko, V. V., Severinghaus, J. P., Baggenstos, D., and Weiss, R. F.: Nitrogen trifluoride global emissions estimated from updated atmospheric measurements, PNAS, 10.1073/pnas.1212346110, 2013.

Saikawa, E., Rigby, M., Prinn, R. G., Montzka, S. A., Miller, B. R., Kuijpers, L. J. M., Fraser, P. J. B., Vollmer, M. K., Saito, T., Yokouchi, Y., Harth, C. M., Mühle, J., Weiss, R. F., Salameh, P. K., Kim, J., Li, S., Park, S., Kim, K. R., Young, D., O'Doherty, S., Simmonds, P. G., McCulloch, A., Krummel, P. B., Steele, L. P., Lunder, C., Hermansen, O., Maione, M., Arduini, J., Yao, B., Zhou, L. X., Wang, H. J., Elkins, J. W., and Hall, B.: Global and regional emission estimates for HCFC-22, Atmos. Chem. Phys., 12, 21, 10033-10050, 10.5194/acp-12-10033-2012, 2012.

Kim, J., S. Li, J. Mühle, A. Stohl, S.-K. Kim, S. Park, M.-K. Park, R. F. Weiss, and K.-R. Kim, Overview of the findings from measurements of halogenated compounds at Gosan (Jeju Island, Korea) quantifying emissions in East Asia, J. Integr. Environ. Sci., 1-10, doi: 10.1080/1943815X.2012.696548, 2012.

Arnold, T., J. Mühle, P. K. Salameh, C. M. Harth, D. J. Ivy, and R. F. Weiss, Automated Measurement of Nitrogen Trifluoride in Ambient Air, Anal. Chem., 84(11), 4798−4804, doi: 10.1021/ac300373e, 2012.

Ivy, D. J., T. Arnold, C. M. Harth, L. P. Steele, J. Mühle, M. Rigby, P. K. Salameh, M. Leist, P. B. Krummel, P. J. Fraser, R. F. Weiss and R. G. Prinn, Atmospheric histories and growth trends of C4F10, C5F12, C6F14, C7F16 and C8F18, Atmos. Chem. Phys., 12(9), 4313-4325, 10.5194/acp-12-4313-2012, 2012.

Li, S., J. Kim, K.-R. Kim, J. Mühle, S.-K. Kim, M.-K. Park, A. Stohl, D.-J. Kang, T. Arnold, C. M. Harth, P. K. Salameh, and R. F. Weiss, Emissions of Halogenated Compounds in East Asia Determined from Measurements at Jeju Island, Korea, Environ. Sci. Technol., 45, 5668-5675, doi: 10.1021/es104124k, 2011.

Vollmer, M. K., B. R. Miller, M. Rigby, S. Reimann, J. Mühle, P. B. Krummel, S. O'Doherty, J. Kim, T. S. Rhee, R. F. Weiss, P. J. Fraser, P. G. Simmonds, P. K. Salameh, C. M. Harth, R. H. J. Wang, L. P. Steele, D. Young, C. R. Lunder, O. Hermansen, D. Ivy, T. Arnold, N. Schmidbauer, K.-R. Kim, B. R. Greally, M. Hill, M. Leist, A. Wenger, and R. G. Prinn, Atmospheric histories and global emissions of the anthropogenic hydrofluorocarbons HFC-365mfc, HFC-245fa, HFC-227ea, and HFC-236fa, J. Geophys. Res., 116(D8), D08304, 10.1029/2010jd015309, 2011.

Rigby, M., J. Mühle, B. R. Miller, R. G. Prinn, P. B. Krummel, L. P. Steele, P. J. Fraser, P. K. Salameh, C. M. Harth, R. F. Weiss, B. R. Greally, S. O'Doherty, P. G. Simmonds, M. K. Vollmer, S. Reimann, J. Kim, K. R. Kim, H. J. Wang, J. G. J. Olivier, E. J. Dlugokencky, G. S. Dutton, B. D. Hall, and J. W. Elkins, History of atmospheric SF6 from 1973 to 2008, Atmos. Chem. Phys., 10(21), 10305-10320, 10.5194/acp-10-10305-2010, 2010.

Miller, B. R., M. Rigby, L. J. M. Kuijpers, P. B. Krummel, L. P. Steele, M. Leist, P. J. Fraser, A. McCulloch, C. Harth, P. Salameh, J. Mühle, R. F. Weiss, R. G. Prinn, R. H. J. Wang, S. O'Doherty, B. R. Greally, and P. G. Simmonds, HFC-23 (CHF3) emission trend response to HCFC-22 (CHClF2) production and recent HFC-23 emission abatement measures, Atmos. Chem. Phys., 10(16), 7875-7890, 10.5194/acp-10-7875-2010, 2010.

Xiao, X., R. G. Prinn, P. J. Fraser, P. G. Simmonds, R. F. Weiss, S. O'Doherty, B. R. Miller, P. K. Salameh, C. M. Harth, P. B. Krummel, L. W. Porter, J. Mühle, B. R. Greally, D. Cunnold, R. Wang, S. A. Montzka, J. W. Elkins, G. S. Dutton, T. M. Thompson, J. H. Butler, B. D. Hall, S. Reimann, M. K. Vollmer, F. Stordal, C. Lunder, M. Maione, J. Arduini, and Y. Yokouchi, Optimal estimation of the surface fluxes of methyl chloride using a 3-D global chemical transport model, Atmos. Chem. Phys., 10(12), 5515-5533, 10.5194/acp-10-5515-2010, 2010.

Kim, J., S. Li, K.-R. Kim, A. Stohl, J. Mühle, S.-K. Kim, M.-K. Park, D.-J. Kang, G. Lee, C. M. Harth, P. K. Salameh, and R. F. Weiss, Regional atmospheric emissions determined from measurements at Jeju Island, Korea: Halogenated compounds from China, Geophys. Res. Lett., 37(12), L12801, 10.1029/2010gl043263, 2010.

Mühle, J., A. L. Ganesan, B. R. Miller, P. K. Salameh, C. M. Harth, B. R. Greally, M. Rigby, L. W. Porter, L. P. Steele, C. M. Trudinger, P. B. Krummel, S. O'Doherty, P. J. Fraser, P. G. Simmonds, R. G. Prinn, and R. F. Weiss, Perfluorocarbons in the global atmosphere: tetrafluoromethane, hexafluoroethane, and octafluoropropane, Atmos. Chem. Phys., 10(11), 5145-5164, 10.5194/acp-10-5145-2010, 2010.

Stohl, A., J. Kim, S. Li, S. O'Doherty, J. Mühle, P. K. Salameh, T. Saito, M. K. Vollmer, D. Wan, R. F. Weiss, B. Yao, Y. Yokouchi, and L. X. Zhou, Hydrochlorofluorocarbon and hydrofluorocarbon emissions in East Asia determined by inverse modeling, Atmos. Chem. Phys., 10(8), 3545-3560, 2010.

Severinghaus, J. P., M. R. Albert, Z. R. Courville, M. A. Fahnestock, K. Kawamura, S. A. Montzka, J. Mühle, T. A. Scambos, E. Shields, C. A. Shuman, M. Suwa, P. Tans, and R. F. Weiss, Deep air convection in the firn at a zero-accumulation site, central Antarctica, Earth Planet. Sci. Lett., 293(3-4), 359-367, doi:10.1016/j.epsl.2010.03.003, 2010.

O'Doherty, S., D. M. Cunnold, B. R. Miller, J. Mühle, A. McCulloch, P. G. Simmonds, A. J. Manning, S. Reimann, M. K. Vollmer, B. R. Greally, R. G. Prinn, P. J. Fraser, L. P. Steele, P. B. Krummel, B. L. Dunse, L. W. Porter, C. R. Lunder, N. Schmidbauer, O. Hermansen, P. K. Salameh, C. M. Harth, R. H. J. Wang, and R. F. Weiss, Global and regional emissions of HFC-125 (CHF2CF3) from in situ and air archive atmospheric observations at AGAGE and SOGE observatories, J. Geophys. Res., 114, 10.1029/2009jd012184, 2009.

Mühle, J., J. Huang, R. F. Weiss, R. G. Prinn, B. R. Miller, P. K. Salameh, C. M. Harth, P. J. Fraser, L. W. Porter, B. R. Greally, S. O'Doherty, and P. G. Simmonds, Sulfuryl Fluoride in the Global Atmosphere, J. Geophys. Res., 114(D05306), doi:10.1029/2008JD011162, 2009.

Stohl, A., P. Seibert, J. Arduini, S. Eckhardt, P. Fraser, B. R. Greally, C. Lunder, M. Maione, J. Mühle, S. O’Doherty, R. G. Prinn, S. Reimann, T. Saito, N. Schmidbauer, P. G. Simmonds, M. K. Vollmer, R. F. Weiss, and Y. Yokouchi, An analytical inversion method for determining regional and global emissions of greenhouse gases: Sensitivity studies and application to halocarbons, Atmos. Chem. Phys., 9, 1597-1620, 2009.

Rigby, M., R. G. Prinn, P. J. Fraser, P. G. Simmonds, R. L. Langenfelds, J. Huang, D. M. Cunnold, L. P. Steele, P. B. Krummel, R. F. Weiss, S. O'Doherty, P. K. Salameh, H. J. Wang, C. M. Harth, J. Mühle, and L. W. Porter, Renewed growth of atmospheric methane, Geophys. Res. Lett., 35(L22805), doi:10.1029/2008GL036037, 2008.

Weiss, R. F., J. Mühle, P. K. Salameh, and C. M. Harth, Nitrogen trifluoride in the global atmosphere, Geophys. Res. Lett., 35(L20821), doi:10.1029/2008GL035913, 2008.

Papadimitriou, V. C., R. W. Portmann, D. W. Fahey, J. Mühle, R. F. Weiss, and J. B. Burkholder, Experimental and Theoretical Study of the Atmospheric Chemistry and Global Warming Potential of SO2F2, J. Phys. Chem. A, 112(49), 12657-12666, doi:10.1021/jp806368u, 2008.

Deeds, D. A., J. Mühle, and R. F. Weiss, Tetrafluoromethane in the deep North Pacific Ocean, Geophys. Res. Lett., 35(L14606), doi:10.1029/2008GL034355, 2008.

Petrenko, V. V., J. P. Severinghaus, E. J. Brook, J. Mühle, M. Headly, C. M. Harth, H. Schaefer, N. Reeh, R. F. Weiss, D. Lowe, and A. M. Smith, A novel method for obtaining very large ancient air samples from ablating glacial ice for analyses of methane radiocarbon, J. Glaciol., 54(185), 233-244, 2008.

Petrenko, V. V., A. M. Smith, G. Brailsford, K. Riedel, Q. Hua, D. Lowe, J. P. Severinghaus, V. Levchenko, T. Bromley, R. Moss, J. Mühle, and E. J. Brook, A new method for analyzing C14 of methane in ancient air extracted from glacial ice, Radiocarbon, 50(1), 53-73, 2008.

Miller, B. R., R. F. Weiss, P. K. Salameh, T. Tanhua, B. R. Greally, J. Mühle, and P. Simmonds, Medusa: A Sample Preconcentration and GC/MS Detector System for in Situ Measurements of Atmospheric Trace Halocarbons, Hydrocarbons, and Sulfur Compounds, Anal. Chem., 80, 1536-1545, 2008.

Deeds, D. A., M. K. Vollmer, J. T. Kulongoski, B. R. Miller, J. Mühle, C. M. Harth, J. A. Izbicki, D. R. Hilton, and R. F. Weiss, Evidence for crustal degassing of CF4 and SF6 in Mojave Desert groundwaters, Geochim. Cosmochim. Acta, 72(4), 999-1013, 2008.

Mühle, J., T. J. Lueker, Y. Su, B. R. Miller, K. A. Prather, and R. F. Weiss, Trace gas and particulate emissions from the 2003 southern California wildfires, J. Geophys. Res., 112(D03307), doi:10.1029/2006JD007350, 2007.

Greally, B. R., P. G. Simmonds, S. O’Doherty, A. McCulloch, B. R. Miller, P. K. Salameh, J. Mühle, T. Tanhua, C. Harth, R. F. Weiss, P. J. Fraser, P. B. Krummel, B. L. Dunse, L. W. Porter, and R. G. Prinn, Improved continuous in situ measurements of C1–C3 PFCs, HFCs, HCFCs, CFCs and SF6 in Europe and Australia, Environ. Sci., 2(2-3), 253-261, 2005.

Rhee, T. S., C. A. M. Brenninkmeijer, J. Mühle, P. F. J. v. Velthoven, M. Hermann, A. Zahn, D. E. Oram, D. H. Scharffe, C. Koeppel, H. Fischer, and J. Lelieveld, A case study of rapid mixing across the extratropical tropopause based on Civil Aircraft for the Regular Investigation of the Atmosphere Based on an Instrumented Container (CARIBIC) observations, J. Geophys. Res., 110, D22301, doi:10.1029/2005JD005890, 2005.

Pupek, M., S. S. Assonov, J. Mühle, T. S. Rhee, D. Oram, C. Koeppel, F. Slemr, and C. A. M. Brenninkmeijer, Isotope analysis of hydrocarbons: trapping, recovering and archiving hydrocarbons and halocarbons separated from ambient air, Rapid Commun. Mass Spectrom., 19, 455-460, 2005.

Fischer, H., R. Kormann, T. Klüpfel, C. Gurk, R. Königstedt, U. Parchatka, J. Mühle, T. S. Rhee, C. A. M. Brenninkmeijer, P. Bonasoni, and A. Stohl, Ozone production and trace gas correlations during the June 2000 MINATROC intensive measurement campaign at Mt. Cimone, Atmos. Chem. Phys., 3, 725-738, 2003.

Burkert, J., M. D. Andrés-Hernández, L. Reichert, J. Meyer-Arnek, B. Doddridge, R. R. Dickerson, J. Mühle, A. Zahn, T. Carsey, and J. P. Burrows, Trace gas and radical diurnal behavior in the marine boundary layer during INDOEX 1999, J. Geophys. Res., 108(D8), 8000, doi:10.1029/2002JD002790, 2003.

Mühle, J., C. A. M. Brenninkmeijer, T. S. Rhee, F. Slemr, D. E. Oram, S. A. Penkett, and A. Zahn, Biomass burning and fossil fuel signatures in the upper troposphere observed during a CARIBIC flight from Namibia to Germany, Geophys. Res. Lett., 29(19), 1910, 10.1029/2002GL015764, 2002.

Mühle, J., A. Zahn, C. A. M. Brenninkmeijer, V. Gros, and P. J. Crutzen, Air mass classification during the INDOEX Ronald Brown cruise using measurements of non-methane hydrocarbons, CH4, CO2, CO, 14CO and delta18O(CO), J. Geophys. Res., 107(D19), 8021, doi:10.1029/2001JD000730, 2002.

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Prinn, R.G., R.F. Weiss, P.J. Fraser, P.G. Simmonds, D.M. Cunnold, S. O'Doherty, P.K. Salameh, L.W. Porter, P.B. Krummel, R.H.J. Wang, B.R. Miller, C. Harth, B.R. Greally, F.A. Van Woy, L.P. Steele, J. Mühle, G.A. Sturrock, F.N. Alyea, J. Huang, and D.E. Hartley, The ALE / GAGE / AGAGE Network, Carbon Dioxide Information Analysis Center (CDIAC), Oak Ridge National Laboratory (ORNL), U.S. Department of Energy (DOE), 2005-present.

Mühle, J., and A. l. Ganesan (2011), [Global Climate, Atmospheric composition] Perfluorocarbons [in State of the Climate in 2010], Bull. Amer. Meteor. Soc., 92(6), S62.

Montzka, S. A., S. Reimann (Coordinating Lead Authors), A. Engel, K. Krüger, S. O’Doherty, W. T. Sturges (Lead Authors), D. Blake, M. Dorf, P. Fraser, L. Froidevaux, K. Jucks, K. Kreher, M. J. Kurylo, A. Mellouki, J. Miller, O.-J. Nielsen, V. L. Orkin, R. G. Prinn, R. Rhew, M. L. Santee, A. Stohl, D. Verdonik (Coauthors), E. Atlas, P. Bernath, T. Blumenstock, J. H. Butler, A. Butz, B. Connor, P. Duchatelet, G. Dutton, F. Hendrick, P. B. Krummel, L. J. M. Kuijpers, E. Mahieu, A. Manning, J. Mühle, K. Pfeilsticker, B. Quack, M. Ross, R. J. Salawitch, S. Schauffler, I. J. Simpson, D. Toohey, M. K. Vollmer, T. J. Wallington, H. J. R. Wang, R. F. Weiss, M. Yamabe, Y. Yokouchi, and S. Yvon-Lewis (Contributors), Ozone-Depleting Substances (ODSs) and Related Chemicals, Chapter 1, in Scientific Assessment of Ozone Depletion: 2010, Global Ozone Research and Monitoring Project, World Meteorological Organization, Geneva, Switzerland, 2010.

Clerbaux, C., and D.M. Cunnold (Lead Authors), J. Anderson, A. Engel, P.J. Fraser, E. Mahieu, A. Manning, J. Miller, S.A. Montzka, R. Nassar, R. Prinn, S. Reimann, C.P. Rinsland, P. Simmonds, D. Verdonik, R. Weiss, D. Wuebbles, Y. Yokouchi (Coauthors), P. Bernath, D. Blake, T. Blumenstock, J. Butler, P.-F. Coheur, G. Dutton, D. Etheridge, L. Froidevaux, P. Krummel, J. Mühle, S. O’Doherty, D. Oram, E. Remsberg, R. Rhew, J.M. Russell III, C. Trudinger, D. Waugh, R. Zander (Contributors), Long-Lived Compounds, Chapter 1, in Scientific Assessment of Ozone Depletion: 2006, Global Ozone Research and Monitoring Project, World Meteorological Organization, Geneva, 2007.