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POLINAT-2 Homepage

POLINAT-2

PROJECT WORK PROGRAMME

(Version of Dec. 1, 1996)


PUBLICATIONS
 

List 1: List of papers in the special Section of the Geophysical Research Letters - Vol. 26, No. 20, 1999:

  1. Singh, H. B., A. M. Thompson, and H. Schlager, 1999: SONEX airborne mission and coordinated POLINAT-2 activity: overview and accomplishments, Geophys. Res. Lett., 26, 3053-3056.
  2. Talbot, R. W., J. E. Dibb, E. M. Scheuer, Y. Kondo, M. Koike, H. B. Singh, L. B. Salas, Y. Fukui, J. O. Ballenthin, R. F. Meads, T. M. Miller, D. E. Hunton, A. A. Viggiano, D. R. Blake, N. J. Blake, E. Atlas, F. Flocke, D. J. Jacobs, and L. Jaeglé, 1999: Reactive nitrogen budget during the NASA SONEX mission, Geophys. Res. Lett., 26, 3057-3060.
  3. Schlager, H., P. Schulte, F. Flatoy, F. Slemr, P. van Velthoven, H. Ziereis, and U. Schumann, 1999: Regional nitric oxide enhancements in the North Atlantic flight corridor observed and modeled during POLINAT 2, a case study, Geophys. Res. Lett., 26, 3061-3064.
  4. Kondo, Y., M. Koike, H. Ikeda, B. E. Anderson, K. E. Brunke, Y. Zhao, K. Kita, T. Sugita, H. B. Singh, S. C. Liu, A. Thompson, G. L. Gregory, R. Shetter, G. Sachse, S. A. Vay, E. V. Browell, and M. J. Mahoney, 1999: Impact of aircraft emissions on NOx in the lowermost stratosphere at northern midlatitudes, Geophys. Res. Lett., 26, 3065-3068.
  5. Anderson, B. E., W. R. Cofer, J. Crawford, G. L. Gregory, S. A. Vay, K. E. Brunke, Y. Kondo, M. Koike, H. Schlager, S. L. Baughcum, E. Jensen, Y. Zhao, and K. Kita, 1999: An assessment of aircraft as a source of particles to the upper troposphere, Geophys. Res. Lett., 26, 3069-3073.
  6. Thompson, A. M., L. C. Sparling, Y. Kondo, B. E. Anderson, G. L. Gregory, and G. W. Sachse, 1999: Perspectives on NO, NOy and fine aerosol sources and variability during SONEX, Geophys. Res. Lett., 26, 3073-3076.
  7. Brune, W. H., D. Tan, I. F. Faloona, H. Jaeglé, D. J. Jacob, B. G. Heikes, J. Snow, Y. Kondo, R. Shetter, G. W. Sachse, B. Anderson, G. L. Gregory, S. Vay, H. B. Singh, D. D. Davis, J. H. Crawford, and D. R. Blake, 1999: OH and HO2 chemistry in the North Atlantic free troposphere, Geophys. Res. Lett., 26, 3077-3080.
  8. Jaeglé, L., D. J. Jacob, W. H. Brune, I. C. Faloona, D. Tan, Y. Kondo, G. W. Sachse, B. Anderson, G. L. Gregory, S. Vay, H. B. Singh, D. R. Blake, and R. Shetter, 1999: Ozone production in the upper troposphere and the influence of aircraft during SONEX: Approach of NOx-saturated conditions, Geophys. Res. Lett., 26, 3081-3084.
List 2: List of papers in the Journal of Geophysical Research, 2/16/2000:issue, SONEX/POLINAT 2 Special Section.
  1. Thompson, A. M., H. B. Singh, and H. Schlager, 2000: Introduction to special section: Subsonic Assessment Ozone and Nitrogen Oxide Experiment (SONEX) and Pollution From Aircraft Emissions in the North Atlantic Flight Corridor (POLINAT 2), J. Geophys. Res., 105, 3595.
  2. Schumann, U., H. Schlager, F. Arnold, J. Ovarlez, H. Kelder, Ø. Hov, G. Hayman, I. S. A. Isaksen, J. Staehelin, and P. D. Whitefield, 2000: Pollution from aircraft emissions in the North Atlantic flight corridor: Overview on the POLINAT projects, J. Geophys. Res., 105, 3605.
  3. Fuelberg, H. E., J. R. Hannan, P. F. J. van Velthoven, E. V. Browell, G. Bieberbach Jr., R. D. Knabb, G. L. Gregory, K. E. Pickering, and H. B. Selkirk, 2000: A meteorological overview of the Subsonic Assessment Ozone and Nitrogen Oxide Experiment (SONEX) period, J. Geophys. Res., 105, 3633.
  4. Ziereis, H., H. Schlager, P. Schulte, P. F. J. van Velthoven, and F. Slemr, 2000: Distributions of NO, NOx, and NOy in the upper troposphere and lower stratosphere between 28° and 61°N during POLINAT 2, J. Geophys. Res., 105, 3653.
  5. Koike, M., Y. Kondo, H. Ikeda, G. L. Gregory, B. E. Anderson, G. W. Sachse, D. R. Blake, S. C. Liu, H. B. Singh, A. M. Thompson, K. Kita, Y. Zhao, T. Sugita, R. E. Shetter, and N. Toriyama, 2000: Impact of aircraft emissions on reactive nitrogen over the North Atlantic Flight Corridor region, J. Geophys. Res., 105, 3665.
  6. Jeker, D. P., L. Pfister, A. M. Thompson, D. Brunner, D. J. Boccippio, K. E. Pickering, H. Wernli, Y. Kondo, and J. Staehelin, 2000: Measurements of nitrogen oxides at the tropopause: Attribution to convection and correlation with lightning, J. Geophys. Res., 105, 3679.
  7. Miller, T. M., J. O. Ballenthin, R. F. Meads, D. E. Hunton, W. F. Thorn, A. A. Viggiano, Y. Kondo, M. Koike, and Y. Zhao, 2000: Chemical ionization mass spectrometer technique for the measurement of HNO3 in air traffic corridors in the upper troposphere during the SONEX campaign, J. Geophys. Res., 105, 3701.
  8. Dibb, J. E., R. W. Talbot, and E. M. Scheuer, 2000: Composition and distribution of aerosols over the North Atlantic during the Subsonic Assessment Ozone and Nitrogen Oxide Experiment (SONEX), J. Geophys. Res., 105, 3709.
  9. Paladino, J. D., D. E. Hagen, P. D. Whitefield, A. R. Hopkins, O. Schmid, M. R. Wilson, H. Schlager, and P. Schulte, 2000: Observations of particulates within the North Atlantic Flight Corridor: POLINAT 2, September-October 1997, J. Geophys. Res., 105, 3719.
  10. Pueschel, R. F., S. Verma, H. Rohatschek, G. V. Ferry, N. Boiadjieva, S. D. Howard, and A. W. Strawa, 2000: Vertical transport of anthropogenic soot aerosol into the middle atmosphere, J. Geophys. Res., 105, 3727.
  11. Ovarlez, J., P. van Velthoven, G. Sachse, S. Vay, H. Schlager, and H. Ovarlez, 2000: Comparison of water vapor measurements from POLINAT 2 with ECMWF analyses in high-humidity conditions, J. Geophys. Res., 105, 3737-3744.
  12. Vay, S. A., B. E. Anderson, E. J. Jensen, G. W. Sachse, J. Ovarlez, G. L. Gregory, S. R. Nolf, J. R. Podolske, T. A. Slate, and C. E. Sorenson, 2000: Tropospheric water vapor measurements over the North Atlantic during the Subsonic Assessment Ozone and Nitrogen Oxide Experiment (SONEX), J. Geophys. Res., 105, 3745.
  13. Grant, W. B., E. V. Browell, C. F. Butler, M. A. Fenn, M. B. Clayton, J. R. Hannan, H. E. Fuelberg, D. R. Blake, N. J. Blake, G. L. Gregory, B. G. Heikes, G. W. Sachse, H. B. Singh, J. Snow, and R. W. Talbot, 2000: A case study of transport of tropical marine boundary layer and lower tropospheric air masses to the northern midlatitude upper troposphere, J. Geophys. Res., 105, 3757.
  14. Faloona, I., D. Tan, W. H. Brune, L. Jaeglé, D. J. Jacob, Y. Kondo, M. Koike, R. Chatfield, R. Pueschel, G. Ferry, G. Sachse, S. Vay, B. Anderson, J. Hannon, and H. Fuelberg, 2000: Observations of HOx and its relationship with NOx in the upper troposphere during SONEX, J. Geophys. Res., 105, 3771.
  15. Simpson, I. J., B. C. Sive, D. R. Blake, N. J. Blake, T.-Y. Chen, J. P. Lopez, B. E. Anderson, G. W. Sachse, S. A. Vay, H. E. Fuelberg, Y. Kondo, A. M. Thompson, and F. S. Rowland, 2000: Nonmethane hydrocarbon measurements in the North Atlantic Flight Corridor during the Subsonic Assessment Ozone and Nitrogen Oxide Experiment, J. Geophys. Res., 105, 3785.
  16. Singh, H., Y. Chen, A. Tabazadeh, Y. Fukui, I. Bey, R. Yantosca, D. Jacob, F. Arnold, K. Wohlfrom, E. Atlas, F. Flocke, D. Blake, N. Blake, B. Heikes, J. Snow, R. Talbot, G. Gregory, G. Sachse, S. Vay, and Y. Kondo, 2000: Distribution and fate of selected oxygenated organic species in the troposphere and lower stratosphere over the Atlantic, J. Geophys. Res., 105, 3795.
  17. Hannan, J. R., H. E. Fuelberg, A. M. Thompson, G. Bieberbach Jr., R. D. Knabb, Y. Kondo, B. E. Anderson, E. V. Browell, G. L. Gregory, G. W. Sachse, and H. B. Singh, 2000: Atmospheric chemical transport based on high-resolution model-derived winds: A case study, J. Geophys. Res., 105, 3807.
  18. Bieberbach, G., Jr., H. E. Fuelberg, A. M. Thompson, A. Schmitt, J. R. Hannan, G. L. Gregory, Y. Kondo, R. D. Knabb, G. W. Sachse, and R. W. Talbot, 2000: Mesoscale numerical investigations of air traffic emissions over the North Atlantic during SONEX flight 8: A case study, J. Geophys. Res., 105, 3821.
  19. Meijer, E. W., P. F. J. van Velthoven, A. M. Thompson, L. Pfister, H. Schlager, P. Schulte, and H. Kelder, 2000: Model calculations of the impact of NOx from air traffic, lightning, and surface emissions, compared with measurements J. Geophys. Res., 105, 3833.
  20. Allen, D., K. Pickering, G. Stenchikov, A. Thompson, and Y. Kondo, 2000: A three-dimensional total odd nitrogen (NOy) simulation during SONEX using a stretched-grid chemical transport model, J. Geophys. Res., 105, 3851.
  21. Jaeglé, L., D. J. Jacob, W. H. Brune, I. Faloona, D. Tan, B. G. Heikes, Y. Kondo, G. W. Sachse, B. Anderson, G. L. Gregory, H. B. Singh, R. Pueschel, G. Ferry, D. R. Blake, and R. E. Shetter, 2000: Photochemistry of HOx in the upper troposphere at northern midlatitudes, J. Geophys. Res., 105, 3877.
List 3: List of all POLINAT and POLINAT 2 publications.
  1. Anderson, B. E., W. R. Cofer, J. Crawford, G. L. Gregory, S. A. Vay, K. E. Brunke, Y. Kondo, M. Koike, H. Schlager, S. L. Baughcum, E. Jensen, Y. Zhao, and K. Kita, An assessment of aircraft as a source of particles to the upper troposphere, Geophys. Res. Lett., 26, 3069-3073,1999.
  2. Arnold, F., J. Schneider, K. Gollinger, H. Schlager, P. Schulte, P. D. Whitefield, D. E. Hagen, and P. van Velthoven, Observation of upper tropospheric sulfur dioxide and acetone pollution: Potential implications for hydroxyl radical and aerosol formation, Geophys. Res. Lett., 24, 57-60, 1997a.
  3. Arnold, F., V. Bürger, B. Droste-Franke, F. Grimm, A. Krieger, J. Schneider, and T. Stilp, Acetone in the upper troposphere and lower stratosphere: Impact on trace gases and aerosols, Geophys. Res. Lett., 24, 3017-3020, 1997b.
  4. Arnold, F., K.-H. Wohlfrom, T. Hauler, M. Klemm, V. Bürger, B. Preissler, and A. Jung, Trace gas measurements by ion molecule reaction mass spectrometry during the POLINAT 2 campaign, in POLINAT 2, edited by U. Schumann, EUR 18877 EN, pp. 89-109, Eur. Comm., Luxembourg, 1999.
  5. Berntsen, T., and I. S. A. Isaksen, A global 3-D chemical transport model for the troposphere, 1, Model description and CO and O3 results, J. Geophys. Res., 102, 21,239-21,280, 1997.
  6. Brasseur, G. P., R. A. Cox, D. Hauglustaine, I. Isaksen, J. Lelieveld, D. H. Lister, R. Sausen, U. Schumann, A. Wahner, and P. Wiesen, European scientific assessment of the atmospheric effects of aircraft emissions, Atmos. Environ., 32, 2327-2422, 1998.
  7. Dürbeck, T., and T. Gerz, Large-eddy simulation of aircraft exhaust plumes in the free atmosphere: Effective diffusivities and cross sections, Geophys. Res. Lett., 22, 3203-3206, 1995.
  8. Dürbeck, T., and T. Gerz, Dispersion of aircraft exhausts in the free atmosphere, J. Geophys. Res., 101, 26,007-26,015, 1996.
  9. Emmons, L.K., M.A. Carroll, C. Atherton, D. Hauglustaine, H. Levy II, F. Rohrer, A. Volz- Thomas, C. Gerbig, W.M.F. Wauben, P.F.J. van Velthoven, P. Bakwin, J. Bradshaw, S. Sandholm, B. Doddridge, R. Dickerson, R. Honarth, G. Hübler, D. Jaffe, Y. Kondo, J.W. Munger, S. Wofsy, B.A. Ridley, and A. Torres, Climatologies of NOx and NOy: A comparison of data and models. Atmos. Environm., 31, 1851-1903, 1997.
  10. Flatøy, F., and Ø. Hov, Three-dimensional model studies of the effect of NOx emissions from aircraft on ozone in the upper troposphere over Europe and the North Atlantic, J. Geophys. Res., 101, 1401-1422, 1996.
  11. Flatøy, F., and Ø. Hov, NOx from lightning and the calculated chemical composition of the free troposphere, J. Geophys. Res., 102, 21,373-21,381, 1997.
  12. Ford, I., An analytical model of the nucleation of a volatile aerosol in jet aircraft exhaust plumes, in POLINAT 2, edited by U. Schumann, EUR 18877 EN, pp. 249-268, Eur. Comm., Luxembourg, 1999a.
  13. Ford, I., Ice Nucleation in jet aircraft exhaust plumes, in POLINAT 2, edited by U. Schumann, EUR 18877 EN, pp. 269-287, Eur. Comm., Luxembourg, 1999b.
  14. Ford, I., R. Kingdon, and G. Hayman, Numerical modeling of the optical properties of contrails, in POLINAT 2, EUR 18877 EN, edited  by U. Schumann, pp. 233-248, Eur. Comm., Luxembourg, 1999.
  15. Fuelberg, H. E., J. R. Hannan, P. F. J. van Velthoven, E. V. Browell, G. Bieberbach Jr., R. D. Knabb, G. L. Gregory, K. E. Pickering, and H. B. Selkirk, A meteorological overview of the Subsonic Assessment Ozone and Nitrogen Oxide Experiment (SONEX) period, J. Geophys. Res., 105, 3633, 2000.
  16. Gerz, T., T. Dürbeck, and P. Konopka, Transport and effective diffusion of aircraft emissions, J. Geophys. Res., 103, 25,905-25,913, 1998.
  17. Grewe, V., M. Dameris, R. Hein, I. Köhler, and R. Sausen, Impact of future subsonic aircraft NOx emissions on the atmospheric composition, Geophys. Res. Lett., 26, 47-50, 1999.
  18. Hagen, D. E., P. D. Whitefield, and H. Schlager, Particulate emissions in the exhaust plume from commercial jet aircraft under cruise conditions, J. Geophys. Res., 101, 19,551-19,557, 1996.
  19. Hayman, G. D., and M. Markiewicz, Chemical modeling of the aircraft exhaust plume, in POLINAT, EUR 16978 EN, edited by U. Schumann, pp. 280-303, Off. for Offi. Publ. of the Eur. Comm., Luxembourg, 1997.
  20. Hayman, G., R. Kingdon, and D. Lee, Impact of different NOx sources on ozone production in the upper troposphere, in POLINAT 2, edited by U. Schumann, EUR 18877 EN, pp. 191-215, Eur. Comm., Luxembourg, 1999.
  21. Helten, M., H. G. J. Smit, D. Kley, J. Ovarlez, H. Schlager, R. Baumann, U. Schumann, P. Nedelec, and A. Marenco, In-flight intercomparison of MOZAIC and POLINAT water vapor measurements, J. Geophys. Res., 104, 26,087-26,096, 1999.
  22. Hov, Ø., and F. Flatøy, Convective redistribution of ozone and oxides of nitrogen in the troposphere over Europe in summer and fall, J. Atmos. Chem., 28, 319-337, 1997.
  23. Huntrieser, H., H. Schlager, P. van Velthoven, P. Schulte, H. Ziereis, U. Schumann, F. Arnold, and J. Ovarlez, In-situ trace gas observations in dissipating thunderclouds during POLINAT, in Proceedings of the 12th International Conference on Clouds and Precipitation, pp. 1058-1061, Zürich, Amer. Meteorol. Soc., Boston, Mass., 1996.
  24. Huntrieser, H., H. Schlager, C. Feigl, and H. Höller, Transport and production of NOx in electrified thunderstorms: Survey of previous studies and new observations at midlatitudes, J. Geophys. Res., 103, 28,247-28,264, 1998.
  25. Jeker, D. P., L. Pfister, A. M. Thompson, D. Brunner, D. J. Boccippio, K. E. Pickering, H. Wernli, Y. Kondo, and J. Staehelin, Measurements of nitrogen oxides at the tropopause: Attribution to convection and correlation with lightning, J. Geophys. Res., 105, 3679, 2000.
  26. Jonson, J. E., L. Tarrason, and J. Sundet, Calculation of ozone and other pollutants for the summer 1996, Environ. Manage. Health, 10, 245-257. 1999a.
  27. Jonson, J. E., I. S. A. Isaksen, and J. Sundet,  Calculated effects of aircraft emissions in the North Atlantic flight corridor, in POLINAT 2, edited by U. Schumann, EUR 18877 EN, pp. 177-190, Luxembourg, Eur. Comm., 1999b.
  28. Kärcher, B., R. Busen, A. Petzold, F. P. Schröder, U. Schumann, and E. J. Jensen, Physicochemistry of aircraft-generated liquid aerosols, soot, and ice particles, 2, Comparison with observations and sensitivity studies, J. Geophys. Res., 103, 17,129-17,147, 1998.
  29. Köhler, I., and R. Sausen, Contributions of various NOx sources to the atmospheric NOx content in the POLINAT region, in POLINAT, EUR 16978 EN, edited by U. Schumann, pp. 139-147, Eur. Comm., Luxembourg, 1997.
  30. Köhler I., R. Sausen, and R. Reinberger, Contributions of aircraft emissions to the atmospheric NOx content, Atmos. Environ., 31, 1801-1818, 1997.
  31. Köhler, I., R. Sausen, V. Grewe, and H. Ziereis, Intercomparison of global model simulations and aircraft measurements in the NAFC, in POLINAT 2, edited by U. Schumann, EUR 18877 EN, pp. 217-232, Luxembourg, Eur. Comm., 1999.
  32. Kraabøl, A. G., F. Stordal, I. Ford, and I. Fløisand, Particles and heterogeneous chemistry in aircraft plumes, in POLINAT 2, edited by U. Schumann, EUR 18877 EN, pp. 289-306, Eur. Comm., Luxembourg, 1999.
  33. Lee, D. S., I. Köhler, E. Grobler, F. Rohrer, R. Sausen, L. Gallardo-Klenner, J. J. G. Olivier, F. J. Dentener, and A. F. Bouwman, Estimates of global NOx emissions and their uncertainties, Atmos. Environ., 31, 1735-1749, 1997.
  34. Meijer, E.W., P.F.J. van Velthoven, W.M.F. Wauben, J.P. Beck, and G.J.M. Velders, The Effect of the Conversion of Nitrogen Oxides in Aircraft Exhaust Plumes in global Models. Geophys. Res. Lett., 24, 3013-3016, 1997.
  35. Meijer, E. W., P. F. J. van Velthoven, A. M. Thompson, L. Pfister, H. Schlager, P. Schulte, and H. Kelder, Model calculations of the impact of NOx from air traffic, lightning, and surface emissions, compared with measurements J. Geophys. Res., 105, 3833, 2000.
  36. Moustaoui, M., H. Teitelbaum, P. F. J. van Velthoven, and H. Kelder, Analysis of gravity waves during the POLINAT experiment and some consequences for stratosphere-troposphere exchange, J. Atmos. Sci., 56, 1019-1030, 1999.
  37. Ovarlez, J., and P. van Velthoven, Comparison of water vapor measurements with data retrieved from ECMWF analysis during the POLINAT experiment, J. Appl. Meteorol., 36, 1329-1335, 1997.
  38. Ovarlez, J., P. F. J. van Velthoven, and H. Schlager, Water vapor measurements from the troposphere to the lowermost stratosphere: Some signatures of troposphere to stratosphere exchanges, J. Geophys. Res., 104, 16,973-16,978, 1999.
  39. Ovarlez, J., P. van Velthoven, G. Sachse, S. Vay, H. Schlager, and H. Ovarlez, Comparison of water vapor measurements from POLINAT 2 with ECMWF analyses in high-humidity conditions, J. Geophys. Res., 105, 3737, 2000.
  40. Paladino, J., P. Whitefield, D. Hagen, A. R. Hopkins, and M. Trueblood, Particle concentrations characterization for jet engine emissions under cruise conditions, Geophys. Res. Lett., 25, 1697-1700, 1998.
  41. Paladino, J. D., D. E. Hagen, P. D. Whitefield, A. R. Hopkins, O. Schmid, M. R. Wilson, H. Schlager, and P. Schulte, Observations of particulates within the North Atlantic Flight Corridor: POLINAT 2, September-October 1997, J. Geophys. Res., 105, 3719, 2000.
  42. Schlager, H., P. Schulte, H. Ziereis, F. Arnold, J. Ovarlez, P. van Velthoven, and U. Schumann, Airborne observations of large-scale accumulations of air traffic emissions in the North Atlantic flight corridor within a stagnant anticyclone, in Proceedings International Colloquium Impact of Aircraft Emissions Upon the Atmosphere, 1, pp. 247-252, Off. Natl. d’Etudes et de Rech.. Aerosp., Chatillon, Paris, October 15-18, 1996.
  43. Schlager, H., P. Schulte, H. Ziereis, P. Konopka, U. Schumann, C. Feigl, R. Marquardt, and H. Huntrieser, Aircraft-borne measurements of NOx, O3, and CO2, in POLINAT, EUR 16978 EN, edited by U. Schumann, pp. 20-47, Off. for Offi. Publ. of the Eur. Comm., Luxembourg, 1997a.
  44. Schlager, H., P. Konopka, P. Schulte, U. Schumann, H. Ziereis, F. Arnold, M. Klemm, D. E. Hagen, P.D. Whitefield, and J. Ovarlez, In situ observations of air traffic emission signatures in the North Atlantic flight corridor, J. Geophys. Res., 102, 10,739-10,750, 1997b.
  45. Schlager, H., P. Schulte, and H. Ziereis, In-situ measurements in aircraft exhaust plumes and in the North Atlantic flight corridor, edited by U. Schumann, DLR-Mitt. 97-04, pp. 57-66, DLR, Köln, Germany, 1997c.
  46. Schlager, H., P. Schulte, F. Flatoy, F. Slemr, P. van Velthoven, H. Ziereis, and U. Schumann, Regional nitric oxide enhancements in the North Atlantic flight corridor observed and modeled during POLINAT 2, a case study, Geophys. Res. Lett., 26, 3061-3064, 1999.
  47. Schneider, J., et al., Nitric acid (HNO3) in the upper troposphere and lower stratosphere at midlatitudes: New results from aircraft-based mass spectrometric measurements, J. Geophys. Res., 103, 25,337-25,343, 1998.
  48. Schulte, P., H. Schlager, H. Ziereis, U. Schumann, S. L. Baughcum, and F. Deidewig, NOx emission indices of subsonic long-range jet aircraft at cruise altitude: In situ measurements and predictions, J. Geophys. Res., 102, 21,431-21,442, 1997.
  49. Schumann, U. (Ed.), Pollution From Aircraft Emissions in the North Atlantic Flight Corridor (POLINAT), Air pollution research rep. 58, Rep. EUR 16978 EN, 303 pp., Off. for Offi. Publ. of the Eur. Communities, Luxembourg, 1997b.
  50. Schumann, U. (Ed.), Pollution from Aircraft Emissions in the North Atlantic Flight Corridor (POLINAT 2), Air pollution research report, Rep. EUR 18877 EN, 308 pp., Off. for Offi. Publ. of the Eur. Communities, Luxembourg, 1999.
  51. Schumann, U., and P. Konopka, A simple estimate of the concentration field in a flight corridor, in Impact of Emissions From Aircraft and Spacecraft Upon the Atmosphere, edited by U. Schumann and D. Wurzel, DLR-Mitt. 94-06, pp. 354-359, DLR, Köln, Germany, 1994.
  52. Schumann, U., P. Konopka, R. Baumann, R. Busen, T. Gerz, H. Schlager, P. Schulte, and H. Volkert, Estimate of diffusion parameters of aircraft exhaust plumes near the tropopause from nitric oxide and turbulence measurements, J. Geophys. Res., 100, 14,147-14,162, 1995.
  53. Schumann U., H. Schlager, F. Arnold, R. Baumann, O. Haschberger, and O. Klemm, Dilution of aircraft exhaust plumes at cruise altitudes, Atmos. Environ., 32, 3097-3104, 1998.
  54. Schumann, U., H. Schlager, F. Arnold, J. Ovarlez, H. Kelder, Ø. Hov, G. Hayman, I. S. A. Isaksen, J. Staehelin, and P. D. Whitefield, Pollution from aircraft emissions in the North Atlantic flight corridor: Overview on the POLINAT projects, J. Geophys. Res., 105, 3605, 2000.
  55. Singh, H. B., A. M. Thompson, and H. Schlager, SONEX airborne mission and coordinated POLINAT-2 activity: overview and accomplishments, Geophys. Res. Lett., 26, 3053-3056, 1999.
  56. Singh, H., Y. Chen, A. Tabazadeh, Y. Fukui, I. Bey, R. Yantosca, D. Jacob, F. Arnold, K. Wohlfrom, E. Atlas, F. Flocke, D. Blake, N. Blake, B. Heikes, J. Snow, R. Talbot, G. Gregory, G. Sachse, S. Vay, and Y. Kondo, Distribution and fate of selected oxygenated organic species in the troposphere and lower stratosphere over the Atlantic, J. Geophys. Res., 105, 3795, 2000.
  57. Thompson, A. M., H. B. Singh, and H. Schlager, Introduction to special section: Subsonic Assessment Ozone and Nitrogen Oxide Experiment (SONEX) and Pollution From Aircraft Emissions in the North Atlantic Flight Corridor (POLINAT 2), J. Geophys. Res., 105, 3595, 2000.
  58. Tremmel, H. G., H. Schlager, P. Konopka, P. Schulte, F. Arnold, M. Klemm, and B. Droste-Franke, Observations and model calculations of jet aircraft exhaust products and cruise altitude and inferred initial OH emissions, J. Geophys. Res., 103, 10,803-10,816, 1998.
  59. Vay, S. A., B. E. Anderson, E. J. Jensen, G. W. Sachse, J. Ovarlez, G. L. Gregory, S. R. Nolf, J. R. Podolske, T. A. Slate, and C. E. Sorenson, Tropospheric water vapor measurements over the North Atlantic during the Subsonic Assessment Ozone and Nitrogen Oxide Experiment (SONEX), J. Geophys. Res., 105, 3745, 2000.
  60. Velthoven, P. van, Meteorological support for the POLINAT 2 flights, in POLINAT 2, edited by U. Schumann, EUR 18877 EN, pp. 139-147, Eur. Comm., Luxembourg, 1999.
  61. Velthoven, P. F. J. van, et al., The passive transport of NOx emissions from aircraft studied with a hierarchy of models, Atmos. Environ., 31, 1783-1799, 1997.
  62. Wauben, W. M. F., P. F. J. van Velthoven, and H. Kelder, A 3-D chemical transport model study of changes in atmospheric ozone due to aircraft emissions, Atmos. Environ., 31, 1819-1736, 1997a.
  63. Wauben, W. M. F., P. F. J. van Velthoven, and H. Kelder, The impact of air traffic in the NAFC: Model results and measurements, in POLINAT, edited by U. Schumann, EUR 16978 EN, pp. 122-133, Off. for Offi. Publ. of the Eur. Comm., Luxembourg, 1997b.
  64. Wohlfrom, K.-H., T. Hauler, F. Arnold, and H. Singh, Acetone in the free troposphere and lower stratosphere: Aircraft-based CIMS and GC measurements over the North Atlantic and a first comparison, Geophys. Res. Lett., 26,  2849-2852, 1999.
  65. Ziereis, H., H. Schlager, P. Schulte, I. Köhler, R. Marquardt, and C. Feigl, In situ measurements of the NOx distribution and variability over the eastern North Atlantic, J. Geophys. Res., 104, 16,021-16,032, 1999a.
  66. Ziereis, H., H. Schlager, and P. Schulte, NO, NOy, and O3 Intercomparisons during POLINAT 2, in POLINAT 2, edited by U. Schumann, EUR 18877 EN, pp. 55-63, Eur. Comm., Luxembourg, 1999b.
  67. Ziereis, H., H. Schlager, P. Schulte, P. F. J. van Velthoven, and F. Slemr, Distributions of NO, NOx, and NOy in the upper troposphere and lower stratosphere between 28° and 61°N during POLINAT 2, J. Geophys. Res., 105, 3653-3664, 2000.