We thank the LTU International Airways for financial and logistic support. This work is financially supported by the Environmental Technologies RTD Program of the Commission of the European Communities DG XII under Contract ENV4-CT95-0006.
Baumgardner, D., and B. Huebert, 1993: The airborne aerosol inlet workshop: Meeting report. J. Aerosol Sci.,24, 835–846.
——, ——, and C. Wilson 1991: Meeting review: Airborne aerosol inlet workshop. NCAR Tech. Note TN-362 + 1A, 288 pp.
Brenninkmeijer, C. A. M., and Coauthors, 1999: CARIBIC—Civil aircraft for global measurement of trace gases and aerosols in the tropopause region. J. Atmos. Oceanic Technol.,16, 1373–1383.
Cain, S. A., and M. Ram, 1998: Numerical simulation studies of the turbulent airflow through a shrouded airborne aerosol sampling probe and estimation of the minimum sampler transmission efficiency. J. Aerosol Sci.,29, 1145–1156.
——, ——, and S. Woodward, 1998: Qualitative and quantitative wind-tunnel measurements of the airflow through a shrouded airborne aerosol sampling probe. J. Aerosol Sci.,29, 1157–1169.
Crane, R. I., and R. L. Evans, 1977: Inertial deposition of particles in a bend pipe. J. Aerosol Sci.,8, 161–170.
Driscoll, W. G., and W. Vaughan, Eds., 1978: Handbook of Optics. McGraw-Hill, 1600 pp.
Geller, A. S., D. J. Rader, and S. N. Kempka, 1993: Calculation of particle concentration around aircraft-like geometries. J. Aerosol Sci.,24, 823–834.
Hindmarsh, A. C., 1983: Odepack, a systemized collection of ODE solvers. IMACS Transaction on Scientific Computing, R. S. Stepleman, Ed., 55–64.
Holton, J. R., P. H. Haynes, M. E. McIntyre, A. R. Douglass, R. B. Rood, and L. Pfister, 1995: Stratosphere–troposphere exchange. Rev. Geophys.,33, 403–439.
Huebbert, B. J., G. Lee, and W. L. Warren, 1990: Airborne aerosol inlet passing efficiency measurements. J. Geophys. Res.,95, 16 369–16 381.
Innovative Research, 1996: Reference Manual for COMPACT-2D Version 4.0. Innovative Research, Inc.
Ivie, J. J., L. J. Forney, and R. L. Roach, 1990: Supersonic particle probes: Measurement of internal wall losses. Aerosol Sci. Technol.,13, 368–385.
King, W. D., 1984: Air flow and particle trajectories around aircraft fuselages. I: Theory. J. Atmos. Oceanic Technol.,1, 5–13.
——, 1985: Air flow and particle trajectories around aircraft fuselages. Part III: Extensions to particles of arbitrary shape. J. Atmos. Oceanic Technol.,2, 539–547.
——, 1986: Air flow and particle trajectories around aircraft fuselages. IV: Orientation of ice crystals. J. Atmos. Oceanic Technol.,3, 433–440.
——, D. E. Turvey, D. Williams, and D. J. Llewellyn, 1984: Air flow and particle trajectories around aircraft fuselages. II: Measurements. J. Atmos. Oceanic Technol.,1, 14–21.
Laucks, M. L., and C. H. Twohy, 1998: Size-dependent collection efficiency of an airborne counterflow virtual impactor. Aerosol Sci. Technol.,28, 40–61.
Lin, H., and J. Heintzenberg, 1995: A theoretical study of the counterflow virtual impactor. J. Aerosol Sci.,26, 903–914.
Marenco, A., and Coauthors, 1998: Measurement of ozone and water vapor by Airbus in-service aircraft: The MOZAIC airborne program: An overview. J. Geophys. Res.,103, 25 631–25 642.
McFarland, A. R., C. A. Ortiz, M. E. Moore, R. E. DeOette Jr., and S. Somsundaram, 1989: A shrouded aerosol sampling probe. Environ. Sci. Technol.,23, 1487–1492.
Porter, J. N., A. D. Clarke, G. Ferry, and R. F. Pueschel, 1992: Aircraft studies of size-dependent aerosol sampling through inlets. J. Geophys. Res.,97, 3815–3824.
Pui, D. Y. H., F. Romay-Novas, and B. Y. H. Liu, 1987: Experimental study of particle deposition in bends of circular cross-section. Aerosol Sci. Technol.,7, 301–315.
Radke, L. F., and J. E. Dye, 1991: Aircraft electrical charge: An aerosol inlet issue. NCAR Tech. Note TN-362 + 1A, 288 pp.
Ram, M., S. A. Cain, and D. B. Taulbee, 1995: Design of a shrouded probe for airborne aerosol sampling in a high velocity airstream. J. Aerosol Sci.,26, 945–962.
Romay, F. J., D. Y. H. Pui, T. J. Smith, N. D. Ngo, and J. H. Vincent, 1996: Corona discharge effects on aerosol sampling efficiency. Atmos. Environ.,30, 2607–2613.
Scheibel, H. G., and J. Porstendörfer, 1983: Generation of monodisperse Ag and NaCl aerosols with particle diameters between 2 and 300 nm. J. Aerosol Sci.,14, 113–126.
Schmidt-Ott, A., 1988: New approaches to in situ characterization of ultrafine agglomerates. J. Aerosol Sci.,19, 553–563.
Schröder, F., and J. Ström, 1997: Aircraft measurements of sub micrometer aerosol particles (>7 nm) in the midlatitude free troposphere and tropopause region. Atmos. Res.,44, 333–356.
Sheridan, P. J., and R. B. Norton, 1998: Determination of the passing efficiency for aerosol chemical species through a typical aircraft-mounted, diffuser-type aerosol inlet system. J. Geophys. Res.,103, 8215–8225.
Soderman, P. T., N. L. Hazen, and W. H. Brune, 1991: On the aerodynamic design of gas and aerosol samplers for aircraft. NCAR Tech. Note TN-362 + 1A, 288 pp.
Steele, H. M., and P. Hamill, 1981: Effects of temperature and humidity on the growth and optical properties of sulphuric acid-water droplets in the stratosphere. J. Aerosol Sci.,12, 517–528.
Torgeson, W. L., and S. C. Stern, 1966: An aircraft impactor for determining the size distributions of tropospheric aerosol. J. Appl. Meteor.,5, 205–210.
Twohy, C. H., 1998: Model calculations and wind-tunnel testing of an isokinetic shroud for high-speed sampling. Aerosol Sci. Technol.,29, 261–280.
——, and D. Rogers, 1993: Airflow and water-drop trajectories at instrument sampling points around the Beechcraft King Air and Lockheed Electra. J. Atmos. Oceanic Technol.,10, 566–578.
Weber, R. J., A. D. Clark, M. Litchy, J. Li, G. Kok, R. D. Schillawski, and P. H. McMurry, 1998: Spurious aerosol measurements when sampling from aircraft in the vicinity of clouds. J. Geophys. Res.,103, 28 337–28 346.
Wilck, M., 1999: Modal modelling of multicomponent aerosols. Ph.D. thesis, Universität Leipzig, 137 pp. [Available from Martin Wilck, Institute for Tropospheric Research, Permoser Str. 15, D-04318, Leipzig, Germany; also available from email@example.com.].
——, and F. Stratmann, 1997: A 2-D multicomponent aerosol model and its application to laminar flow reactors. J. Aerosol Sci.,28, 959–972.
Willeke, K., and P. A. Baron, 1993: Aerosol Measurements: Principles, Techniques and Applications. Van Nostrand Reinhold, 876 pp.
Zeleznik, F. J., 1991: Thermodynamic properties of the aqueous sulfuric acid system to 350K. J. Phys. Chem. Ref. Data,20, 1157–1200.