In situ aerosol characterization at Cape Verde

References

• Ansmann, A., Petzold, A., Kandler, K., Tegen, I., Wendisch, M. and co-authors. 2011. Saharan mineral dust experiments SAMUM-1 and SAMUM-2: what have we learned? Tellus 63B, this issue.
   Google Scholar
• Berg, O. H., Swietlicki, E. and Krejci, R. 1998. Hygroscopic growth of aerosol particles in the marine boundary layer over the Pacific and Southern Oceans during the First Aerosol Characterization Experi-ment (ACE 1). J. Geophys. Res. 103, 16535–16545.
   Web of Science ®Google Scholar
• Birmili, W. 1998. Production of New Ultrafine Particles in Continental Air Masses. PhD Thesis, University of Leipzig, Germany.
   Google Scholar
• Birmili, W., Stratmann, F. and Wiedensohler, A. 1999. Design of a DMA-based size spectrometer for a large particle size range and stable operation. J. Aerosol Sci. 30, 549–553.
   Google Scholar
• Birmili, W., Schepanski, K., Ansmann, A., Spindler, G., Tegen, I. and co-authors . 2008. A case of extreme particulate matter concentrations over Central Europe caused by dust emitted over the southern Ukraine. Atmos. Chem. Phys. 8, 997-1016.
   Google Scholar
• Birmili, W., Schwirn, K., Nowak, A., Petäjä, T., Joutsensaari, J. and co-authors. 2009. Measurements of humidified particle number size distributions in a Finnish boreal forest: derivation of hygroscopic particle growth factors. Boreal Environ. Res. 14, 458-480.
   Google Scholar
• Cheng, Y. F., Eichler, H., Wiedensohler, A., Heintzenberg, J., Zhang, Y. H. and co-authors. 2006. Mixing state of elemental carbon and non-light-absorbing aerosol components derived from in situ particle optical properties at Xinken in Pearl River Delta of China. J. Geophys. Res. 111, D20204, doi:10.1029/2005JD006929.
   Google Scholar
• Chiapello, I., Bergametti, G., Gomes, L., Chatenet, B., Dulac, E and co-authors. 1995. An additional low layer transport of Sahelian and Saharan dust over the North-Eastern Tropical Atlantic. Geophys. Res. Lett. 22, 3191-3194.
   Web of Science ®Google Scholar
• Chiapello, I., Bergametti, G., Chatenet, B., Bousquet, P., Dulac, F. and co-authors. 1997. Origins of African dust transported over the north-eastern tropical Atlantic. J. Geophys. Res. 102, 13701-13709.
   Google Scholar
• Covert, D. S., Charlson, R. J. and Ahlquist, N. C. 1972. A study of the relationship of chemical composition and humidity to light scattering by aerosols. J. AppL Meteor 11, 968–976.
   Google Scholar
• DeCarlo, P. F., Slowilc, J. G., Worsnop, D. R., Davidovits, P. and Jimenez, J. L. 2004. Particle morphology and density characterization by com-bined mobility and aerodynamic diameter measurements. Part 1: the-ory. Aerosol Sci. TechnoL 38, 1185–1205.
   Web of Science ®Google Scholar
• Duplissy, J., Gysel, M., Sjogren, S., Meyer, N., Good, N. and co-authors. 2009. Intercomparison study of six HTDMAs: results and recommen-dations. Atmos. Meas. Tech. 2, 363-378.
   Google Scholar
• Engelstaedter, S., Tegen, I. and Washington, R. 2006. North African dust emissions and transport. Earth-Sci. Rev. 79, 73–100.
   Google Scholar
• Fitzgerald, J. W. 1991. Marine aerosols: a review. Atmos. Environ. 25, 533–545.
   Web of Science ®Google Scholar
• Forster, P., Ramaswamy, V, Artaxo, P., Berntsen, T., Betts, R. and co-authors. 2007. Changes in atmospheric constituents and in radiative forcing. In: Climate Change 2007: The Physical Science Basis. Contribution of Working Group I to the Fourth Assessment Report of the Intergovernmental Panel on Climate Change (eds.Solomon, S., Qin, D., Manning, M., Chen, Z., Marquis, M., Averyt, K. B., Tignor, M. and Miller, H. L.). Cambridge University Press, Cambridge, UK and New York, USA.
   Google Scholar
• Gras, J. L. and Ayers, G. P. 1983. Marine aerosol at Southern Mid-Latitudes. J. Geophys. Res. 88, 10661–10666.
   Web of Science ®Google Scholar
• Gysel, M., Weingartner, E. and Baltensperger, U. 2002. Hygroscopicity of aerosol particles at low temperatures.2. Theoretical and experimen-tal hygroscopic properties of laboratory generated aerosols. Environ. Sci. TechnoL 36, 63–68.
   PubMed Web of Science ®Google Scholar
• Gysel, M., McFiggans, G. B. and Coe, H. 2009. Inversion of tandem differential mobility analyser (TDMA) measurements. J. Aerosol Sci. 40, 134–151.
   Google Scholar
• Hänel, G. 1976. The properties of atmospheric aerosol particles as func-tions of the relative humidity at thermodynamic equilibrium with the surrounding moist air. Adv. Geophys. 19, 74–189.
   Google Scholar
• Haywood, J. M., Francis, P. N., Glew, M. D. and Taylor, J. P. 2001. Optical properties and direct radiative effect of Saharan dust: a case study of two Saharan dust outbreaks using aircraft data. J. Geophys. Res. 106, 18417–18430.
   Web of Science ®Google Scholar
• Hoppel, W. A., Fitzgerald, J. W., Frick, G. M., Larson, R. E. and Mack, E. J. 1990. Aerosol size distributions and optical properties found in the marine boundary layer over the Atlantic ocean. J. Geophys. Res. 95, 3659–3686.
   Web of Science ®Google Scholar
• IPCC 2007. Climate Change 2007: The Physical Science Basis. Contributions of Working Group I to the Fourth Assessment Report of the Intergovernmental Panel on Climate Change. Cambridge University Press, Cambridge, UK and New York, USA.
   Google Scholar
• Jokinen, V. and Mäkelä, J. M. 1997. Closed-loop arrangement with critical orifice for DMA sheath/excess flow system. J. Aerosol Sci. 28, 643–648.
   Google Scholar
• Junge, C. and Jaenicke, R. 1971. New results in background aerosols studies from the Atlantic expedition of the R.V. Meteor, Spring 1969. J. Aerosol Sci. 2, 305–314.
   Google Scholar
• Kaaden, N., Massling, A., Schladitz, A., Muller, T., Kandler, K. and co-authors. 2009. State of mixing, shape factor, number size dis-tribution, and hygroscopic growth of the Saharan anthropogenic and mineral dust aerosol at Tinfou, Morocco. Tellus 61B, 51-63.
   Google Scholar
• Kandler, K., Schiitz, L., Deutscher, C., Ebert, M., Hofmann, H. and co-authors. 2009. Size distribution, mass concentration, chemical and mineralogical composition and derived optical parameters of the boundary layer aerosol at Tinfou, Morocco, during SAMUM 2006. Tellus 61B, 32-50.
   Google Scholar
• Kandler, K., Schiitz, L., Jäckel, S., Lieke, K., Emmel, C. and co-authors. 2011a. Ground-based off-line aerosol measurements at Praia, Cape Verde, during the Saharan Mineral Dust Experiment: Microphysical properties and mineralogy. Tellus 63B, this issue.
   Google Scholar
• Kandler, K., Lieke, K., Benker, N., Emmel, C., Kiipper, M. and co-authors. 2011b. Electron microscopy of particles collected at Praia, Cape Verde, during the Saharan Mineral Dust Experiment: particle chemistry, shape, mixing state and complex refractive index. Tellus 63B, this issue.
   Google Scholar
• Kelly, W. P. and McMurry, P. H. 1992. Measurement of particle density by inertial classification of differential mobility analyzer-generated monodisperse aerosols. Aerosol Sci. TechnoL 17, 199–212.
   Web of Science ®Google Scholar
• Kinne, S., Lohmann, U., Feichter, J., Schulz, M., Timmreck, C. and co-authors. 2003. Monthly averages of aerosol properties: a global comparison among models, satellite data, and AERONET ground data. J. Geophys. Res. 108(D20), 4634, doi:10.1029/2001JD001253.
   Google Scholar
• Knippertz, P., Tesche, M., Heinold, B., Kandler, K., Toledano, C. and co-authors. 2011. Dust mobilization and aerosol transport from West Africa to Cape Verde: a meteorological overview of SAMUM-2. Tel-lus 63B, this issue.
   Google Scholar
• Leinert, S. and Wiedensohler, A. 2008. A DMA and APS based technique for measuring aerodynamic hygroscopic growth factors of micrometer-size aerosol particles. J. Aerosol Sci. 39, 393-402.
   Web of Science ®Google Scholar
• Liu, B. Y. H., Pui, D. Y. H., Whitby, K. T., Kittelson, D. B., Kousaka, Y. and co-authors. 1978. The aerosol mobility chromatograph: a new detector for sulfuric acid aerosols. Atmos. Environ. 12, 99-104.
   Google Scholar
• Massling, A., Wiedensohler, A., Busch, B., Neusilfs, C., Quinn, P. and co-authors. 2003. Hygroscopic properties of different aerosol types over the Atlantic and Indian Oceans. Atmos. Chem. Phys. 3, 1377-1397.
   Google Scholar
• Massling, A., Leinert, S., Wiedensohler, A. and Covert, D. 2007. Hygro-scopic growth of sub-micrometer and one-micrometer aerosol parti-cles measured during ACE-Asia. Atmos. Chem. Phys. 7, 3249–3259.
   Web of Science ®Google Scholar
• Massling, A., Niedermeier, N., Hennig, T., Fors, E., Swietlicki, E. and co-authors. 2011. Results and recommendations from an intercom-parison of six Hygroscopicity-TDMA systems. Atmos. Meas. Tech. 4, 485-497.
   Google Scholar
• Meier, J., Wehner, B., Massling, A., Birmili, W., Nowak, A. and co-authors. 2009. Hygroscopic growth of urban aerosol particles in Bei-jing (China) during wintertime: a comparison of three experimental methods. Atmos. Chem. Phys. 9, 6865-6880.
   Web of Science ®Google Scholar
• Meszáros, A. and Vissy, K. 1974. Concentration, size distribution and chemical nature of atmospheric aerosol particles in remote oceanic areas. J. Aerosol Sci. 5, 101–109.
   Google Scholar
• Niedermeier, D., Wex, H., Voigtländer, J., Stratmann, F., Briiggemann, E. and co-authors. 2008. LACIS-measurements and parameterization of sea-salt particle hygroscopic growth and activation. Atmos. Chem. Phys. 8, 579-590.
   Google Scholar
• O'Dowd, C. D. and Smith, M. H. 1993. Physicochemical properties of aerosols over the northeast Atlantic: evidence for wind-speed-related submicron sea-salt aerosol production. J. Geophys. Res. 98, 1137–1149.
   Web of Science ®Google Scholar
• O'Dowd, C. D., Smith, M. H., Consterdine, I. E. and Lowe, J. A. 1997. Marine aerosol, sea-salt, and the marine sulphur cycle: a short review. Atmos. Environ. 31, 73–80.
   Web of Science ®Google Scholar
• Petters, M. D. and Kreidenweis, S. M. 2007. A single parameter rep-resentation of hygroscopic growth and cloud condensation nucleus activity. Atmos. Chem. Phys. 7, 1961–1971.
   Web of Science ®Google Scholar
• Ramaswamy, V, Boucher, O., Haigh, J., Hauglustaine, D., Haywood, J. and co-authors. 2001. Radiative forcing of climate change. In: Climate Change 2001: The scientific Basis. Contribution of Working Group to the Third Assessment Report of the Intergovernmental Panel on Climate Change (eds.Houghton, J. T., Ding, Y., Griggs, D. J., Noguer, M., vanderLinden, P. J. and Xiasu, D.). Cambridge University Press, Cambridge, UK and New York, USA, 349-416.
   Google Scholar
• Randall, D. A., Wood, R. A., Bony, S., Colman, R., Fichefet, T. and co-authors. 2007. Climate models and their evaluation. In: Climate Change 2007: The Physical Basis. Contribution of Working group I to the Fourth Assessment Report of the Intergovernmental Panel on Climate Change (eds.Solomon, S., Qin, D., Manning, M., Chen, Z., Marquis, M., Averyt, K. B., Tignor, M. and Miller, H. L.). Cambridge University Press, Cambridge, UK and New York, USA.
   Google Scholar
• Schladitz, A., Muller, T., Kaaden, N., Massling, A., Kandler, K. and co-authors. 2009. In situ measurements of optical properties at Tinfou (Morocco) during the Saharan Mineral Dust Experiment SAMUM 2006. Tellus 61B, 64-78.
   Google Scholar
• Schladitz, A., Muller, T., Nordmann, S., Tesche, M., Grof3, S. and co-authors. 2011. In-situ aerosol characterization at Cape Verde. Part 2: Parameterization of relative humidity- and wavelength-dependent aerosol optical properties. Tellus 63B, this issue.
   Google Scholar
• Stock, M., Cheng, Y. F., Birmili, W., Massling, A., Wehner, B., Muller, T., Leinert, S., Kalivitis, N., Mihalopoulos, N. and Wiedensohler, A. 2011. Hygroscopic properties of atmospheric aerosol particles over the Eastern Mediterranean: implications for regional direct radiative forcing under clean and polluted conditions. Atmos. Chem. Phys. 11, 4251–4271.
   Web of Science ®Google Scholar
• Stratmann, F. and Wiedensohler, A. 1996. A new data inversion algo-rithm for DMPS-measurements. J. Aerosol Sci. 27(Supplement 1), 339-340.
   Google Scholar
• Swietlicki, E., Zhou, J., Covert, D. S., Hämeri, K., Busch, B. and co-authors. 2000. Hygroscopic properties of aerosol particles in the north-eastern Atlantic during ACE-2. Tellus 52B, 201-227.
   Google Scholar
• Swietlicki, E., Hansson, H. C., Hämeri, K., Svenningsson, B., Massling, A. and co-authors. 2008. Hygroscopic properties of submicrometer atmospheric aerosol particles measured with H-TDMA instruments in various environments-a review. Tellus 60B, 432-469.
   Google Scholar
• Tang, I. N. 1996. Chemical and size effects of hygroscopic aerosols on light scattering coefficients. J. Geophys. Res. 101, 19245–19250.
   Web of Science ®Google Scholar
• Tang, I. N. and Munkelwitz, H. R. 1994. Water activities, densities, and refractive indices of aqueous sulfates and sodium nitrate droplets of atmospheric importance. J. Geophys. Res. 99, 18801–19808.
   Web of Science ®Google Scholar
• Tesche, M., Ansmann, A., Muller, D., Althausen, D., Engelmann, R. and co-authors. 2009. Vertically resolved separation of dust and smoke over Cape Verde using multiwavelength Raman and polarization lidars during Saharan Mineral Dust Experiment 2008. J. Geophys. Res. 114, D13202, doi:10.1029/2009JD011862.
   Google Scholar
• Tuch, T. M., Haudek, A., Muller, T., Nowak, A., Wex, H. and co-authors. 2009. Design and performance of an automatic regenerating adsorp-tion aerosol dryer for continuous operation at monitoring sites. Atmos. Meas. Tech. 2, 417-422.
   Google Scholar
• Wiedensohler, A., Orsini, D., Covert, D. S., Coffmann, D., Cantrell, W. and co-authors. 1997. Intercomparison study of the size-dependent counting efficiency of 26 condensation particle counters. Aerosol Sci. TechnoL 27, 224-242.
   Google Scholar