Modelling of strong heterogeneities in aerosol single scattering albedos over a polluted region Export

@article{citeulike:197604, abstract = {To date, most models dedicated to the investigation of aerosol direct or semi-direct radiative forcings have assumed the various aerosol components to be either completely externally mixed or homogeneously internally mixed. Some recent works have shown that a core-shell treatment of particles should be more realistic, leading to significant differences in the radiative impact as compared to only externally or well-internally mixed states. To account for these studies, an optical module, ORISAM-RAD, has been developed for computing aerosol radiative properties under the hypothesis of internally mixed particles with a n-layer spherical concentric structure. Mesoscale simulations using ORISAM-RAD, coupled with the 3D mesoscale model Meso-NH-C, have been performed for one selected day (06/24/2001) during the ESCOMPTE experiment in the Marseilles-Fos/Berre region, which illustrate the ability of this new module to reproduce spatial heterogeneities of measured single scattering albedo (\&\#969;_<i>o</i>), due to industrial and/or urban pollution plumes.}, author = {Mallet, M. and Pont, V. and Liousse, C.}, citeulike-article-id = {197604}, citeulike-linkout-0 = {http://www.agu.org/pubs/crossref/2005/2005GL022680.shtml}, citeulike-linkout-1 = {http://dx.doi.org/10.1029/2005GL022680}, day = {11}, doi = {10.1029/2005GL022680}, journal = {Geophysical Research Letters}, keywords = {aerosol, albedo, model, scattering, variability}, month = {May}, pages = {L09807+}, posted-at = {2005-05-12 19:38:28}, priority = {5}, title = {Modelling of strong heterogeneities in aerosol single scattering albedos over a polluted region}, url = {http://dx.doi.org/10.1029/2005GL022680}, volume = {32}, year = {2005} }

TY - JOUR ID - citeulike:197604 L3 - citeulike-article-id:197604 N2 - To date, most models dedicated to the investigation of aerosol direct or semi-direct radiative forcings have assumed the various aerosol components to be either completely externally mixed or homogeneously internally mixed. Some recent works have shown that a core-shell treatment of particles should be more realistic, leading to significant differences in the radiative impact as compared to only externally or well-internally mixed states. To account for these studies, an optical module, ORISAM-RAD, has been developed for computing aerosol radiative properties under the hypothesis of internally mixed particles with a n-layer spherical concentric structure. Mesoscale simulations using ORISAM-RAD, coupled with the 3D mesoscale model Meso-NH-C, have been performed for one selected day (06/24/2001) during the ESCOMPTE experiment in the Marseilles-Fos/Berre region, which illustrate the ability of this new module to reproduce spatial heterogeneities of measured single scattering albedo (&#969;_<i>o</i>), due to industrial and/or urban pollution plumes. JF - Geophysical Research Letters TI - Modelling of strong heterogeneities in aerosol single scattering albedos over a polluted region VL - 32 SP - L09807 KW - aerosol KW - albedo KW - model KW - scattering KW - variability AU - Mallet, M AU - Pont, V AU - Liousse, C PY - 2005/05/11/ UR - http://dx.doi.org/10.1029/2005GL022680 ER -