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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
earth and planetary sciences
Annual variation of particulate organic compounds in PM
10
in the urban atmosphere of Algiers
Atmospheric Research, Volume 92, No. 2, Year 2009
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Description
Measurements of the principle solvent extractable organic components associated with airborne particulates were conducted at two urban sites of Algiers, Algeria, between July 2005 and June 2006 to gain information about their ambient concentration levels and source impacts. The compounds identified included n-alkanes, n-alkanoic mono- and dicarboxylic acids, polycyclic aromatic hydrocarbons (PAHs), nitrated-PAHs (N-PAHs), and nitrogen/oxygen containing polycyclic aromatic compounds (PACs). The seasonal average concentrations for these chemical groups ranged from 42-193 ng m- 3, 292-2656 ng m- 3, 8-629 ng m- 3, 12-189 pg m- 3, and 2-9 ng m- 3, respectively. Maximum concentrations were recorded during the cold season for all groups except N-PAHs that peaked in summertime. Fatty acids accounted for more than 67% of total organic aerosol mass at both sites. The ratios between atmospheric concentrations of marker species as well as the evolution of the distribution of species in the chemical groups studied indicate that the organic aerosols are of vehicular origin. © 2008 Elsevier B.V. All rights reserved.
Authors & Co-Authors
Ladji, Riad
Algeria, Algiers
Université Des Sciences et de la Technologie Houari Boumediene
Algeria, Bou Ismail
Centre de Recherche Scientifique et Technique en Analyses Physico- Chimiques
Yassaa, Noureddine
Algeria, Algiers
Université Des Sciences et de la Technologie Houari Boumediene
Algeria, Bou Ismail
Centre de Recherche Scientifique et Technique en Analyses Physico- Chimiques
Balducci, Catia
Italy, Rome
Istituto Sull'inquinamento Atmosferico, Rome
Cecinato, Angelo
Italy, Rome
Istituto Sull'inquinamento Atmosferico, Rome
Meklati, Brahim Youcef
Algeria, Bou Ismail
Centre de Recherche Scientifique et Technique en Analyses Physico- Chimiques
Statistics
Citations: 72
Authors: 5
Affiliations: 3
Identifiers
Doi:
10.1016/j.atmosres.2008.12.002
ISSN:
01698095
Study Locations
Algeria