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1、AerosolScienceandTechnologyISSN:0278-6826(Print)1521-7388(Online)Journalhomepage:http://www.tandfonline.com/loi/uast20ScavengingRatiosinanUrbanAreaintheSpanishBasqueCountryD.Encinas,I.Calzada&H.CasadoTocitethisarticle:D.Encinas,I.Calzada&H.Casado(2004)ScavengingRatiosinanUrbanAreaintheSpanishBasqu
2、eCountry,AerosolScienceandTechnology,38:7,685-691,DOI:10.1080/02786820490460716Tolinktothisarticle:https://doi.org/10.1080/02786820490460716Publishedonline:17Aug2010.SubmityourarticletothisjournalArticleviews:190Citingarticles:11ViewcitingarticlesFullTerms&Conditionsofaccessandusecanbefoundathttp:
3、//www.tandfonline.com/action/journalInformation?journalCode=uast20AerosolScienceandTechnology,38:685–691,2004CopyrightcAmericanAssociationforAerosolResearchISSN:0278-6826print/1521-7388onlineDOI:10.1080/02786820490460716ScavengingRatiosinanUrbanAreaintheSpanishBasqueCountryD.Encinas,I.Calzada,and
4、H.CasadoDepartamentodeF´ısicaAplicadaII,FacultadFarmacia,UniversidadPa´ısVasco,Vitoria(Alava),SpainwhereWxisthedimensionlessscavengingratioofXspecies;Foraperiodofsixyears(1995–2000)thescavengingratio,which(X)pand(X)aaretheXconcentrationsintheprecipitationistheratioofapollutant’sconcentrationinwate
5、rtoitsconcen-(µgg−1)andintheaerosol(µgm−3),respectively;andρ=trationinair,collectedatanurbansiteintheSpanishBasque1290gm−3istheairdensityat20◦Cand1013hPa.Countrywasstudied.TheaerosolischaracterizedbySO2−and4NO3−with1.79and1.61µgm−3,respectively.GreaterfractionsThescavengingratioisfundamentallyaffe
6、ctedbythefol-ofSO2−,NO−,andNH+ionswerepresentinthefineparticlelowingfactors:(1)particlesizeandhygroscopicityforaerosols,434range,whilegreaterfractionsofotherionsappearedinthecoarsewhichisitselfdependentuponmanyfactorsincludingchemicalrange.Themostimportantspeciesfoundintheprecipitationisspeciationa
7、ndatmosphericlifehistory;and(2)cloudtypeandSO2−with3.0mgl−1.NO−,Ca2+,andCl−arethesecondmost43precipitationintensity.Moreover,whilemuchofthepollutantimportantions.Thevolume-weightedmeanconcentrationofH+is4.6µgl−1(
