Haze or smog episodes,which are characterized by the presence of paniculate matter at diameters less than2.5 urn(PM2.5),have attracted increasing attention during the pastfew decades[1].PM2.5 has adverse effects onhum...Haze or smog episodes,which are characterized by the presence of paniculate matter at diameters less than2.5 urn(PM2.5),have attracted increasing attention during the pastfew decades[1].PM2.5 has adverse effects onhuman respiratory health as well as on air visibility[2,3].IntheBeijing-Tianjin-Hebei(BTH)region of China,haze has become especially serious in recent years because of industrial ex-展开更多
基金supported by the National Basic Research Program of China(Grant No.2014CB744302)the Specially Funded Program on National Key Scientific Instruments and Equipment Development(Grant No.2012YQ140005)+1 种基金the China Petroleum and Chemical Industry Association Science and Technology Guidance Program(Grant No.2016-01-07)the National Nature Science Foundation of China(Grant No.11574401)
文摘Haze or smog episodes,which are characterized by the presence of paniculate matter at diameters less than2.5 urn(PM2.5),have attracted increasing attention during the pastfew decades[1].PM2.5 has adverse effects onhuman respiratory health as well as on air visibility[2,3].IntheBeijing-Tianjin-Hebei(BTH)region of China,haze has become especially serious in recent years because of industrial ex-
