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Size fractionated PM2.5 and PM2.5–10 airborne particulates collected from the airport housing society site in Rawalpindi were characterized using the non destructive ion beam analysis method. Proton induced X-ray emission and Proton induced gamma ray emission were employed to quantify 28 trace elements in fine and coarse filter samples. The average PM2.5 and PM2.5–10 masses were found to be 15.7 and...
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