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    Prof. Saptarshi Basu Research Group 

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    Prof. Saptarshi Basu
    • Apr 2, 2021
    • 1 min

    Why Multilayer Face Mask is Most Recommended !

    Face masks prevent transmission of infectious respiratory diseases by blocking large droplets and aerosols during exhalation or inhalation. While three-layer masks are generally advised, many commonly available or makeshift masks contain single or double layers. Using carefully designed experiments involving high-speed imaging along with physics-based analysis, we show that high-momentum, large-sized (>250 micrometer) surrogate cough droplets can penetrate single- or double-l
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