Article | REF: MED7800 V1

Efficiency of filtration through respiratory protection masks

Authors: Sedigheh FARZANEH, Mohammadali SHIRINBAYAN, Michel BOCQUET, Abbas TCHARKHTCHI

Publication date: April 10, 2022

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4. Filtration mechanisms

Filtration has a relatively complex mechanism. It is linked to various physical phenomena such as gravity sedimentation, inertial impaction, interception, diffusion and electrostatic attraction . This mechanism is highly dependent on physical and chemical properties such as molecular weight, morphology,...

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Filtration mechanisms