Wearing a mask in public is basically the norm these days (or at least, it should be). But let's be real, surgical masks aren't perfect. Namely, they can have a loose fit and allow potentially ...

Wearing a mask can help prevent the spread of viruses such as SARS-CoV-2, but a mask's effectiveness depends on how well it fits. Currently, there are no simple ways to measure the fit of a mask, but ...

Fig. 1. Given (a) the scanned face model of a subject, we develop an optimization-based approach to design (b&c) a PAP mask cushion that fits the face model. (d) The designed mask cushion is ...

As health officials scramble to minimize spread of the highly contagious Omicron variant, many experts have recommended that people switch from cloth or surgical masks to more-protective N95 and KN95 ...