[HTML][HTML] Face masks in the new COVID-19 normal: materials, testing, and perspectives

MH Chua, W Cheng, SS Goh, J Kong, B Li, JYC Lim… - Research, 2020 - spj.science.org
The increasing prevalence of infectious diseases in recent decades has posed a serious
threat to public health. Routes of transmission differ, but the respiratory droplet or airborne …

Coughs and sneezes: their role in transmission of respiratory viral infections, including SARS-CoV-2

R Dhand, J Li - American journal of respiratory and critical care …, 2020 - atsjournals.org
The slogan “Coughs and Sneezes Spread Diseases” was coined in the United States during
the last great flu pandemic between 1918 and 1920 to highlight the role of coughs and …

[HTML][HTML] Efficacy of masks and face coverings in controlling outward aerosol particle emission from expiratory activities

S Asadi, CD Cappa, S Barreda, AS Wexler… - Scientific reports, 2020 - nature.com
The COVID-19 pandemic triggered a surge in demand for facemasks to protect against
disease transmission. In response to shortages, many public health authorities have …

The flow physics of COVID-19

R Mittal, R Ni, JH Seo - Journal of fluid Mechanics, 2020 - cambridge.org
Flow physics plays a key role in nearly every facet of the COVID-19 pandemic. This includes
the generation and aerosolization of virus-laden respiratory droplets from a host, its airborne …

Face masks considerably reduce COVID-19 cases in Germany

T Mitze, R Kosfeld, J Rode… - Proceedings of the …, 2020 - National Acad Sciences
We use the synthetic control method to analyze the effect of face masks on the spread of
COVID-19 in Germany. Our identification approach exploits regional variation in the point in …

Mask or no mask for COVID-19: A public health and market study

T Li, Y Liu, M Li, X Qian, SY Dai - PloS one, 2020 - journals.plos.org
Efficient strategies to contain the coronavirus disease 2019 (COVID-19) pandemic are
peremptory to relieve the negatively impacted public health and global economy, with the …

Visualizing the effectiveness of face masks in obstructing respiratory jets

S Verma, M Dhanak, J Frankenfield - Physics of Fluids, 2020 - pubs.aip.org
The use of face masks in public settings has been widely recommended by public health
officials during the current COVID-19 pandemic. The masks help mitigate the risk of cross …

[HTML][HTML] On respiratory droplets and face masks

T Dbouk, D Drikakis - Physics of Fluids, 2020 - pubs.aip.org
Face mask filters—textile, surgical, or respiratory—are widely used in an effort to limit the
spread of airborne viral infections. Our understanding of the droplet dynamics around a face …

Face mask use in the general population and optimal resource allocation during the COVID-19 pandemic

CJ Worby, HH Chang - Nature communications, 2020 - nature.com
The ongoing novel coronavirus disease (COVID-19) pandemic has already infected millions
worldwide and, with no vaccine available, interventions to mitigate transmission are urgently …

Inward and outward effectiveness of cloth masks, a surgical mask, and a face shield

J Pan, C Harb, W Leng, LC Marr - Aerosol Science and Technology, 2021 - Taylor & Francis
We evaluated the effectiveness of 11 face coverings for material filtration efficiency, inward
protection efficiency on a manikin, and outward protection efficiency on a manikin. At the …