Jimenez, Jose, and Peng, Zhe. 2020. “Exhaled CO2 as COVID-19 infection risk proxy for different indoor environments and activities.” medRxiv, September 10, 2020.
Abstract CO2 is co-exhaled with aerosols containing SARS-CoV-2 by COVID-19 infected people and can be used as a proxy of SARS-CoV-2 concentrations indoors. Indoor CO2 measurements by low-cost sensors hold promise for mass monitoring of indoor aerosol transmission risk for COVID-19 and other respiratory diseases. We derive analytical expressions of CO2-based risk proxies and apply […]