Visualizing Speech-Generated Oral Fluid Droplets with Laser Light Scattering

Published in New England Journal of Medicine, 2020

Recommended citation: Anfinrud P, Stadnytskyi V, Bax CE, Bax A. Visualizing speech-generated oral fluid droplets with laser light scattering. N Engl J Med 2020;382:2061-2062 https://www.nejm.org/doi/full/10.1056/nejmc2007800

In this paper, we visualized and counted number of particles produced by normal speech. We have found the average speech droplets emission rate is 1000 droplets per second with peak emission rate at 10,000 droplets per second.

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Recommended citation: Anfinrud P, Stadnytskyi V, Bax CE, Bax A. Visualizing speech-generated oral fluid droplets with laser light scattering. N Engl J Med 2020;382:2061-2062