Дізнайтеся, як «працюють» маски/респіратори N95 і FFP2. ✅Текст читав Артем Албул | Клятий раціоналіст. Відвідайте його канал: https://www.youtube.com/c/Клятийраціоналіст
✅Переклад, редагування, субтитрування, монтаж: Віталій Шевчук. ❕Підтримайте "Цікаву науку" на https://www.patreon.com/CikavaNauka
Картка ПБ: 4149 4996 5006 7992
Facebook: https://www.facebook.com/CikavaNaukaStudio
© Оригінальне відео: https://www.youtube.com/watch?v=eAdanPfQdCA
© Канал minutephysics: https://www.youtube.com/user/minutephysics
© Created by Henry Reich
© Музика у заставці: VasЯ OMG – PATSYKI Z FRANEKA (з дозволу авторів): https://www.youtube.com/watch?v=OC62zWk28QA
#SciTube #ЦікаваНаука #WatchUA REFERENCES 10X efficiency of electrically charged fibers "The electrostatic charge of N95 masks is a major contributor to their filtration efficiency, improving it at least 10-fold over uncharged fabric" (Tsai et al., Journal of Electrostatics 2002; Peter Tsai, personal communication).
Prakash Lab COVID-19 Response Group Working Draft Document on N95 masks: https://docs.google.com/document/d/1aACcbkyZjR7nZy_wWeGQ9U2iGy0y4QajBeOL8RqAZIQ/edit
Tsai, P. P., Schreuder-Gibson, H., & Gibson, P. (2002). Different electrostatic methods for making electret filters. Journal of electrostatics, 54(3-4), 333-341. https://www.researchgate.net/publication/222659741_Different_electrostatic_methods_for_making_electret_filters
“Electrostatic charge contributes as much as 95% of the filtration efficiency” Molina, A., Vyas, P., Khlystov, N., Kumar, S., Kothari, A., Deriso, D., … & Prakash, M. (2020). Project 1000 x 1000: Centrifugal melt spinning for distributed manufacturing of N95 filtering facepiece respirators. arXiv preprint arXiv:2004.13494. https://arxiv.org/pdf/2004.13494.pdf N95 & virus particle sizes Bałazy, A., Toivola, M., Adhikari, A., Sivasubramani, S. K., Reponen, T., & Grinshpun, S. A. (2006). Do N95 respirators provide 95% protection level against airborne viruses, and how adequate are surgical masks?. American journal of infection control, 34(2), 51-57. http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.488.4644&rep=rep1&type=pdf Harnish, D. A., Heimbuch, B. K., Husband, M., Lumley, A. E., Kinney, K., Shaffer, R. E., & Wander, J. D. (2013). Challenge of N95 filtering facepiece respirators with viable H1N1 influenza aerosols. Infection Control & Hospital Epidemiology, 34(5), 494-499. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4646082/ Liao, L., Xiao, W., Zhao, M., Yu, X., Wang, H., Wang, Q., … & Cui, Y. (2020). "Can N95 respirators be reused after disinfection? How many times?. ACS nano. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7202248/