Structural optimization of phase change material based heat exchanger for breathing air cooling
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DOI: 10.1016/j.applthermaleng.2021.116829
Abstract: Abstract The enormous amount of heat in fires can bring the inhaled air temperature to an extremely high level, which is fatal to the civilians. However, conventional rescue respirators are unable to control the breathing… read more here.
Keywords: material based; heat; breathing air; air ... See more keywords
The spread of breathing air from wind instruments and singers using schlieren techniques
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DOI: 10.1101/2021.01.06.20240903
Abstract: In this article, the spread of breathing air when playing wind instruments and singing was investigated and visualized using two methods: (1) schlieren imaging with a schlieren mirror and (2) background-oriented schlieren (BOS). These methods… read more here.
Keywords: spread breathing; instruments singers; breathing air; wind instruments ... See more keywords
Age-Specific Transmissibility Change of COVID-19 and Associations With Breathing Air Volume, Preexisting Immunity, and Government Response
Sign Up to like & getrecommendations! Published in 2022 at "Frontiers in Public Health"
DOI: 10.3389/fpubh.2022.850206
Abstract: Background The comprehensive impacts of diverse breathing air volumes and preexisting immunity on the host susceptibility to and transmission of COVID-19 at various pandemic stages have not been investigated. Methods We classified the US weekly… read more here.
Keywords: breathing air; air; age; transmissibility ... See more keywords