A numerical study of the aerosol behavior in intra-acinar region of a human lung [0.03%]
人体肺亚级小叶区域内气溶胶行为的数值研究
Dogan Ciloglu
Dogan Ciloglu
The determination of the particle dynamics in the human acinar airways having millions of alveoli is critical in preventing potential health problems and delivering therapeutic particles effectively to target locations. Despite its complex ...
A mathematical framework for estimating risk of airborne transmission of COVID-19 with application to face mask use and social distancing [0.03%]
估计COVID-19气溶胶传播风险的数学模型及其在口罩使用和社交隔离中的应用
Rajat Mittal,Charles Meneveau,Wen Wu
Rajat Mittal
A mathematical model for estimating the risk of airborne transmission of a respiratory infection such as COVID-19 is presented. The model employs basic concepts from fluid dynamics and incorporates the known scope of factors involved in the...
Reducing chances of COVID-19 infection by a cough cloud in a closed space [0.03%]
如何减少封闭空间内因咳嗽产生的病毒云而感染COVID-19的机会
Amit Agrawal,Rajneesh Bhardwaj
Amit Agrawal
The cough of a COVID-19 infected subject contaminates a large volume of surrounding air with coronavirus due to the entrainment of surrounding air in the jet-like flow created by the cough. In the present work, we estimate this volume of th...
Santosh K Das,Jan-E Alam,Salvatore Plumari et al.
Santosh K Das et al.
The spread of COVID19 through droplets ejected by infected individuals during sneezing and coughing has been considered a matter of key concern. Therefore, a quantitative understanding of the propagation of droplets containing the virus ass...
Talib Dbouk,Dimitris Drikakis
Talib Dbouk
The contribution of this paper toward understanding of airborne coronavirus survival is twofold: We develop new theoretical correlations for the unsteady evaporation of coronavirus (CoV) contaminated saliva droplets. Furthermore, we impleme...
Emroj Hossain,Satyanu Bhadra,Harsh Jain et al.
Emroj Hossain et al.
N95 respirators comprise a critical part of the personal protective equipment used by frontline health-care workers and are typically meant for one-time usage. However, the recent COVID-19 pandemic has resulted in a serious shortage of thes...
Breakup morphology of expelled respiratory liquid: From the perspective of hydrodynamic instabilities [0.03%]
排出呼吸道液体的破碎形态：从流体动力学不稳定的视角研究
M Vadivukkarasan,K Dhivyaraja,Mahesh V Panchagnula
M Vadivukkarasan
Understanding the breakup morphology of an expelled respiratory liquid is an emerging interest in diverse fields to enhance the efficacious strategies to attenuate disease transmission. In this paper, we present the possible hydrodynamic in...
Visualizing droplet dispersal for face shields and masks with exhalation valves [0.03%]
可视化面屏和带呼气阀口罩的飞沫扩散过程
Siddhartha Verma,Manhar Dhanak,John Frankenfield
Siddhartha Verma
Several places across the world are experiencing a steep surge in COVID-19 infections. Face masks have become increasingly accepted as one of the most effective means for combating the spread of the disease when used in combination with soc...
Padmanabha Prasanna Simha,Prasanna Simha Mohan Rao
Padmanabha Prasanna Simha
Coughs are one of the primary means of transmission of diseases such as influenza and SARS-CoV-2 (COVID-19). Disease spreading occurs by the expulsion of pathogen containing aerosol droplets. Fine droplets can pass through layers of masks a...
Reopening dentistry after COVID-19: Complete suppression of aerosolization in dental procedures by viscoelastic Medusa Gorgo [0.03%]
COVID-19过后牙科的重新开放:通过使用粘弹性美杜莎戈耳戈实现牙科手术中气溶胶的完全抑制
Jevon Plog,Jingwei Wu,Yasmin J Dias et al.
Jevon Plog et al.
The aerosol transmissibility of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) has impacted the delivery of health care and essentially stopped the provision of medical and dental therapies. Dentistry uses rotary, ultrasonic, ...