Tutorial: Understanding the transport, deposition, and translocation of particles in human respiratory systems using Computational Fluid-Particle Dynamics and …

Y Feng, J Zhao, H Hayati, T Sperry, H Yi - Journal of Aerosol Science, 2021 - Elsevier
Dynamic modeling of how particulate matter (PM) transport, deposit, and translocate from
human respiratory systems to systemic regions subject to indoor and outdoor exposures are …

In silico approaches to respiratory nasal flows: A review

K Inthavong, P Das, N Singh, J Sznitman - Journal of biomechanics, 2019 - Elsevier
The engineering discipline of in silico fluid dynamics delivers quantitative information on
airflow behaviour in the nasal regions with unprecedented detail, often beyond the reach of …

Aspiration efficiency and respiratory tract deposition of indoor suspended micro-particles during steady and transient breathings

K Kuga, R Kizuka, IMS Abouelhamd, K Ito - Building and Environment, 2024 - Elsevier
The assessment of potential health risks from exposure to airborne contaminants and the
inhalability of microparticles through human nasal breathing is crucial for the design of …

Detailed computational analysis of flow dynamics in an extended respiratory airway model

Y Shang, J Dong, L Tian, K Inthavong, J Tu - Clinical biomechanics, 2019 - Elsevier
Background Understanding respiratory physiology can aid clinicians in diagnosing the
cause of respiratory symptoms or shed light on drug delivery inhaler device optimisation …

Pressure distribution and flow dynamics in a nasal airway using a scale resolving simulation

J Van Strien, K Shrestha, S Gabriel, P Lappas… - Physics of …, 2021 - pubs.aip.org
Airflow through the nasal cavity exhibits a wide variety of fluid dynamic behaviors due to the
intricacy of the nasal geometry. The flow is naturally unsteady and perhaps turbulent …

Transient numerical simulation of airflow and fibrous particles in a human upper airway model

M Kiasadegh, H Emdad, G Ahmadi, O Abouali - Journal of Aerosol Science, 2020 - Elsevier
In this study, the unsteady airflow field in a realistic model of human upper airways during
the breathing cycle and the fibrous particle transport and deposition were investigated using …

Numerical study of the effect of nasopharynx airway obstruction on the transport and deposition of nanoparticles in nasal airways

Q Sun, J Dong, Y Zhang, L Tian, J Tu - Experimental and Computational …, 2022 - Springer
Although there is abundant literature for both experimental and numerical studies of
respiratory aerosol exposure in nasal airways, research efforts concentrating on diseased …

The role of normal nasal morphological variations from race and gender differences on respiratory physiology

R Shah, DO Frank-Ito - Respiratory physiology & neurobiology, 2022 - Elsevier
This study identifies anatomical and airflow-induced relationships based on nasal
morphological variations due to inter-and intra-racial differences and gender. Subject …

Effect of transient breathing cycle on the deposition of micro and nanoparticles on respiratory walls

K Kuga, R Kizuka, ND Khoa, K Ito - Computer Methods and Programs in …, 2023 - Elsevier
Background and objective From various perspectives (eg inhalation exposure and drug
delivery), it is important to provide insights into the behavior of inhaled particles in the …

Numerical simulation of welding fume lung dosimetry

J Zhao, Y Feng, M Bezerra, J Wang, T Sperry - Journal of Aerosol Science, 2019 - Elsevier
Exposures to airborne particles and toxic gases generated by welding fabrication activities
will potentially lead to various diseases. Accurate information on the transport and …