Respiratory fluid mechanics in the lung

XTM_slice

Slice of the pulmonary acinus of a mouse obtained with X-ray tomographic microscopy (XTM) imaging (source: Prof. JC Schittny, University of Bern, Switzerland & Swiss Light Source).

Reconstr_XTM_alvgeom

Reconstructed 3D alveolar sac from XTM data.

alveolus_spheremodel

Computational fluid dynamics (CFD) of respiratory flows & particle transport in a single alveolus.

Spacefilling_model

Model of the branching structure of the pulmonary acinar tree using space-filling alveoli.

SpaceFill_parttrack

Examples of 1 micron particle trajectories in a space-filling acinar tree over multiple breathing cycles.