Direct Measurement of Unsteady Microscale Stokes Flow Using Optically Driven Microspheres
N. Bruot, P. Cicuta, H. Gadelha, R. E. Goldstein, J. E. Kotar, E. Lauga, F. Nadal
The paper directly measures unsteady microscale Stokes flow by tracking tracer particles around an oscillating particle, revealing phase lag and flow patterns consistent with theoretical predictions.
bioRxiv · Oct 28, 2020Biophysics