To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie S7. Simulations showing the kinetics of aggregation of swimmers at a plane wall and at a plane interface. Flow-induced phase separation of active particles is controlled by boundary conditions Shashi Thutupalli, Delphine Geyer, Rajesh Singh, Ronojoy Adhikari, and Howard A. Stone PNAS. 2018. 115:5403-5408 DOI: 10.1073/pnas.1718807115 Download Original Video Browse All Videos »