A microfluidic Braille valve platform for on-demand production, combinatorial screening and sorting of chemically distinct droplets.

Utharala R, Grab A, Vafaizadeh V, Peschke N, Ballinger M, Turei D, Tuechler N, Ma W, Ivanova O, Ortiz AG, Saez-Rodriguez J, Merten CA

Nature protocols, 2022

doi:10.1038/s41596-022-00740-4.