High Deborah number flows through 3D contractions at the microscale
Afonso A.M., Alves M.A., Oliveira M.S.N., Pinho F.T., FEUP - Faculdade de Engenharia da Universidade do Porto, PT
In this work, we report a rich sequence of elastic transitions captured experimentally using a solution of polyethylene oxide in a water/glycerol mixture that exhibits shear-thinning and viscoelastic behavior. The experiments were carried out in [...]