Can surfactant be present at pinch-off of a liquid filament?

Xu, Q.Q.XuLiao, Y.-C.Y.-C.LiaoBasaran, O.A.O.A.BasaranYING-CHIH LIAO2018-09-102018-09-102007http://www.scopus.com/inward/record.url?eid=2-s2.0-33846682281&partnerID=MN8TOARShttp://scholars.lib.ntu.edu.tw/handle/123456789/330113Can surfactant be present at pinch-off of a liquid filament?journal article10.1103/PhysRevLett.98.054503