Volume 119, Issue 7
18 August 2017
On the Cover
Snapshots of the spreading behavior of a microfilm of bacteria showing arrested (left) and continuous (right) spreading. The transition is triggered by the addition of a surfactant.
From the article:
Continuous versus Arrested Spreading of Biofilms at Solid-Gas Interfaces: The Role of Surface Forces
Sarah Trinschek, Karin John, Sigolène Lecuyer, and Uwe Thiele
Phys. Rev. Lett. 119, 078003 (2017)