The addition of surfactants, which preferentially interact with the PMMA block domains, modifies the surface energy of the system by making the surface energy difference between the two blocks almost equal, resulting in the perpendicular orientation of microphase separated domains in the film.
No takes yet. Share an insight, caveat, or question.
Son et al. (2008) studied this question.
Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context: