@article {1335800,
	title = {Aqueous Multiphase Systems of Polymers and Surfactants Provide Self-Assembling Step-Gradients in Density},
	journal = {J. Amer. Chem. Soc.},
	volume = {134},
	year = {2012},
	note = {1157},
	month = {4/2/12},
	pages = {9094-9097},
	keywords = {Analytical methods, biophysics, phase separation, polymers, surfactants},
	author = {Mace, C. R. and Akbulut, O. and Kumar, A. A. and Shapiro, N. D. and Derda, R. and Patton, M. R. and Whitesides, G. M.}
}
