A mixture is provided which manifests a gel phase at a temperature higher than that in which the mixture manifests a liquid phase. The mixture is a combination of a lipid, a polymer-grafted phospholipid and a surfactant. It is biomimetic in nature and changes phases when subjected to one or a plurality of environmental stimuli.
CONTRACTUAL ORIGIN OF THE INVENTION
The United States Government has rights in this invention under Contract No. W-31-109-ENG-38 between the U.S. Department of Energy and the University of Chicago representing Argonne National Laboratory.