Countercurrent DistributionPolymersPhase TransitionLipid BilayersPhosphatidylcholinesPhysicochemical PhenomenaChemistry, PhysicalPolyethylene GlycolsTemperatureMembrane Fluidity1,2-DipalmitoylphosphatidylcholineMembranes, ArtificialMembrane LipidsUnilamellar LiposomesPhysical PhenomenaCalorimetry, Differential ScanningMembrane MicrodomainsWaterPorosityMolecular ConformationSurface PropertiesGelsDimyristoylphosphatidylcholineModels, ChemicalComplex MixturesChemical FractionationSolutionsDetergentsBenzyl AlcoholPhysicsbeta-KeratinsNanostructuresSolubilityThermodynamicsBiocompatible MaterialsHydrophobic and Hydrophilic InteractionsSphingomyelinsPhosphatidylethanolaminesCell MembraneLiposomesBiopolymersGlycolsSurface-Active AgentsPhospholipidsX-Ray DiffractionCholesterolDiphenylhexatrieneMicroscopy, Atomic ForceMicroscopy, Electron, ScanningBiophysicsPolyestersBiophysical PhenomenaLaurates