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Direct imaging of the physical gels obtained also show that the vesicle structure is preserved at high polymer content.","DOI":"10.1021\/ma990350+"},{"key":"10.1016\/S1359-0294(00)00017-0_BIB34","doi-asserted-by":"crossref","first-page":"5160","DOI":"10.1021\/la970510f","article-title":"Integrity of mixed liposomes contacting a polycation depends on the negatively charged lipid content","volume":"14","author":"Yaroslavov","year":"1998","journal-title":"Langmuir"},{"key":"10.1016\/S1359-0294(00)00017-0_BIB35","doi-asserted-by":"crossref","first-page":"219","DOI":"10.1016\/S0005-2736(98)00198-9","article-title":"Destabilization of cationic lipid vesicles by an anionic hydrophobically modified poly(N-isopropylacrylamide) copolymer: a solid-state 31P NMR and 2H NMR study","volume":"1415","author":"Franzin","year":"1998","journal-title":"Biochim Biophys Acta"},{"key":"10.1016\/S1359-0294(00)00017-0_BIB36","doi-asserted-by":"crossref","unstructured":"Crowell KJ, Macdonald PM. 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It is thus shown that the polycation adsorbs as a collapsed chain for higher charge density and in a more extended configuration for lower charge density.","DOI":"10.1021\/jp981074o"},{"key":"10.1016\/S1359-0294(00)00017-0_BIB37","doi-asserted-by":"crossref","first-page":"5999","DOI":"10.1021\/la971346z","article-title":"Competitive interactions in negatively charged liposome\u2013polycation\u2013polyanion ternary systems","volume":"14","author":"Yaroslavov","year":"1998","journal-title":"Langmuir"},{"key":"10.1016\/S1359-0294(00)00017-0_BIB38","doi-asserted-by":"crossref","first-page":"4222","DOI":"10.1021\/la9804839","article-title":"Contribution of hydrogen bonding to the association of liposomes and anionic hydrophobically modified poly(N-isopropylacrylamide)","volume":"15","author":"Polozova","year":"1999","journal-title":"Langmuir"},{"key":"10.1016\/S1359-0294(00)00017-0_BIB39","doi-asserted-by":"crossref","first-page":"7435","DOI":"10.1021\/jp9911649","article-title":"Energetically favored formation of MCM-48 from cationic\u2013neutral surfactant mixtures","volume":"103","author":"Ryoo","year":"1999","journal-title":"J Phys Chem B"},{"key":"10.1016\/S1359-0294(00)00017-0_BIB40","doi-asserted-by":"crossref","first-page":"251","DOI":"10.1016\/S0009-2614(98)00489-8","article-title":"A new method for the determination of the dehydration coefficient of ethylene oxide groups of non-ionic surfactants in mixed micelles","volume":"290","author":"Garamus","year":"1998","journal-title":"Chem Phys Lett"},{"key":"10.1016\/S1359-0294(00)00017-0_BIB41","doi-asserted-by":"crossref","unstructured":"Hong M, Weekley BS, Grieb SJ, Foley JP. Electrokinetic chromatography using thermodynamically stable vesicles and mixed micelles formed from oppositely charged surfactants. Anal Chem 1998;70:1394\u20131403. \u2022It is carefully demonstrated that the catanionic vesicles formed from the SDS\u2013DTAB mixture can be favorably used as the pseudostationary phase in EKC. The vesicles show advantageous chromatographic properties, such as substrate selectivity, as compared to SDS micelles.","DOI":"10.1021\/ac970730y"},{"key":"10.1016\/S1359-0294(00)00017-0_BIB42","doi-asserted-by":"crossref","first-page":"589","DOI":"10.1007\/s003960050285","article-title":"The catanionic system dodecyltrimethylammonium hydroxide-n-dodecanephosphonic acid\u2013water. Triangular phase diagram","volume":"276","author":"Minardi","year":"1998","journal-title":"Colloid Polym Sci"},{"key":"10.1016\/S1359-0294(00)00017-0_BIB43","doi-asserted-by":"crossref","first-page":"333","DOI":"10.1007\/s100510050388","article-title":"Micelle\u2013smectic phase coexistence: origin of the maximum swelling of a mixed lamellar phase","volume":"4","author":"Ricoul","year":"1998","journal-title":"Eur Phys J B"},{"key":"10.1016\/S1359-0294(00)00017-0_BIB44","doi-asserted-by":"crossref","unstructured":"Ricoul F, Dubois M, Belloni L, Zemb T. Phase equilibria and equation of state of a mixed cationic surfactant\u2013glycolipid lamellar system. Langmuir 1998;14:2645\u20132655. \u2022The equation of state relating osmotic pressure and composition for the mixed system is experimentally determined. The obtained phase diagram and the existence of a critical point for two biphasic lamellar\u2013lamellar regions is discussed in terms of interaction forces beyond the DLVO theory.","DOI":"10.1021\/la9711185"},{"key":"10.1016\/S1359-0294(00)00017-0_BIB45","doi-asserted-by":"crossref","first-page":"34","DOI":"10.1007\/s003960050364","article-title":"Solubilization of oil in mixed cationic liquid crystal","volume":"277","author":"Aramaki","year":"1999","journal-title":"Colloid Polym Sci"},{"key":"10.1016\/S1359-0294(00)00017-0_BIB46","doi-asserted-by":"crossref","first-page":"5886","DOI":"10.1021\/jp981653t","article-title":"Mixtures of nonionic and ionic surfactants: determination of mixed micelle composition using cross-differentiation relations","volume":"102","author":"Palous","year":"1998","journal-title":"J Phys Chem B"},{"key":"10.1016\/S1359-0294(00)00017-0_BIB47","doi-asserted-by":"crossref","unstructured":"Shiloach A, Blankschtein D. Measurement and prediction of ionic\/nonionic mixed micelle formation. Langmuir 1998;14:7166\u20137182. \u2022A comprehensive molecular\u2013thermodynamic model for mixed micellization is developed. The model is able to successfully predict the micellar properties of two ionic\u2013nonionic mixed systems, in which steric and electrostatic interactions are dominant.","DOI":"10.1021\/la980646t"},{"key":"10.1016\/S1359-0294(00)00017-0_BIB48","doi-asserted-by":"crossref","first-page":"2817","DOI":"10.1021\/ie980701t","article-title":"A new molecular thermodynamic model for osmotic pressures in micelle and oil\/water microemulsions systems with nonionic and ionic surfactants","volume":"38","author":"Li","year":"1999","journal-title":"Ind Eng Chem Res"},{"key":"10.1016\/S1359-0294(00)00017-0_BIB49","doi-asserted-by":"crossref","first-page":"1071","DOI":"10.1103\/PhysRevA.43.1071","article-title":"Theory of spontaneous vesicle formation","volume":"43","author":"Safran","year":"1991","journal-title":"Phys Rev"},{"key":"10.1016\/S1359-0294(00)00017-0_BIB50","doi-asserted-by":"crossref","first-page":"2454","DOI":"10.1021\/la950873k","article-title":"Thermodynamics of vesicle formation from a mixture of anionic and cationic surfactants","volume":"12","author":"Bergstr\u00f6m","year":"1996","journal-title":"Langmuir"},{"key":"10.1016\/S1359-0294(00)00017-0_BIB51","doi-asserted-by":"crossref","first-page":"3802","DOI":"10.1021\/la9600513","article-title":"Molecular\u2013thermodynamic modeling of mixed cationic\/anionic vesicles","volume":"12","author":"Yuet","year":"1996","journal-title":"Langmuir"},{"key":"10.1016\/S1359-0294(00)00017-0_BIB52","doi-asserted-by":"crossref","unstructured":"Duque D, Tarazona P, Chac\u00f3n E. 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