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dc.contributor.authorWu, Dalin-
dc.contributor.authorMihali, Voichita-
dc.contributor.authorHonciuc, Andrei-
dc.date.accessioned2019-01-23T15:45:26Z-
dc.date.available2019-01-23T15:45:26Z-
dc.date.issued2019-
dc.identifier.issn0743-7463de_CH
dc.identifier.issn1520-5827de_CH
dc.identifier.urihttps://digitalcollection.zhaw.ch/handle/11475/14582-
dc.description.abstractPickering foams are foams stabilized by particles and are generally known to have good stability. A special subclass of particle-stabilized foams includes stimuli-responsive Pickering foams that can be formed or deconstructed by applying an external stimuli or changing the environmental conditions; such intelligent particles could find use in many practical applications. Here, we synthesized surfactant-free biocompatible poly[2(diethylamino)ethyl methacrylate] (PDEAEMA) hydrogel particles (HGPs) by emulsion polymerization. The morphology, structure, and surface charge of the HGPs were characterized by TEM, DLS, and the zeta potential, respectively. We have observed that the pH values of the aqueous solution have a strong influence on the formation of the Pickering foams in the presence of PDEAEMA HGPs. Namely, at pH values ≤4.0 no Pickering foams were produced, while at pH values >4.0 stable Pickering foams were formed. Moreover, the height, size and bubble size distribution of Pickering foams are strongly influenced by the pH values of aqueous solution and PDEAEMA HGPs concentration. The formed Pickering foams in basic aqueous solution can all be conveniently deconstructed by changing the pH values to below 4.0. Interestingly, the dried lamellas of the Pickering foams were constituted by either monolayers or multilayers of PDEAEMA HGPs as demonstrated by SEM.de_CH
dc.language.isoende_CH
dc.publisherAmerican Chemical Societyde_CH
dc.relation.ispartofLangmuirde_CH
dc.rightsLicence according to publishing contractde_CH
dc.subject.ddc540: Chemiede_CH
dc.titlepH-responsive pickering foams generated by surfactant-free soft hydrogel particlesde_CH
dc.typeBeitrag in wissenschaftlicher Zeitschriftde_CH
dcterms.typeTextde_CH
zhaw.departementLife Sciences und Facility Managementde_CH
zhaw.organisationalunitInstitut für Chemie und Biotechnologie (ICBT)de_CH
dc.identifier.doi10.1021/acs.langmuir.8b03342de_CH
zhaw.funding.euNode_CH
zhaw.issue1de_CH
zhaw.originated.zhawYesde_CH
zhaw.pages.end221de_CH
zhaw.pages.start212de_CH
zhaw.publication.statuspublishedVersionde_CH
zhaw.volume35de_CH
zhaw.publication.reviewPeer review (Publikation)de_CH
zhaw.webfeedLM-Chemiede_CH
Appears in collections:Publikationen Life Sciences und Facility Management

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Wu, D., Mihali, V., & Honciuc, A. (2019). pH-responsive pickering foams generated by surfactant-free soft hydrogel particles. Langmuir, 35(1), 212–221. https://doi.org/10.1021/acs.langmuir.8b03342
Wu, D., Mihali, V. and Honciuc, A. (2019) ‘pH-responsive pickering foams generated by surfactant-free soft hydrogel particles’, Langmuir, 35(1), pp. 212–221. Available at: https://doi.org/10.1021/acs.langmuir.8b03342.
D. Wu, V. Mihali, and A. Honciuc, “pH-responsive pickering foams generated by surfactant-free soft hydrogel particles,” Langmuir, vol. 35, no. 1, pp. 212–221, 2019, doi: 10.1021/acs.langmuir.8b03342.
WU, Dalin, Voichita MIHALI und Andrei HONCIUC, 2019. pH-responsive pickering foams generated by surfactant-free soft hydrogel particles. Langmuir. 2019. Bd. 35, Nr. 1, S. 212–221. DOI 10.1021/acs.langmuir.8b03342
Wu, Dalin, Voichita Mihali, and Andrei Honciuc. 2019. “pH-Responsive Pickering Foams Generated by Surfactant-Free Soft Hydrogel Particles.” Langmuir 35 (1): 212–21. https://doi.org/10.1021/acs.langmuir.8b03342.
Wu, Dalin, et al. “pH-Responsive Pickering Foams Generated by Surfactant-Free Soft Hydrogel Particles.” Langmuir, vol. 35, no. 1, 2019, pp. 212–21, https://doi.org/10.1021/acs.langmuir.8b03342.


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