Formation and size tuning of colloidal microcapsules via host-guest molecular recognition at the liquid-liquid interface

Stimuli-responsive colloidal microcapsules have been fabricated at the oil-water interface using molecular recognition between functionalized gold nanoparticles. Water-soluble beta-cyclodextrin-capped gold nanoparticles and organo-soluble adamantyl-functionalized gold nanoparticles are self-assemble...

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Bibliographische Detailangaben
Veröffentlicht in:Langmuir : the ACS journal of surfaces and colloids. - 1992. - 25(2009), 24 vom: 15. Dez., Seite 13852-4
1. Verfasser: Patra, Debabrata (VerfasserIn)
Weitere Verfasser: Ozdemir, Firat, Miranda, Oscar R, Samanta, Bappaditya, Sanyal, Amitav, Rotello, Vincent M
Format: Online-Aufsatz
Sprache:English
Veröffentlicht: 2009
Zugriff auf das übergeordnete Werk:Langmuir : the ACS journal of surfaces and colloids
Schlagworte:Journal Article Research Support, Non-U.S. Gov't Research Support, U.S. Gov't, Non-P.H.S. Capsules Colloids Ligands beta-Cyclodextrins Water 059QF0KO0R Toluene mehr... 3FPU23BG52 betadex JV039JZZ3A Adamantane PJY633525U
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500 |a Date Revised 21.11.2013 
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520 |a Stimuli-responsive colloidal microcapsules have been fabricated at the oil-water interface using molecular recognition between functionalized gold nanoparticles. Water-soluble beta-cyclodextrin-capped gold nanoparticles and organo-soluble adamantyl-functionalized gold nanoparticles are self-assembled at the water-toluene interface via specific host-guest molecular interactions to provide robust microcapsules. Multivalent interactions of complementary ligands on the nanoparticle surface provide stability to these capsules. Unlike covalently cross-linked microcapsules, the reversible nature of these bridging interactions can be used to manipulate the size of these capsules via introduction of competing adamantane containing amphiphilic guest molecules. Partial disruption of interfacial cross-linking allows microcapsules to coalesce with each other to form larger capsules 
650 4 |a Journal Article 
650 4 |a Research Support, Non-U.S. Gov't 
650 4 |a Research Support, U.S. Gov't, Non-P.H.S. 
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650 7 |a Colloids  |2 NLM 
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650 7 |a JV039JZZ3A  |2 NLM 
650 7 |a Adamantane  |2 NLM 
650 7 |a PJY633525U  |2 NLM 
700 1 |a Ozdemir, Firat  |e verfasserin  |4 aut 
700 1 |a Miranda, Oscar R  |e verfasserin  |4 aut 
700 1 |a Samanta, Bappaditya  |e verfasserin  |4 aut 
700 1 |a Sanyal, Amitav  |e verfasserin  |4 aut 
700 1 |a Rotello, Vincent M  |e verfasserin  |4 aut 
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