Remarkably stable gold nanoparticles functionalized with a zwitterionic liquid based on imidazolium sulfonate in a high concentration of aqueous electrolyte and ionic liquid |
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Authors: | Tatumi Ryouta Fujihara Hisashi |
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Institution: | Department of Applied Chemistry and Molecular Engineering Institute, Kinki University, Kowakae, Higashi-Osaka 577-8502, Japan. |
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Abstract: | A new type of gold nanoparticle with a zwitterionic liquid function (zwitter-Au) has been prepared using an imidazolium sulfonate-terminated thiol as a capping agent. Zwitter-Au was found to be remarkably stable in high concentrations of aqueous electrolytes, ionic liquids, and protein. |
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