Unique Complex Structure and Mechanism of Physisorption of Defect-Free Cyclic Poly(ethylene glycol) onto Gold Nanoparticles
Watanabe T, Yamasaki M, Nakai T, Pottammal B, Maruyama Y, Iwase H, Ryoki A, Gao T, Li F, Isono T, Tajima K, Satoh T, Sato S, Yamamoto T. Unique Complex Structure and Mechanism of Physisorption of Defect-Free Cyclic Poly(ethylene glycol) onto Gold Nanoparticles. Langmuir 2025, 41: 13993-14007. PMID: 40420393, DOI: 10.1021/acs.langmuir.5c00930.Peer-Reviewed Original ResearchSmall-angle neutron scatteringNuclear magnetic resonanceCyclic poly(ethylene glycolMolecular dynamicsGold nanoparticlesValues of free energy of adsorptionSurface functionalization of gold nanoparticlesPoly(ethylene glycolFree energy of adsorptionFunctionalization of gold nanoparticlesHO-PEG-OHHS-PEG-OMeSmall-angle neutron scattering dataEnergy of adsorptionWater moleculesSurface of AuNPsMD simulationsGold surfaceUnique structurePhysisorptionSurface functionalizationNeutron scatteringAdsorption densityFavorable adsorptionMechanism of physisorption
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