Role of Ligand Shell Density in the Diffusive Behavior of Nanoparticles in Hydrogels

PJ Moncure, JE Millstone… - The Journal of Physical …, 2023 - ACS Publications
The diffusion coefficients of poly (ethylene glycol) methyl ether thiol (PEGSH)-functionalized
gold nanoparticles (NPs) with different effective grafting densities were measured in …

Relationship between gel mesh and particle size in determining nanoparticle diffusion in hydrogel nanocomposites

PJ Moncure, ZC Simon, JE Millstone… - The Journal of Physical …, 2022 - ACS Publications
The diffusion of poly (ethylene glycol) methyl ether thiol (PEGSH)-functionalized gold
nanoparticles (NPs) was measured in polyacrylamide gels with various cross-linking …

Nanoparticle dynamics in hydrogel networks with controlled defects

KA Rose, E Marino, CS O'Bryan, CB Murray, D Lee… - Soft Matter, 2022 - pubs.rsc.org
The effect of nanoscale defects on nanoparticle dynamics in defective tetra-poly (ethylene
glycol)(tetra-PEG) hydrogels is investigated using single particle tracking. In a swollen …

[PDF][PDF] Nanoparticle dynamics in hydrogel networks with con-trolled defects

KA Rose, E Marino, CS O'Bryan, CB Murray, D Lee… - researchgate.net
The effect of nanoscale defects on nanoparticle dynamics in defective tetra-poly (ethylene
glycol)(tetra-PEG) hydrogels is investigated using single particle tracking. In a swollen …

Molecular simulation of diffusion of rigidity-tuned nanoparticles in biological hydrogels

F Tian, H Wang, H Li, P Cheng, X Shi - Acta Mechanica Sinica, 2019 - Springer
The penetration capability of drug nano-carriers (NCs) in biological hydrogels such, as
mucus and tumor interstitial matrix, typically influence the efficiency of drug delivery …

[HTML][HTML] Network confinement and heterogeneity slows nanoparticle diffusion in polymer gels

E Parrish, MA Caporizzo, RJ Composto - The Journal of Chemical …, 2017 - pubs.aip.org
Nanoparticle (NP) diffusion was measured in polyacrylamide gels (PAGs) with a mesh size
comparable to the NP size, 21 nm. The confinement ratio (CR), NP diameter/mesh size …

Diffusion of deformable nanoparticles in adhesive polymeric gels

S Yu, F Tian, X Shi - Journal of the Mechanics and Physics of Solids, 2022 - Elsevier
Deformable nanoparticles (DNPs) such as liposomes are widely used to load and deliver
drugs across hydrogel-like biological barriers such as mucus and tumor interstitial matrix …

Stimulus-responsive transport properties of nanocolloidal hydrogels

Y Huang, SM Morozova, T Li, S Li, HE Naguib… - …, 2022 - ACS Publications
Applications of polymer hydrogels in separation technologies, environmental remediation,
and drug delivery require control of hydrogel transport properties that are largely governed …

Diffusion of rod-like nanoparticles in non-adhesive and adhesive porous polymeric gels

J Wang, Y Yang, M Yu, G Hu, Y Gan, H Gao… - Journal of the Mechanics …, 2018 - Elsevier
It is known that rod-like nanoparticles (NPs) can achieve higher diffusivity than their
spherical counterparts in biological porous media such as mucus and tumor interstitial …

Diffusion of rigid nanoparticles in crowded polymer-network hydrogels: dominance of segmental density over crosslinking density

S Walta, F Di Lorenzo, K Ma, U Wiesner… - Colloid and Polymer …, 2017 - Springer
Swollen polymer-network gels usually exhibit notable spatial inhomogeneity of their
crosslinking density. The effect of this inhomogeneity on the permeability of the gel to small …