Strain-Induced Accelerated Chain Dynamics in Cross-Linked Natural Rubber under Active Deformation: An In Situ Nuclear Magnetic Resonance Study.
Sign Up to like & getrecommendations! Published in 2025 at "Analytical chemistry"
DOI: 10.1021/acs.analchem.5c01483
Abstract: The molecular-level chain network evolution in sulfur cured natural rubber upon deformation is elucidated by the combination of in situ tensile instrument and time-domain (TD) nuclear magnetic resonance. Under active deformation, both the microscopic chain… read more here.
Keywords: deformation; strain induced; chain dynamics; natural rubber ... See more keywords
Role of Chain Dynamics in the Melt Memory Effect of Crystallization
Sign Up to like & getrecommendations! Published in 2020 at "Macromolecules"
DOI: 10.1021/acs.macromol.0c01132
Abstract: Self-nucleation (SN) methods, stress relaxation, interrupted shear flow experiments, and a one-dimensional diffusion model were used to reveal the kinetic origin of the melt memory effects of polyc... read more here.
Keywords: memory effect; role chain; chain dynamics; dynamics melt ... See more keywords
Segmental and Chain Dynamics of Polyisoprene-Based Model Vitrimers
Sign Up to like & getrecommendations! Published in 2024 at "Macromolecules"
DOI: 10.1021/acs.macromol.3c02558
Abstract: Polymer vitrimers are a new class of materials that combine the advantages of thermoplastics and thermosets. This is due to the dynamic nature of the chemical bonds linking different chains. However, how this property affects… read more here.
Keywords: chain dynamics; segmental chain; relaxation; model vitrimers ... See more keywords
The Role of Chain-End Association Lifetime in Segmental and Chain Dynamics of Telechelic Polymers
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DOI: 10.1021/acs.macromol.8b01210
Abstract: Broadband dielectric spectroscopy, differential scanning calorimetry, and rheology were employed to study the impact of hydrogen (H)-bonding end-groups on segmental and chain dynamics of telechelic polypropylene glycol (PPG) and poly(dimethylsiloxane) (PDMS). Polymer chains with three… read more here.
Keywords: chain; chain end; dynamics telechelic; end ... See more keywords
Suppression of Segmental Chain Dynamics on a Particle's Surface in Well-Dispersed Polymer Nanocomposites.
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DOI: 10.1021/acsmacrolett.4c00168
Abstract: The Rouse dynamics of polymer chains in model nanocomposite polyethylene oxide/silica nanoparticles (NPs) was investigated using quasielastic neutron scattering. The apparent Rouse rate of the polymer chains decreases as the particle loading increases. However, there… read more here.
Keywords: well dispersed; rouse; polymer nanocomposites; chain dynamics ... See more keywords
Cooperative Chain Dynamics of Tracer Chains in Highly Entangled Polyethylene Melts.
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DOI: 10.1103/physrevlett.126.187801
Abstract: By neutron spin echo spectroscopy, we have studied the center of mass motion of short tracer chains on the molecular length scale within a highly entangled polymer matrix. The center of mass mean square displacements… read more here.
Keywords: chain; chain dynamics; center mass; tracer chains ... See more keywords
Quantitative Characterization of the Impact of Protein–Protein Interactions on Ligand–Protein Binding: A Multi-Chain Dynamics Perturbation Analysis Method
Sign Up to like & getrecommendations! Published in 2024 at "International Journal of Molecular Sciences"
DOI: 10.3390/ijms25179172
Abstract: Many protein–protein interactions (PPIs) affect the ways in which small molecules bind to their constituent proteins, which can impact drug efficacy and regulatory mechanisms. While recent advances have improved our ability to independently predict both… read more here.
Keywords: protein interactions; chain dynamics; protein; protein protein ... See more keywords