Rapid Online Analysis of Photopolymerization Kinetics and Molecular Weight Using Diffusion NMR

LL Fillbrook, MD Nothling, MH Stenzel… - ACS Macro …, 2022 - ACS Publications
Online, high-throughput molecular weight analysis of polymerizations is rare, with most
studies relying on tedious sampling techniques and batchwise postanalysis. The ability to …

Real-time measurement of diffusion exchange rate in biological tissue

NH Williamson, R Ravin, TX Cai, D Benjamini… - Journal of Magnetic …, 2020 - Elsevier
Diffusion exchange spectroscopy (DEXSY) provides a means to isolate the signal
attenuation associated with exchange from other sources of signal loss. With the total …

Extraction of reliable molecular information from diffusion NMR spectroscopy: hydrodynamic volume or molecular mass?

F Zaccaria, C Zuccaccia, R Cipullo… - … –A European Journal, 2019 - Wiley Online Library
Measuring accurate translational self‐diffusion coefficients (Dt) by NMR techniques with
modern spectrometers has become rather routine. In contrast, the derivation of reliable …

Quantitative studies of block copolymers and their containing homopolymer components by diffusion ordered spectroscopy

W Hiller - Macromolecular Chemistry and Physics, 2019 - Wiley Online Library
Several polystyrene‐b‐poly (methyl methacrylate)(PS‐b‐PMMA) and polyisoprene‐b‐
PMMA (PI‐b‐PMMA) block copolymers are studied with high‐resolution diffusion ordered …

Diffusion and viscosity of unentangled polyelectrolytes

CG Lopez, J Linders, C Mayer, W Richtering - Macromolecules, 2021 - ACS Publications
We report chain self-diffusion and viscosity data for sodium polystyrene sulfonate (NaPSS)
in semidilute salt-free aqueous solutions measured by pulsed-field gradient NMR and …

Diffusion NMR of Poly (acrylic acid) Solutions: Molar Mass Scaling and pH‐Induced Conformational Variation

A Lenoch, M Schumacher, AH Gröschel… - Macromolecular …, 2023 - Wiley Online Library
Self‐diffusion of poly (acrylic acid)(PAA) in dilute solution is studied by pulsed field gradient
(PFG)‐NMR, also known as DOSY, and correlated to molecular weight with scaling laws at …

Pulsed gradient stimulated echo (PGStE) NMR shows spatial dependence of fluid diffusion in human stage IV osteoarthritic cartilage

SE Mailhiot, SL Codd, JR Brown… - Magnetic resonance …, 2018 - Wiley Online Library
Purpose Human osteoarthritic (OA) articular cartilage was investigated with spatially
resolved pulsed gradient stimulated echo (PGStE) NMR using strong gradients. In this study …

NMR‐Messmethoden: Produkt‐und Prozesscharakterisierung

S Schuhmann, G Guthausen - Chemie in unserer Zeit, 2021 - Wiley Online Library
Durch die vielseitigen Einsatzmöglichkeiten der zerstörungsfreien und nichtinvasiven NMR‐
Messmethodik können zahlreiche verfahrenstechnische Prozesse wie Kristallisation …