Structural and dynamic properties of amorphous solid dispersions: the role of solid-state nuclear magnetic resonance spectroscopy and relaxometry

A Paudel, M Geppi, G Van den Mooter - Journal of pharmaceutical …, 2014 - Elsevier
Amorphous solid dispersions (ASDs) are one of the frontier strategies to improve solubility
and dissolution rate of poorly soluble drugs and hence tackling the growing challenges in …

Structure and Dynamics of Temperature‐Responsive Microgels and Hydrogels by NMR Spectroscopy, Relaxometry, and Diffusometry

DE Demco, A Pich - Macromolecular Chemistry and Physics, 2023 - Wiley Online Library
Stimuli‐responsive polymer networks like microgels and hydrogels possess a variety of
properties that need to be analyzed for their rational design and successful application in the …

Two-dimensional water-molecule-cluster layers at nanobubble interfaces

M Niwano, T Ma, K Iwata, D Tadaki… - Journal of Colloid and …, 2023 - Elsevier
Abstract Hypothesis Bulk nanobubbles (NBs) have high surface charge densities and long
lifetimes. Despite several attempts to understand the lifetime of NBs, their interfacial layer …

[HTML][HTML] Interfacial engineering of epoxy/silica nanocomposites by amino-rich polyethyleneimine towards simultaneously enhanced rheological and thermal …

Q Guo, G Li, P Zhu, Z Xu, T Zhao, R Sun… - Composites Part B …, 2022 - Elsevier
As electronic devices move toward miniaturization and high-degree integration, it becomes
imperative to use nano-sized silica as a reinforcing filler for epoxy resin in modern …

Chitosan based polymer-lipid hybrid nanoparticles for oral delivery of enoxaparin

W Dong, X Wang, C Liu, X Zhang, X Zhang… - International Journal of …, 2018 - Elsevier
In the present study, chitosan based polymer-lipid hybrid nanoparticles (PLNs) were
prepared by a self-assembly method and their use as the carrier for oral absorption …

Fast NMR relaxation, powder wettability and Hansen Solubility Parameter analyses applied to particle dispersibility

D Fairhurst, R Sharma, S Takeda, T Cosgrove… - Powder Technology, 2021 - Elsevier
The selection of appropriate solvents into which inorganic and organic sub-micron particles
can be dispersed is important for product manufacturability and performance. Molecular …

Supramolecular amino acid based hydrogels: probing the contribution of additive molecules using NMR spectroscopy

SM Ramalhete, KP Nartowski… - … A European Journal, 2017 - Wiley Online Library
Supramolecular hydrogels are composed of self‐assembled solid networks that restrict the
flow of water. l‐Phenylalanine is the smallest molecule reported to date to form gel networks …

Interactions between cellulose nanocrystals and anionic and neutral polymers in aqueous solutions

H Oguzlu, Y Boluk - Cellulose, 2017 - Springer
Physical structures of aqueous cellulose nanocrystal (CNC) suspensions in anionic
polyelectrolyte carboxymethyl cellulose (CMC) and non-ionic poly (ethylene oxide)(PEO) …

Clay-induced permeability decline in sandstone reservoirs: Insights from a coupled NMR-SEM experimental approach

R Ines, F Marc, K Eric, P Nicolas, L Béatrice - Geothermics, 2023 - Elsevier
The blockage induced by solid particles transport and deposition is one of the main causes
of injectivity decline in geothermal sandstone reservoirs during reinjection. This paper …

Correlating Surface Chemistry to Surface Relaxivity via TD-NMR Studies of Polymer Particle Suspensions

MT Suekuni, AM Allgeier - JACS Au, 2023 - ACS Publications
This study elucidates the impact of surface chemistry on solvent spin relaxation rates via
time-domain nuclear magnetic resonance (TD-NMR). Suspensions of polymer particles of …