Assessing the Onset of Calcium Phosphate Nucleation by Hyperpolarized Real-Time NMR.
Journal
Analytical chemistry
ISSN: 1520-6882
Titre abrégé: Anal Chem
Pays: United States
ID NLM: 0370536
Informations de publication
Date de publication:
02 06 2020
02 06 2020
Historique:
pubmed:
8
5
2020
medline:
13
2
2021
entrez:
8
5
2020
Statut:
ppublish
Résumé
We report an experimental approach for high-resolution real-time monitoring of transiently formed species occurring during the onset of precipitation of ionic solids from solution. This is made possible by real-time nuclear magnetic resonance (NMR) monitoring using dissolution dynamic nuclear polarization (D-DNP) to amplify signals of functional intermediates and is supported by turbidimetry, cryogenic electron microscopy, and solid-state NMR measurements. D-DNP can provide drastic signal improvements in NMR signal amplitudes, permitting dramatic reductions in acquisition times and thereby enabling us to probe fast interaction kinetics such as those underlying formation of prenucleation species (PNS) that precede solid-liquid phase separation. This experimental strategy allows for investigation of the formation of calcium phosphate (CaP)-based minerals by
Identifiants
pubmed: 32378878
doi: 10.1021/acs.analchem.0c00516
pmc: PMC7271075
doi:
Substances chimiques
Calcium Phosphates
0
calcium phosphate
97Z1WI3NDX
Types de publication
Journal Article
Research Support, Non-U.S. Gov't
Langues
eng
Sous-ensembles de citation
IM
Pagination
7666-7673Références
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