NMR spin-lattice relaxation in molecular rotor systems
P. Wzietek
TL;DR
This paper derives a general expression for NMR spin-lattice relaxation rates in systems with Brownian dynamics, providing a useful model for proton relaxation in molecular rotors.
Contribution
It introduces a novel theoretical framework for calculating NMR relaxation rates in discrete, finite systems with Brownian motion, specifically applied to molecular rotors.
Findings
Derived a general expression for $1/T_1$ in Brownian systems.
Applicable to modeling proton relaxation in molecular rotors.
Provides a theoretical basis for future experimental analysis.
Abstract
A general expression is derived for the dipolar NMR spin-lattice relaxation rate of a system exhibiting Brownian dynamics in a discrete and finite configuration space. It is shown that this approach can be particularly useful to model the proton relaxation rate in molecular rotors.
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Taxonomy
TopicsOrganic and Molecular Conductors Research · Electron Spin Resonance Studies · Advanced NMR Techniques and Applications