Articles with "spin lattice" as a keyword



A General Model to Calculate the Spin–Lattice Relaxation Rate (R1) of Blood, Accounting for Hematocrit, Oxygen Saturation, Oxygen Partial Pressure, and Magnetic Field Strength Under Hyperoxic Conditions

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Published in 2021 at "Journal of Magnetic Resonance Imaging"

DOI: 10.1002/jmri.27938

Abstract: Under normal physiological conditions, the spin–lattice relaxation rate (R1) in blood is influenced by many factors, including hematocrit, field strength, and the paramagnetic effects of deoxyhemoglobin and dissolved oxygen. In addition, techniques such as oxygen‐enhanced… read more here.

Keywords: relaxation rate; blood; lattice relaxation; spin lattice ... See more keywords

Investigation of the internal structure and dynamics of cellulose by 13C-NMR relaxometry and 2DPASS-MAS-NMR measurements.

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Published in 2019 at "Journal of biomolecular NMR"

DOI: 10.1007/s10858-019-00272-2

Abstract: Internal structure and dynamics of commercial and natural cellulose were studied by measuring chemical shift anisotropy (CSA) parameters, and spin-lattice relaxation rate (1/T1) at each and every chemically different carbon nuclear site. CSA parameters were… read more here.

Keywords: spin lattice; time; structure dynamics; csa parameters ... See more keywords

Spin-lattice relaxation beyond Gilbert damping

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Published in 2019 at "Journal of Magnetism and Magnetic Materials"

DOI: 10.1016/j.jmmm.2018.08.034

Abstract: Abstract A combined dynamics for the spin and lattice degrees of freedom is proposed. For that we couple a Heisenberg spin Hamiltonian via a distance dependent exchange integral and an anisotropic correction to the lattice,… read more here.

Keywords: gilbert damping; lattice; relaxation beyond; lattice relaxation ... See more keywords

Study of H1 spin lattice relaxation and dielectric relaxation in Poly(propylene glycol) system

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Published in 2018 at "Materials Chemistry and Physics"

DOI: 10.1016/j.matchemphys.2018.01.020

Abstract: Abstract Proton NMR spin-lattice relaxation time (T1) and dielectric relaxation time (τ0) have been used to correlate the experimental and calculated values of T1 for Poly (propylene glycol) at 300 K. Also, the contributions of dielectric… read more here.

Keywords: relaxation time; relaxation; spin lattice; dielectric relaxation ... See more keywords
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Self-diffusion studies by intra- and inter-molecular spin-lattice relaxometry using field-cycling: Liquids, plastic crystals, porous media, and polymer segments.

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Published in 2017 at "Progress in nuclear magnetic resonance spectroscopy"

DOI: 10.1016/j.pnmrs.2017.04.001

Abstract: Field-cycling NMR relaxometry is a well-established technique for probing molecular dynamics in a frequency range from typically a few kHz up to several tens of MHz. For the interpretation of relaxometry data, it is quite… read more here.

Keywords: relaxation; inter molecular; spin lattice; diffusion ... See more keywords

Anisotropy of Spin-Lattice Relaxation Time (T1) for Oxo-Vanadium(IV) and Nitrido Chromium(V) Porphyrins.

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Published in 2025 at "Journal of the American Chemical Society"

DOI: 10.1021/jacs.5c01962

Abstract: Designing molecular complexes as qubits requires understanding properties that contribute to long electron spin-lattice relaxation times. Spin-lattice relaxation was measured as a function of temperature and position in the spectrum for vanadyl tetraphenylporphyrin (VOTPP) in… read more here.

Keywords: spin lattice; nitrido chromium; lattice relaxation; lattice ... See more keywords

Phononic modulation of spin-lattice relaxation in molecular qubit frameworks

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Published in 2024 at "Nature Communications"

DOI: 10.1038/s41467-024-54989-2

Abstract: The solid-state integration of molecular electron spin qubits could promote the advancement of molecular quantum information science. With highly ordered structures and rational designability, microporous framework materials offer ideal matrices to host qubits. They exhibit… read more here.

Keywords: qubit; lattice relaxation; spin lattice; relaxation ... See more keywords

Role of spin–orbit coupling in spin-to-lattice energy conversion in ferrite nanoparticles

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Published in 2025 at "Scientific Reports"

DOI: 10.1038/s41598-025-26520-0

Abstract: We report on the influence of spin–orbit coupling (SOC) in governing spin-to-lattice energy conversion in ferrite nanoparticles (MnFe2O4, Fe3O4, and NiFe2O4). Using infrared thermography, ferromagnetic resonance measurements, and numerical temperature-profile fitting based on an analytical… read more here.

Keywords: conversion; spin lattice; energy conversion;

Slice & Dice: nested spin–lattice relaxation measurements

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Published in 2022 at "Physical Chemistry Chemical Physics"

DOI: 10.1039/d2cp03458a

Abstract: Spin–lattice relaxation rate (R1) measurements are commonly used to characterize protein dynamics. However, the time needed to collect the data can be quite long due to long relaxation times of the low-gamma nuclei, especially in… read more here.

Keywords: lattice relaxation; spin lattice; dice nested; slice dice ... See more keywords

Strain-dependent ultrafast carrier dynamics and spin–lattice interaction in LaMnO3 films

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Published in 2024 at "Applied Physics Letters"

DOI: 10.1063/5.0200237

Abstract: We investigate the ultrafast carrier dynamics and spin–lattice interaction in strained and unstrained LaMnO3 films via temperature-dependent femtosecond transient optical spectroscopy. The transient reflectivity measurements show two characteristic relaxation processes in both types of films,… read more here.

Keywords: lattice interaction; spin lattice; carrier dynamics; ultrafast carrier ... See more keywords

Coherent detection of hidden spin-lattice coupling in a van der Waals antiferromagnet.

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Published in 2023 at "Proceedings of the National Academy of Sciences of the United States of America"

DOI: 10.1073/pnas.2208968120

Abstract: Strong interactions between different degrees of freedom lead to exotic phases of matter with complex order parameters and emergent collective excitations. Conventional techniques, such as scattering and transport, probe the amplitudes of these excitations, but… read more here.

Keywords: hidden spin; spin lattice; lattice coupling; phase ... See more keywords