lattice relaxation
Nuclear spin lattice relaxation times in metals
... spin-lattice relaxation times in pure ...dipolar relaxation times were measured as a function of temperature in Al^, Cu, V, Cd^^ and ...dipolar relaxation time is ...dipolar relaxation ...
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Imaging of Nuclear Magnetic Resonance spin-lattice relaxation activation energy in cartilage
... NMR relaxation times, this can be interpreted as an energy barrier for the relaxation process to ...Spin–lattice relaxation in biological samples results predominately from dipolar ...
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THE LATTICE-RELAXATION ENERGY ASSOCIATED WITH SELF-TRAPPING OF A POSITIVE HOLE AND AN EXCITON IN ALKALI-HALIDES
... We have evaluated the upper and lower bounds to the lattice relaxation energy gained on the self-trapping of excitons, using experimental values of transition energies for free a[r] ...
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Examine of Dielectric Relaxation Times by Microwave Absorption and Correlation with NMR Spin Lattice Relaxation Times for Mixtures of Alcohols
... spin lattice relaxation time- The analysis of the NMR spin lattice relaxation behavior provides instantly recognizable proof values of the molecular rotation, group orientations, ...
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Probing the Nuclear Spin-Lattice Relaxation Time at the Nanoscale
... Among the most informative probes of electron systems in solids is the nuclear spin-lattice relaxation rate 1=T 1 . This value quantifies the damping of the nuclear spin precession due to the coupling to ...
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Analysis of Dielectric Relaxation Times by Microwave Absorption Technique and Correlation with NMR Spin Lattice Relaxation Times for Mixtures of Organic Solutes
... spin lattice relaxation behavior provides instantly recognizable proof of the molecular rotation, group orientations and phase transitions in the sample ...
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Imaging of Nuclear Magnetic Resonance spin-lattice relaxation activation energy in cartilage
... For samples #1 - #3 and #5 - #7, this was either slice 4 or 5, in the centre of the imaging package the exact number depended on the total number of slices used, which varied due to the [r] ...
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THEORY OF SPIN-LATTICE RELAXATION OF COPPER IN A TUTTON SALT CRYSTAL
... The isotropy assumption means that the acoustic phonons (which are almost exclusively responsible for relaxation at low temperatures) can be described in terms of one longitudinal a[r] ...
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Lattice relaxation in molecular crystal packing calculations
... The fitting procedure used to derive the potential parameters ensures that the difference between the attractive and repulsive contributions to the total potential energy is 'correct' wh[r] ...
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Reduction of Polarization Field Strength in Fully Strained c Plane InGaN/(In)GaN Multiple Quantum Wells Grown by MOCVD
... Strain relaxation is excluded as the origin of the polarization reduction because there is no sign of lattice relaxation in the structures, judging by the X-ray diffraction reciprocal space ...
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Carbon 13 Solid State NMR Techniques to Evaluate the Morphology of PP/TiO2 Composites
... spin-lattice relaxation in the rotating frame can be determined through the decay of the resolved car- bons during the variable contact time experiment under spin-lock conditions that generate a rotating ...
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AND ITS INVENTIONAL OF NUCLEAR AND FERROMAGNETIC RELAXATION
... spin- lattice relaxation time, and the ferromagnetice resonance linewidth have been studied in the same single crystal of ferrimagnetice MnFe 2 O 4 as a function of the ...
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Transfer index of MR relaxation enhancer: a quantitative evaluation of MR contrast enhancement
... To clarify the effects of Gd-DTPA on biological water, we examined the effects of the compound on spin-lattice relaxation rate with various concentrations of gelatin solutions.. The resu[r] ...
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CONDUCTIVITY AND NEGATIVE-U FOR IONIC GRAIN-BOUNDARIES
... As has been emphasised in previous work (Stoneham and Sangster 1981, Catlow and Muxworthy 1978), the lattice relaxation and polarisation energies are important components, and meth[r] ...
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Calculation of ESR Spin- Spin Relaxation Times (1/T_2) Transition Metal Ion Complexes: A DFT Application
... spin-lattice relaxation, which frequently occurred in systems containing free radicals, especially at low temperatures, might cause saturation of the spin system which implied that the population difference ...
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Xenon Water Interaction in Bacterial Suspensions as Studied by NMR
... spin-lattice relaxation times of water protons in suspension change under xenon ...NMR relaxation times which reflect the rotation freedom of water molecules in ...Lower relaxation times ...
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Near-surface magnetic resonance imaging
... quality factor Q RF R bulk packing RF radio Ru R21 spin-lattice relaxation rate of the z'-th water environment p spin s distance from the S coil ratio frequency spin-spin relaxation rate[r] ...
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Lattice Statistics and Dynamics within Cluster Variation Method
... both lattice vibration and local lattice relaxation ...both lattice vibration and local lattice relaxation effects, and estimated free energy of mixing for Cu-Au disordered phase ...
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American Journal of Mechanical Engineering
... the lattice relaxation time; which is, in the single relaxation time method below, determined by viscosity and the lattice ...single relaxation time ...Single relaxation time LBM ...
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Simulation of particle motion in incompressible fluid by lattice boltzmann MRT model
... case Lattice Boltzmann method (LBM) is one of the newest method that has been vastly studied by a huge number of ...fact, Lattice Boltzmann scheme is one of the numerical techniques that is normally used to ...
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