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Ultrafast relaxation of lattice distortion in two-dimensional perovskites
Direct visualization of ultrafast coupling between charge carriers and lattice degrees of freedom in photoexcited semiconductors has remained a...
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Possibility of Measurement of the Three-Spin Dipolar Contribution to Nuclear Spin–Lattice Relaxation in Solids by the Conventional Pulse NMR Technique
It is shown that the contribution of the three-spin non-secular dipolar interactions of nuclei to their spin–lattice relaxation in solids can be...
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Relaxation Dynamics of Free Carriers
The generation of electron-hole pairs by optical absorption of photons from an excitation source like a pulsed or cw laser leads to a non-equilibrium...
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Relaxation Methods
The “large step**” relaxation method for solution of the invariance equation is developed.
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Impact of γ-Irradiation on Separation of Nuclear Spin-Relaxation Mechanisms Under Magnetic Saturation in a NaF Crystal
Studies were carried out on the effect of additional continuous magnetic saturation of the NMR line on nuclear spin relaxation in a NaF single...
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Natural convection in an L-shaped enclosure using multi-relaxation time lattice Boltzmann method
Natural convection in L-shaped geometries has many applications in many branches of engineering science, such as cooling of electronic equipment,...
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Fundamentals of Lattice Boltzmann Method
Different from the traditional computational fluid dynamics based on the macroscopic Navier–Stokes equations, the lattice Boltzmann method (LBM),...
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Continuous Displacement Cluster Variation Method for the Study of Local Lattice Distortion in an Alloy
Systematic studies on the lattice expansion and order-disorder phase equilibria are attempted for the A-B binary alloy on the two-dimensional square...
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Spin Diffusion and Spin–Lattice Relaxation in the Zeeman and Dipolar Systems
Relaxation in the Zeeman and dipolar spin systems is considered. To shorten the spin–lattice relaxation time in the samples containing paramagnetic...
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Elastodynamically induced spin current in a coupled spin-lattice system
We investigate theoretically the lattice motion-induced DC spin current in a coupled spin-lattice system. The XY spin-Peierls model is adopted to...
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Dynamics of Guest Water Molecules in Pillared Mordenite Studied by 1H NMR Relaxation
The dynamics of H 2 O molecules confined in mesopores of about 3.4 nm in size, formed by amorphous SiO 2 pillars separating 2D mordenite nanolayers, was...
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Ultracold Feshbach molecules in an orbital optical lattice
Quantum gas systems provide a unique experimental platform to study the crossover between Bose–Einstein condensed molecular pairs and...
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High-harmonic spectroscopy probes lattice dynamics
The probing of coherent lattice vibrations in solids has conventionally been carried out using time-resolved transient optical spectroscopy, with...
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ThN’s Lattice-Assisted Thermal Conductivity Revisited
The calculated electron density of states of ThN at the Fermi energy is low, which is in agreement with a very low electronic heat capacity...
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A lattice Boltzmann source formulation for advection and anisotropic diffusion
In this paper, simulations of two-dimensional advection and anisotropic diffusion with the lattice Boltzmann formulation were performed. Based on...
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Lattice relaxation, mirror symmetry and magnetic field effects on ultraflat bands in twisted trilayer graphene
Twisted graphene multilayers exhibit strongly correlated insulating states and superconductivity due to the presence of ultraflat bands near the...
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Spin- and Energy Relaxation of Hot Electrons at GaAs Surfaces
The mechanisms for spin relaxation in semiconductors are reviewed, and the mechanism prevalent in p-doped semiconductors, namely spin relaxation due...
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Anisotropic Spin–Lattice and Spin–Spin Relaxations in Hydrogen Molecules Trapped in Non-Spherical Nanocavities
We report on 1 H NMR measurements of spin–lattice and spin–spin relaxation times in hydrogen molecules confined in nanocavities of the a-Si–H thin...
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Toward learning Lattice Boltzmann collision operators
AbstractIn this work, we explore the possibility of learning from data collision operators for the Lattice Boltzmann Method using a deep learning...
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