Results 161 to 170 of about 297,494 (380)

Two Distinct Phonon Wave Effects Control Thermal Transport across the Coherent–Incoherent Regime in Superlattices

open access: yesAdvanced Science, EarlyView.
Thermal transport in smooth‐interface superlattices is studied using the phonon Wigner transport equation, which captures both particle‐like and wave‐like contributions. A minimum in cross‐plane thermal conductivity emerges with increasing period thickness, signaling a crossover from coherent to incoherent phonon transport.
Jin Yang   +3 more
wiley   +1 more source

Volumetric lattice Boltzmann method for wall stresses of image-based pulsatile flows. [PDF]

open access: yesSci Rep, 2022
Zhang X   +7 more
europepmc   +1 more source

SIMULATION OF THERMAL VISCOUS CAVITY FLOW IN HIGH REYNOLD NUMBER BY THE LATTICE BOLTZMANN METHOD

open access: hybrid, 2001
Lü XIAO-YANG   +2 more
openalex   +1 more source

The Interplay of Magnetic Order with the Electronic Scattering and Crystal‐Field Effects in a Metallic Ferromagnet

open access: yesAdvanced Science, EarlyView.
The interplay between magnetic ordering and crystal electric field (CEF) excitations plays a pivotal role in defining the low‐energy electrodynamics of quantum materials. By probing the temperature‐dependent THz conductivity in a rare‐earth‐based metallic ferromagnet, we uncover a microscopic connection between localized and itinerant electrons ...
Payel Shee   +11 more
wiley   +1 more source

Highly Stable Lattice Boltzmann Method with a 2-D Actuator Line Model for Vertical Axis Wind Turbines

open access: yesEnergies
A 2-D Lattice Boltzmann Method, designed to ensure stability at high Reynolds numbers, is combined with an Actuator Line Model to compute the loads on a two-bladed vertical axis wind turbine. Tests on the kernel size at a high mesh resolution reveal that
Luca Cacciali   +2 more
doaj   +1 more source

Simulation of Cardiac Flow under the Septal Defect Based on Lattice Boltzmann Method. [PDF]

open access: yesEntropy (Basel), 2022
Wang Z   +6 more
europepmc   +1 more source

Free‐Volume Regulation Enables Significantly Enhanced Electrical Breakdown via Short‐Chain Molecular Spatial‐Positioning Intercalation into Poly(vinylidene fluoride)

open access: yesAdvanced Science, EarlyView.
An innovative molecular spatial‐positioning shimming strategy is developed to optimize the electrical properties of poly(vinylidene fluoride) (PVDF). By intercalating polyethylene wax (PE wax) short‐chain molecules into PVDF's free volume, the film achieves a significantly enhanced energy density of 32.67 J cm−3.
Ziyue Wang, Jiyang Xie, Wanbiao Hu
wiley   +1 more source

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