Results 121 to 130 of about 168,470 (306)

A smoothed particle hydrodynamics method for the fluid-structure interaction between waves and flexible net panels: modelling, validation and analysis

open access: yesEngineering Applications of Computational Fluid Mechanics
With the expansion of mariculture into offshore areas, analysing the hydrodynamic characteristics of net cage structures under wave action has become increasingly important.
Sen-Qi Cui, Chun-Wei Bi
doaj   +1 more source

Autonomous quantum to classical transitions and the generalized imaging theorem

open access: yesNew Journal of Physics, 2016
The mechanism of the transition of a dynamical system from quantum to classical mechanics is of continuing interest. Practically it is of importance for the interpretation of multi-particle coincidence measurements performed at macroscopic distances from
John S Briggs, James M Feagin
doaj   +1 more source

Exploring Pb‐Chelation Chemistry in the Crystallization Dynamics of Halide Perovskites

open access: yesAdvanced Functional Materials, EarlyView.
A mechanism of how Pb‐chelation chemistry governs coordination geometry and initial nucleation behavior at the precursor level of halide perovskite, by regulating the deprotonation state of a chelating additive, is elucidated. This allows for innovative reaction‐system design principles that promote coherent growth while suppressing defect formation in
Byeong Jun Kim   +13 more
wiley   +1 more source

Backward test particle simulation of nonlinear cyclotron wave-particle interactions in the radiation belts

open access: yesFrontiers in Astronomy and Space Sciences
Wave-particle interaction plays a crucial role in the dynamics of the Earth’s radiation belts. Cyclotron resonance between coherent whistler mode electromagnetic waves and energetic electrons of the radiation belts is often called a coherent instability.
Poorya Hosseini   +4 more
doaj   +1 more source

Electrode and Microstructure Dependence of Oxygen Diffusion in Ferroelectric Hafnium Zirconium Oxide Thin Films

open access: yesAdvanced Functional Materials, EarlyView.
Significant nanoscale oxygen diffusion coefficient variations are measured in ferroelectric hafnium zirconium oxide films with grain boundaries and electrode interfaces exhibiting values 104 times larger than the grain cores. Overall coefficients are 10X larger for films prepared with metal nitride electrodes compared to refractory metals. New insights
Liron Shvilberg   +6 more
wiley   +1 more source

Vortex/inflectional-wave interactions with weakly three-dimensional input

open access: yes, 1997
The subtle impact of the spanwise scaling in nonlinear interactions between oblique instability waves and the induced longitudinal vortex field is considered theoretically for the case of a Rayleigh-unstable boundary-layer flow, at large Reynolds numbers.
Timoshin, SN, Smith, FT
core  

Acoustically mediated long-range interaction among multiple spherical particles exposed to a plane standing wave

open access: yesNew Journal of Physics, 2016
In this work, we study the acoustically mediated interaction forces among multiple well-separated spherical particles trapped in the same node or antinode plane of a standing wave.
Shenwei Zhang   +4 more
doaj   +1 more source

Dual‐Function Interface Engineering for δ‐Phase‐Free Crystallization Toward Efficient and Stable FAPbI3 Perovskite Solar Cells

open access: yesAdvanced Functional Materials, EarlyView.
This work presents a dual‐function interface engineering strategy using PEACl to suppress the formation of the non‐perovskite δ‐FAPbI3 phase at the critical SnO2 buried interface. This approach enables the direct crystallization of the photoactive α‐phase, yielding highly efficient and stable rigid (25.6%) and flexible perovskite solar cells with ...
Xiao Wu   +7 more
wiley   +1 more source

On wave-particle interaction in axisymmetric toroidal systems

open access: yes, 2011
A general formalism is developed to describe the interaction of charged particles with electromagnetic waves in terms of coupled finite difference mapping equations that incorporate tokamak topology.
Lisak, Mietek,   +8 more
core   +1 more source

Dual‐Salt Carbothermal Shock Strategy Enabling Ultrafast and Sustainable Regeneration of Spent LiFePO4 Cathode Materials

open access: yesAdvanced Functional Materials, EarlyView.
Lithium iron phosphate (LFP) accounts for over 50% of the global cathode market, underscoring the need for efficient recycling and regeneration. We propose a dual‐salt carbothermal shock (CTS) strategy using LiI and NaI to in situ repair Li vacancies.
Yanjuan Li   +7 more
wiley   +1 more source

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