Results 61 to 70 of about 1,274,094 (294)

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

Shaping an ultracold atomic soliton in a travelling wave laser beam

open access: yes, 1997
An ultracold wave packet of bosonic atoms loaded into a travelling laser wave may form a many-atom soliton.This is disturbed by a homogeneous force field, for example by the inevitable gravitation.
Anderson M. H. .   +4 more
core   +1 more source

A Compact Spin‐Coated Graphene UWB Antenna for Breast Tumor Detection

open access: yesAdvanced Engineering Materials, EarlyView.
A compact, spin‐coated graphene ultra‐wideband patch antenna designed for breast tumor detection, capable of distinguishing between malignant and benign tumors. This innovative antenna can serve as an effective initial screening tool, particularly in resource‐limited settings such as rural areas, where access to advanced medical equipment like MRI and ...
Raja Rashidul Hasan   +9 more
wiley   +1 more source

A Hydrodynamic Analog of the Casimir Effect in Wave-Driven Turbulent Flows

open access: yesFluids, 2022
We present experimental results on a fluctuation-induced force observed in Faraday wave-driven turbulence. As recently reported, a long-range attraction force arises between two walls that confine the wave-driven turbulent flow.
Mahdi Davoodianidalik   +2 more
doaj   +1 more source

Investigation of Laser Ablation and Brush Pre‐Treatments for AlCu Cold Roll Bonding in Oxygen‐Free Conditions

open access: yesAdvanced Engineering Materials, EarlyView.
It is shown that laser ablation pretreatment under oxygen‐free conditions enables copper–aluminium bonding at significantly lower deformation degrees and improved properties compared to mechanical brushing. Laser ablation further increases interface contact area and induces favourable residual stress states and microstructural compatibility ...
Khemais Barienti   +11 more
wiley   +1 more source

Regular Wave Effects on the Hydrodynamic Performance of Fine-Mesh Nettings in Sampling Nets

open access: yesApplied Sciences
Fine-mesh netting, with mesh dimensions of the order of a few millimeters, is widely used in sampling nets for the collection of larval and juvenile fishes.
Zhiqiang Liu   +5 more
doaj   +1 more source

Dynamic Behavior Assessment of OC4 Semi-submersible FOWT Platform Through Morison Equation

open access: yes한국해양공학회지, 2023
This paper proposes an effective inertia coefficient (EIC) in the Morison equation for better wave-force calculations. The OC4 semi-submersible floating offshore wind turbine (FOWT) platform was considered to test the feasibility.
Chungkuk Jin   +3 more
doaj   +1 more source

Explicit treatment of tensor force with a method of Antisymmetrized Molecular Dynamics

open access: yes, 2005
In order to treat tensor force explicitly, we propose a microscopic model for nuclear structure based on antisymmetrized molecular dynamics (AMD). As a result of the present study, it is found that some extentions of the AMD method are effective to ...
Akaishi, Yoshinori   +4 more
core   +2 more sources

Air‐Pressure–Actuated Vibroacoustic Metamaterial With Tunable Bandgap: Design, Modeling, and Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents the design, modeling, and characterization of air‐pressure–actuated programmable vibroacoustic metamaterials (PVAMM). The study focuses on leveraging air pressure to dynamically tune resonance frequencies for effective noise attenuation.
William Kaal   +2 more
wiley   +1 more source

Wave Forcing of Beach Groundwater

open access: yesCoastal Engineering 1980, 1980
A field project was conducted to measure swash and surf characteristics and related processes on a beach with a high tide range and very low slope. Variables measured were beach waterlevels in the surf and swash zones, beach groundwater levels, and on-offshore and alongshore currents.
openaire   +2 more sources

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