Results 41 to 50 of about 319,206 (294)

Hydrodynamic propulsion of human sperm [PDF]

open access: yes, 2009
The detailed fluid mechanics of sperm propulsion are fundamental to our understanding of reproduction. In this paper, we aim to model a human sperm swimming in a microscope slide chamber.
Green, Richard B.   +7 more
core   +1 more source

Hydrodynamic Evaluation of Interceptor Configuration on a High-Speed Ship with Tunnel Propeller for Resistance Reduction

open access: yesJournal of Eta Maritime Science
In high-speed ship design, accurate hydrodynamic prediction is crucial to optimizing performance and efficiency. One of the strategies is to take advantage of interceptors, which have proven to be a promising solution for resistance reduction and trim ...
Arfis Maydino Firmansyah Putra   +10 more
doaj   +1 more source

Hydrodynamic and Acoustic Performance Analysis of Marine Propellers by Combination of Panel Method and FW-H Equations

open access: yesMathematical and Computational Applications, 2019
The noise emitted by ships is one of the most important noises in the ocean, and the propeller noise is one of the major components of the ship noise. Measuring the propeller noise in a laboratory, despite the high accuracy and good reliability, has high
Abouzar Ebrahimi   +2 more
doaj   +1 more source

A Numerical Study on Hydrodynamic Energy Conversions of OWC-WEC with the Linear Decomposition Method under Irregular Waves

open access: yesEnergies, 2021
A numerical study was performed to investigate the applicability of the linear decomposition method for the hydrodynamic energy conversion of an oscillating-water-column type wave energy converter (OWC-WEC).
Jeong-Seok Kim   +4 more
doaj   +1 more source

On the Hydrodynamics of Crystal Clustering [PDF]

open access: yesPhilosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 2019
The formation of crystal clusters may influence the mechanical behaviour of magmas. However whether clusters form largely from physical contact in a mobile state during sedimentation and stirring, or require residence in a crystal mush is not well understood.
Michael McIntire   +2 more
openaire   +2 more sources

Single‐molecule DNA flow‐stretch assays for high‐throughput DNA–protein interaction studies

open access: yesFEBS Open Bio, EarlyView.
We describe an optimised single‐molecule DNA flow‐stretch assay that visualises DNA–protein interactions in real time. Linear DNA fragments are tethered to a surface and stretched by buffer flow for fluorescence imaging. Using λ and φX174 DNA, this protocol enhances reproducibility and accessibility, providing a versatile approach for studying diverse ...
Ayush Kumar Ganguli   +8 more
wiley   +1 more source

Life prediction analysis of patrol vessel made from FRP with variations of wave height and wave direction [PDF]

open access: yesBIO Web of Conferences
The Fiber Reinforced Plastic (FRP) material used in ships has advantages such as lighter weight, resistance to corrosion, and lower maintenance costs. However, transitioning from materials like steel and aluminum, commonly used in production, requires ...
Octaviano Noel   +6 more
doaj   +1 more source

Effect of channel geometry on a density wave induced by gravity and chemoconvection in miscible reacting fluids

open access: yesAIP Advances, 2020
We study a two-layer system of initially separated aqueous solutions of an acid and a base placed in a vertically oriented Hele–Shaw cell. After the reactants, a second-order neutralization reaction begins, which is accompanied by the release of salt ...
D. A. Bratsun   +3 more
doaj   +1 more source

A Real-Time Calculation Method to Improve Boiler Safety in Deep Peak Shaving Cases

open access: yesEnergies, 2023
To tackle the overheating problem of the heating surface in deep peak shaving, it is urgent to develop working substance (steam) temperature regulation and heating surface safety control technologies that combine combustion and hydrodynamic instability ...
Xin Guo   +5 more
doaj   +1 more source

Protocol for quantifying miRNA trafficking across the endosomal membrane

open access: yesFEBS Open Bio, EarlyView.
An in vitro protocol measures miRNA uptake into endosomes isolated from mammalian cell extracts, which are free of subcellular contaminants. Performed at 37 °C in the presence of ATP, it ensures the import of single‐stranded miRNA into the endosomal lumen.
Syamantak Ghosh   +2 more
wiley   +1 more source

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