Results 41 to 50 of about 3,940 (221)

Surface mechanics design by cavitation peening

open access: yesThe Journal of Engineering, 2015
Although impacts at cavitation bubble collapses cause severe damage in hydraulic machineries, the cavitation impacts can be utilised for surface mechanics design such as introduction of compressive residual stress and/or improvement of fatigue strength ...
Hitoshi Soyama
doaj   +1 more source

Erosive Intensity Measurements of Cavitating Jet [PDF]

open access: yes, 2001
Cavitating jets are widely used for cleaning, cutting, improving material strength and so forth. This paper describes the erosive intensity measurement of a cavitating jet with various nozzle configurations.
Kato, Hiroharu, Yuya, Shimomura
core  

Caries Café: A Method for Consolidating and Co‐Constructing Knowledge of Caries

open access: yesEuropean Journal of Dental Education, EarlyView.
ABSTRACT Introduction Dental caries is multifaceted and requires dental undergraduates to receive training in underlying science, risk factors, disease prevention, and treatment. Caries content features at many different points in a Bachelor of Dental Surgery (BDS) programme, making it a large task to consolidate and assimilate in clinical practice ...
Luisa Wakeling   +4 more
wiley   +1 more source

Surge Instability on a Cavitating Propeller [PDF]

open access: yes, 2000
This study details experiments investigating a previously unrecognized surge instability on a cavitating propeller in a water tunnel. The surge instability is explored through visual observation of the cavitation on the propeller blades and in the tip ...
Brennen, C. E., Duttweiler, M. E.
core   +1 more source

Development of Quince Peel Extract Loaded Chitosan/PVA‐Based Edible Films for Food Coating

open access: yesJournal of Food Science, Volume 91, Issue 4, April 2026.
ABSTRACT This study aimed to valorize quince peel (Cydonia oblonga Mill.) as an agro‐industrial by‐product by recovering phenolic compounds through ultrasound‐assisted extraction (UAE) and incorporating the optimized extract into chitosan/polyvinyl alcohol (PVA)‐based edible films.
Nuray Yağmur   +2 more
wiley   +1 more source

Cavitation bubbles dynamics and cavitation erosion in water jet

open access: yesResults in Physics, 2018
A water jet test rig is used to the cavitation test of the brass samples. The single crater and the pits-group, are found on the specimen surfaces after 15 h test. A water jet cavitation model with the sound interaction among bubbles, is developed by applying a water pressure of water jet flow fields into the Keller-Miksis equation, so as to obtain the
Feng Cheng   +3 more
openaire   +2 more sources

Numerical investigation into the cavitating jet inside water poppet valves with varied valve seat structures

open access: yesEngineering Applications of Computational Fluid Mechanics, 2021
Owing to the strong three-dimensionality and transient evolution, the flow dynamics of a cavitating jet inside a water poppet valve is poorly understood, leading to insufficient basis for exploring the governing mechanism of cavitation effects.
Cong Yuan   +3 more
doaj   +1 more source

Analysis of the Formation Mechanism of Secondary Tip Leakage Vortex (S-TLV) in an Axial Flow Pump

open access: yesMachines, 2022
Studies on the tip leakage vortex (TLV) are extensive, while studies on the secondary tip leakage vortex (S-TLV) are rare. To advance the understanding of the formation mechanism of the S-TLV, turbulent cavitating flows were numerically investigated ...
Hu Zhang   +4 more
doaj   +1 more source

Spray characteristics of a multi-hole injector for direct-injection gasoline engines [PDF]

open access: yes, 2006
The sprays from a high-pressure multi-hole nozzle injected into a constant-volume chamber have been visualized and quantified in terms of droplet velocity and diameter with a two-component phase Doppler anemometry (PDA) system at injection pressures up ...
Arcoumanis, C.   +3 more
core   +1 more source

Surface wear and roughness of experimental composites containing calcium orthophosphate particles following toothbrush abrasion

open access: yesEuropean Journal of Oral Sciences, Volume 134, Issue 2, April 2026.
Abstract This study evaluated experimental composites containing dicalcium phosphate dihydrate (DCPD) particles for toothbrush wear and roughness. Composites containing bisphenol‐A glycidyl dimethacrylate/triethylene glycol dimethacrylate with 50 vol% inorganic fraction consisting of barium glass and DCPD (35:15 and 15:35 vol%) or barium glass only ...
Handially S. Vilela   +5 more
wiley   +1 more source

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