Results 61 to 70 of about 35,987 (205)

A Novel Ultrasonic Cavitation Peening Approach Assisted by Water Jet

open access: yesApplied Sciences, 2018
Ultrasonic cavitation peening is an environmentally friendly technology to improve surface properties. In the traditional ultrasonic cavitation peening process, specimens have to be immersed in a liquid and temperature control is required, which limits ...
Fushi Bai   +3 more
doaj   +1 more source

Characterization of cavitation under ultrasonic horn tip – Proposition of an acoustic cavitation parameter

open access: yesUltrasonics Sonochemistry, 2022
Acoustic cavitation, generated by a piezo-driven transducer, is a commonly used technique in a variety of processes, from homogenization, emulsification, and intensification of chemical reactions to surface cleaning and wastewater treatment.
Gregor Kozmus   +4 more
doaj   +1 more source

Ultrasonic Production of Nano-Size Dispersions and Emulsions [PDF]

open access: yes, 2005
Ultrasound is a well-established method for particle size reduction in dispersions and emulsions. Ultrasonic processors are used in the generation of nano-size material slurries, dispersions and emulsions because of the potential in the deagglomeration ...
Hielscher, Thomas
core   +2 more sources

Analysis of cavitation orthogonal experiments in power ultrasonic honing

open access: yesAdvances in Mechanical Engineering, 2017
Cavitation will occur in the process of power ultrasonic honing. To explore the influence of cavitation on the material surface processed, an ultrasonic honing cavitation orthogonal experiment is conducted and three indicators are analyzed, which are ...
Linzheng Ye, Xijing Zhu
doaj   +1 more source

Bubbly cavitating flow generation and investigation of its erosional nature for biomedical applications [PDF]

open access: yes, 2009
This paper was presented at the 2nd Micro and Nano Flows Conference (MNF2009), which was held at Brunel University, West London, UK. The conference was organised by Brunel University and supported by the Institution of Mechanical Engineers, IPEM, the ...
2nd Micro and Nano Flows Conference (MNF2009)   +6 more
core  

Numerical simulation on the processing of crumb rubber-modified asphalt by ultrasound and mechanical stirring [PDF]

open access: yesChemical Industry and Chemical Engineering Quarterly
Based on the existing modified asphalt production equipment, the power ultrasound is integrated into the existing stirring dispersion technology, and the FLUENT fluid simulation is used to combine ultrasonic action and stirring.
Fu Gang   +7 more
doaj   +1 more source

A radial mode ultrasonic horn for the inactivation of Escherichia coli K12 [PDF]

open access: yes, 2008
Tuned cylindrical radial mode ultrasonic horns offer advantages over ultrasonic probes in the design of flow-through devices for bacterial inactivation. This study presents a comparison of the effectiveness of a radial horn and probe in the inactivation ...
Hunter, G.   +3 more
core   +1 more source

A simple model of ultrasound propagation in a cavitating liquid. Part II: Primary Bjerknes force and bubble structures [PDF]

open access: yes, 2012
In a companion paper, a reduced model for propagation of acoustic waves in a cloud of inertial cavitation bubbles was proposed. The wave attenuation was calculated directly from the energy dissipated by a single bubble, the latter being estimated ...
Louisnard, Olivier
core   +4 more sources

Ultrasonic metal etching for metallographic analysis [PDF]

open access: yes, 1971
Ultrasonic etching delineates microstructural features not discernible in specimens prepared for metallographic analysis by standard chemical etching procedures.
Young, S. G.
core   +1 more source

A novel ultrasonic cavitation enhancer

open access: yesJournal of Physics: Conference Series, 2015
We introduce a Cavitation Intensifying Bag as a versatile tool for acoustic cavitation control. The cavitation activity is spatially controlled by the modification of the inner surface of the bag with patterned pits of microscopic dimensions. We report on different measurements such as the transmission of ultrasound, temperature increase inside the bag
Rivas, Fernandez D.   +5 more
openaire   +2 more sources

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