Results 21 to 30 of about 9,303 (163)

The effects of power ultrasound (24 kHz) on the electrochemical reduction of CO2 on polycrystalline copper electrodes

open access: yesUltrasonics Sonochemistry, 2021
The electrochemical CO2 reduction reaction (CO2RR) on polycrystalline copper (Cu) electrode was performed in a CO2-saturated 0.10 M Na2CO3 aqueous solution at 278 K in the absence and presence of low-frequency high-power ultrasound (f = 24 kHz, PT ~ 1.23 
Md Hujjatul Islam   +5 more
doaj   +1 more source

Sonochemistry dosimetries in seawater

open access: yesUltrasonics Sonochemistry, 2023
Due to the complex physical and chemical interactions taking place in the sonicated medium, various methods have been proposed in the literature for a better understanding of the sonochemical system.
Rabiaa Khaffache   +7 more
doaj   +1 more source

Hydrodynamic Cavitation: A Promising Technology for Industrial-Scale Synthesis of Nanomaterials

open access: yesFrontiers in Chemistry, 2020
One of the most challenging issues for the large-scale application of nanomaterials, especially nanocarbons, is the lack of industrial synthetic methods. Sonochemistry, which creates an extreme condition of high pressure and temperature, has been thereby
Xun Sun   +4 more
doaj   +1 more source

30 Years of sonochemistry links with China [PDF]

open access: yes, 2020
Most scientists consider that sonochemistry became recognised as a discrete subject in the 1980’s – some 40 years ago which coincidentally is when my own interests in the subject began.
Mason, Timothy J.; id_orcid
core   +1 more source

Introductory text to sonochemistry [PDF]

open access: yes, 2018
Sonochemistry is a multi-disciplinary and an emerging research field that has potential applications in many areas that include chemistry, physics, biology, materials, food science, engineering, and medicine.
Ashokkumar, M
core   +1 more source

Investigation of Sonoelectrochemistry Process on Discoloration of Basic Yellow 28 in Presence of Titanium Dioxide Nanoparticles [PDF]

open access: yesشیمی کاربردی روز, 2017
In this work, discoloration of basic yellow 28 using sonoelectrochemical method in presence of titanium dioxide nanoparticles was investigated. The respond surface methodology (RSM) was applied for optimization of discoloration.
Ali Etemadifar   +3 more
doaj   +1 more source

Modern Methods for the Sustainable Synthesis of Metalloporphyrins

open access: yesMolecules, 2021
Metalloporphyrins are involved in many and diverse applications that require the preparation of these compounds in an efficient manner, which nowadays, also involves taking into consideration sustainability issues.
Carla Gomes   +2 more
doaj   +1 more source

Sonochemistry: Non-Classical Way of Synthesis [PDF]

open access: yes, 2019
This review presents the detailed picture of current knowledge on ultrasound assisted chemical reactions and its green approach in chemical synthesis.
Sheth, Avani   +4 more
core   +1 more source

A parametric review of sonochemistry: control and augmentation of sonochemical activity in aqueous solutions [PDF]

open access: yes, 2019
In this review the phenomenon of ultrasonic cavitation and associated sonochemistry is presented through system parameters. Primary parameters are defined and considered, namely; pressure amplitude, frequency and reactor design; including transducer type,
Wood, Richard James   +2 more
core   +2 more sources

Ultrasonic effect on pH, electric conductivity, and tissue surface of button mushrooms, Brussels sprouts and cauliflower.

open access: yesCzech Journal of Food Sciences, 2007
The aim of this work was to use ultrasound pre-treatment as a potential method prior to the subsequent processing in the food industry, for button mushrooms, Brussels sprouts, and cauliflower in order to observe the impact of ultrasound on the vegetable ...
Anet Režek Jambrak   +3 more
doaj   +1 more source

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