Results 31 to 40 of about 8,948 (200)

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   +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

Influencia del ultrasonido de alta potencia sobre la microflora natural, patógenos y bacterias del ácido láctico en una emulsión de carne cruda

open access: yes, 2021
8 páginasRaw meat emulsions may have natural, spoilage and pathogenic microorganisms due to the origin and characteristics of this food matrix. All of these microorganisms must be minimized during industrial processing to make food consumption safe and ...
Aguilar, C.   +5 more
core   +1 more source

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

Numerical study of static pressure on the sonochemistry characteristics of the gas bubble under acoustic excitation

open access: yesOpen Physics, 2023
The extreme environment formed during bubble collapse can cause a series of chemical reactions inside the bubble, and multiple products (i.e., ˙OH, H˙, O, H2, and HO2˙, etc.) are produced, which is called sonochemistry. In this study, a new model is used
Lu Chunyuan, Lou Zongyong
doaj   +1 more source

Self-cleaning of SiO2-TiO2 coating: Effect of sonochemical synthetic parameters on the morphological, mechanical, and photocatalytic properties of the films

open access: yesUltrasonics Sonochemistry, 2021
Among the different properties of the hydrophobic semiconductor surfaces, self-cleaning promoted by solar illumination is probably one of the most attractive from the technological point of view.
A. Rosales   +4 more
doaj   +1 more source

Synthesis of Imidazole-Based Molecules under Ultrasonic Irradiation Approaches

open access: yesMolecules, 2023
Imidazole-based compounds are a series of heterocyclic compounds that exhibit a wide range of biological and pharmaceutical activities. However, those extant syntheses using conventional protocols can be time-costly, require harsh conditions, and result ...
Xian-Long Yu   +7 more
doaj   +1 more source

Synthesis, characterization, and antibacterial activities of Ag2O nanoparticle and silver (І) nano-rod complex [PDF]

open access: yesNanochemistry Research, 2020
In this work, we synthesized a new complex of silver(І) with a schiff-base ligand 2,5-bis(3-pyridyl)-3,4-diaza-2,4-hexadiene (L=3-bpdh),[Ag(3-bpdh)(NO3)]n (1) and characterized by Infra-Red (IR) spectroscopy.
Zohreh Rashidi Ranjbar   +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

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