Articles with "ultrasonication" as a keyword



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Novel method for sustainable and selective separation of PVC and PET by the homogeneous dissociation of H2O2 using ultrasonication

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Published in 2019 at "Journal of Material Cycles and Waste Management"

DOI: 10.1007/s10163-019-00861-1

Abstract: This paper presents a one-step selective separation of polyvinyl chloride (PVC) from PVC/PET mixture based on hydrophilicity building on the PVC surface using H2O2/ultrasonication. After the combined treatment, the decrease of PVC contact angle (from… read more here.

Keywords: pvc; pvc pet; ultrasonication; separation ... See more keywords
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Ultrasonication-Mediated Self-Assembly in Polythiophene Films via Control of Residual Solvent Evaporation

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Published in 2018 at "Macromolecular Research"

DOI: 10.1007/s13233-018-6014-3

Abstract: We have developed a facile ultrasonication method for the preparation of ordered polymer films. This method was tested by determining the structural, morphological, and electrical characteristics of poly(3-hexylthiophene) films ultrasonicated for various periods under various… read more here.

Keywords: self assembly; mediated self; ultrasonication; solvent vapor ... See more keywords
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Experimental investigation on the combustion, performance and emission characteristics of a diesel engine using water emulsified diesel prepared by ultrasonication

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Published in 2018 at "Journal of the Brazilian Society of Mechanical Sciences and Engineering"

DOI: 10.1007/s40430-018-1419-7

Abstract: Simultaneous reduction of both nitrogen oxides (NOx) and particulate matter emission from diesel engines can be done using water emulsified diesel (WED) as fuel. Its uses in CI engines also reduce the emissions of other… read more here.

Keywords: diesel; combustion; ultrasonication; using water ... See more keywords
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Producing low-ash coal by microwave and ultrasonication pretreatment followed by solvent extraction of coal

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Published in 2018 at "Fuel"

DOI: 10.1016/j.fuel.2017.10.029

Abstract: Abstract Low ash clean coal was produced from Indian coking coal through microwave irradiation or ultrasonication followed by solvent extraction in N-methyl-2-pyrollidone (NMP) containing smaller amount of Ethylenediamine (EDA) or Monoethanolamine (MEA). Pretreatment by ultrasonication… read more here.

Keywords: extraction; ultrasonication; yield; coal ... See more keywords
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Enhanced magnetic properties of polymer-magnetic nanostructures synthesized by ultrasonication

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Published in 2017 at "Journal of Alloys and Compounds"

DOI: 10.1016/j.jallcom.2017.05.146

Abstract: Polymer based nickel (Ni) and cobalt (Co) co-doped ferrites were prepared by adept ultrasonication route. Different concentrations of polymer [polyvinyl alcohol (PVA)] (0.2 g and 0.5 g) was added as a surfactant to the magnetic… read more here.

Keywords: enhanced magnetic; magnetic properties; ultrasonication; properties polymer ... See more keywords
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Microstructural modification of recycled aluminium alloys by high-intensity ultrasonication: Observations from custom Al–2Si–2Mg–1.2Fe–(0.5,1.0)Mn alloys

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Published in 2020 at "Journal of Alloys and Compounds"

DOI: 10.1016/j.jallcom.2020.153833

Abstract: Abstract The effect of ultrasonication on the solidification microstructure of recycled Al-alloys is investigated using custom Al–2Si–2Mg–1.2Fe–xMn alloys (x = 0.5 and 1%, in wt.%) through cooling curve measurement, optical and electron microscopy, X-ray diffraction, differential scanning… read more here.

Keywords: 2si 2mg; ultrasonication; nucleation; microstructural modification ... See more keywords
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Synergistic effect of low power ultrasonication on antimicrobial activity of cecropin P1 against E. coli in food systems

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Published in 2018 at "Lwt - Food Science and Technology"

DOI: 10.1016/j.lwt.2018.05.016

Abstract: Abstract Recent studies have shown that both low frequency (20–100 kHz) ultrasonication and antimicrobial peptides (AMPs) treatment processes have a significant advantage in inactivating bacterial cells than the conventional heat treatment due to higher food texture… read more here.

Keywords: power; ultrasonication; ultrasonication antimicrobial; food ... See more keywords
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Fluorosilicone polymers with tailored mechanical, acid resistant and adhesive properties: Role of ultrasonication and functionally active single walled carbon nanotubes

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Published in 2019 at "Materials Chemistry and Physics"

DOI: 10.1016/j.matchemphys.2018.11.042

Abstract: Abstract Though fluorosilicone polymers (FSP) are known for their excellent solvent resistance and broad service temperature, reports on single walled carbon nanotube (SWCNT) incorporated FSP coatings that are resistant to oxidative environments and at the… read more here.

Keywords: fluorosilicone polymers; ultrasonication; single walled; swcnt ... See more keywords
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Effect of ultrasonication on the metabolome and transcriptome profile changes in the fermentation of Ganoderma lucidum.

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Published in 2021 at "Microbiological research"

DOI: 10.1016/j.micres.2021.126916

Abstract: Development of an efficient liquid fermentation method is helpful for food and pharmaceutical applications. This study investigated the effect of ultrasonication on the liquid fermentation of Ganoderma lucidum, a popular edible and medical fungi. Significant… read more here.

Keywords: fermentation ganoderma; ultrasonication; lucidum; effect ultrasonication ... See more keywords
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CuY zeolite catalysts prepared by ultrasonication-assisted ion-exchange for oxidative carbonylation of methanol to dimethyl carbonate.

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Published in 2018 at "Ultrasonics sonochemistry"

DOI: 10.1016/j.ultsonch.2018.02.013

Abstract: The influence of ultrasonication treatment on the catalytic performance of CuY zeolite catalysts was investigated for the liquid-phase oxidative carbonylation of methanol to dimethyl carbonate (DMC). The deammoniation method of NH4Y into HY zeolites was… read more here.

Keywords: ion exchange; zeolite; dimethyl carbonate; methanol dimethyl ... See more keywords
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Effect of ultrasonication on the flotation of fine graphite particles: Nanobubbles or not?

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Published in 2020 at "Ultrasonics sonochemistry"

DOI: 10.1016/j.ultsonch.2020.105243

Abstract: It has been reported that nanobubbles can be produced by ultrasonication. However, it remains unclear whether part of the contribution of ultrasonication on flotation performance can be attributed to the generation of nanobubbles. In this… read more here.

Keywords: surface nanobubbles; flotation; ultrasonication; ultrasonication flotation ... See more keywords