Articles with "mechanochemical activation" as a keyword



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Mechanochemical Activation of Fluorogenic CuAAC "Click" Reactions for Stress-Sensing Applications.

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Published in 2018 at "Macromolecular rapid communications"

DOI: 10.1002/marc.201800376

Abstract: Strategies for visualizing stress within polymeric materials are of growing interest during the past decade. In this paper, stress-sensing materials, triggered by a mechanoresponsive catalytic system based on latent copper(I)bis(N-heterocyclic carbene) mechanophores, are reported, which… read more here.

Keywords: mechanochemical activation; activation fluorogenic; stress sensing; stress ... See more keywords
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Mechanochemical activation of antigorite to provide active magnesium for precipitating cesium from the existences of potassium and sodium

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Published in 2019 at "Applied Clay Science"

DOI: 10.1016/j.clay.2018.11.015

Abstract: Abstract Much attention has been paid to deal with cesium from the serious concern over the environmental threat as a well-known radionuclide. Radioactive cesium is usually precipitated and concentrated from aqueous waste before the final… read more here.

Keywords: activation antigorite; mechanochemical activation; cesium; potassium sodium ... See more keywords
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Mechanochemical activation on selective leaching of arsenic from copper smelting flue dusts.

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Published in 2021 at "Journal of hazardous materials"

DOI: 10.1016/j.jhazmat.2021.125436

Abstract: A novel application, including mechanochemical pre-treating and alkali leaching, for arsenic selective leaching from copper smelter flue dusts (CSFUs) was developed to overcome the disadvantages of hydrometallurgical methods. Compared with raw CSFU powders, the mechanical-activated… read more here.

Keywords: flue dusts; selective leaching; mechanochemical activation; copper ... See more keywords
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Effect of Polymer Composition and Morphology on Mechanochemical Activation in Nanostructured Triblock Copolymers

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Published in 2023 at "Macromolecules"

DOI: 10.1021/acs.macromol.2c02475

Abstract: The effect of composition and morphology on mechanochemical activation in nanostructured block copolymers was investigated in a series of poly(methyl methacrylate)-block-poly(n-butyl acrylate)-block-poly(methyl methacrylate) (PMMA-b-PnBA-b-PMMA) triblock copolymers containing a force-responsive spiropyran unit in the center of… read more here.

Keywords: composition morphology; triblock copolymers; mechanochemical activation; activation ... See more keywords
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Mechanochemical activation and oxidation of U(IV)O2.

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Published in 2022 at "Chemical communications"

DOI: 10.1039/d2cc00242f

Abstract: Mechanochemical impact induces oxidation of U(IV)O2 in presence of alkali metal peroxides Li2O2 and Na2O2 during liquid-assisted grinding, resulting in respective alkali U(VI) triperoxide phases (e.g. Na4[UO2(O2)3]ยท9H2O), based on powder X-ray diffraction analysis, solid- and… read more here.

Keywords: spectroscopy; oxidation; mechanochemical activation; activation oxidation ... See more keywords
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Shear-activated chemisorption and association of cyclic organic molecules.

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Published in 2022 at "Faraday discussions"

DOI: 10.1039/d2fd00086e

Abstract: Mechanochemical activation has created new opportunities for applications such as solvent-free chemical synthesis, polymer processing, and lubrication. However, mechanistic understanding of these processes is still limited because the mechanochemical response of a system is a… read more here.

Keywords: chemisorption; organic molecules; mechanochemical activation; shear activated ... See more keywords
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Mechanochemical Activation and Spark Plasma Sintering of the Lead-Free Ba(Fe1/2Nb1/2)O3 Ceramics

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Published in 2021 at "Materials"

DOI: 10.3390/ma14092254

Abstract: This paper investigates the impact of the technological process (Mechanochemical Activation (MA) of the powder in combination with the Spark Plasma Sintering (SPS) method) on the final properties of lead-free Ba(Fe1/2Nb1/2)O3 (BFN) ceramic materials. The… read more here.

Keywords: lead free; mechanochemical activation; plasma sintering; spark plasma ... See more keywords
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Mechanochemical Activation of Superradiance in Paramagnetic Polymer Composites.

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Published in 2023 at "Materials"

DOI: 10.3390/ma16031297

Abstract: The review examines the effect of radio-frequency superradiance during pulsed mechanochemical activation of polymer composites under high pressure. Mechanochemical activation is implemented in three modes: (a) rheological explosion of polymer composite under rapid uniaxial compression,… read more here.

Keywords: paramagnetic polymer; mechanochemical activation; polymer composites; superradiance ... See more keywords