Results 51 to 60 of about 10,658 (268)

Exploring the Effects of Synthetic and Postsynthetic Grinding on the Properties of the Spin Crossover Material [Fe(atrz)3](BF4)2 (atrz = 4-Amino-4H-1,2,4-Triazole)

open access: yesMagnetochemistry, 2020
The effects of mechanochemical synthesis and postsynthetic grinding on the spin crossover material [Fe(atrz)3](BF4)2 was examined in detail using a combination of X-ray diffraction, magnetometry, EXAFS and TEM.
Jed H. Askew   +4 more
doaj   +1 more source

Mechanochemical synthesis of Bi4Ti3O12 [PDF]

open access: yes, 2006
Our efforts were directed to the preparation of bismuth titanate - Bi 4e;Ti3O12 (BIT) by mechanically assisted synthesis. The mechanical activation was applied to prepare bismuth titanate, Bi4e;Ti3O12, from bismuth oxide, Bi 2O3, and titanium oxide, TiO2
Stojanović, B. D.   +5 more
core   +1 more source

Mechanochemical Synthesis of Resveratrol-Piperazine Cocrystals. [PDF]

open access: yesMaterials (Basel)
The 1:1 resveratrol–piperazine cocrystal was successfully synthesized and scaled-up to 300 g scale with the mechanochemical method, as a result of investigating key process parameters, namely the solvent and the grinding time. The use of water, ethanol or ethanol–water mixtures and reaction times up to 50 min were evaluated relative to the dry grinding
Mitran RA   +10 more
europepmc   +3 more sources

Mechanochemical Synthesis of Boroxine-linked Covalent Organic Frameworks [PDF]

open access: yes
We report a rapid, room-temperature mechanochemical synthesis of 2- and 3-dimensional boroxine covalent organic frameworks (COFs), enabled by using trimethylboroxine as a dehydrating additive to overcome the hydrolytic sensitivity of boroxine-based COFs.
Xavier, Ottenwaelder   +6 more
core   +1 more source

Mechanochemical synthesis of an elusive fluorinated polyacetylene

open access: yesNature Chemistry, 2019
Polymer mechanochemistry has traditionally been employed to study the effects of mechanical force on one or two chemical bonds within a polymer. It is underexploited for the scalable synthesis of wholly new materials by activating bonds along the entire polymer, especially products inaccessible by other means. Herein we utilize polymer mechanochemistry
Benjamin R. Boswell   +9 more
openaire   +2 more sources

Mechanochemical-Cascaded C–N Cross-Coupling and Halogenation Using N‑Bromo- and N‑Chlorosuccinimide as Bifunctional Reagents [PDF]

open access: yes, 2021
Exploration of alternative energy sources for chemical transformations has gained significant interest from chemists, and mechanochemistry is one of those sources.
Prasenjit Mal   +3 more
core   +3 more sources

Preparation of powder coatings on the surface of steel balls by mechanochemical synthesis

open access: yesҚарағанды университетінің хабаршысы. Физика сериясы, 2020
This work presents the results of the study of tribological and corrosion properties of powder coatings based on VN, TiN, SiC and Cr2N obtained by mechanochemical synthesis on the surface of steel balls ShKh15.
Б.К. Рахадилов   +4 more
doaj   +1 more source

Mechanochemical activation of batch during fabrication of highly-porous cordierite materials based on natural oxide compounds [PDF]

open access: yesScience of Sintering, 2006
Using X-ray diffraction analysis and infrared spectroscopy techniques, the effect of additives on phase composition variation during mechanochemical activation of a kaolin-containing cordierite batch was investigated.
Antsiferov V.N.   +2 more
doaj   +1 more source

Mechanochemical Nucleophilic Substitution of Alcohols via Isouronium Intermediates [PDF]

open access: yes, 2021
An expansion of the solvent-free synthetic toolbox is essential for advances in the sustainable chemical industry. Mechanochemical reactions offer a superior safety profile and reduced amount of waste compared to conventional solvent-based synthesis ...
Tatsiana, Shalima   +4 more
core   +1 more source

Fast synthesis of the polycrystalline materials on the base of Zn 3 V2 MoO11 and Zn 2.5 VMoO8 [PDF]

open access: yesProcessing and Application of Ceramics, 2009
In our study we applied two different techniques for the preparation of Zn3V2MoO11 and Zn2.5VMoO8 polycrystalline materials - melt quenching method (up-bottom) and mechanochemical synthesis (bottom- up).
Maya Markova-Velichkova, Reni Iordanova
doaj  

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