Results 41 to 50 of about 2,492,569 (263)

Mechanochemical Suzuki polymerization for the synthesis of polyfluorenes

open access: yesGreen Chemistry Letters and Reviews, 2022
Herein are reported the syntheses of poly(9,9-di-n-octylfluorenyl-2,7-diyl) (PF), poly(9,9-dioctylfluorene-alt-benzothiadiazole) (PFBT), and poly[(9,9-bis(3′-(N,N-dimethylamino)propyl)-2,7-fluorene)-alt-2,7-(9,9-dioctylfluorene)] (PFN) by employing ...
L. P. Tharika Nirmani   +2 more
doaj   +1 more source

The Mechanochemical Fries Rearrangement: Manipulating Isomer Ratios in the Synthesis of p-Hydroxyacetophenone at Different Scales [PDF]

open access: yes, 2022
Here, we present the first mechanochemical Fries rearrangement for the industrially important synthesis of para hydroxyacetophenone, inside a ball mill and a twin-screw extruder.
Viktoria, Pietryga   +5 more
core   +2 more sources

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 Phosphonate-based Proton Conducting Metal Organic Frameworks [PDF]

open access: yes, 2022
The rational design of new type of water stable metal–organic frameworks (MOFs) as promising proton-conductors has attracted great attention owing to their applications in proton-exchange membrane fuel cells (PEMFC). Herein, we report the mechanochemical
Franziska , Emmerling   +3 more
core   +2 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   +2 more sources

Mechanochemical Synthesis of Zero-Dimensional Metal Halide Perovskites

open access: yes, 2023
In this work, we directly demonstrate solid-state synthesis of zero-dimensional metal halide perovskites by mechanochemical synthesis. Three representative zero-dimensional perovskites, Cs4PbBr6, Cs2SnBr6, and Cs3Cu2I5, were synthesized with high purity ...
Lee, Takhee   +5 more
core   +1 more source

Optimization of the mechanochemical synthesis of several distinct compounds. [PDF]

open access: yes, 2020
Mechanochemical synthesis, as used in this work, is the mechanical milling of reagents to drive reaction. It is often considered a greener alternative to traditional solution-based methods of synthesis.
Williams, Joseph Ryan
core   +1 more source

Mechanistic Insights into a Sustainable Mechanochemical Synthesis of Ettringite

open access: yesChemistryOpen, 2019
Mechanochemistry offers an environmentally benign and facile synthesis method for a variety of cement paste constituents. In addition, these methods can be used to selectively tune the properties of cement components.
Dr. Julia Stroh   +4 more
doaj   +1 more source

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

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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