Results 11 to 20 of about 257,988 (291)

Cost-effective microwave-assisted O3- type sodium-based layered oxide cathode materials for sodium-ion batteries

open access: yesEnergy Reports, 2023
In this work, phase pure and highly crystalline O3-type layered oxide material (Na1Ni0.33Mn0.33Fe0.33O2-NNMF) was developed using; (i) a conventional solid-state synthesis route and (ii) a facile microwave-assisted sol–gel technique.
R.A. Harindi Gayara   +7 more
doaj   +1 more source

Microwave hydrothermal synthesis of tobermorite for the solidification of iron

open access: yesCase Studies in Construction Materials, 2023
s: Iron is one of the heavy metals that present in industrial wastewater and domestic waste which damage agricultural production as well as the landscape if there is no proper treatment.
Shuqiong Luo   +6 more
doaj   +1 more source

Simple green organic chemistry experiments with the kitchen microwave for high school chemistry classrooms

open access: yesChemistry Teacher International, 2022
Microwave systems have been used in organic chemistry since the late 1990s for applications including Microwave-Assisted Organic Synthesis (MAOS). The main advantages of microwave-assisted procedures compared to traditional synthesis methods are the 100-
Linkwitz Michael   +5 more
doaj   +1 more source

The Properties of Microwave-Assisted Synthesis of Metal–Organic Frameworks and Their Applications

open access: yesNanomaterials, 2023
Metal–organic frameworks (MOF) are a class of porous materials with various functions based on their host-guest chemistry. Their selectivity, diffusion kinetics, and catalytic activity are influenced by their design and synthetic procedure. The synthesis
Pham Thi Phan   +3 more
doaj   +1 more source

Microwave-assisted hydrothermal synthesis of carbon monolith via a soft-template method using resorcinol and formaldehyde as carbon precursor and pluronic F127 as template [PDF]

open access: yes, 2014
A new microwave-assisted hydrothermal synthesis of carbon monolith is reported in this work. The process uses microwave heating at 100 °C under acidic condition by employing a triblock copolymer F127 as the template, and resorcinol–formaldehyde as the ...
Elaigwu, Sunday E.   +3 more
core   +1 more source

Synthesis of carbon nanomaterials by means of microwave-assisted catalytic pyrolysis of cellulose

open access: yesФизико-химические аспекты изучения кластеров, наноструктур и наноматериалов, 2023
The growing demand for carbon nanotubes, which are typical representatives of the class of carbon nanomaterials and have unique physical and chemical properties, necessitates the search for available and renewable hydrocarbon resources for their ...
A.N. Zaritovskii   +4 more
doaj   +1 more source

Microwave Irradiation: Alternative Heating Process for the Synthesis of Biologically Applicable Chromones, Quinolones, and Their Precursors

open access: yesMolecules, 2021
Microwave irradiation has become a popular heating technique in organic synthesis, mainly due to its short reaction times, solventless reactions, and, sometimes, higher yields.
Hélio M. T. Albuquerque   +2 more
doaj   +1 more source

Microwave-Assisted Routes for the Synthesis of Complex Functional Oxides

open access: yesInorganics, 2015
The synthesis of complex functional inorganic materials, such as oxides, can be successfully performed by using microwave irradiation as the source of heat.
Jesús Prado-Gonjal   +2 more
doaj   +1 more source

The Cu(OTf)2 catalysed microwave assisted synthesis of a new scaffold, 7-aryl-7,8-dihydropyrido[4,3-c]pyridazin-5(6H)-one [PDF]

open access: yes, 2014
The synthesis of novel 7-aryl-7,8-dihydropyrido[4,3-c]pyridazin-5(6H)-ones is described including a one-step Mannich-type reaction followed by intramolecular ring closure of ethyl 3-methylpyridazine-4- carboxylate and aldimines, catalysed by the Lewis ...
De Coen, Laurens   +5 more
core   +2 more sources

A review of RFI mitigation techniques in microwave radiometry [PDF]

open access: yes, 2019
Radio frequency interference (RFI) is a well-known problem in microwave radiometry (MWR). Any undesired signal overlapping the MWR protected frequency bands introduces a bias in the measurements, which can corrupt the retrieved geophysical parameters ...
Camps Carmona, Adriano José   +2 more
core   +2 more sources

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