Results 11 to 20 of about 5,235 (192)

Chemo-Rheological Behavior of Aqueous Titanium Carbide Suspension and Evaluation of the Gelcasted Green Body Properties [PDF]

open access: yesMaterials Research, 2016
Gel-casting is an advanced colloidal processing method for fabricating ceramic green parts. In this project acrylamide-based monomers were used as a gelcasting system.
Hamze Foratirad   +2 more
doaj   +1 more source

Kinetic Behavior of Quaternary Ammonium Hydroxides in Mixed Methane and Carbon Dioxide Hydrates

open access: yesMolecules, 2021
This study evaluates the kinetic hydrate inhibition (KHI) performance of four quaternary ammonium hydroxides (QAH) on mixed CH4 + CO2 hydrate systems.
Muhammad Saad Khan   +9 more
doaj   +1 more source

The use of tetramethylammonium hydroxide in the Zimmermann reaction [PDF]

open access: yesJournal of Clinical Pathology, 1961
The use of tetramethylammonium hydroxide (T.M.A.H.) in place of potassium hydroxide in the Zimmermann reaction has been investigated. Although various pure steroids have different colour equivalents, a comparison of the results of 17-ketosteroid and 17-hydroxycorticosteroid estimations on a series of urines showed that the differences for the two ...
V H, JAMES, M, DE JONG
openaire   +2 more sources

Novel HPLC-UV method for simultaneous determination of valsartan and atenolol in fixed dosage form; Study of green profile assessment [PDF]

open access: yesPharmacia, 2021
Aim of this work was to develop the first simple, rapid, green, economical and selective HPLC method for simultaneous quantification of the cited drugs in their challenging binary mixture.
Kateryna Peleshok   +6 more
doaj   +3 more sources

Tetramethylammonium dimethyl (phenylsulfonylamido)phosphate(1−)

open access: yesActa Crystallographica Section E, 2012
The title compound, C4H12N+·C8H11NO5PS−, was obtained from tetramethylammonium hydroxide and dimethyl(phenylsulfonyl)amidophosphate. The tetramethylammonium cation has a slightly distorted tetrahedral configuration and the N&#8212 ...
Elizaveta A. Trush   +4 more
doaj   +1 more source

Environmentally Benign Formation of Nickel Hexacyanoferrate-Derived Mesoframes for Heterogeneous Catalysis

open access: yesNanomaterials, 2021
The tetramethylammonium hydroxide (TMAH)-controlled alkaline etching of nickel hexacyanoferrate (NiHCF) mesocrystals is explored. The alkaline etching enables the formation of hollow framework structures with an increased surface area, the exposure of ...
Sascha Keßler   +3 more
doaj   +1 more source

A Study on Oxidation of Tetramethylammonium Hydroxide (TMAH) using UV/Persulfate

open access: yes대한환경공학회지, 2020
Objective:In order to efficiently remove TMAH from the wastewater generated by the TFT-LCD manufacturing process, the oxidation of TMAH was tested by applying an UV/persulfate.
Hyo-yeon Choi, Daewon Pak
doaj   +1 more source

Optically pumped deep-UV multimode lasing in AlGaN double heterostructure grown by molecular beam homoepitaxy

open access: yesAIP Advances, 2022
Multimode lasing at sub-300 nm wavelengths is demonstrated by optical pumping in AlGaN heterostructures grown on single-crystal AlN substrates by plasma-assisted molecular beam epitaxy.
Len van Deurzen   +5 more
doaj   +1 more source

Tetramethylammonium hydroxide (TMAH) as an efficient catalyst for the one-pot synthesis of 1,2-dihydro-1-aryl- naphtho[1,2-e][1,3]oxazine-3-ones under solvent-free conditions

open access: yesBulletin of the Chemical Society of Ethiopia, 2016
1,2-Dihydro-1 -arylnaphtho[1,2-e][1,3]oxazine-3-one derivatives were synthesized in high yields using an efficient and one-pot condensation of 2-naphthol, aromatic aldehydes and urea catalyzed by tetramethylammonium hydroxide (TMAH) under solvent-free ...
N. Montazeri, E. M. Nezhad
doaj   +1 more source

Enhancing CO2 Absorption in Venturi Scrubber with Nanofluids [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering
This study investigates the efficiency of CO2 elimination from airflow using a venturi washing device, focusing on the role of tetramethylammonium hydroxide and magnetic fields in enhancing nanofluid performance. The research examines various parameters,
Aliakbar Jamshidi   +4 more
doaj   +1 more source

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