Results 31 to 40 of about 3,006 (211)

Effect of Methanol on Viscosity of Aqueous Solutions of Cationic Surfactants at 298.15 to 323.15 K

Journal of Chemistry, 2016
Viscosity measurements have been made to the solutions of dodecyltrimethylammonium bromide (DTAB) and cetyltrimethylammonium bromide (CTAB) in 0.10, 0.20, 0.30, and 0.40 volume fractions of methanol in methanol-water mixed solvent media at 298.15, 308.15,
Sujit Kumar Shah, Sujeet Kumar Chatterjee, Ajaya Bhattarai   +2 more
doaj   +1 more source

Determinação potenciométrica da concentração micelar crítica de surfactantes: uma nova aplicação metodológica no ensino de Química Potenciometric determination of the critical micellar concentration of the surfactants: a new methodological application in the Chemical learning

Química Nova, 2009
The participation of the students in the planning, execution and discussion of experimental results is important for the valuation of the role of them in the construction of the chemical knowledge implicited in the approach between education and research.
Ivanise Mª Rizzatti, Dilson R. Zanette, Ligia C. Mello   +2 more
doaj   +1 more source

Strategies to Enhance CO₂ Electrochemical Reduction from Reactive Carbon Solutions

Molecules, 2023
CO2 electrochemical reduction (CO2 ER) from (bi)carbonate feed presents an opportunity to efficiently couple this process to alkaline-based carbon capture systems.
Carlos Larrea, Juan Ramón Avilés-Moreno, Pilar Ocón   +2 more
doaj   +1 more source

Study on Volumetric, Compressibility and Viscometric Behavior of Cationic Surfactants (CTAB and DTAB) in Aqueous Glycyl Dipeptide: A Thermo-Acoustic Approach

Molecules, 2022
This study aims to understand how glycyl dipeptide affected the compressibility, volumetric behavior and viscometric behavior of the cationic surfactants CTAB (Cetyltrimethylammonium bromide) and DTAB (dodecyltrimethylammonium bromide).
Santosh Kumari, Suvarcha Chauhan, Kuldeep Singh, Ahmad Umar, Hassan Fouad, Mohammad Shaheer Akhtar   +5 more
doaj   +1 more source

Micellar effects on aromatic esters hydrolysis [PDF]

, 2014
The alkaline hydrolysis of two aromatic esters, 2-naphthyl acetate (2NA) and phenyl acetate (PhA) has been tackled in this work. The reaction has been followed in water and in the presence of cationic surfactants with different chain lengths ...
Brandariz, Isabel, Iglesias, Emilia
core   +2 more sources

Conductivity Study of DTAB in Water and Ethanol-Water Mixture in the Presence and Absence of ZnSO4

مجلة بغداد للعلوم, 2020
The physicochemical behaviour of dodecyltrimethylammonium bromide (DTAB) in water and ethanol-water mixture in the presence and absence of ZnSO4 were studied by measuring the conductivity at 298.15 K.
Sangita Acharya, Tulasi Niraula, Ajaya Bhattarai   +2 more
doaj   +1 more source

PVA Nanocomposites Of Organoclays Obtained Using Different Cationic Surfactants

Journal of the Turkish Chemical Society, Section A: Chemistry, 2018
This study is about preparation of two different organoclays with cationic surfactants and their poly(vinyl alcohol) nanocomposites with increased thermal and mechanical behavior.
Cüneyt H. Ünlü, Sevim İşçi Turutoğlu, Oya Galioğlu Atıcı, Ömer Işık Ece, Nurfer Güngör   +4 more
doaj   +1 more source

Hydrophobic Polycationic Coatings Disinfect Poliovirus and Rotavirus Solutions [PDF]

, 2010
Coating surfaces with N-alkylated polyethylenimines (PEIs), namely branched N,N-hexyl,methyl-PEI via covalent attachment to glass or linear N,N-dodecyl,methyl-PEI by physical deposition (“painting”) onto polyethylene, enables the resultant materials to ...
Chen, Jianzhu, Haldar, Jayanta, Hsu, Bryan Boen, Klibanov, Alexander M., Larson, Alyssa Maxine, Rautaray, Debabrata   +5 more
core   +1 more source

Interaction of CCND2, CDKN1A, and POLD3 Variants in Mexican Patients with Colorectal Cancer

The Turkish Journal of Gastroenterology, 2022
Background: Colorectal cancer is the second cause of death by cancer around the world. Sporadic colorectal cancer is the most frequent (75%), and it is produced by the interaction of environmental, epigenetic, and genetic factors.
Carlos Rogelio Alvizo-Rodríguez, María de la Luz Ayala-Madrigal, Beatriz Armida Flores-López, Miriam Partida-Pérez, Nelly Margarita Macías-Gómez, Jorge Peregrina-Sandoval, Alexis Sayuri Suárez-Villanueva, José Miguel Moreno-Ortiz, Sergio Cervantes-Ortiz, Víctor Manuel Maciel-Gutiérrez, Melva Gutiérrez-Angulo   +10 more
doaj   +1 more source

Kinetics of Wetting and Spreading of Droplets over Various Substrates [PDF]

, 2017
There has been a substantial increase in the number of publications in the field of wetting and spreading since 2010. This increase in the rate of publications can be attributed to the broader application of wetting phenomena in new areas.
Arjmandi-Tash, O., Kovalchuk, N.M., Kuchin, I.V., Starov, V., Trybala, A.   +4 more
core   +2 more sources