Results 91 to 100 of about 123,940 (316)

Poly (ionic liquid) Based on Modified Ionic Polyacrylamide for Inhibition Steel Corrosion in Acid Solution

open access: yesInternational Journal of Electrochemical Science, 2015
The green method to protect steel from corrosion becomes target for corrosion science. In this work, synthesis of new poly(ionic liquid) as green inhibitor with lower concentration is used to protect carbon steel from aci corrosion. In this respect, poly(
Ayman M. Atta   +3 more
doaj   +1 more source

Oxide‐Free Titanium Coatings by Wire Arc Spraying in a Silane‐Doped Inert Atmosphere

open access: yesAdvanced Engineering Materials, EarlyView.
A silane‐doped argon atmosphere enables the production of oxide‐free titanium coatings via twin‐wire arc spraying at ambient pressure. This innovative approach eliminates residual oxygen, creating process conditions that prevent oxidation and nitride formation.
Manuel Rodriguez Diaz   +4 more
wiley   +1 more source

Toxicity and environmental aspects of surfactants [Elektronisk resurs]

open access: yes
As the single largest class of specialty chemicals, surfactants are consumed in huge quantities in our daily life and in many industrial areas. In the past, the attention was focused entirely on technical performance. However, starting from the 1970s and
Holmberg, Krister,   +2 more
core   +1 more source

Synthesis of Biocompatible Double‐Tailed Nonionic Surfactants and Their Investigation for Niosomal Drug‐Loading Applications

open access: yes, 2019
Saifullah, Salim/0000-0002-9790-1715; Ahmed, Farid/0000-0001-6466-7048WOS: 000474666800011Nonionic surfactants are capable of self-assembling and thus are of vital importance for designing various drug-delivery systems.
Imran, Muhammad   +13 more
core   +1 more source

Adsorption Characteristics and Corrosion Inhibition Efficiency of Ethoxylated Octadecylamine Ionic Liquid in Aqueous Acid Solution

open access: yesInternational Journal of Electrochemical Science, 2016
Ionic liquids attracted great attention as green surfactants to apply as corrosion inhibitors for steel in aqueous corrosive medium. In this work, amphiphilic ionic liquid was synthesized by quaternization of ethoxylated octadecylamine with p-toluene ...
Ayman M. Atta   +3 more
doaj   +1 more source

Near‐Field Electrospinning Micro‐Printhead Achieves Precise Control of Nanofiber Deposition

open access: yesAdvanced Engineering Materials, EarlyView.
A micro‐printhead for near‐field electrospinning enables reproducible deposition of polymer nanofibers with diameters below 50 nm. Systematic parameter studies uncover the mechanisms linking operating conditions to fiber morphology, paving the way for precise and low‐cost nanoscale 3D manufacturing.As a high‐resolution, cost‐effective, and rapid ...
Han Xu, Dario Mager, Jan G. Korvink
wiley   +1 more source

Determination of micellar system behavior in the presence of salt and water-soluble polymers using the phase diagram technique [PDF]

open access: yes, 2007
The application of micellar systems has been growing during the last years because of their importance in various practical situations. Continued development of their application is necessary.
Nedjhioui, Mohamed   +4 more
core   +1 more source

Air‐Pressure–Actuated Vibroacoustic Metamaterial With Tunable Bandgap: Design, Modeling, and Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents the design, modeling, and characterization of air‐pressure–actuated programmable vibroacoustic metamaterials (PVAMM). The study focuses on leveraging air pressure to dynamically tune resonance frequencies for effective noise attenuation.
William Kaal   +2 more
wiley   +1 more source

Phase behaviour of alkyl glycerol ether surfactants

open access: yes, 1998
In this paper the phase behaviour and physical properties of a series of alkyl (C-6, C-8, C-12 and iso-C-8) monoglycerol ethers and 2-hydroxyalkyl (C-6, C-8, C-12) monoglycerol ethers are presented. The binary phase diagram for the surfactants shows very
Svensson, M.,   +3 more
core  

Aggregation and Thermodynamic Properties of Some Cationic Gemini Surfactants

open access: yes, 2011
In this study, the gemini surfactants of the alkanediyl-alpha-omega-bis(alkyl dimethyl ammonium) dibromide type, on the one hand, with different alkyl groups containing m carbon atoms and an ethanediyl spacer, referred to as m-2-m (m = 10, 12 and 16) and,
Akbas, Halide   +5 more
core   +1 more source

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