Results 21 to 30 of about 305,123 (295)

Corrosion Behavior of 3A21 Aluminum Alloy in Water-Ethylene Glycol Coolant under Simulated Engine Working Conditions

open access: yesInternational Journal of Electrochemical Science, 2021
In this work, the corrosion behavior of 3A21 aluminum alloy in ethylene glycol coolant was studied under simulated working conditions of automotive engine.
Hanyang Zuo   +7 more
doaj   +1 more source

Corrosion behaviour of brazed multilayer material AA4343/AA3003/AA4343: Influence of coolant parameters [PDF]

open access: yes, 2007
This paper is the second part of a work devoted to corrosion in brazed AA4343/AA3003/AA4343 materials on the water side of automotive heater cores. In the first part of the study [S. Tierce, N.Pébère, C. Blanc, C. Casenave, G. Mankowski, H.
Blanc, Christine   +5 more
core   +4 more sources

Unexpected contraction of a zeolite framework upon isomorphous substitution of Si by Al [PDF]

open access: yes, 1996
Isomorphous substitution of Si by Al in the framework of sodalites synthesized in ethylene glycol causes an unexpected contraction of the zeolite ...
Camblor, Miguel A.   +2 more
core   +1 more source

Barbier Self-Condensing Ketyl Polymerization-Induced Emission: A Polarity Reversal Approach to Reversed Polymerizability

open access: yesiScience, 2020
Summary: Carbon-carbon bond formation through polarity reversal ketyl radical anion coupling of carbonyls has inspired new reaction modes to this cornerstone carbonyl group and played significant roles in organic chemistry.
Shun-Shun Li   +5 more
doaj   +1 more source

Corrosion behaviour of brazing material AA4343 [PDF]

open access: yes, 2006
This paper is part of a work devoted to corrosion of brazed AA4343/AA3003/AA4343 materials on water side of automotive heater cores. The microstructure of the superficial resolidified AA4343 brazing material has been previously characterised [1] and [2].
Blanc, Christine   +5 more
core   +4 more sources

Iron-catalyzed carboazidation of alkenes and alkynes

open access: yesNature Communications, 2019
Carboazidation of alkenes and alkynes holds the promise to construct valuable, functionalized molecules. Here, the authors report a general and efficient iron-catalyzed carboazidation of both alkenes and alkynes enabled by t-butyl perbenzoate.
Haigen Xiong   +7 more
doaj   +1 more source

Assigning the Absolute Configurations of Chiral Primary Amines Based on Experimental and DFT-Calculated 19F Nuclear Magnetic Resonance

open access: yesFrontiers in Chemistry, 2019
In this work, a novel method for assigning the absolute configuration of a chiral primary amine has been developed based on the experimental and DFT-calculated 19F NMR chemical shift differences of its derived two fluorinated amides by reacting with two ...
Shiwei Yang   +6 more
doaj   +1 more source

Investigating the effect of carbon support on palladium-based catalyst towards electro-oxidation of ethylene glycol

open access: yesMaterials Research Express, 2021
Palladium-based catalysts serve as promising electrocatalysts for the oxidation of ethylene glycol to produce electrical energy that can be used to address the continuous worldwide energy demand increments along with the depletion of fossil fuels which ...
Katlego E Raseruthe   +4 more
doaj   +1 more source

High-Performance Ethylene Glycol Sensor Based on Imine Covalent Organic Frameworks

open access: yesNanomaterials, 2023
The colorless and odorless ethylene glycol is prone to unknowingly causing poisoning, making preventive monitoring of ethylene glycol necessary. In this paper, scandium (III) trifluoromethanesulfonate was used as a catalyst to successfully prepare ...
Shiwei Liu   +5 more
doaj   +1 more source

A general route to the synthesis of surfactant-free, solvent-dispersible ternary and quaternary chalcogenide nanocrystals [PDF]

open access: yes, 2011
A general route to the synthesis of surfactant-free CuInS2 (CIS), Cu2CoSnS4 (CCTS) and Cu2ZnSnS4 (CZTS) nanocrystals dispersible in low boiling point solvents is proposed. These nanocrystal inks should be of great interest to the fabrication of thin film
Chane-Ching, Jean-Yves   +3 more
core   +2 more sources

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