Results 41 to 50 of about 239,880 (193)

Synthesis, properties, and activity of MoVTeNbO catalysts modified by zirconia-pillared clays in oxidative dehydrogenation of ethane

open access: yesOpen Chemistry, 2021
Composites comprising MoVTeNbO mixed oxide and zirconia-pillared montmorillonite clays (PilCs) were prepared. XRD and TEM with EDX studies confirmed the preservation of M1 MoVTeNbO phase in these composites responsible for high activity and selectivity ...
Shorayeva Kamshat Abithanovna   +5 more
doaj   +1 more source

Encapsulation process sterilizes and preserves surgical instruments [PDF]

open access: yes, 1964
Ethylene oxide is blended with an organic polymer to form a sterile material for encapsulating surgical instruments.
Montgomery, L. C., Morelli, F. A.
core   +1 more source

Rheological Behavior of Water-Ethylene Glycol Based Graphene Oxide Nanofluids [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2018
Traditionally water-ethylene glycol mixture based nanofluids are used in cold regions as a coolant in the car radiators. In the present study, the rheological properties of water-ethylene glycol based graphene oxide nanofluid are studied using Non ...
Mir-Shahabeddin Izadkhah   +2 more
doaj  

Microwave assisted heterogeneous catalysis: effects of varying oxygen concentrations on the oxidative coupling of methane [PDF]

open access: yes, 2009
The oxidative coupling of methane was investigated over alumina supported La2O3/CeO2 catalysts under microwave dielectric heating conditions at different oxygen concentrations.
A Machocki   +28 more
core   +1 more source

Ethylene oxide

open access: yesReactions Weekly, 2023
Hartwig, A   +2 more
  +4 more sources

The oxidative coupling of methane and the oxidative dehydrogenation of ethane over a niobium promoted lithium doped magnesium oxide catalyst [PDF]

open access: yes, 1993
The promoting effect of niobium in a Li/MgO catalyst for the oxidative coupling of methane (OCM) and for the oxidative dehydrogenation of ethane (ODHE) has been studied in some detail.
Li, X.   +4 more
core   +2 more sources

Nanocomposites with Liquid-Like Multiwalled Carbon Nanotubes Dispersed in Epoxy Resin without Solvent Process

open access: yesInternational Journal of Polymer Science, 2014
Liquid-like multiwall carbon nanotubes (MWNTs) were prepared with as-received carboxylic MWNTs-COOH and poly(ethylene oxide)-block-poly(propylene oxide)-block-poly(ethylene oxide) (PEO-b-PPO-b-PEO) through hydrogen bonding.
Xi Zhang   +3 more
doaj   +1 more source

Measurement of Three Transport Coefficients and the Thermodynamic Factor in Block Copolymer Electrolytes with Different Morphologies. [PDF]

open access: yes, 2020
The design and engineering of composite materials is one strategy to satisfy the materials needs of systems with multiple orthogonal property requirements.
Balsara, Nitash P   +5 more
core  

A Gas Chromatographic System for the Detection of Ethylene Gas Using Ambient Air as a Carrier Gas

open access: yesSensors, 2017
Ethylene gas is a naturally occurring gas that has an influence on the shelf life of fruit during their transportation in cargo ships. An unintentional exposure of ethylene gas during transportation results in a loss of fruit.
Nayyer Abbas Zaidi   +3 more
doaj   +1 more source

In situ formation of catalytically active graphene in ethylene photo-epoxidation. [PDF]

open access: yes, 2018
Ethylene epoxidation is used to produce 2 × 107 ton per year of ethylene oxide, a major feedstock for commodity chemicals and plastics. While high pressures and temperatures are required for the reaction, plasmonic photoexcitation of the Ag catalyst ...
Heo, Jaeyoung   +3 more
core   +1 more source

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