Results 21 to 30 of about 1,105,477 (244)

Versatile Functionalization of Carbon Nanomaterials by Ferrate(VI)

open access: yesNano-Micro Letters, 2020
As a high-valent iron compound with Fe in the highest accessible oxidation state, ferrate(VI) brings unique opportunities for a number of areas where chemical oxidation is essential.
Ying Zhou   +4 more
doaj   +1 more source

On the Response of Nascent Soot Nanostructure and Oxidative Reactivity to Photoflash Exposure

open access: yesEnergies, 2017
Soot particles are a kind of major pollutant from fuel combustion. To enrich the understanding of soot, this work focuses on investigating detailed influences of instantaneous external irradiation (conventional photoflash exposure) on nanostructure as ...
Wei Wang   +4 more
doaj   +1 more source

Nanoscale Characteristics and Reactivity of Nascent Soot from n-Heptane/2,5-Dimethylfuran Inverse Diffusion Flames with/without Magnetic Fields

open access: yesEnergies, 2018
In this study, the differences of nanostructure and oxidation reactivity of the nascent soot formed in n-heptane/2,5-dimethylfuran (DMF) inverse diffusion flames (IDF) with/without influence of magnetic fields were studied, and the effects of DMF-doped ...
Bo Jiang   +4 more
doaj   +1 more source

Biological Oxidations and Nitrations Promoted by the Hemin–Aβ16 Complex

open access: yesAntioxidants, 2023
Both β-amyloid (Aβ) peptides and oxidative stress conditions play key roles in Alzheimer’s disease. Hemin contributes to the development of the disease as it possesses redox properties and its level increases in pathological conditions or traumatic brain
Silvia De Caro   +4 more
doaj   +1 more source

Gauging Iron-Sulfur Cubane Reactivity from Covalency: Trends with Oxidation State [PDF]

open access: yes, 2023
We investigated the room-temperature metal and ligand K-edge X-ray absorption (XAS) spectra of a complete redox series of cubane-type iron-sulfur clusters.
Daniel, Abbott   +2 more
core   +2 more sources

Preparation and study of ultrafine flake-aluminum with high reactivity

open access: yesDefence Technology, 2017
To achieve aluminum particles with ultrafine granularity and high reactivity, the mechanical ball-milling method was adopted and three kinds of coatings, including stearic acid (SA), viton and dinitrotoluene (DNT), were added. The effects of milling time
Lei Xiao   +9 more
doaj   +1 more source

Composition of Surface Groups and Adsorption Properties of Activated Carbons Derived from Different Bio-precursors

open access: yesChemical Engineering Transactions, 2021
Activated carbons (AC) are widely used in a variety of applications because of their controllable porosity and surface functionalities. In this work, AC were prepared from different hard woods through one- and two-step pyrolysis/activation for the ...
Sara Andreoli, Semih Eser
doaj   +1 more source

On the importance of atmospheric loss of organic nitrates by aqueous-phase ⚫OH oxidation [PDF]

open access: yesAtmospheric Chemistry and Physics, 2021
Organic nitrates are secondary species in the atmosphere. Their fate is related to the chemical transport of pollutants from polluted areas to more distant zones.
J. M. González-Sánchez   +10 more
doaj   +1 more source

Oxidation kinetics of a Ni-Cu based cermet at high temperature [PDF]

open access: yes, 2013
The oxidation kinetics of a cermet composed of Ni–Cu alloy and nickel ferrite was studied by thermogravimetry at 960 °C under oxygen in the range 0.5–77 kPa. After an initial mass increase up to 15 g/m2 due to oxidation of surface metallic particles, the
Palau, Patrice   +14 more
core   +1 more source

Chemical Looping Reforming with Perovskite-Based Catalysts for Thermochemical Energy Storage

open access: yesEnergies, 2022
The performance of a perovskite-based oxygen carrier for the partial oxidation of methane in thermochemical energy storage applications has been investigated.
Stefano Padula   +6 more
doaj   +1 more source

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