Results 11 to 20 of about 474,414 (281)

High-Purity Biomass-Derived Synthetic Graphite: Catalyst-Free Industrial Synthesis and Applications [PDF]

open access: yesACS Omega
Michal Gulas   +7 more
doaj   +2 more sources

Actinides and fission products in reactor graphite after loss-of-flow accident

open access: yesnpj Materials Degradation, 2022
Samples of irradiated graphite from a uranium-graphite reactor contaminated with fuel debris from loss-of-flow accidents, are investigated. Peculiarities of spatial distribution, speciation, and kinetics of leaching by aqueous solution of actinides and ...
Alexander O. Pavlyuk   +6 more
doaj   +1 more source

Effect of various dopant elements on primary graphite growth [PDF]

open access: yes, 2012
Five spheroidal graphite cast irons were investigated, a usual ferritic grade and four pearlitic alloys containing Cu and doped with Sb, Sn and Ti. These alloys were remelted in a graphite crucible, leading to volatilization of the magnesium added for ...
Asenjo I   +15 more
core   +3 more sources

Precise design strategy of FeNiCrMo eutectic high-entropy alloys

open access: yesJournal of Materials Research and Technology, 2022
A group of low-cost Fe40Ni(50-x)Cr10Mox high-entropy alloys (HEAs) without the Co element were proposed. The microstructure and properties were investigated.
Luer Yu   +8 more
doaj   +1 more source

Simple Method for the Preparation of Composites Based on PA6 and Partially Exfoliated Graphite [PDF]

open access: yes, 2012
In the present work, the preparation of composite systems based on polyamide 6 (PA6) and exfoliated graphite was attempted by applying a simple procedure, which consists of a preliminary dispersion/exfoliation of graphite in the monomer, namely, ε ...
Bocchini, Sergio   +5 more
core   +3 more sources

GRAPHITE REVISITED [PDF]

open access: yesThe Astrophysical Journal, 2016
ABSTRACT Laboratory measurements are used to constrain the dielectric tensor for graphite, from microwave to X-ray frequencies. The dielectric tensor is strongly anisotropic even at X-ray energies. The discrete dipole approximation is employed for accurate calculations of absorption and scattering by single-crystal graphite spheres and ...
openaire   +2 more sources

Influence of the carbon atom numbers and the structure of collectors on the coal fines flotation

open access: yesCogent Engineering, 2017
This paper highlighted measuring the contact angle, the wetting heat and the IR spectrum before and after interactions between eight alkanes and coals to investigate the influence of the alkane structure and the number of carbon atoms on the coal surface
Wenze Kang, Jun Hu
doaj   +1 more source

A Facile Route to Controllable Synthesis of Fe3O4/Graphene Composites and Their Application in Lithium-Ion Batteries

open access: yesInternational Journal of Electrochemical Science, 2014
A facile and straightforward method has been developed to synthesize laminated-structured Fe3O4/graphene composite through solvothermal reaction. The particle size and coverage density of Fe3O4 on graphene sheets were controlled by adjusting the molar ...
Changjing Fu   +3 more
doaj   +1 more source

Massive production of graphene oxide from expanded graphite [PDF]

open access: yes, 2013
In a deviation from the conventional Hummers method, a spontaneous expansion approach was introduced with expanded graphite as the precursors. The intercalating agent (H2SO4) was able to penetrate into the expanded graphite; this had further expanded the
Fugetsu, Bunshi, Sun, Ling
core   +2 more sources

Effect of antimony on the eutectic reaction of heavy section spheroidal graphite castings [PDF]

open access: yes, 2008
There is a strong demand for heavy section castings made of spheroidal graphite with a fully ferritic matrix, e.g. for manufacturing hubs for windmills.
Castro M.   +9 more
core   +2 more sources

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