Results 31 to 40 of about 69,476 (295)

Radar attenuation performance of magnetic expanded graphite aerosol obtained from thermal expansion of stage-1 ferrocene graphite intercalation compounds

open access: yesMaterials & Design, 2020
Expanded graphite (EG) is a carbon material prepared by the thermal expansion of graphite intercalation compounds. Herein, a novel chemical preparation method is employed to obtain magnetic EG composites with excellent radar attenuation performance in ...
Hao Liang   +3 more
doaj   +1 more source

A Study on Exfoliation of Expanded Graphite Stacks in Candelilla Wax [PDF]

open access: yesMaterials, 2019
A novel, green route for pre-exfoliation of graphite based on a biodegradable polymer and high-power ultrasound is presented. Candelilla wax (CW), derived from the leaves of the candelilla plant, has been used for the first time as a natural non aqueous medium to induce the pre-exfoliation of expanded graphite (EG) under ultrasonic irradiation in an ...
Francesca Lionetto   +5 more
openaire   +2 more sources

Investigation on the poor fluidity of electrically conductive cement-graphite paste: Experiment and simulation

open access: yesMaterials & Design, 2019
Electrically conductive cement-based material is a type of smart and multifunctional material, which can be prepared by adding graphite. However, the addition of graphite can dramatically decrease the fluidity of the paste.
Dengquan Wang   +2 more
doaj   +1 more source

Application of Hybrid Fillers for Improving the Through-Plane Heat Transport in Graphite Nanoplatelet-Based Thermal Interface Layers. [PDF]

open access: yes, 2015
The in-plane alignment of graphite nanoplatelets (GNPs) in thin thermal interface material (TIM) layers suppresses the though-plane heat transport thus limiting the performance of GNPs in the geometry normally required for thermal management applications.
Haddon, Robert C   +2 more
core   +2 more sources

Optimization of inhomogeneous electron correlation factors in periodic solids

open access: yes, 2002
A method is presented for the optimization of one-body and inhomogeneous two-body terms in correlated electronic wave functions of Jastrow-Slater type. The most general form of inhomogeneous correlation term which is compatible with crystal symmetry is ...
A. Harju   +36 more
core   +1 more source

Mechanically Mixed Thermally Expanded Graphite/Cobalt(II) Perrhenate—Co(ReO4)2—As Electrodes in Hybrid Symmetric Supercapacitors

open access: yesCrystals
A mechanically homogenized composite of expanded graphite and cobalt(II) perrhenate has been described. Cobalt(II) perrhenate was obtained in a reaction of perrhenic acid with cobalt(II) nitrate.
Mateusz Ciszewski   +4 more
doaj   +1 more source

Structural and Morphological Characterization of the Expanded Graphite Obtained by Ball Milling and HF Leaching

open access: yesIranian Journal of Materials Science and Engineering, 2021
In this research, expanded graphite (EG) was successfully fabricated using a simple ball milling process followed by hydrofluoric (HF, 10 wt. %) leaching. The effects of ball milling time (0-15 h) and leaching time (1-24 h) on the exfoliation of graphite
Saeid Karimi   +2 more
doaj  

Al–Cu Composite Casting of Laser‐Deoxidized Copper: Bonding, Interfacial Chemistry, and Thermal Conductivity

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates laser‐based oxide removal of Cu inserts in oxygen‐free conditions and examines long‐term oxidation kinetics and surface chemistry under different atmospheres via X‐ray photoelectron spectroscopy. Al–Cu compound casting with differently oxidized surfaces is performed, and intermetallic phase formation, morphology, and thermal ...
Timon Steinhoff   +9 more
wiley   +1 more source

Influence of Particle Size on Properties of Expanded Graphite [PDF]

open access: yesKemija u Industriji, 2010
Expanded graphite has been applied widely in thermal insulation, adsorption, vibration damping, gasketing, electromagnetic interference shielding etc. It is made by intercalation of natural flake graphite followed by thermal expansion. Intercalation is a
Kurajica, S   +3 more
doaj  

The structure relaxation of carbon nanotube

open access: yes, 2001
A simple macroscopic continuum elasticity theory (CET) is used to calculate the structure relaxation of single-wall carbon nanotube (SWNT), an analytic formula is obtained. We also expand an atomic scale three-parameter empirical model [ T.
Al-Jishi   +23 more
core   +1 more source

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