Results 21 to 30 of about 474,414 (281)

Expandable Graphite/Polyamide-6 Nanocomposites [PDF]

open access: yes, 2005
Polyamide-6 (PA-6)/graphite nanocomposites were prepared by melt blending, using a variety of graphites, including virgin graphite, expandable graphites and expanded graphite.
Manias, Evangelos   +4 more
core   +2 more sources

Avant-Garde Polymer and Nano-Graphite-Derived Nanocomposites—Versatility and Implications

open access: yesC, 2023
Graphite (stacked graphene layers) has been modified in several ways to enhance its potential properties/utilities. One approach is to convert graphite into a unique ‘nano-graphite’ form.
Ayesha Kausar
doaj   +1 more source

USE OF WIMS/PANTHER TO ANALYSE NITROGEN WORTH MEASUREMENTS AT THE UK FLEET OF AGRS [PDF]

open access: yesEPJ Web of Conferences, 2021
The UK fleet of Advanced Gas-Cooled Reactors (AGRs) are moderated with graphite and cooled with carbon dioxide. Each reactor consists of over 300 fuel channels with a cluster of UO2 fuel pins surrounded by graphite.
Birkett Eddie, Knight Martin
doaj   +1 more source

Evaluation and Characterization of Reduced Graphene Oxide Nanosheets as Anode Materials for Lithium-Ion Batteries

open access: yesInternational Journal of Electrochemical Science, 2013
High quality reduced graphene oxide (rGO) nanosheets were prepared from natural graphite through oxidation followed by solvothermal reduction method. The morphology, structure and composition of graphene oxide (GO) and rGO were characterized by scanning ...
Changjing Fu   +3 more
doaj   +1 more source

Correlation between the surface characteristics of carbon supports and their electrochemical stability and performance in fuel cell cathodes

open access: yesCarbon Energy, 2021
In this paper, an extensive characterisation of a range of carbon blacks (CB) with similar surface area but different surface chemistry is carried out by flow calorimetry, Raman spectroscopy, dynamic water vapour sorption, instrumental gas analysis ...
Ignacio Jiménez‐Morales   +10 more
doaj   +1 more source

A solvent-free Diels-Alder reaction of graphite into functionalized graphene nanosheets [PDF]

open access: yes, 2014
A solvent-free Diels-Alder reaction was carried out by heating a mixture of graphite and a typical dienophile, maleic anhydride (MA) or maleimide (MI), in a sealed glass ampoule of argon.
Baek, Jong-Beom, Seo, Jeong-Min
core   +1 more source

Ultraviolet-visible spectroscopy of graphene oxides

open access: yesAIP Advances, 2012
Dispersions of few-layer (1-3 layers), multi-layer (4-10 layers) and thick-layer (>10 layers) graphene oxide (GO) were prepared by a modified Hummers method with different mass ratios of KMnO4 to graphite.
Qi Lai   +4 more
doaj   +1 more source

First Principles Simulations of Boron Diffusion in Graphite [PDF]

open access: yes, 2007
Boron strongly modifies electronic and diffusion properties of graphite. We report the first ab initio study of boron interaction with the point defects in graphite, which includes structures, thermodynamics, and diffusion. A number of possible diffusion
El-Barbary, A A   +3 more
core   +1 more source

STS Observations of Landau Levels at Graphite Surfaces

open access: yes, 2005
Scanning tunneling spectroscopy measurements were made on surfaces of two different kinds of graphite samples, Kish graphite and highly oriented pyrolytic graphite (HOPG), at very low temperatures and in high magnetic fields.
H. Kambara   +6 more
core   +1 more source

Characterization of graphite polyurethanes composite from renewable based oils [PDF]

open access: yes, 2020
This thesis aims to evaluate the characterization of graphite polyurethane composite from renewable based oils. Virgin cooking oil (VCO) as a renewable resource is the main substance in fabricating the renewable polyurethane (PU) and its graphite as
Kamarudin, Mohamad Saddam
core  

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