Results 31 to 40 of about 41,467 (161)

Auto‐analysis system for graphite morphology of grey cast iron [PDF]

open access: yesJournal of Analytical Methods in Chemistry, 2003
The current method to classify graphite morphology types of grey cast iron is based on traditional subjective observation, and it cannot be used for quantitative analysis. Since microstructures have a great effect on the mechanical properties of grey cast iron and different types have totally different characters, six types of grey cast iron are ...
Jiang, Hong   +5 more
openaire   +3 more sources

Surface morphology, internal structure and nucleation mechanism of graphite inclusions in ductile cast iron.

open access: yesЛитьë и металлургия
The surface morphology and internal structure of graphite inclusions in ductile cast iron are investigated. Based on this, the theory of graphite nucleation on solid inclusions in the melt is confirmed.
A. I. Pokrovsky
doaj   +1 more source

Graphite oxide: peculiarities of investigation of this material by physical methods

open access: yesФизико-химические аспекты изучения кластеров, наноструктур и наноматериалов, 2023
It is shown by physical methods that the preliminary preparation of samples affects the structure and properties of graphite oxide and partially reduced graphite oxide.
N.V. Alemasova   +6 more
doaj   +1 more source

Effect of Graphite Morphology on Tensile Properties of Flake Graphite Cast Iron

open access: yesMATERIALS TRANSACTIONS, 2001
The mechanical properties of flake graphite cast iron were studied using normal cast and unidirectionally solidified (UDS) test pieces. Their chemical composition was eutectic, namely CE = 4.3%, differing only in sulfur content. To eliminate the influence of the discontinuity of graphite at the eutectic cell boundary, we used UDS samples.
Nakae, Hideo, Shin, Hochul
openaire   +2 more sources

Effect of Bi on graphite morphology and mechanical properties of heavy section ductile cast iron [PDF]

open access: yesChina Foundry, 2014
To improve the mechanical properties of heavy section ductile cast iron, bismuth (Bi) was introduced into the iron. Five castings with different Bi content from 0 to 0.014 wt.% were prepared; and four positions in the casting from the edge to the center,
Song Liang, Guo Erjun, Tan Changlong
doaj  

Influence of Si, Ce, Sb and Sn on chunky graphite formation [PDF]

open access: yesChina Foundry, 2011
The thirteen mother alloys, C%+1/3Si% = 4.45%, differing in their Si, Ce, Sb and Sn contents, were prepared. Seventy grams of these alloys was remelted in a high purity alumina crucible at 1,450℃ under an Ar atmosphere, and then cooled at 30 K/min for ...
Hideo Nakae   +2 more
doaj  

Graphite Particle-Size Induced Morphological and Performance Changes of Graphite–Silicon Electrodes

open access: yesJournal of The Electrochemical Society, 2020
Silicon is a long-standing candidate for replacing graphite as the active material in negative electrodes for Li-ion batteries, due to its significantly higher specific capacity. However, Si suffers from rapid capacity fading, as a result of the large volume expansion upon lithiation.
Fabian Jeschull   +6 more
openaire   +1 more source

Effect of microstructure and mechanical properties on cutting force of different cast irons with similar tensile strength [PDF]

open access: yesChina Foundry, 2019
Flake graphite iron, compacted graphite iron and spheroidal graphite iron with various tensile strengths were cast. They were selected and grouped according to roughly the same tensile strength, and then the main cutting force in each group was ...
Jiang-zhuo Ren1   +2 more
doaj   +1 more source

Electrochemical detection of adenine and guanine using a three-dimensional WS2 nanosheet/graphite microfiber hybrid electrode

open access: yesElectrochemistry Communications, 2019
In this work, a WS2 nanosheet/graphite microfiber hybrid electrode has been fabricated by in situ synthesis of WS2 nanosheets on the surface of graphite microfibers.
Jian Zhang   +6 more
doaj   +1 more source

Hydrogen storage property of graphite stimulated by gamma irradiation

open access: yesNext Materials
The hydrogen intake ability of gamma-irradiated graphite was investigated in this work. Initially, the purchased graphite powder was deposited on substrates.
D. Silambarasan   +5 more
doaj   +1 more source

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