Results 41 to 50 of about 16,863 (178)

Effect of Equal Channel Angular Pressing on the Microstructure and Shear Strength of an As-Cast Mg-2Si Alloy [PDF]

open access: yesJournal of Advanced Materials in Engineering
Although Mg-Si alloys have promising potential applications in various industries, their mechanical properties are challenged by the presence of coarse primary and eutectic Mg2Si particles and their heterogeneous distribution in the microstructure.
S. Sirjani   +3 more
doaj   +1 more source

Effect of a Flared Renal Stent on the Performance of Fenestrated Stent-Grafts at Rest and Exercise Conditions [PDF]

open access: yes, 2016
Purpose: To quantify the hemodynamic impact of a flared renal stent on the performance of fenestrated stent-grafts (FSGs) by analyzing flow patterns and wall shear stress–derived parameters in flared and nonflared FSGs in different physiologic scenarios.
Hamady, M, Kandail, H, Xu, XY
core   +2 more sources

ECAP Process in Polypropylene

open access: yesJournal of the Society of Materials Science, Japan, 2006
Equal channel angular pressing (ECAP) invented by Segal was applied successfully to metal process of aluminum and magnesium alloys for increasing their strength by fining the grain size. But a little attention has been paid to its application to polymers.
Masayoshi KITAGAWA, Takahiro KOZAKI
openaire   +2 more sources

Forge and Heat-treatments in Microalloyed Steels – A Review

open access: yesHigh Temperature Materials and Processes, 2013
Improved designs, mostly for lightweight component manufacturer, have been made for improvement of forging and heat-treatment techniques. Low temperature precipitation strengthening and resistance to austenite grain size coarsening at reheat temperature ...
Raj A., Goswami B., Kumar S.B., Ray A.K.
doaj   +1 more source

Homemade yeast by using tropical fruits through fermentation process [PDF]

open access: yes, 2020
Yeast is one type of bacteria that is used in baking industry and as the crucial parameters to determine the softness of the bread. Many tropical fruits can be used as a medium to produce yeast. The main goal of this study is to produce homemade yeast by
Abdul Rahman, Misbahul Muneer   +3 more
core  

Enhancing Ductility of ECAP Processed Metals

open access: yesMaterials Science Forum, 2010
Mechanical properties such as hardness, mechanical strength or fatigue resistance are by far the most successful material behaviour improved by the ECAP processed. However, the lack of ductility is the most critical negative effect. Combination of multimodal grain size is one of the most promising solutions to improve the strength/ductility balance ...
Llorca Isern, Núria   +2 more
openaire   +3 more sources

Relationship between electrically evoked compound action potential thresholds and behavioral T-levels in implanted children with cochlear nerve deficiency

open access: yesScientific Reports, 2023
It is challenging to program children with cochlear nerve deficiency (CND) due to limited auditory and speech abilities or concurrent neurological deficits.
Xiuhua Chao   +5 more
doaj   +1 more source

Producing High‐Strength Metals by I‐ECAP [PDF]

open access: yesAdvanced Engineering Materials, 2015
Incremental equal channel angular pressing (I‐ECAP) is used in this work to produce ultrafine‐grained (UFG) pure iron, aluminum alloy 5083, commercial purity titanium (grade 4), and magnesium alloy AZ31B. Pure iron is processed at room temperature, aluminum alloy at 200 °C, titanium at 320 °C, and magnesium alloy at 150 °C.
Gzyl, Michal   +4 more
openaire   +4 more sources

Thermal stability of the microstructure of severely deformed copper [PDF]

open access: yes, 2006
Copper specimens were deformed by equal channel angular pressing (ECAP) up to 8 passes. The microstructure was studied by X-ray line profile analysis. The crystallite size is reduced to a few tens of nanometers even after the first ECAP pass and it does ...
Balogh, L.   +4 more
core   +1 more source

Study of essential oils adsorption on three phosphate fertilizers [PDF]

open access: yesChemical Industry and Chemical Engineering Quarterly, 2018
In this paper, we report the study of essential oils adsorption on three phosphate fertilizers: monoammonium phosphate (MAP), diammonium phosphate (DAP) and triple superphosphate (TSP), with the aim to prepare a bifunctional product which can be used as ...
Benali Nejib   +4 more
doaj   +1 more source

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