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Article
Open AccessIncidence of surgical procedures for gastrointestinal complications after abdominal wall closure in patients with gastroschisis and omphalocele
This study aims to define the extent of additional surgical procedures after abdominal wall closure (AWC) in patients with gastroschisis (GS) and omphalocele (OC) with special focus on gastrointestinal related...
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Article
Ambient and non-ambient temperature depth-sensing indentation of Mg-Sm2O3 nanocomposites
Magnesium matrix nanocomposites (Mg-Sm2O3 nanocomposites in the present study), containing nanosize reinforcements within the magnesium or magnesium alloy matrix, are a group of energy-saving novel material with ...
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Article
Indentation-based characterization of creep and hardness behavior of magnesium carbon nanotube nanocomposites at room temperature
The time-dependent plastic deformation response of magnesium/carbon nanotube (CNT) nanocomposites containing 0.25, 0.5, and 0.75 vol% of carbon nanotubes is investigated through depth nanoindentation tests aga...
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Article
Friction stir welding of a hypoeutectic Al–Si alloy: microstructural, mechanical, and cyclic response
In the present study, the effect of friction stir welding (FSW) parameters, tool traverse, and rotational speeds has been studied on microstructural evolution, mechanical properties, and cyclic (fatigue) respo...
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Article
Microstructural and small-scale characterization of additive manufactured AlSi10Mg alloy
Additive manufacturing of aluminum alloys is considered a promising layer-wise manufacturing method which can produce lightweight critical automotive/aerospace/military components with enhanced physical and me...
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Article
Fixing Induction Heat Treatment Flaws of an Automotive Transmission Output Shaft
In the automotive manufacturing industries, heat treatment processes such as induction hardening or case hardening are required to meet the daunting demands of the customers in terms of quality and load-bearin...
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Article
Wear Resistance and Tribological Features of Ultra-Fine-Grained Al-Mg Alloys Processed by Constrained Groove Pressing-Cross Route
In the present study, the wear behavior of ultra-fine grained (UFG) Al-Mg alloys produced by a severe plastic deformation (SPD) method was assessed and compared against the annealed coarse-grained alloy. To th...
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Article
On microstructure, hardness, and fatigue properties of friction stir-welded AM60 cast magnesium alloy
Friction stir welding, as a solid-state joining method, seems a viable joining/assembly method for difficult-to-weld cast magnesium alloys. Due to the high flammability of Mg alloys, fusion-based welding techn...
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Article
Alleviation of Mechanical Anisotropy in Ultrafine/Nano-grained AZ31 Magnesium Alloy
An ultrafine/nano-grained AZ31 magnesium alloy was processed through multipass accumulative back extrusion at 280 and 380 °C. Texture analysis was conducted to determine preferred crystallographic orientations...
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Article
A Case Study on Fatigue Failure of a Transmission Gearbox Input Shaft
In this paper, a root cause analysis of premature failure of a gearbox input shaft, manufactured of AISI 1045-H, was performed through standard procedures for failure analysis. Shaft failed on cross oil hole t...
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Article
Effect of temperature and strain rate on the mechanisms of indentation deformation of magnesium
Dual-stage, constant loading-rate followed by constant-load, pyramidal indentation experiments were performed to investigate the strain-rate (105-101/s) and temperature (295-573 K) dependence of pure magnesium. T...
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Chapter and Conference Paper
Improving the Performance of Heat Insulation Polyurethane Foams by Silica Nanoparticles
Heat insulation polyurethane foam materials were doped by silica nano particles, to investigate the probable improving effects. In order to achieve the best dispersion condition and compatibility of silica nan...
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Article
Hot deformation behaviour of Thixocast A356 aluminum alloy during compression at elevated temperature
In present study, the flow behaviour and constitutive equation of Thixocast A356 Al alloy has been studied using hot compression test at 450°C, 500°C, 540°C under the strain rates of 0.0001 sec−1, 0.0005 sec−1, 0...
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Article
Bone marrow transplantation for hematological disorders—Shiraz experience
Objective : In the past 8 years, 120 cases of hematological disorders were transplanted from the HLA identical donors.Method: Using chemotherapy based conditioning regimen with cyclophosphamide 200 mg/kg and busu...
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Article
T and B lymphocytes in alpha-chain disease
The patients studied were diagnosed as suffering from alpha-chain disease by their clinicopathological features, malabsorption findings, X-ray, and presence of abnormal alpha-chain protein in their serum. The ...
