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المقالات والبحوث المضافة مؤخراً - الاجمالي 12 موضوع
A modified cohesive zone model for fatigue delamination in adhesive joints: Numerical and experimental investigations  9 Views
A modified cohesive zone model (CZM) has been developed to simulate damage initiation and evolution in FibreMetal Laminates (FMLs)
Investigation of Cavitation in a Finite Journal Bearing Considering the Journal Speed and Couple Stress Fluids Effects  165 Views
combined effect of journal speed and couple stress fluids (CSF) on the performance characteristics of a cavitated finite journal bearing
A GEOMETRICAL CONFIGURATION AND ITS EFFECT ON THE PERFORMANCE OF AN ELECTROCHEMICAL CELL UNDER FREE CONVECTION WATHEQ NASER HUSSEIN Babylon University, College of Engineering/ALMusayab, Iraq Email: wathq777@yahoo.com Abstract The effect of positioning or location of the cathode electrode with respect to the surface margin of the electrodeposition electrolyte solution under free convection was numerically studied. The importance of such study arises from the fact that there is no study, according to the author s knowledge regarding the effect of electrode positioning (depth ef  327 Views
it is about the effect of convection on electrchemical process
A GEOMETRICAL CONFIGURATION AND ITS EFFECT ON THE PERFORMANCE OF AN ELECTROCHEMICAL CELL UNDER FREE CONVECTION   259 Views
free convection could affect the electrodeposition due to variation of concentration around the electrode
ENGINEER’S DECISION EFFECT ON DELAYED GOVERNMENTAL CONSTRUCTION PROJECT WITH BUDGET ABUNDANCE (CASE STUDY)  243 Views
ENGINEER’S DECISION EFFECT ON DELAYED GOVERNMENTAL CONSTRUCTION PROJECT WITH BUDGET ABUNDANCE (CASE STUDY)
Seepage Velocity of Dibdibba Formation in Karbala, Iraq  250 Views
Seepage Velocity of Dibdibba Formation in Karbala, Iraq
Effect of (B/D) ratio on ultimate load capacity for horizontally curved box steel beam under out of plane concentrated load  254 Views
Effect of (B/D) ratio on ultimate load capacity for horizontally curved box steel beam under out of plane concentrated load
Analysis of Bending Response of Tubes Conveying Fluid by the Method of Characteristics  655 Views
Analysis of Bending Response of Tubes Conveying Fluid by the Method of Characteristics to find the response of tube
Modification of the spinodal hardening in a Cu-9 wt % Ni-6 wt % Sn alloy by 0.1 wt % silicon or aluminium addition  542 Views
Among non-ferrous metallic materials, berylliumcopper and its modifications have been known to develop high
Surface hardening of commercially pure titanium by laser nitriding: Response surface analysis  498 Views
In this work laser surface nitriding was performed to enhance wear and erosion resistance of pure titanium by increasing its surface hardness while keeping the strength and ductility of the core for static and dynamic
LASER SURFACE TREATMENTS OF IRON-BASED SUBSTRATES FOR AUTOMOTIVE APPLICATION  500 Views
In the present work laser surface alloying of low carbon steel with carbon has been investigated for automotive application
carburizing of Ti–6Al–4V alloy by laser melting  525 Views
Surface carburizing of a Ti–6Al–4V alloy using laser melting has been investigated experimentally, with the aim of increasing surface hardness and hence improving related properties such as wear and erosion resistance

المقالات والبحوث الاكاديمية المنشورة تحت هذا التصنيف هي

Oxidation of titanium aluminides produced by laser surface alloying  477 Views
One of the limitations of current high-temperature titanium alloys of the near-c~ type is the poor oxidation resistance at temperatures above about 600 °
Modification of the spinodal hardening in a Cu-9 wt % Ni-6 wt % Sn alloy by 0.1 wt % silicon or aluminium addition  436 Views
Among non-ferrous metallic materials, berylliumcopper and its modifications have been known to develop high strength by a process of precipitation. The fact that these alloys suffer from the disadvantages of high cost, certain property limitations and health
Microstructure andcorrosionbehaviorofausteniticstainlesssteeltreated with laser  436 Views
SurfacemodificationofAISI316stainlesssteelbylasermeltingwasinvestigatedexperimentallyusing 2 and4kWlaserpoweremittedfromacontinuouswaveCO2
Ceramic-metal composites produced by laser surface treatment  422 Views
The injection of SiC particles (150 J1m size) into laser surface melted commercial purity titanium, Ti-6AI-4V (wt-%) alloy, and Ti-2·5Cu (wt-%) alloy has been investigated using 1·75 kW laser power, 5 mm beam diameter, 0·15 g S-l powder jiowrate and
Microstructure of Ti-TiB2 surface layers produced by laser particle injection  405 Views
Surface treatments of materials using high power CO2 lasers typically involve moving a substrate under the laser beam and generating a melt zone; concurrently, metal or ceramic or a combination of metal + ceramic in the form of powder is introduced into the melted zone by a feeding device, or by preplacing
In situ production of Ti-TiC composites by laser melting  356 Views
In previously reported work [1-4] high-power CO2 lasers were used to produce Ti/SiC or TiC composite layers, approximately 1 mm thick, by the injection of the cerami
Laser surface melting of Ti-10V-2Fe-3AI alloy  313 Views
Laser surface melting of Ti and Ti alloys has been used to obtain rapid solidification with resultant fine-scale microstructures and segregation [1, 2]. For example
Titanium aluminide composites produced by laser melting  295 Views
The microstructures of titanium aluminide based composites have been investigated using optical microscopy, scanning electron microscopy, energy dispersive spectrometry, transmission electron microscopy, and scanning transmission electron microscopy.
Microstructures of titanium-aluminides produced by laser surface alloying  250 Views
The microstructures of Ti-AI layers (from 43-80 at %AI) produced by laser surface alloying of titanium substrate with a powder feed technique have been investigated
Martensite formation in Ti-Allayers produced by laser surface alloying  245 Views
The microstructures of Ti-Al layers produced by laser surface alloying of a Ti substrate have been investigatedfor Al contents in the range 17-36 at.-%.
Thermo-hydrodynamic Lubrication of Misaligned Porous Journal Bearings  330 Views
In this work, a numerical simulation for the thermo-hydrodynamic self-lubrication of misaligned porous circular journal bearing has been investigated
Thermal Analysis of The laminar Free Convection phenomena in an Air Filled Triangular Cavity with Different Boundary Conditions   371 Views
wall boundary conditions, position the convective heat transfer coefficient between the cavity and the ambient air and effect on the air cavity
Creating an Electronic System to Control Injection of Two Different Types of Fuel to be Blended Inside the Internal Combustion Engines  384 Views
new electronic system is designed, fabricated and tested to perform the required control processes
Thermal Analysis of turbulent Natural Convection phenomenon in an air filled inclined rectangular differential heated cavity  351 Views
natural convection heat transfer in an inclined rectangular cavity filled with air was presented
Optimization Dimension of the Finned Surface based on the Logarithmic Temperature Profile  328 Views
A simple apparatus of rectangular fins is studied to obtain the optimum design related to its dimensions
Effect of Operating Conditions on Performance and Emissions of a Diesel Engine Operated with Diesel-Hydrogen Blend  338 Views
Hydrogen blending is done on energy replacement basis
An Experimental Investigation on Performance and Emissions of a Single Cylinder D.I Diesel Engine with Manifold Hydrogen Induction  312 Views
A special electronic unit is designed and fabricated to control hydrogen blending ratio.
A Review on Hydrogen Supplementation in Compression Ignition Engines  368 Views
This paper highlights the Hydrogen utilization in internal combustion engines
Bad filling ionic liquid sample in split tube furnace  309 Views
Vapors of sample crystallization water confined inside the quartz tube and spilled out toward the furnace flanges due to high temperature
Fire and Explosion Hazards Expected in a Laboratory  328 Views
We outline how the identified infractions were corrected and highlight lessons learned.
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