Effect of Differential Speed Rolling Temperature into Mechanical Properties of AZ31B Magnesium Alloy
Effect of Differential Speed Rolling Temperature into Mechanical Properties of AZ31B Magnesium Alloy

Azal R. Ismail; Emad A. Hussein

Volume 34, 1A , January 2016, Page 1-11

https://doi.org/10.30684/etj.34.1A.1

Abstract
  The received AZ31B magnesium alloy sheets of 2 mm in thickness were subjected to differential speed rolling (DSR) process performed on a mill, of which the rotation speed ratio of the ...  Read More ...
The Effect of Products Cooling on the Pollutants Emission from a Continuous Combustion Chamber
The Effect of Products Cooling on the Pollutants Emission from a Continuous Combustion Chamber

Abdul AL-Kadhim M.Hasan; Abdul Sattar Jawad; Murtadha Shubber Amran

Volume 34, 1A , January 2016, Page 12-21

https://doi.org/10.30684/etj.34.1A.2

Abstract
  This paper presents the effect of products cooling on the pollutants emission of (carbon monoxide [CO], unburned hydrocarbon [UHC], nitrogen oxide [NOX], and Soot) from a continuous ...  Read More ...
A Nonlinear Neural Controller Design for the Single Axis Magnetic Ball Levitation System Based on Slice Genetic Algorithm
A Nonlinear Neural Controller Design for the Single Axis Magnetic Ball Levitation System Based on Slice Genetic Algorithm

Ahmed Sabah Al-Araji; Ahmed Ibraheem Abdulkareem

Volume 34, 1A , January 2016, Page 22-32

https://doi.org/10.30684/etj.34.1A.3

Abstract
  This paper presents a ball position tracking control tuning algorithm for single axis magnetic levitation system using slice genetic optimization technique based nonlinear neural controller. ...  Read More ...
Influence of Incorporating Construction Building Demolition as Recycled Aggregate on Concrete Behavior
Influence of Incorporating Construction Building Demolition as Recycled Aggregate on Concrete Behavior

Shatha Sadiq Hussen

Volume 34, 1A , January 2016, Page 33-49

https://doi.org/10.30684/etj.34.1A.4

Abstract
  Because of increasing waste production and public concerns about the environment, it is desirable to recycle materials from construction and building demolition. This study aimed to ...  Read More ...
Mitigation of Fiber Nonlinearity Effects in Ultra High-Dense WDM System by Using Fractional Fourier Transform for 32 Channel System
Mitigation of Fiber Nonlinearity Effects in Ultra High-Dense WDM System by Using Fractional Fourier Transform for 32 Channel System

Ali Y. Fattah; Saif Hussam Abdul-Wahed

Volume 34, 1A , January 2016, Page 50-60

https://doi.org/10.30684/etj.34.1A.5

Abstract
  The optical signal is severely degraded when transmitted in the fiber due to both the linear and nonlinear distortions. It is well known that, the linear distortions in single mode ...  Read More ...
Comparing Kalman Filter and Dynamic Adaptive Neuro Fuzzy for Integrating of INS/GPS Systems
Comparing Kalman Filter and Dynamic Adaptive Neuro Fuzzy for Integrating of INS/GPS Systems

Sameir A. Aziez; Huda Naji Abdul-Rihda

Volume 34, 1A , January 2016, Page 61-72

https://doi.org/10.30684/etj.34.1A.6

Abstract
  Global Positioning System (GPS) and Inertial Navigation System (INS) technologies have been widely used in a variety of positioning and navigation applications. Both Systems have their ...  Read More ...
Effect of Carbon Nanotube on Damping Characteristic of Epoxy Polysulfide Blend Composite
Effect of Carbon Nanotube on Damping Characteristic of Epoxy Polysulfide Blend Composite

Adnan Neama Abood; Ibtihal. A. Mahmood; Ekhlas Edan Kader

Volume 34, 1A , January 2016, Page 73-84

https://doi.org/10.30684/etj.34.1A.7

Abstract
  In a Nano-composite structure, it is anticipated that high damping can be achieved by taking advantage of the interfacial friction between the nanotubes and the polymer. The purpose ...  Read More ...
Erosion Behavior of Steel Pipes Carrying of Some Iraqi Crude Oils
Erosion Behavior of Steel Pipes Carrying of Some Iraqi Crude Oils

Ali H. Ataiwi; Ayad K. Hassan; Ban A.F. Al-Saadi

Volume 34, 1A , January 2016, Page 85-95

https://doi.org/10.30684/etj.34.1A.8

Abstract
  This paper deals with erosion that is defined as a process of progressive removal of material from a target surface due to repeated impacts of solid particles for the special case of ...  Read More ...
Mechanical Properties of High Strength Concrete Containing Different Cementitious Materials
Mechanical Properties of High Strength Concrete Containing Different Cementitious Materials

Hisham K. Ahmed; Oday A. Abd

Volume 34, 1A , January 2016, Page 96-110

https://doi.org/10.30684/etj.34.1A.9

Abstract
  High strength concrete hasstrength significantly beyond what is used in normal practice. According to American Concrete Institute (ACI), high strength concrete revised the definition ...  Read More ...
Studying the Tensile and Buckling for PMMA Reinforced by Jute Fibers for Prosthetic Pylon
Studying the Tensile and Buckling for PMMA Reinforced by Jute Fibers for Prosthetic Pylon

Jawad Kadhim Oleiwi; Shaymaa Jumaah Ahmed

Volume 34, 1A , January 2016, Page 111-122

https://doi.org/10.30684/etj.34.1A.10

Abstract
  The main objective of this research is studying the tensile and buckling of Jute fibers reinforced composite by varying the number of Jute fibers layers and fibers angle (±45°&0°/90°). ...  Read More ...
Analysis of Hydraulic Characteristics of Broad Crested Weir with Semicircle Control Section
Analysis of Hydraulic Characteristics of Broad Crested Weir with Semicircle Control Section

Thabet mohammed abdulatif

Volume 34, 1A , January 2016, Page 123-135

https://doi.org/10.30684/etj.34.1A.11

Abstract
  This study deals with evaluation ofthe hydraulic characteristics such as critical depth, and discharge coefficient of a broad crested weir with semi-circle control section extend across ...  Read More ...
Calculation the Parameters of the Filters Shaping and the Properties of Random Processes on the Output Linear Filters by Using Mathematical Modeling
Calculation the Parameters of the Filters Shaping and the Properties of Random Processes on the Output Linear Filters by Using Mathematical Modeling

Saad Z. Sekhi

Volume 34, 1A , January 2016, Page 136-150

https://doi.org/10.30684/etj.34.1A.12

Abstract
  Using mathematical modeling of wireless devices and systems, where it was to provide detailed explanations about calculating parameters shaping filters features and characteristics ...  Read More ...
Error Analysis in Surfaces Reconstruction by Fitting and Interpolation Technique
Error Analysis in Surfaces Reconstruction by Fitting and Interpolation Technique

Tahseen F. Alani; Ammar M. Saleh

Volume 34, 1A , January 2016, Page 151-164

https://doi.org/10.30684/etj.34.1A.13

Abstract
  Error between surfaces is the measurement to give us information how similar or different they are. Moreover, since the data associated with error between two matching surfaces are ...  Read More ...
Effect of Web Opening on the Ultimate Capacity of Steel Plate Girders under Two Points Load
Effect of Web Opening on the Ultimate Capacity of Steel Plate Girders under Two Points Load

Mazin A. Al-Mazini

Volume 34, 1A , January 2016, Page 165-177

https://doi.org/10.30684/etj.34.1A.14

Abstract
  The structural behavior of steel plate girders with web opening is investigated in this study. An experimental and theoretical investigation of plate girders with circle and square ...  Read More ...
Preparation and Characterization Study of ZnS Thin Films with Different Substrate Temperatures
Preparation and Characterization Study of ZnS Thin Films with Different Substrate Temperatures

Kadhim Abid Hubeatir

Volume 34, 1A , January 2016, Page 178-185

https://doi.org/10.30684/etj.34.1A.15

Abstract
  Zinc sulfide (ZnS) thin films were deposited on a glass and n-type Silicon wafer substrates at temperature range from 50 - 200 Co using pulsed laser deposition (PLD) technique. The ...  Read More ...
The Effect of Ferrite Content on the Thermomechanical and Dielectric Strength Properties of Epoxy Composite
The Effect of Ferrite Content on the Thermomechanical and Dielectric Strength Properties of Epoxy Composite

Lamees S. Faiq; Zahraa F. Attiyah

Volume 34, 1A , January 2016, Page 186-192

https://doi.org/10.30684/etj.34.1A.16

Abstract
  Different concentrations of cadmium ferrite (2%, 5%, 8%, 10% and 15%) were incorporated into epoxy resin. Cadmium ferrite was prepared by conventional ceramic technique. Composites ...  Read More ...
Risk Management which Affects School Building Construction
Risk Management which Affects School Building Construction

Raed Saleem; Tareq Abdulmajeed Khaleel; Hadeel Salam

Volume 34, 1A , January 2016, Page 1-12

https://doi.org/10.30684/etj.34.1A.17

Abstract
  School buildings that projects of a special nature and stages interspersed potential risks and increase the risk of occurrence in the implementation phase, including the risk of design, ...  Read More ...
Identification of Phase Transformations During Heating and Cooling for High Iron Chromium Alloy by Dilatometric Method
Identification of Phase Transformations During Heating and Cooling for High Iron Chromium Alloy by Dilatometric Method

Hassan Shakir Majdi; Khidhair Jasim Mohmmed

Volume 34, 1A , January 2016, Page 13-21

https://doi.org/10.30684/etj.34.1A.18

Abstract
  The phase transformations occur in metals and alloys involves important changes in microstructures according to chemical composition and kinetic of transformations in alloy ,this work ...  Read More ...
Concept of Social Support for Willness Supportive Design Theory in the Interior Spaces of Senior Living
Concept of Social Support for Willness Supportive Design Theory in the Interior Spaces of Senior Living

Shamael Mohamed Wajeeh Al Dabbagh; Sarah Alaa Baqer Bayram

Volume 34, 1A , January 2016, Page 22-37

https://doi.org/10.30684/etj.34.1A.19

Abstract
  Seniors represent an important category in any society being one of the most important institutions of community, Thence the Society is utterly responsible for providing seniors with ...  Read More ...
Teaching Procedures Consistent with learning Curriculum& Syllabus in Architectural Departments, AL-Nahrain University
Teaching Procedures Consistent with learning Curriculum& Syllabus in Architectural Departments, AL-Nahrain University

Nawfal Joseph Rizqoo

Volume 34, 1A , January 2016, Page 38-67

https://doi.org/10.30684/etj.34.1A.20

Abstract
  The fact that today's world is passing through a stage of scientific development and massive technological advances, this stage is Known by the scientific and technological Revolution, ...  Read More ...