Effect of Antibiotics with Laser Radiation on Growth of Two Pathogenic Bacteria Species
Effect of Antibiotics with Laser Radiation on Growth of Two Pathogenic Bacteria Species

Buthynia abd-alhamza; Nehia N. Hussien; Saria D. Mohamed

Volume 30, Issue 7 , April 2012, Page 146-157

https://doi.org/10.30684/etj.30.7.13

Abstract
  The effect of laser on growth of 2 Type from Bacteria G ve (Escherichia coli) and G+ve (Staphylococcus aureus) was studied, by radiated the samples in a different periods (5,10) min. ...  Read More ...
Evaluation of Corrosion Resistance of Medium Carbon Steel Using Different Protection Methods
Evaluation of Corrosion Resistance of Medium Carbon Steel Using Different Protection Methods

Firas Farhan Sayyid; Ali Abdul Munim Ali; Wadhah Adel Tawfek

Volume 30, Issue 7 , April 2012, Page 158-168

https://doi.org/10.30684/etj.30.7.14

Abstract
  This research involves studying the effect of some different protection methods to increase electrochemical corrosion resistance of medium carbon steel (DIN CK50) in 3.5% NaCl by applying ...  Read More ...
Using Multiple Linear Regression Models to Determine the Effect of Some Factors on Consumption of Electricitrical Power in Basra
Using Multiple Linear Regression Models to Determine the Effect of Some Factors on Consumption of Electricitrical Power in Basra

Haithm saleem dawd; Saad mehsn Selman; Latefa Abdulla Dawd

Volume 30, Issue 7 , April 2012, Page 169-178

https://doi.org/10.30684/etj.30.7.15

Abstract
  Two methods of Multiple Linear Regression have been used in the current study. The two methods are: 1- All Possibles Regression. 2- The BackWord Elimination Procedure. To determine ...  Read More ...
Signal Quality Improvement for Mobile Phone Using the Pico Cells in Dense Phone Usage Areas
Signal Quality Improvement for Mobile Phone Using the Pico Cells in Dense Phone Usage Areas

Sameir A. Aziez; Manal Hade Jaber; Burak Abdul hadi A

Volume 30, Issue 7 , April 2012, Page 1108-1116

https://doi.org/10.30684/etj.30.7.1

Abstract
  A Pico cell is a small, low-cost, fast coverage and extra capacity which can be used wherever the signal drops. The low cost of these cells and the easy installation as compared with ...  Read More ...
An FPGA Based a Digital Circuit Design for Route Optimization
An FPGA Based a Digital Circuit Design for Route Optimization

Ivan A. Hashim

Volume 30, Issue 7 , April 2012, Page 1117-1131

https://doi.org/10.30684/etj.30.7.2

Abstract
  Route optimization is searching problem to find the shortest path from starting to end point within certain criteria. In this paper, a digital circuit design implementation was presented ...  Read More ...
Study of Three Dimensional Fluid Flow inManifold-Laterals System
Study of Three Dimensional Fluid Flow inManifold-Laterals System

Jafar M. Hassan; Wahid S. Mohammad; Ayad F. Hameed

Volume 30, Issue 7 , April 2012, Page 1132-1148

https://doi.org/10.30684/etj.30.7.3

Abstract
  A three dimensional numerical simulation of fluid flow in a manifold-laterals system was carried out; several geometrical changes were made to study the effect on water flowing inside ...  Read More ...
A New Approach on Decision Making for Multi- Objectives Problems
A New Approach on Decision Making for Multi- Objectives Problems

Allaiden N. Ahmed; Haithem Saleem; Saad Mohsin Salman

Volume 30, Issue 7 , April 2012, Page 1149-1153

https://doi.org/10.30684/etj.30.7.4

Abstract
  In many real life problems, one is usually confronted with several objectives, which are in mutual conflict. In this paper, multi-objective decision making is obtained, based on a mathematical ...  Read More ...
Heuristic Dispatching Rules for Dynamic Scheduling of Heavy Engineering Equipments
Heuristic Dispatching Rules for Dynamic Scheduling of Heavy Engineering Equipments

Luma Adnan Al-Kindi; Sawsan Sabeeh Al-Zubaidy; Alla Eldin H. Kassam

Volume 30, Issue 7 , April 2012, Page 1154-1173

https://doi.org/10.30684/etj.30.7.5

Abstract
  Dynamic scheduling problem has been an attractive area for researches to investigate since a long time. Many techniques have been used to tackle such problems, but all of these techniques ...  Read More ...
Development of Job Scheduling and Machine Loading System in FMS
Development of Job Scheduling and Machine Loading System in FMS

Zaid Hikmat Yaqoub; Amjad Barzan Abdulghafour

Volume 30, Issue 7 , April 2012, Page 1174-1186

https://doi.org/10.30684/etj.30.7.6

Abstract
  Manufacturing industries are rapidly changing from production of scale to production of scope characterized by short product life cycles and increased product varieties. This implies ...  Read More ...
Predicting the Strength of Fiber Reinforced High Performance Concrete Based on Push-Off Tests
Predicting the Strength of Fiber Reinforced High Performance Concrete Based on Push-Off Tests

Maha M.S. Ridha; Nagham T. Hamad; Kaiss F. Sarsam

Volume 30, Issue 7 , April 2012, Page 1187-1202

https://doi.org/10.30684/etj.30.7.7

Abstract
  This paper reports the results of an investigation into the strength of fiber reinforced high-performance concrete (FRHPC)based on push-off tests. Both experimental and analytical studies ...  Read More ...
Computation of Odd Magic Square Using a New Approach with Some Properties
Computation of Odd Magic Square Using a New Approach with Some Properties

Shatha A. Al-Najjar; Nuha A.R; Fuad A.A.l-Heety

Volume 30, Issue 7 , April 2012, Page 1203-1210

https://doi.org/10.30684/etj.30.7.8

Abstract
  Several aspects of magic square studies fall within the computations all universes. Experimented computation has reverted patterns, some of which have lead to analytic insight. With ...  Read More ...
Mechanical Properties of Polymer-, Pozzolanic Cement- Based Repairing Materials
Mechanical Properties of Polymer-, Pozzolanic Cement- Based Repairing Materials

Qais J. Frayyeh; Maan S. Hassan; Tahseen D. Saadoon

Volume 30, Issue 7 , April 2012, Page 1211-1221

https://doi.org/10.30684/etj.30.7.9

Abstract
  In this study, the mechanical properties of five different cement based repairing materials were evaluated. These materials were classified into two groups: laboratory made materials ...  Read More ...
Effect of Moment of Inertia and Aerodynamics Parameters onAerodynamic Coupling in Roll Mode
Effect of Moment of Inertia and Aerodynamics Parameters onAerodynamic Coupling in Roll Mode

Raed Abbas Jessam

Volume 30, Issue 7 , April 2012, Page 1222-1239

https://doi.org/10.30684/etj.30.7.10

Abstract
  The influence of moment of inertia and aerodynamic parameters on the aerodynamic coupling in rolling mode has been analyzed for Aircraft F-94A (case study) for different rolling rate ...  Read More ...
Studying Properties of Cu-Al-SiC Composites Prepared by P/M Technique
Studying Properties of Cu-Al-SiC Composites Prepared by P/M Technique

Ziyad S. Ahmed; Ali M. Mousa; Samir B. Younis

Volume 30, Issue 7 , April 2012, Page 1240-1248

https://doi.org/10.30684/etj.30.7.11

Abstract
  A composite of copper powder reinforced with SiCp (0-10 wt%) in which aluminum powder of ( 2 wt%) was added for improving wettability of the ceramie phase. . The composite mixture was ...  Read More ...
The Effect of Ceramic Particale Oxides addition on Wear Resistance of Composite Material for Aluminum Base Alloy
The Effect of Ceramic Particale Oxides addition on Wear Resistance of Composite Material for Aluminum Base Alloy

Israa Abdulkader; Maryam Abduladhem

Volume 30, Issue 7 , April 2012, Page 1249-1264

https://doi.org/10.30684/etj.30.7.12

Abstract
  To The aim of this research is to study the effect of 5 wt % Al2O3 addition Al- base alloy on sliding wear resistance under dry sliding conditions using pin- on- disc machine . Wear ...  Read More ...