Effect of Fiber Orientation Angle on the Energy Absorption Characteristics of Composite Tubes
Effect of Fiber Orientation Angle on the Energy Absorption Characteristics of Composite Tubes

Hussain J. Al-Akawi; Mohammad Abdul Hassan Wheib; ed A. Shakir; Olla Hussain Ali

Volume 30, Issue 14 , August 2012, Page 2357-2368

https://doi.org/10.30684/etj.30.14.1

Abstract
  The purpose of the paper is to present a study of the effect of the ply orientation angle on the crushing behavior, energy absorption, specific energy absorption, and failure mode of ...  Read More ...
Decrease of Phenolic Preservatives in Insulin Preparations at Different Storing Conditions and after Ending their Expiry Date
Decrease of Phenolic Preservatives in Insulin Preparations at Different Storing Conditions and after Ending their Expiry Date

Suhair Mohammad H. Yaseen; Alberteen E. Habboush

Volume 30, Issue 14 , August 2012, Page 2369-2380

https://doi.org/10.30684/etj.30.14.2

Abstract
  Determination of phenolic compounds in insulin preparations includes extraction with ethyl acetate (phases ratio organic to aqueous is 1:5 with one batch or 1:10 with two batches) in ...  Read More ...
Implementing of Forward Link Channel CDMA2000-1x System by Using Simulink HDL Coder
Implementing of Forward Link Channel CDMA2000-1x System by Using Simulink HDL Coder

Hadi T. Ziboon; Alaa Y. Eisa

Volume 30, Issue 14 , August 2012, Page 2381-2400

https://doi.org/10.30684/etj.30.14.3

Abstract
  This work is a proposed simulation for forward link channel of CDMA2000 -1x system by using QPSK, 8QAM and 16QAM, and converting the proposed system to VHDL language by using Simulink ...  Read More ...
Nonlinear Finite Element Analysis for Elastomeric Materials under Finite Strain
Nonlinear Finite Element Analysis for Elastomeric Materials under Finite Strain

Mohsin Noori Hamzah

Volume 30, Issue 14 , August 2012, Page 2401-2420

https://doi.org/10.30684/etj.30.14.4

Abstract
  In this paper the finite element methodis used as a numerical techniqueto investigatethe three-dimensional elastomeric materials (rubber or rubber-like materials) under finite, or large, ...  Read More ...
Studying the Effect of Doping in Some Physical Properties of Copper Oxide Thin Film
Studying the Effect of Doping in Some Physical Properties of Copper Oxide Thin Film

Mustafa Amer Hassan

Volume 30, Issue 14 , August 2012, Page 2421-2430

https://doi.org/10.30684/etj.30.14.5

Abstract
  Thin films of pure copper oxide and doped copper oxide have been prepared by chemical spray pyrolysis. The films were doped with Manganese (Mn) by 2% & 4% ratios. X-ray diffraction ...  Read More ...
Finite Element Analysis of Sheet Metal U-Bending Using Free Form Surface
Finite Element Analysis of Sheet Metal U-Bending Using Free Form Surface

Shakir Madhloom Gatea; Abbass Maitham Jabber

Volume 30, Issue 14 , August 2012, Page 2431-2442

https://doi.org/10.30684/etj.30.14.6

Abstract
  This paper deals with the optimization of tools geometry in sheet metal forming U-bending in order to reduce the equivalent strain, equivalent stress, and thickness change after forming. ...  Read More ...
Non-Destructive Testing of Concrete Structures Using GPR Technique with an Intermediate Frequency Antennas
Non-Destructive Testing of Concrete Structures Using GPR Technique with an Intermediate Frequency Antennas

Hussein H. Karim; Haidar A. N. Al-dami

Volume 30, Issue 14 , August 2012, Page 2443-2452

https://doi.org/10.30684/etj.30.14.7

Abstract
  Ground penetrating radar (GPR) is a geophysical technique of imaging the subsurface structures at high resolution and it is a non-destructive technique can consequently be applied in ...  Read More ...
Synthesis of Metal Complexes Derived from Salicylidene p-Aminoacetophenone
Synthesis of Metal Complexes Derived from Salicylidene p-Aminoacetophenone

Hamsa Ahmed Eessa; Rashed Taleb Rasheed

Volume 30, Issue 14 , August 2012, Page 2453-2460

https://doi.org/10.30684/etj.30.14.8

Abstract
  The Schiff base ligand (HL) has been prepared by the reaction of paminoacetophenone with salicylaldehyde. This ligand was used to prepare complexes of the type [ML2(H2O)2], (where M ...  Read More ...
Estimation of Serum Anti-Cyclic CitrullinatedPeptide, Glutathione, Copper and Zinc in Patients with Multiple Sclerosis
Estimation of Serum Anti-Cyclic CitrullinatedPeptide, Glutathione, Copper and Zinc in Patients with Multiple Sclerosis

Israa Zainal; Abdulnasser AL-Gebori

Volume 30, Issue 14 , August 2012, Page 2461-2466

https://doi.org/10.30684/etj.30.14.9

Abstract
  This study aimed to determine the level of anti-cyclic citrullinated peptide (ACCP), glutathione (GSH), copper (Cu) and zinc (Zn) in sera of the patients with Multiple Sclerosis (MS) ...  Read More ...
Email Using Microsoft Message Queue and RSA Encryption Technique
Email Using Microsoft Message Queue and RSA Encryption Technique

Taif Sami Hassan

Volume 30, Issue 14 , August 2012, Page 2467-2479

https://doi.org/10.30684/etj.30.14.10

Abstract
  The information exchange through the internet and especially the electronic email is one of the most recent used areas. The paper presents simple system for efficient email handling. ...  Read More ...
A Proposed System for Sound Retrieval Using MAS and ANN
A Proposed System for Sound Retrieval Using MAS and ANN

Abeer Tariq; Ikhlas khalaf; shatha habeeb

Volume 30, Issue 14 , August 2012, Page 2480-2492

https://doi.org/10.30684/etj.30.14.11

Abstract
  As the use of sounds for computer interfaces, electronic equipment and multimedia contents, has increased, the role of sound design tools has become more important. In sound retrieval, ...  Read More ...
Simulation of Multilayer Layer Antireflection Coating for Visible and Near IR Region on Silicon Substrate Using Matlab Program
Simulation of Multilayer Layer Antireflection Coating for Visible and Near IR Region on Silicon Substrate Using Matlab Program

Khaled Z.yahya; Jehan Admon Saimon; Hiba S. Tarik

Volume 30, Issue 14 , August 2012, Page 2493-2506

https://doi.org/10.30684/etj.30.14.12

Abstract
  In this work , double layer and three antireflection coating were designed and simulated , optical reflection values were deduced with a matrix formulation via a personal computer using ...  Read More ...
Finite Element Analysis to Study The Effects Of The Workpiece flowStress Models on Cutting Variables in Orthogonal Cutting
Finite Element Analysis to Study The Effects Of The Workpiece flowStress Models on Cutting Variables in Orthogonal Cutting

Raheem Sadoon Jamel

Volume 30, Issue 14 , August 2012, Page 2507-2521

https://doi.org/10.30684/etj.30.14.13

Abstract
  Turning process is a common machining process to produce cylindrical shape parts. Understanding of material removal concepts in metal cutting is very important in design process and ...  Read More ...
Development Of Optimized Geomatic Systemf or Digital Close Range Photogrammetry
Development Of Optimized Geomatic Systemf or Digital Close Range Photogrammetry

Abbas Zedan Khalaf; Muntaha k. Haidir

Volume 30, Issue 14 , August 2012, Page 2522-2535

https://doi.org/10.30684/etj.30.14.14

Abstract
  In this research an integrated Geomatic system are developed. This system called (Camera Total Station System) “CTSS” which installs a digital camera on Total Station with ...  Read More ...
Assessment of Water Quality Status for the Euphrates River in Iraq
Assessment of Water Quality Status for the Euphrates River in Iraq

Mohammed Abdulkhaleq Ibrahim

Volume 30, Issue 14 , August 2012, Page 2536-2549

https://doi.org/10.30684/etj.30.14.15

Abstract
  The aim of this study was to assess a spatial and temporal variations in water quality of the Euphrates River flowing through Iraqi lands, with two approaches: the use of water quality ...  Read More ...