The Reasons of Using Students to Internet
The Reasons of Using Students to Internet

Khawla Bahjat Abdul Razzak

Volume 33, 4B , April 2015, Page 91-99

https://doi.org/10.30684/etj.33.4B.19

Abstract
  Internet give a great support to educational environment which increase student's motivation toward study and research . Sample consisting of (55) students from Institute of Technology ...  Read More ...
Calculate theDry Season fromtheRainy Season For The City Of Baghdad
Calculate theDry Season fromtheRainy Season For The City Of Baghdad

Asraa Khtan

Volume 33, 4B , April 2015, Page 100-105

https://doi.org/10.30684/etj.33.4B.20

Abstract
  The importance of the drought have been calculated for the city of Baghdad using percent of normalmethod (PN), a method used for the first time in Iraq, despite its importance in giving ...  Read More ...
Modified the RC4 Stream Cipher Algorithm Based on Irreducible Polynomial
Modified the RC4 Stream Cipher Algorithm Based on Irreducible Polynomial

Zainab Mohammed Hussein; Abdul Monem Saleh Rahma

Volume 33, 4B , April 2015, Page 578-586

https://doi.org/10.30684/etj.33.4B.1

Abstract
  The increase in the speed of computers and adoption on it as means of encryption (send and receive encrypted data), which led to the development of modern encryption techniques such ...  Read More ...
Study The Effect of Thermal Annealing on Structural and Some Optical Properties of The Znse1-X Alx Thin Film
Study The Effect of Thermal Annealing on Structural and Some Optical Properties of The Znse1-X Alx Thin Film

Duaa A. Hashim; Akram N. Al- Mashhadani

Volume 33, 4B , April 2015, Page 587-594

https://doi.org/10.30684/etj.33.4B.2

Abstract
  The effect of both thermal annealing temperatures( 373 and 473) K for one hour in vacuum furnace on optical properties of ZnSe1-xAlx thin film doped with aluminum at x% (0, 2, 4, 6 ...  Read More ...
Investigation of Laser Assisted Etching for Preparation Silicon Nanostructure and Diagnostic Physical Properties
Investigation of Laser Assisted Etching for Preparation Silicon Nanostructure and Diagnostic Physical Properties

Zahraa J. Abdulkareem; Uday M. Nayef; Kadhim A.Hubeatir

Volume 33, 4B , April 2015, Page 595-601

https://doi.org/10.30684/etj.33.4B.3

Abstract
  In this paper; nanostructure porous silicon (PS) was prepared by using photo-electrochemical etching (PECE) of n-type silicon at 10 & 30 mA/cm2 etching current density for 10 minute. ...  Read More ...
Structural and Optical Properties of CuAlO2 Thin Film Prepared by Spray Pyrolysis
Structural and Optical Properties of CuAlO2 Thin Film Prepared by Spray Pyrolysis

Azhar A. Hassan; Nuha F. Abd Al-Rushed

Volume 33, 4B , April 2015, Page 602-611

https://doi.org/10.30684/etj.33.4B.4

Abstract
  Transparent conducting oxides thin films of copper aluminium oxide (CuA1O2) were prepared by spray pyrolysis technique on a glass substrate at temperature (500oC). The precursor solution ...  Read More ...
Improving Thermal Properties and Reducing Total Cost of Plastic - Agricultural Residues Composites Used as Non- Traditional Building Materials
Improving Thermal Properties and Reducing Total Cost of Plastic - Agricultural Residues Composites Used as Non- Traditional Building Materials

Qasem Abd Saloom Ahmed; Zareh Azat Sarkis; Ali Salman Owaid; Ansam Adnan Hashim

Volume 33, 4B , April 2015, Page 612-620

https://doi.org/10.30684/etj.33.4B.5

Abstract
  Samples of plastic agricultural residues composites were prepared for different compositions. Mechanical,thermal and physical tests were performed for all samples. Tensile, flexural, ...  Read More ...
Effect of MgAl2O4 Particles on Characterization of Y2O3– ZrO2 System
Effect of MgAl2O4 Particles on Characterization of Y2O3– ZrO2 System

Shihab A. Zaidan; Sadeer M. Majeed

Volume 33, 4B , April 2015, Page 621-630

https://doi.org/10.30684/etj.33.4B.6

Abstract
  In this study, four samples composite materials used for manufacturing by using uniaxially technique compressed into cylindrical pellets. The matrix materials of these composites are: ...  Read More ...
The Study of Silver and Gold Nanoparticles Effect Against Local Bacteria
The Study of Silver and Gold Nanoparticles Effect Against Local Bacteria

Amer Hasan Abdullah

Volume 33, 4B , April 2015, Page 631-639

https://doi.org/10.30684/etj.33.4B.7

Abstract
  Gold and silver nanoparticles colloids were produced by irradiating a metallic target plates with a thickness of 1mm immersed in distilled water with a pulsed laser beam. The size and ...  Read More ...
Controllability of Nonlinear Boundary Value Control Systems in Banach Spaces Using Schauder Fixed Point Theorem
Controllability of Nonlinear Boundary Value Control Systems in Banach Spaces Using Schauder Fixed Point Theorem

Naseif J. Al-Jawari; Imad N. Ahmed

Volume 33, 4B , April 2015, Page 640-653

https://doi.org/10.30684/etj.33.4B.8

Abstract
  In this paper, sufficient conditions for controllability of nonlinear boundary value control system in Banach spaces are established. The results are obtained by using semigroup theory ...  Read More ...
Using a Parser for Steganography Purpose
Using a Parser for Steganography Purpose

Suhad M. Kadhem; Abdulraheem A. Abdulraheem

Volume 33, 4B , April 2015, Page 654-667

https://doi.org/10.30684/etj.33.4B.9

Abstract
  Steganography techniques or information hiding are concerned with hiding the existence of data in other cover media. Usually one hiding method is used to hide secret data in a cover ...  Read More ...
Using X-Ray Radiographic Technique to Determine the Depth of Internal Defects in Castings and Calculation to Obtain the Optimum Radiographic Resolution
Using X-Ray Radiographic Technique to Determine the Depth of Internal Defects in Castings and Calculation to Obtain the Optimum Radiographic Resolution

Farqad Rasheed Saeed; Mustafa Zaid Abdullah Aziz

Volume 33, 4B , April 2015, Page 668-676

https://doi.org/10.30684/etj.33.4B.10

Abstract
  This paper presents modification method to calculate the depth and cross section area of defects in internal structure of castings by X-Ray radiography technique. Aluminum block incorporate ...  Read More ...
Simple Method For Control of Phosphate Level of Manure Using Magnesium Oxide
Simple Method For Control of Phosphate Level of Manure Using Magnesium Oxide

Mahmood M. Barbooti

Volume 33, 4B , April 2015, Page 677-689

https://doi.org/10.30684/etj.33.4B.11

Abstract
  A simple method is described for the reduction of available phosphate released from soaking manure in water. The method involves the indirect contact of magnesium oxide, MgO, with manure ...  Read More ...
Real Time Face Recognition in Video Using Linear Discriminate Analysis and Local Binary Patterns
Real Time Face Recognition in Video Using Linear Discriminate Analysis and Local Binary Patterns

Yossra Hussain Ali; Istabraq Saleem Abed Aljabar

Volume 33, 4B , April 2015, Page 690-701

https://doi.org/10.30684/etj.33.4B.12

Abstract
  The need for robust recognition system in applications of surveillance and biometrics is increasing with the advancements in technology. The conventional method of passwords and pin ...  Read More ...
Hybrid Techniques for Proposed Intelligent Digital Image Watermarking
Hybrid Techniques for Proposed Intelligent Digital Image Watermarking

Bashar S Mahdi; Alia K. Abdul Hassan

Volume 33, 4B , April 2015, Page 702-713

https://doi.org/10.30684/etj.33.4B.13

Abstract
  Digital watermarking provides a solution of the recent problems such as a copyright protection and digital content authentication, as well as the balancing between the copyright protection ...  Read More ...
An Improve Differential Box Counting Method to Estimate Fractal Dimension
An Improve Differential Box Counting Method to Estimate Fractal Dimension

N.M.G. Alsaidi; W.J. Abdulaal

Volume 33, 4B , April 2015, Page 714-722

https://doi.org/10.30684/etj.33.4B.14

Abstract
  The mathematical concept that used to measure the complexity of the fractal sets is known as fractal dimension. It is considered as a global feature for fractal images. Many methods ...  Read More ...
A Comparative Corrosion Studies of Aluminum Metal Matrix Composites Reinforced with nano (Al2O3 and SiC) Particles In Fao Water
A Comparative Corrosion Studies of Aluminum Metal Matrix Composites Reinforced with nano (Al2O3 and SiC) Particles In Fao Water

Mohammed Saieed Waheed; Niveen J. Abdalkadir

Volume 33, 4B , April 2015, Page 723-732

https://doi.org/10.30684/etj.33.4B.15

Abstract
  In the present investigation, the static electrochemical corrosion behavior of nano (Al2O3)P and nano (SiC)P based aluminum in Fao water was compared. The nanocomposites were fabrication ...  Read More ...
The Maximal Number of Vertices of The Reflexive Polytope
The Maximal Number of Vertices of The Reflexive Polytope

Shatha A.Salman; Noor Rashid Shabeeb

Volume 33, 4B , April 2015, Page 733-744

https://doi.org/10.30684/etj.33.4B.16

Abstract
  In this work the basic concept of reflexive polytopeand Gorensteinpolytope and Fano with some theorems about them are given. Three standard binary operations on polytopeswhich are: ...  Read More ...
Behavior of A.C conductivity and Complex dielectric constant of ZnS Thin Films
Behavior of A.C conductivity and Complex dielectric constant of ZnS Thin Films

Zainab Taha A; Khitam S. Shaker; Suaad S. Shaker; Raghdaa Hameed Hani

Volume 33, 4B , April 2015, Page 745-752

https://doi.org/10.30684/etj.33.4B.17

Abstract
  The effect of temperature on dielectric properties of the prepared ZnS thin films by chemical bath deposition at film thickness (200) nm deposited at substrate temperature 333 K, was ...  Read More ...
Antimicrobials Nano-Fiber PVA Pure and PVA: TiO2 for Filtration Applications
Antimicrobials Nano-Fiber PVA Pure and PVA: TiO2 for Filtration Applications

Aus A.Najim; Suaad S. Shaker

Volume 33, 4B , April 2015, Page 753-760

https://doi.org/10.30684/etj.33.4B.18

Abstract
  In this study, polyvinyl alcohol composite polymer membrane was successfully synthesized pure and at different TiO2 concentrations (1%, 3%). The diameter of the PVA–TiO2fibers ...  Read More ...