Mechanical Properties For Pipes Made From Composite Materials (Glass/ Epoxy And Carbon/ Epoxy) Subjected To Internal Pressure
Mechanical Properties For Pipes Made From Composite Materials (Glass/ Epoxy And Carbon/ Epoxy) Subjected To Internal Pressure

Zainab K. Hantoosh; Hatam Kareem Kadhom; Aseel Jasim Mohammed

Volume 30, Issue 6 , March 2012, Page 117-134

https://doi.org/10.30684/etj.30.6.14

Abstract
  Composite Materials have been used extensively in application such as pipes and pressure vessels. Therefore it is important for further studies on the properties of these materials. ...  Read More ...
Study of some optical Properties of PbS thin films deposited by Chemical Spray Pyrolysis Method
Study of some optical Properties of PbS thin films deposited by Chemical Spray Pyrolysis Method

Ban Kalid Mohammed

Volume 30, Issue 6 , March 2012, Page 135-145

https://doi.org/10.30684/etj.30.6.15

Abstract
  In this paper, the ZnO thin films have been prepared by spray research thickness (300nm) on a glass substrates and studying its optical and electric properties. The results of (X-Ray ...  Read More ...
Energy Saving Using Intelligent Controller Based on Fuzzy Logic Control
Energy Saving Using Intelligent Controller Based on Fuzzy Logic Control

Krikor S.Krikor; Abduljabbar O.H Alshammery

Volume 30, Issue 6 , March 2012, Page 920-938

https://doi.org/10.30684/etj.30.6.1

Abstract
  To reduce the impact of the high current on the power grid from the start process of the large induction motor and eliminate the negative influences of traditional reduced voltage start ...  Read More ...
Determination of Some Biochemical Marker Levels in Serum of Patients with Congestive Heart Failure, Angina Pectorisand Myocardial Infarction
Determination of Some Biochemical Marker Levels in Serum of Patients with Congestive Heart Failure, Angina Pectorisand Myocardial Infarction

Maysoon M.N.M. Saleem

Volume 30, Issue 6 , March 2012, Page 939-949

https://doi.org/10.30684/etj.30.6.2

Abstract
  The study enrolled a total of 33 patients with congestive heart failure, angina pectoris and myocardial infarction for evaluation of the activity of enzymes, creatine kinase, and aspartate ...  Read More ...
Study of the Direct Extrusion Behavior of Aluminum and Aluminum Alloy-2014 Using Conical Dies
Study of the Direct Extrusion Behavior of Aluminum and Aluminum Alloy-2014 Using Conical Dies

Ahmed A. Akbar; Rabiha S. Yaseen

Volume 30, Issue 6 , March 2012, Page 950-958

https://doi.org/10.30684/etj.30.6.3

Abstract
  The present work concerns with study of extrusion behavior of aluminum alloy-Al2014 comparing with pure aluminum-Al1050, using different die angles (á=15, 30 and 75°) and ...  Read More ...
Effect of Some Anti-Inflammatory Drugs on The Corrosion Behavior of Implant Biomaterials in Human Body Fluid
Effect of Some Anti-Inflammatory Drugs on The Corrosion Behavior of Implant Biomaterials in Human Body Fluid

Kahtan K.Al-Khazraji; Ali H. Ataiwi; Rana A. Majed; Zina Noori Abdulhameed

Volume 30, Issue 6 , March 2012, Page 959-973

https://doi.org/10.30684/etj.30.6.4

Abstract
  The aim of this research is to compare the electrochemical behavior of two surgical implant biomaterials alloys, SS 316L and Co–Cr–Mo alloy in simulated body fluid. This ...  Read More ...
Analysis of Fibrous Reinforced Concrete Beams
Analysis of Fibrous Reinforced Concrete Beams

Ayad Zeki Saber Agha; Mereen Hassan Fahmi Rasheed

Volume 30, Issue 6 , March 2012, Page 974-990

https://doi.org/10.30684/etj.30.6.5

Abstract
  Steel fiber reinforced concrete is used as a construction material in modern structures. Recent studies have shown that steel fiber can be used to improve the behavior of structures ...  Read More ...
Influence of Operating Conditions on Adsorption of Lead (II) Ions From Contaminated Water Using Different Adsorbents
Influence of Operating Conditions on Adsorption of Lead (II) Ions From Contaminated Water Using Different Adsorbents

Areej Dalf Abbas

Volume 30, Issue 6 , March 2012, Page 991-1000

https://doi.org/10.30684/etj.30.6.6

Abstract
  Removal of heavy metals from water and wastewater has received a great deal of attention. Adsorption is one of the most technologies being used for treatment of polluted water. This ...  Read More ...
Deflection Estimation of Un-Symmetric Isotropic Cam with Three Circular-Arc Contact Profiles
Deflection Estimation of Un-Symmetric Isotropic Cam with Three Circular-Arc Contact Profiles

Louay Sabah Yousuf

Volume 30, Issue 6 , March 2012, Page 1001-1016

https://doi.org/10.30684/etj.30.6.7

Abstract
  In this paper the principal objectives is to design a suitable profile that produces minimum value of jerk and contact stress keeping the acceleration within a limit especially in high-speed ...  Read More ...
On t*-Generalized Compact and t* -Generalized C-Compact Mappings
On t*-Generalized Compact and t* -Generalized C-Compact Mappings

Shymaa Hussain Salih

Volume 30, Issue 6 , March 2012, Page 1017-1028

https://doi.org/10.30684/etj.30.6.8

Abstract
  This paper, will introduce some types of compact mapping called t * - generalized compact mapping by using t * - generalized compact sets and giving some properties of their mappings, ...  Read More ...
Seismic Response Damage of Nuclear Tower
Seismic Response Damage of Nuclear Tower

Kadhim Karim Mohsen

Volume 30, Issue 6 , March 2012, Page 1029-1047

https://doi.org/10.30684/etj.30.6.9

Abstract
  The seismic response of the nuclear tower is analyzed by investigating the frequency response during the main recorded events. The dynamic characteristics of the nuclear tower under ...  Read More ...
Experimental Study on the Effect of Temperature on the Fatigue Endurance Limit of Two AL Alloys
Experimental Study on the Effect of Temperature on the Fatigue Endurance Limit of Two AL Alloys

ad Abbas Al-Saraf

Volume 30, Issue 6 , March 2012, Page 1048-1057

https://doi.org/10.30684/etj.30.6.10

Abstract
  In this work , an experimental study to obtain the fatigue endurance limit for two aluminum alloy , 2024 and 5052 , were carried out at stress ratio R=-1 and rotary bending tests . ...  Read More ...
Effect of Temperature on Fatigue Transition life and Strength of Aluminum alloy
Effect of Temperature on Fatigue Transition life and Strength of Aluminum alloy

Abdulmuhssan N.Mhesssan; Hamed A.Hussein; H.J.Mohamed Alalkawi

Volume 30, Issue 6 , March 2012, Page 1058-1065

https://doi.org/10.30684/etj.30.6.11

Abstract
  Two different temperatures (room temperature and 200oC) were used in the experiments using 1100 Aluminum alloy in order to analyze the effect of temperature. Stress amplitude versus ...  Read More ...
A Hybrid Neural Based Dynamic Branch Prediction Unit
A Hybrid Neural Based Dynamic Branch Prediction Unit

Gheni A. Ali

Volume 30, Issue 6 , March 2012, Page 1066-1081

https://doi.org/10.30684/etj.30.6 12

Abstract
  Modern high performance processor architectures have come to depend upon highly pipelined operation in order to achieve improvements in operating speed. As a result, the cost associated ...  Read More ...
Experimental Investigation of Heat Transfer and Pressure Drop in Square Metal Packed Duct with Different Boundary Heating
Experimental Investigation of Heat Transfer and Pressure Drop in Square Metal Packed Duct with Different Boundary Heating

Kifah H. Hilal

Volume 30, Issue 6 , March 2012, Page 1082-1107

https://doi.org/10.30684/etj.30.6.13

Abstract
  This paper presents experimental results of forced convection heat transfer and pressure drop across ( 12.5 * 12.5 * 100 cm ) square packed duct. The pad made of forty- eight metallic ...  Read More ...