Study of Corrosion Resistance of Co-Cr-Mo Surgical Implants Alloy in Artificial Saliva
Study of Corrosion Resistance of Co-Cr-Mo Surgical Implants Alloy in Artificial Saliva

Muna Khethier Abbass; Sami Abualnoun Ajeel; Haitham M. Wadullah

Volume 32, Issue 10 , October 2014, Page 2331-2339

https://doi.org/10.30684/etj.32.10A.1

Abstract
  Co-Cr-Mo alloy has been used for biomedical implant for a number of years. In this study, ASTM F-75 Cobalt-base substrate specimen was immersed in artificial saliva at 37 + 1 ºC ...  Read More ...
Speech Recognition Based Microcontroller for Wheelchair Movement
Speech Recognition Based Microcontroller for Wheelchair Movement

Mohammed E. Safi; Eyad I. Abass

Volume 32, Issue 10 , October 2014, Page 2340-2350

https://doi.org/10.30684/etj.32.10A.2

Abstract
  This paper introduced an approach to design and implement a control system for the movement of wheelchair by means of the human voice for paralyzed patients. In this paper, the Mel-Frequency ...  Read More ...
Influence of Acidic and Salt Media on The Corrosion Behavior of Aluminum Matrix Composites Reinforced by Al2O3 Particles
Influence of Acidic and Salt Media on The Corrosion Behavior of Aluminum Matrix Composites Reinforced by Al2O3 Particles

Niven J.Abdal Kadir; Payman S.Ahmed; Saja Amer Abdul Majed

Volume 32, Issue 10 , October 2014, Page 2351-2363

https://doi.org/10.30684/etj.32.10A.3

Abstract
  Corrosion behavior of pure Al and Al/ Al2O3 composite with five weight percent of Al2O3 particles (5,10,15,20 and 25) were investigated in 0.1M H2SO4 and 3.5 % NaCl solutions at room ...  Read More ...
Investigate About the Iraqi Attapulgite Clay as a Mineral Admixture for Concrete
Investigate About the Iraqi Attapulgite Clay as a Mineral Admixture for Concrete

Kais J. Frieh; Waleed A. Abbas; Samer H. Malik

Volume 32, Issue 10 , October 2014, Page 2364-2375

https://doi.org/10.30684/etj.32.10A.4

Abstract
  Tremendous research efforts have been directed to investigate the possibility of using the Iraqi Attapulgite clay as a mineral admixture to improve some properties of concrete. To investigate ...  Read More ...
Production of Micro and Nano Zirconia Particle by Pulsed Laser Ablation
Production of Micro and Nano Zirconia Particle by Pulsed Laser Ablation

Mohammed Sellab Hamza

Volume 32, Issue 10 , October 2014, Page 2376-2385

https://doi.org/10.30684/etj.32.10A.5

Abstract
  In this work, zerconia nano particles have been synthesis by using laser ablation in water. AFM measurement displayed that the particle size of Zerconia was 46nm and no other phases ...  Read More ...
Effect of Surface Roughness and Shot Peening Treatments on The Mechanical Properties of Aluminum Alloy 2024 – T4
Effect of Surface Roughness and Shot Peening Treatments on The Mechanical Properties of Aluminum Alloy 2024 – T4

Alalkawi H. J. M; Ameer Tofan Shafiq; Mohammed khalouk al-azzawi

Volume 32, Issue 10 , October 2014, Page 2386-2393

https://doi.org/10.30684/etj.32.10A.6

Abstract
  The objective of the present paper is to investigate the effect of surface roughness on mechanical properties of aluminum alloy 2024-T4. This paper describes the effect of surface roughness ...  Read More ...
Behavior of Corbels Strengthened with Carbon Fiber Reinforced Polymers (CFRP) – Numerical Study
Behavior of Corbels Strengthened with Carbon Fiber Reinforced Polymers (CFRP) – Numerical Study

Sameh Badry Tobeia

Volume 32, Issue 10 , October 2014, Page 2394-2407

https://doi.org/10.30684/etj.32.10A.7

Abstract
  In this paper, a numerical modeling performed to study the effect of carbon fiber reinforced polymers (CFRP) as a shear strengthening of corbels. In this study a theoretical simulation ...  Read More ...
Studying Soil Undrained Shear strength Due to Driving Piles Using Seismic Cross-Hole Technique
Studying Soil Undrained Shear strength Due to Driving Piles Using Seismic Cross-Hole Technique

Hussein H. Karim; Mahmoud R. AL-Qaissy; Wisam Rahi Hasan

Volume 32, Issue 10 , October 2014, Page 2408-2428

https://doi.org/10.30684/etj.32.10A.8

Abstract
  The study is intended for geotechnical engineers who deal with the construction of deep foundations using driving piles with the implementation of seismic cross-hole technique to estimate ...  Read More ...
Numerical Analysis of Machine Foundation Resting Saturated Sandy Soil
Numerical Analysis of Machine Foundation Resting Saturated Sandy Soil

Mohammed Y. Fattah; Nahla M. Salim; Wourood T. Al-Shammary

Volume 32, Issue 10 , October 2014, Page 2429-2453

https://doi.org/10.30684/etj.32.10A.9

Abstract
  The behavior of machine foundation on saturated porous medium can be considered as a complicated geotechnical problem due to nature of dynamic loads and plasticity of soil which make ...  Read More ...
Effect of Compaction Methods on the Properties of Roller Compacted Concrete
Effect of Compaction Methods on the Properties of Roller Compacted Concrete

Hisham Khalid Ahmed; Azal Thair Abdulrazzak

Volume 32, Issue 10 , October 2014, Page 2454-2464

https://doi.org/10.30684/etj.32.10A.10

Abstract
  Roller compacted concrete (RCC) is a technology characterized mainly use of roller for compaction. This construction method permits considerable reduction in costs and construction ...  Read More ...
Evaporation Estimation Using Adaptive Neuro-Fuzzy Inference System and Linear Regression
Evaporation Estimation Using Adaptive Neuro-Fuzzy Inference System and Linear Regression

Ali H. Al-Aboodi

Volume 32, Issue 10 , October 2014, Page 2465-2474

https://doi.org/10.30684/etj.32.10A.11

Abstract
  Evaporation is important for water planning, management and hydrological practices, and it plays an influential role in the management and development of water resources. This study ...  Read More ...
Effect of Tunneling in Cohesive Soils on Existing Structures
Effect of Tunneling in Cohesive Soils on Existing Structures

Ameer Abdullah Ahmed

Volume 32, Issue 10 , October 2014, Page 2475-2490

https://doi.org/10.30684/etj.32.10A.12

Abstract
  The present work is focused on the influence of shallow tunneling on the settlement of existed two storey building supported on different soil properties ranging from medium to stiff ...  Read More ...
Direct Shear Behavior of Carbon Fiber Reinforced Self- Compacting Concrete
Direct Shear Behavior of Carbon Fiber Reinforced Self- Compacting Concrete

Kaiss F. Sarsam; Tareq S. Al-Attar; Ghzwan Ghanim Jumah

Volume 32, Issue 10 , October 2014, Page 2491-2513

https://doi.org/10.30684/etj.32.10A.13

Abstract
  This paperrepresents an experimental and statistical investigation for the behavior of connectionpoints produced by using self-compacting concrete and subjected to direct shear. The ...  Read More ...
Heat Transfer Enhancement in a Tube Fitted with Nozzle-Turbulators, Perforated Nozzle-Turbulators with Different hole shap
Heat Transfer Enhancement in a Tube Fitted with Nozzle-Turbulators, Perforated Nozzle-Turbulators with Different hole shap

Akeel Abdullah Mohammed; Bashar Ali Mohammed; Raheem Jewi Muhee

Volume 32, Issue 10 , October 2014, Page 2514-2527

https://doi.org/10.30684/etj.32.10A.14

Abstract
  The present study is to investigate experimentally the enhancement of forced convection heat transfer by means of passive techniques for a turbulent air flow through an Aluminum test ...  Read More ...
Study and Comparison The Performance of Sensorless Control of PMSM Drive System
Study and Comparison The Performance of Sensorless Control of PMSM Drive System

Majid K. Al-Khatat; Ghphran Taha Ahmed Abd

Volume 32, Issue 10 , October 2014, Page 2528-2547

https://doi.org/10.30684/etj.32.10A.15

Abstract
  Field oriented control space vector pulse width modulation (FOC- SVPWM) is one of the effective and modern methods for speed control of Permanent magnet synchronous motor (PMSM). A ...  Read More ...
The Use of New Techniques in The Management of Waste Plastic by Reuse it in The Asphalt Mix
The Use of New Techniques in The Management of Waste Plastic by Reuse it in The Asphalt Mix

Falak O. Abas; Raghad U. Abass; Enas .A .A

Volume 32, Issue 10 , October 2014, Page 2548-2567

https://doi.org/10.30684/etj.32.10A.16

Abstract
  The quantity and type of waste being generated is growing at enormous rate. The plastic waste produced particularly in form of bags, Plates, Containers, being non-degradable and with ...  Read More ...
Effect of Thermally Sprayed Ceramic Coating on Properties of Low Alloy Steel
Effect of Thermally Sprayed Ceramic Coating on Properties of Low Alloy Steel

Fadhil A. Chyad; Abdalkalaq F. Hamood; Lamees S. Faiq

Volume 32, Issue 10 , October 2014, Page 2568-2575

https://doi.org/10.30684/etj.32.10A.17

Abstract
  Thermal spraying technique was employed for coating low alloy steel specimens that have been used in a derrick oil well frames. Two types of ceramic materials were used as a coating ...  Read More ...
Effect of Different Refrigerant Injection Techniques on Heat Pumpcycle Performance
Effect of Different Refrigerant Injection Techniques on Heat Pumpcycle Performance

Abdual Hadi N. Khalifa; Johain j. faraj; Anmar Adnan

Volume 32, Issue 10 , October 2014, Page 2576-2586

https://doi.org/10.30684/etj.32.10A.18

Abstract
  Refrigerant injection techniques are considered as modifications to vapor compression refrigeration systems to improve the performance of these systems when operating at high or low ...  Read More ...
The Influence of The Hydraulic Pumps Design Characteristics and Temperature of Mineral Oil on The Stability of Actuator
The Influence of The Hydraulic Pumps Design Characteristics and Temperature of Mineral Oil on The Stability of Actuator

Abdul Karim Swadi Saleh; Farid Abou Hamed; Jafer Mehdi Hasan

Volume 32, Issue 10 , October 2014, Page 324-337

https://doi.org/10.30684/etj.32.10A.19

Abstract
  Much research dealt with the problem in the pulsation of hydraulic pumps, studies, research and literature for vibration did not interfere with the effect of the medium which make vibrations ...  Read More ...
Excessiveness Concept in Architecture
Excessiveness Concept in Architecture

Ali Mohsen Jaafar Al-kafaji; Zainab Ismael Abd Al-kadum AlRubaiey

Volume 32, Issue 10 , October 2014, Page 338-352

https://doi.org/10.30684/etj.32.10A.20

Abstract
  The concept of excessive emerged as one of the concepts of contemporary architecture. This quantum of information led us to neediness searching for literature and previous studies on ...  Read More ...