Modified Multi-Category Digital Learning Networks for Red Blood Cell Inspection
Modified Multi-Category Digital Learning Networks for Red Blood Cell Inspection

Mahmuod Hamza AL-Muifraje; Suhad Q.G.H.Haddad

Volume 33, 6A , June 2015, Page 1284-1298

https://doi.org/10.30684/etj.33.6A.1

Abstract
  This paper reports research conducted into classification of red blood cells using multi-category digital learning networks. It is an effective solution for providing healthcare with ...  Read More ...
A Simple Model of Capacitor Discharge Through a Spark Gap
A Simple Model of Capacitor Discharge Through a Spark Gap

Bassam Hanna Habib

Volume 33, 6A , June 2015, Page 1299-1313

https://doi.org/10.30684/etj.33.6A.2

Abstract
  A simple computational model is established to simulate a capacitor discharge process through a spark gap. The model constitutes of three intervals, the first one is concerned with ...  Read More ...
Improvement of Performance of Modulation Response and Bandwidth of InAs/GaAs Quantum-Dot Laser Diode
Improvement of Performance of Modulation Response and Bandwidth of InAs/GaAs Quantum-Dot Laser Diode

Thaira Z. Altayyar; Hadi T. Ziboon; Jassim Mohammed Sahan

Volume 33, 6A , June 2015, Page 1314-1327

https://doi.org/10.30684/etj.33.6A.3

Abstract
  This paper proposes a design model of InAs QD laser diode structure, the dimensions of the proposed model have an active region of length 800µm, width 12µm, and a height ...  Read More ...
Study of ZnO, SnO2 and Compounds ZTO Structures Synthesized for Gas-Detection
Study of ZnO, SnO2 and Compounds ZTO Structures Synthesized for Gas-Detection

Farhad M. Othman; Alaa A. Abdul-Hamead; Alaa S. Taeeh

Volume 33, 6A , June 2015, Page 1328-1340

https://doi.org/10.30684/etj.33.6A.4

Abstract
  Semiconductor-based metal oxide gas detector of five mixed Z:S from zinc chloride salt (0,25,50,75,100%) ratios with tin chloride salt, were fabricated on glass substrate by a spray ...  Read More ...
Behavior of Steel Fiber Reinforced Self Compacting Concrete Slabs under One-way Bending
Behavior of Steel Fiber Reinforced Self Compacting Concrete Slabs under One-way Bending

Mohammed Hashim Mohammed

Volume 33, 6A , June 2015, Page 1341-1356

https://doi.org/10.30684/etj.33.6A.5

Abstract
  This paper presents an experimental investigation on the flexural behavior of reinforced concrete slabs under one way bending. Sixteen simply supported slabs of dimensions 1000mm×450mm×50 ...  Read More ...
The Effectiveness of Line Balancing on Production Flow Efficiency: An Experimental Study
The Effectiveness of Line Balancing on Production Flow Efficiency: An Experimental Study

Batool Ibraheem Jameel

Volume 33, 6A , June 2015, Page 1357-1366

https://doi.org/10.30684/etj.33.6A.6

Abstract
  Line balancing problems are well-knownapplicationsof industrial engineering in Academic Universities. Effective Line Balancing forms the core of every successful organization as strive ...  Read More ...
Design and Simulation of a 2 KVA PV Solar-Based Charge Control System
Design and Simulation of a 2 KVA PV Solar-Based Charge Control System

Haider Shareef Mahdi

Volume 33, 6A , June 2015, Page 1367-1376

https://doi.org/10.30684/etj.33.6A.7

Abstract
  There is much work currently in the field of renewable energy, particularly, solar energy to replace the traditional energy sources. In this paper, a solar charge control system has ...  Read More ...
Influence of Machining Parameters on Surface Roughness in Chemical Machining of Stainless Steel 304
Influence of Machining Parameters on Surface Roughness in Chemical Machining of Stainless Steel 304

Saad K. Shather; Ali Ibrahim

Volume 33, 6A , June 2015, Page 1377-1388

https://doi.org/10.30684/etj.33.6A.8

Abstract
  Chemical machining is a well-known nontraditional machining process and is the controlled chemical dissolution of the machined work piece material by contact with a strong acidic or ...  Read More ...
The Effect of Rolling and Heat Treatment on Mechanical Behavior of 6061 Aluminum Alloy
The Effect of Rolling and Heat Treatment on Mechanical Behavior of 6061 Aluminum Alloy

Ruaaabd al Kaream Salman

Volume 33, 6A , June 2015, Page 1389-1398

https://doi.org/10.30684/etj.33.6A.9

Abstract
  In this study, the influence of bothheat treatment and cold working (rolling) on the tensile properties andhardness of6061 aluminum alloy sheets was investigated. The solution heat ...  Read More ...
Study the Effect of the Graphite Powder Mixing Electrical Discharge Machining on Creation of Surface Residual Stresses for AISI D2 Die Steel Using Design of Experiments
Study the Effect of the Graphite Powder Mixing Electrical Discharge Machining on Creation of Surface Residual Stresses for AISI D2 Die Steel Using Design of Experiments

Ahmed Naif Al-Khazraji; Samir Ali Amin; Saad Mahmood Ali

Volume 33, 6A , June 2015, Page 1399-1415

https://doi.org/10.30684/etj.33.6A.10

Abstract
  This paperattempted to study the induced surface residual stressesduethe effect of Electrical discharge machining (EDM) input parameters, (the pulse current,the pulse-on time and the ...  Read More ...
Radio-over-Fibersystem Capacity Improvements by Using Wavelength Division Multiplexing and Subcarrier Multiplexing Techniques
Radio-over-Fibersystem Capacity Improvements by Using Wavelength Division Multiplexing and Subcarrier Multiplexing Techniques

Mustafa A. Jalil; Aied K. AL-Samarrie

Volume 33, 6A , June 2015, Page 1416-1428

https://doi.org/10.30684/etj.33.6A.11

Abstract
  Radio-over-Fiber (RoF) system refers to the radio signals which are modulated with optical signal and transmitted over optical fiber link from Central Office (CO) to the Remote Nodes ...  Read More ...
Evaluation The Quality of Raw and Treated Water for Number of Water Treatment Plants in Baghdad, Using a Water Quality Index
Evaluation The Quality of Raw and Treated Water for Number of Water Treatment Plants in Baghdad, Using a Water Quality Index

Zainab Bahaa Mohammed

Volume 33, 6A , June 2015, Page 1429-1441

https://doi.org/10.30684/etj.33.6A.12

Abstract
  Laboratory tests were conducted to evaluate the quality of drinking water on some water treatment plants in Baghdad (AlKarkh, Shark Dijla, AlWathba, and Alkramh), the samples taken ...  Read More ...
Automated Visual Inspection of Cutting Tool Wear
Automated Visual Inspection of Cutting Tool Wear

Ali Abbar Khleif; Ali Kareem Alwan

Volume 33, 6A , June 2015, Page 1442-1449

https://doi.org/10.30684/etj.33.6A.13

Abstract
  Nowadays, CNC machines have high importance in manufacturing factories and workshops due to its high accuracy and flexibility. Unfortunately it still cannot ensure the quality of machined ...  Read More ...
Comparing Effect of Adding LDPE, PP, PMMA on The Mechanical Properties of Polystyrene (PS)
Comparing Effect of Adding LDPE, PP, PMMA on The Mechanical Properties of Polystyrene (PS)

Sihama E. Salih; Jawad K. Oleiwi; Rawaa A. Abdle Ameer

Volume 33, 6A , June 2015, Page 1450-1461

https://doi.org/10.30684/etj.33.6A.14

Abstract
  In this research three groups of polymer blends have been prepared First groupincluded (Polystyrene (PS): Low density polyethylene (LDPE))While the Second group(included Polystyrene ...  Read More ...
Performance of Aerobic Granular Sludge Bioreactor Seeded with Flocculated Activated Sludge From an Iraqi Municipal Wastewatere Treatment Plant
Performance of Aerobic Granular Sludge Bioreactor Seeded with Flocculated Activated Sludge From an Iraqi Municipal Wastewatere Treatment Plant

Talib R. Abbas; Majid A. Dixon; Mohammed A. Abdul-Majeed; Inmar N.Ghazi

Volume 33, 6A , June 2015, Page 1462-1472

https://doi.org/10.30684/etj.33.6A.15

Abstract
  Aerobic granular activated sludge is an attractive and promising process for intensive and high-rate biological nutrient removal (BNR) and secondary clarification in a single reactor.This ...  Read More ...
Recycling Carrot Powder as Mortar for Cement Replacement
Recycling Carrot Powder as Mortar for Cement Replacement

Aseel Basim Al-Zubaidi

Volume 33, 6A , June 2015, Page 1473-1482

https://doi.org/10.30684/etj.33.6A.16

Abstract
  This study was carried out to investigate the physical and mechanical properties of mortar cement produced from Carrot Powder (CP) . To do this, 4 mortar cement specimens were formed ...  Read More ...
The Effect of Freeze and Thaw Cycles on Durability of Steel Fibers Concrete
The Effect of Freeze and Thaw Cycles on Durability of Steel Fibers Concrete

Mays F. Al-Rubaie

Volume 33, 6A , June 2015, Page 1483-1493

https://doi.org/10.30684/etj.33.6A.17

Abstract
  The new concrete types like steel fibers concrete have intensively investigated during the last decades. Although, many researches had focused on the mechanical properties of steel ...  Read More ...
Analysis of Maintenance Activities in Oil Lubrication Refinery Using Statistical Techniques
Analysis of Maintenance Activities in Oil Lubrication Refinery Using Statistical Techniques

Lamyaa M. Dawwod; Luma Al-Kindi; Mustafa .M. Mansour

Volume 33, 6A , June 2015, Page 1494-1503

https://doi.org/10.30684/etj.33.6A.18

Abstract
  In this research the maintenance activities isinvestigated for lube oil factory (3) as this factory is the newest and largest in its production capacity compared to lube oil factories ...  Read More ...
An Analytical Study for Fluidized Bed Cooler Thermal Design
An Analytical Study for Fluidized Bed Cooler Thermal Design

Damiaa Saad Khudor

Volume 33, 6A , June 2015, Page 1504-1517

https://doi.org/10.30684/etj.33.6A.19

Abstract
  The paper describes an investigation for the thermal design of a fluidized bed cooler and prediction of heat transfer rate among the media categories. It is devoted to the thermal design ...  Read More ...
Heat Transfer and Flow Performance of Impingement and Impingement/Effusion Cooling Systems
Heat Transfer and Flow Performance of Impingement and Impingement/Effusion Cooling Systems

Assim H. Yousif; Amer M. Al Dabagh; Salah H. Abid Aun

Volume 33, 6A , June 2015, Page 1518-1536

https://doi.org/10.30684/etj.33.6A.20

Abstract
  The current experimental study is made to investigate the heat transfer characteristics and pressure losses for both impingement and impingement/effusion cooling systems.The experiments ...  Read More ...