استخدام تقنيات التحسس النائي في دراسة نوعية المياه لأهوار العراق
استخدام تقنيات التحسس النائي في دراسة نوعية المياه لأهوار العراق
Volume 26, Issue 9 , September 2008, Page 335-347

https://doi.org/10.30684/etj.26.9.11

Abstract
  Spectral reflection properties of contaminated water were studies andexperimentally measured using (Radiometric Measurement).An experimentalsimulating system was designed to measure ...  Read More ...
دراسة نوعية المياه لأهوار العراق
دراسة نوعية المياه لأهوار العراق
Volume 26, Issue 9 , September 2008, Page 348-362

https://doi.org/10.30684/etj.26.9.12

Abstract
  In this study water sample taken from kirmashiya marsh and its tributaries of (majray,kirmashiya and Um AL-timan) were tested and analyzed. The tests covered both physicaland chemical ...  Read More ...
تحسين التربة الطينية الضعيفة بأستخدام أعمدة الركام المثبتة بالنورة والسمنت
تحسين التربة الطينية الضعيفة بأستخدام أعمدة الركام المثبتة بالنورة والسمنت
Volume 26, Issue 9 , September 2008, Page 363-370

https://doi.org/10.30684/etj.26.9.13

Abstract
  Sand or stone columns are considered one of the efficient methods ofimproving soft clayey soils. They are cheap, easy to use, and results inincreasing the bearing capacity of the soil ...  Read More ...
تصميم وبناء منضومة ليزر ماسحة لقياس خشونة السطوح
تصميم وبناء منضومة ليزر ماسحة لقياس خشونة السطوح
Volume 26, Issue 9 , September 2008, Page 371-385

https://doi.org/10.30684/etj.26.9.14

Abstract
  In this work a laser scanning setup was designed and constructed by using Laserspeckle technique, in which a linear relationship between Laser speckle Contrastand surface roughness ...  Read More ...
دراسة الحركية الكيميائية للتحلل القاعدي للكومارين ومشتقاته في خمس درجات حرارية
دراسة الحركية الكيميائية للتحلل القاعدي للكومارين ومشتقاته في خمس درجات حرارية
Volume 26, Issue 9 , September 2008, Page 386-403

https://doi.org/10.30684/etj.26.9.15

Abstract
  The subject of research involve study of basic hydrolysis of lactone ring ofcoumarin, 6-methyl coumarin and 6- amino coumarin in 70% (Ethanol – Water) atequal and double concentration ...  Read More ...
Predictioin Of Surface Roughness In Turning By Multiple Regression Model
Predictioin Of Surface Roughness In Turning By Multiple Regression Model

Abbas Fadhel Ibraheem

Volume 26, Issue 9 , September 2008, Page 1055-1060

https://doi.org/10.30684/etj.26.9.1

Abstract
  In this research, we propose statistical package for social sciences (SPSS), topredict surface roughness in turning process. Two independent data sets wereobtained on the basis of measurement: ...  Read More ...
Improvement of Locally Produced Low- Density Polyethylene
Improvement of Locally Produced Low- Density Polyethylene

Najat .J.saleh; Zanaib Y.shnean

Volume 26, Issue 9 , September 2008, Page 1061-1067

https://doi.org/10.30684/etj.26.9.2

Abstract
  In the present work, a polymer composite was fabricated by mixing LDPEwith different wt% of pigment (Fe2O3 and TiO2) to obtain desirable properties infabrication single screw-extruder ...  Read More ...
Study Synergy Effect on Erosion-Corrosion in Oil Pipes
Study Synergy Effect on Erosion-Corrosion in Oil Pipes

Sami Abulnoun Ajeel; Mohammed Abdullatef Ahmed

Volume 26, Issue 9 , September 2008, Page 1068-1080

https://doi.org/10.30684/etj.26.9.3

Abstract
  Steel corrosion and erosion-corrosion have an important role in oil fieldsutilizing steel pipelines. Therefore; in the present work corrosion, erosion anderosion-corrosion tests are ...  Read More ...
Design and Simulation of Sigma-Delta Fractional-N Frequency Synthesizer for WiMAX
Design and Simulation of Sigma-Delta Fractional-N Frequency Synthesizer for WiMAX

H. T. Ziboon; H.M. Azawi

Volume 26, Issue 9 , September 2008, Page 1081-1096

https://doi.org/10.30684/etj.26.9.4

Abstract
  This paper presents a design and simulation of proposed frequency synthesizer whichcan be used for WiMAX. Design parameters for the proposed fractional-N PLLsynthesizer for WiMAX system ...  Read More ...
Developing Flood Discharge Capacity of Kmait River
Developing Flood Discharge Capacity of Kmait River

Mahmoud S. Al Khafaji; Hayder A. Al Thamiry; Riyadh Z. Al Zubaidy

Volume 26, Issue 9 , September 2008, Page 1097-1109

https://doi.org/10.30684/etj.26.9.5

Abstract
  Kmait River is a flood escape that was constructed to divert water duringflood season from Tigris River to Al Huwayza Marsh through AsSanna'f Marsh.Water stored in Al Huwayza Marsh ...  Read More ...
In-nSiC schottky photodiode ; Fabrication and Study
In-nSiC schottky photodiode ; Fabrication and Study

Khalid Z. Yahiya; Ammar H. Jraiz; Abdulla Khudiar Abass

Volume 26, Issue 9 , September 2008, Page 1110-1115

https://doi.org/10.30684/etj.26.9.6

Abstract
  In the present work , schottky photodiode have been mode on n-type SiCby depositing of thin layer of In . electrical characteristics included I-V(dark and illumination ) have been investigated ...  Read More ...
Design Active Filter Based on Genetic Algorithm
Design Active Filter Based on Genetic Algorithm

Mohamed Abdul-whab; Razi J. Al-Azawi

Volume 26, Issue 9 , September 2008, Page 1116-1124

https://doi.org/10.30684/etj.26.9.7

Abstract
  The lossy-FDNR based active filter has an important property among manydesign realizations. This includes a significant reduction in componentcount particularly in the number of OP-AMP ...  Read More ...
The Effect of Magnetic Water on Growth of Chick-Pea Seeds
The Effect of Magnetic Water on Growth of Chick-Pea Seeds

Samir H. Nasher

Volume 26, Issue 9 , September 2008, Page 1125-1130

https://doi.org/10.30684/etj.26.9.8

Abstract
  Abstract:Magnetized water has been experimented on chick-pea seed growth. Seeds are growing in plastic cupsfor 18 days and irrigating with magnetized water which prepared by using static ...  Read More ...
The Electrical Degradation of Fiberglass Poles
The Electrical Degradation of Fiberglass Poles

Sami .Ajeel; Mokdad T.Younis; Arkan A.Hussein

Volume 26, Issue 9 , September 2008, Page 1131-1142

https://doi.org/10.30684/etj.26.9.9

Abstract
  This work involves fiberglass samples used in two kind of aging (45days aging, 45 days aging with AC of 25 kV). Five sets of fiberglasssamples were used in the accelerated aging tests ...  Read More ...
NUMERICAL SIMULATION FOR HIGH- SPEED ALL- OPTICAL BOOLEAN GATES
NUMERICAL SIMULATION FOR HIGH- SPEED ALL- OPTICAL BOOLEAN GATES

Inmar N. Ghazi

Volume 26, Issue 9 , September 2008, Page 1143-1157

https://doi.org/10.30684/etj.26.9.10

Abstract
  In this paper few high speed (i.e. as high as 80 GB/s) all-optical logic gates has been studied.These logic gates include a ( 80Gb/s XOR ) gate using semiconductor optical amplifier ...  Read More ...