Vol 12 No.1

No. Title Page
1

Nano-Scale Vee Yagi-UDA Antenna Based Nano Shell-Silver Coated Sillica for Tunable Solid –State Laser Applications

Taha A. Elwi1and Yahiea Alnaiemy2

1Department of Communication, Al-Mammon University College

2Department of Computer, College of Science, University of Diyala

taelwi82@gmail.com

Fulltext-Abstract

DOI: 10.26367/DJES/VOL.12/NO.1/1

1-6
2

Effect of Ambient Air Temperature on the Performance of Petrol Engine

Dr. Ramzi  R. Ibraheem1, Kawa A. Abdullah2

Assistant professor, Lecturer

Department of Mechanical Engineering, College of Engineering, University of Salahaddin.

ramzi.Ibraheem@su.edu.krd, kawa.abdullah@su.edu.krd

Fulltext-Abstract

DOI: 10.26367/DJES/VOL.12/NO.1/2

7-11
3

Contact and Inter-laminate Stresses Minimization in Laminated Leaf Springs

Zaid S. Hammoudi

Department of  Mechanical Engineering, College of Engineering, University of Diyala

zshaaa@yahoo.com

Fulltext-Abstract

DOI: 10.26367/DJES/VOL.12/NO.1/3

12-22
4

Behaviour of Unsaturated Subgrade Soil Under Highway Load

Hanan Adnan Hassan Afaj 1, Hadeel Amaar Mohammed 1, Ghassan Nasser Jaffer 2

1Department of Highway and Transportation Engineering, Al-Mustansiriayah University

2General company for trade construction material, Baghdad, Iraq

ghassan_hanan@yahoo.com

Fulltext-Abstract

DOI: 10.26367/DJES/VOL.12/NO.1/4

23-33
5

Simulation of the Incremental Conductance Algorithm for Maximum Power Point Tracking of Photovoltaic System Based On Matlab

Parween R.Kareem

Department of Electrical tech. Haweeja Tech. Inst., Northern Technical University

parweenraheem3@gmail.com

Fulltext-Abstract

DOI: 10.26367/DJES/VOL.12/NO.1/5

34-43
6

Experimental and Simulation Investigation of Bending Moment Effect on Hollow Columns of Multi-layers of Hybrid Materials

Ayad A. Ramadhan

Department of Mechanical Engineering, Al-Hawija Technical Institute, Northern Technical University

ayad_almuhndis@yahoo.com

Fulltext-Abstract

DOI: 10.26367/DJES/VOL.12/NO.1/6

44-55
7

Obstacle Avoidance Techniques for Robot Path Planning

 Arif A. AL-Qassar, Ali N. Abdulnabi

1Department of Control and system Engineering, University, of Technology

alinajem18@yahoo.com, arifqassar@yahoo.com

Fulltext-Abstract

DOI: 10.26367/DJES/VOL.12/NO.1/7

56-65
8

Optical Fiber Amplifiers: Optimization and PerformanceEvaluation

A. k. Abass*, 1, Mohammed J. Abdul-Razak1, Haneen H. Mohammed1, Suad M. Kadhim1, Mohammed A. Salih 2

1Laser Engineering Branch, Laser and Optoelectronics Engineering Department, University of Technology

Education College, University of Al-Iraqia

*corresponding author: email address:  140042@uotechnology.eu.iq

Fulltext-Abstract

DOI: 10.26367/DJES/VOL.12/NO.1/8

66-72
9

Effect of Construction Type on Structural Behaviour of R.C Bubbled One-Way Slab 

Amer M. Ibrahim*,1, Murtada A. Ismael2, Humam A. Abdul Hussein3

1Department of Civil Engineering, College of Engineering, Diyala University, Diyala, Iraq.

2Department of Civil Engineering, College of Engineering, Diyala University, Baghdad, Iraq.

Department of Civil Engineering, College of Engineering, Diyala University, Diyala, Iraq.

Amereng76@yahoo.com

Fulltext-Abstract

DOI: 10.26367/DJES/VOL.12/NO.1/9

73-79
10

Shear behavior of reinforced concrete wide beams strengthened with CFRP sheet without stirrups

Ali Laftah Abass 1, Yousif Rasheed Hassan 2

1,2Department of Civil Engineering, College of Engineering, Diyala University

alilaftast76@yahoo.com

Fulltext-Abstract

DOI: 10.26367/DJES/VOL.12/NO.1/10

80-98
11

Flow Separation Control of Backward-Facing Step Airfoil NACA0015 by Blowing Technique

Khuder N. Abed

Department of Mechnical Engineering, College of Engineering, University of Diyala 

 Khuder@engineering.uodiyala.edu.iq

Fulltext-Abstract

DOI: 10.26367/DJES/VOL.12/NO.1/11

99-119
12

Performance Comparison of MIMO Technology over LTE-A System

Khalid Hussein Rashid, Ashwaq Q.Hameed

Department of ElectricalEngineering, TechnologyUniversity

 khalidhussein24@yahoo.com, aza-2004r@yahoo.com

Fulltext-Abstract

DOI: 10.26367/DJES/VOL.12/NO.1/12

120-125  

University of Diyala
College of Engineering
Al Qudis Square, Baqhubah, 32001
Diyala- Iraq
https://www.engineering.uodiyala.edu.iq
journal.eng@engineering.uodiyala.edu.iq

All articles in DJES are published on Creative Common license CC by NA 4.0:

committee publication ethics

3:45