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  • Optical Fiber Amplifiers: Optimization and PerformanceEvaluation 
    A. k. Abass; Mohammed J. Abdul-Razak; Haneen H. Mohammed; Suad M. Kadhim; Mohammed A. Salih (University of Diyala – College of Engineering, 2019)
    This work demonstrates the simulation of two different types of optical fiber amplifiers (OFA) utilizing OptiSystem–10, namely, 3 m length of erbium doped fiber amplifier (EDFA) and 7 km length of Raman fiber amplifier ...
  • Optical Fiber Bragg Grating Temperature Sensor 
    Marwan L. Yousf; Ihssan A. Kadham; Tahreer S. Mansour; Khalil I. Hajim (University of Diyala – College of Engineering, 2014-12-01)
    In this work, uniform Fiber Bragg Grating (FBG) temperature sensor system were implemented and investigated due to measurement of the Bragg wavelength shift. An (FBG) is an optical fiber in which the refractive index in ...
  • Optical Parameters of (KMnO4) Doped (PVA) 
    Widad Hano Abass (university of Diyala, 2013-07-01)
    Films of pure (PVA) and (PVA) doped by (KMnO4) have been prepared using casting method. We have studied the effect of(KMnO4) dopant on the optical properties of a polymer poly(vinyl alcohol) (PVA). Optical band energy ...
  • Optical properties of polyvinyl alcohol (PVA) films doped with CoCH3COOH salt. 
    Sabah A. Salman; Zainab A. Al-Ramadhan; Zainab F. Nazal (university of Diyala, 2014)
    The optical characteristics of polyvinyl alcohol (PVA) films doped with different concentrations (0, 1, 3, 5, 7 and 10 wt%) of CoCH3COOH salt powder were studied. The optical transmittance (T%) in the wavelength range ...
  • Optical properties of V-doped ZnO thin films prepared by chemical spray pyrolysis method 
    نادر فاضل حبوبي; صباح انور سلمان; كاظم مصطفى كاظم ** (university of Diyala, 2012)
    In this research; The effect of vanadium doped ZnO at different ratios (1,3,5,7)% on the optical properties has been studied. These thin films were prepared by the chemical spray pyrolysis technique and deposited on the ...
  • Optimal Design of Industrial Reactor for Naphtha Thermal Cracking Process 
    Aysar Talib Jarullah, Arkan Jasim Hadi (University of Diyala – College of Engineering, 2015)
    The ethylene production is regarded one of the most significant issues for chemical industries and improving its production operation can bring several benefits. Thus, the market demand for ethylene production has accelerated ...
  • OPTIMAL ECONOMIC DISPATCH BIASED ON PARTICLE SWARM OPTIMIZATION: 400kv IRAQI SUPER GRID 
    Mohammed Kdair Abd (University of Diyala – College of Engineering, 2012-06-01)
    In this paper application of Particle Swarm Optimization (PSO) based algorithm for Optimal Power Flow (OPF) in Economic Dispatch (ED) was studied. Firstly, this method is dynamic in nature and it beats the arrears of other ...
  • Optimal Kinetic Parameters of Trickle bed Reactor for Oxidation of 2-Proplymercaptan in Naphtha 
    Amer Talal Nawaf (University of Diyala – College of Engineering, 2019)
    The best kinetic of the reaction are estimated based on experimental data obtained from the literature using parameter estimation technique. The best mathematical model for oxidative 2-proplymercaption via oxygen is taking ...
  • Optimal Land Use Classification for Iraq Cities 
    Nabil T. Ismael; Ali Awda Mohammed; Samaan Majeed Yas (University of Diyala – College of Engineering, 2020)
    The classification of land uses in the city is an essential element for the organization and distribution of land uses when it is preparing and updating master plans for cities. The land uses in each country are divided ...
  • Optimal Solution for Simultaneous Multicriteria Problem 
    Adawiya A. Mahmood Al-Nuaimi (University of Diyala, 2016)
    This paper considers a branch and bound (BAB) algorithm for simultaneous multicriteria problem of minimizing the sum of the three criteria of total completion time, maximum tardiness and maximum late work within the ...
  • Optimality Conditions of Fractional Order Discontinuous Variational Problems 
    Alauldin Noori Ahmed (university of Diyala, 2013-10-01)
    In this paper, an approach is presented, to construct the optimality conditions of fractional order unconstrained and constrained variational problems with discontinuous functional, having different multi fractional order ...
  • OPTIMIZATION FOR L- ARABINOSE ISOMERASE PRODUCTION FROM LOCAL ISOLATE OF Bacillus stearothermophilus HB4. 
    Hameed Abood Jabur (University of Diyala / College of Agriculture, 2012-06)
    In this study twelve of purred local isolate from Bacillus stearo thermophilus were obtained among 40 isolates from different sources of Iraqi soil. They were subjected to primary and secondary screening to select ...
  • OPTIMIZATION FOR L- ARABINOSE ISOMERASE PRODUCTION FROM LOCAL ISOLATE OF Bacillus subtilis AH1 
    Ali Hamed Tami; Hameed A. Jaber (University of Diyala / College of Agriculture, 2016-06)
    The optimum condition for production of L-arabinose isomerase from Bacillus subtilis AH1 were determined by submerged culture using broth medium containing 2 % Galactose as carbon source and 0.15 % of L-arabinose as ...
  • Optimization of Sodium Bicarbonate Production Using Response Surface Methodology (RSM) 
    Zaid Adnan Abdel-Rahman; Hussein Habib Hamed; Farah Kahtan Khalaf (University of Diyala – College of Engineering, 2018)
    The main objective of this study was to evaluate the use of batch bubble column to produce high particle size (>300 micron) of sodium bicarbonate product to improve filtration and drying operations in the production process. ...
  • Optimization of Temperature-Dependent Optoelectronic Characteristics of Polycrystalline SnO2/Si Hetero-junction Structure 
    Mahdi S. Edan (university of Diyala, 2013-05-01)
    In this work, polycrystalline tin oxide thin films were prepared and studied in order to fabricate heterojunctions by growing them on n-type silicon substrates. The electrical measurements on the prepared samples were ...
  • Optimization of the Horizontal Sedimentation Tank to Predict Turbidity Removal Efficiency in Water Treatment Plant in Iraq 
    Yaser Ibrahim Jasem; Ali. Hadi . Ghawi (University of Diyala – College of Engineering, 2018)
    The goal of this research was to design and evaluate the efficiency of horizontal sedimentation tank for water treatment using different position of baffles. Turbid water was treated using alum in the condition with and ...
  • Optimizing And Comparative of Polymer-45S5BG and Polymer- HA Coating by Electrophoretic Deposition (EPD) 
    Noor Abdulkareem AL-Ali; Makarim H. Abdulkareem; Iman Adnan Anoon (University of Diyala – College of Engineering, 2021)
    In this study, two systems of bio-ceramic coating (45S5 bioactive glass and hydroxyapatite) were used in order to compare between them for biomedical applications. Each system consists from two layers of coating done by ...
  • Optimizing the Process of Resistance Spot Welding For 2014 – O Aluminum Alloy Sheet 
    Latfe Y. Zedan; Naife A. Talib (University of Diyala – College of Engineering, 2008-09-01)
    There is a strong interest in the use of aluminum alloy sheet for vehicle applications, particularly the body, where resistance spot welding is the principle joining method. The resistance spot welding (R.S.W) quality has ...
  • Optimum conditions for asparaginase production by Serratia marcescens S10-1 
    Faten Ali Ahmad; Abbas Abud Farhan; Hameed Majeed Jasim (university of Diyala, 2014)
    Optimum conditions for asparaginase production by Serratia marcescens S10-1 was studied. Results showed that there was an overproduction obtained includes supplimentation of the production medium with 3% maltose (as a ...
  • OPTIMUM SHORT PATH FINDER FOR ROBOT USING Q-LEARNING 
    Mohannad Abid Shehab Ahmed (University of Diyala – College of Engineering, 2012-06-01)
    Programming robots is a useful tedious task, so there is growing interest in building robots which can learn by themselves. This paper describes the Reinforcement Learning and teaching approach like Queue Learning (Q-Learning) ...