Number of Articles: 15
The Effect of Heat Treatment on Phase Formation of Ti-Al-C thin films
Volume 30, Issue 19 , November 2012, Page 405-419
Abstract
A variety of different chemical compositions Titanium-Aluminum-Carbon thin films were achieved by combinatorial magnetron sputtering. The as-deposited ternary diagram can be divided ... Read More ...Study the Job Shop Scheduling By Using Modified Heuristic Rule
Volume 30, Issue 19 , November 2012, Page 3280-3300
Abstract
The process of scheduling is considered as one of the more important production planning processes which faces the management of companies, because of the pressure of competition processes. ... Read More ...T-Semi α-Operator
Volume 30, Issue 19 , November 2012, Page 3301-3307
Abstract
In this paper we have defined the T-operator ,T-semia -operator and we studied the relation among them, and we define T-semia -open, Tsemi a -regular, and monotone operator, also we ... Read More ...Improvement of The Mechanical and Thermal Properties of Clay Bricks by Using Local Materials in Iraq
Volume 30, Issue 19 , November 2012, Page 3308-3327
Abstract
This research studies the effect of adding industrial wastes materials with different percentages on the thermal and mechanical properties of clay bricks . Different types of admixtures ... Read More ...A Neural Network Model to Predict Ultimate Strength of Rectangular Concrete Filled Steel Tube Beam – Columns
Volume 30, Issue 19 , November 2012, Page 3328-3340
Abstract
In this study, a model for predicting the ultimate strength of rectangular concrete filled steel tube (RCFST) beam-columns under eccentric axial loads has been developed using artificial ... Read More ...Deformation Analysis of Road Embankment Foundation Soil Improved with Fiber Glass
Volume 30, Issue 19 , November 2012, Page 3341-3361
Abstract
The main objective of this research is to evaluate the improvement of embankment soil foundation soil using the fiber glass treatment. To accomplish the main objective, laboratory tests, ... Read More ...Preparing of Barium Titanate Using Chemical Method and Studying of Its Structural Properties
Volume 30, Issue 19 , November 2012, Page 3362-3370
Abstract
Single crystalline BaTiO3 (BT) was prepared using TiCl4, BaCl2 and oxalic acid. The structure of the prepared nanocrystalline BT powders were a tetragonal perovskite according to XRD ... Read More ...Digital Single Phase Power Factor Optimizer Based on FPGA
Volume 30, Issue 19 , November 2012, Page 3371-3383
Abstract
In this paper, an FPGA (Field-programmable gate array) model of digital single phase power factor optimizer has been built. The proposed optimizer is based on measuring the phase shift ... Read More ...The Effect of Hold Time on the Spring Back Phenomenon In A V- Dies Bending Process
Volume 30, Issue 19 , November 2012, Page 3384-3393
Abstract
Bending process is the one important process in the sheet metal forming in many industries, the main problem of bending process is the spring back phenomenon which is happens after ... Read More ...Influence of Inverter Switching Conditions on PMBLDC Motor Performance
Volume 30, Issue 19 , November 2012, Page 3394-3409
Abstract
Permanent Magnet Brushless DC (PMBLDC) motors are generally powered by a conventional three-phase voltage source inverter (VSI) or current source inverter (CSI) which is controlled ... Read More ...Study on the Effect of Annealing on Structural and SensingProperties of CdO Thin Films for (CO2 ,H2S) Gases
Volume 30, Issue 19 , November 2012, Page 3410-3420
Abstract
Cadmium oxide (CdO) thin films have been deposited by Successive Ionic Layer Adsorption and Reaction (SILAR) method by using cadmium acetate at concentration 0.03 M and based solution ... Read More ...SWOT Analysis Map for Current Situation of Two Mahala in Najaf Center
Volume 30, Issue 19 , November 2012, Page 3421-3434
Abstract
This paper presents an analysis situation two Mahala in Najaf Center. It uses to determine all internal resources, capabilities and obstacles (strengths and weakness), and external ... Read More ...Natural Convection Heat Transfer in Enclosure with Uniformly Heated Inner Elliptic Cylinder and Outer square Cylinder
Volume 30, Issue 19 , November 2012, Page 3435-3456
Abstract
Experimental and numerical simulation study for natural convection heat transfer formed by uniformly heated inclined elliptical cylinder concentrically located in an enclosed square ... Read More ...Fabrication of Te Micro-Tubes and TeO2 Micro-Wires From Powders by Cold Spray
Volume 30, Issue 19 , November 2012, Page 3457-3466
Abstract
A one-dimensional micro-structured tellurium (Te) microtube and tellurium dioxide (TeO2) microwire were successfully prepared by cold spray process in large scale by a facile approach ... Read More ...Testing the Applicability of Submerged Hollow Fiber Membrane Bioreactor (MBR) Technology for Municipal Wastewater Treatment in Iraq
Volume 30, Issue 19 , November 2012, Page 3467-3473