Research Paper
Investigation Nano-coating for the Corrosion Protection of Petroleum storage tanks Steel
Investigation Nano-coating for the Corrosion Protection of Petroleum storage tanks Steel

Zainab Z. Ali; Baha S. Mahdi; Ameen D. Thamer

Volume 40, Issue 12 , December 2022, Page 1615-1623

https://doi.org/10.30684/etj.2022.131942.1074

Abstract
  This work studies the protection from corrosion in the inner surface of petroleum storage tanks by applying nano-coating on the AISI1018 steel type used in these tanks. BNi-2 alloy, ...  Read More ...
Research Paper
Microstructure and Mechanical Properties of ZK60 Mg Alloy Processed by Cyclic Expansion-Extrusion (CEE) at Different Temperatures
Microstructure and Mechanical Properties of ZK60 Mg Alloy Processed by Cyclic Expansion-Extrusion (CEE) at Different Temperatures

Ahmed M. Marheb; Akeel D. Subhi

Volume 40, Issue 12 , December 2022, Page 1624-1630

https://doi.org/10.30684/etj.2022.133572.1194

Abstract
  In this work, the cyclic expansion extrusion (CEE) process was applied to ZK60 Mg alloy. The correlation between the evolved microstructure and mechanical properties was investigated. ...  Read More ...
Research Paper
Characterization of the Efficiency of Photo-Catalytic Ultrafiltation PES Membrane Modified with Tungsten Oxide in the Removal of Tinzaparin Sodium
Characterization of the Efficiency of Photo-Catalytic Ultrafiltation PES Membrane Modified with Tungsten Oxide in the Removal of Tinzaparin Sodium

Reham R. Abdullah; Kadhum M. Shabeeb; Aseel B. Alzubaydi; Alberto Figoli; Alessandra Criscuoli; Enrico Drioli; Qusay Alsalhy

Volume 40, Issue 12 , December 2022, Page 1633-1641

https://doi.org/10.30684/etj.2022.134070.1219

Abstract
  One of the polymeric membranes' main limitations is their susceptibility to fouling, lowering the membrane's performance with time. Therefore, incorporating nanomaterials in polymer ...  Read More ...
Research Paper
Parametric Optimization of Laser Conduction Welding between Stainless Steel 316 and Polyethylene Terephthalate Using Taguchi Method
Parametric Optimization of Laser Conduction Welding between Stainless Steel 316 and Polyethylene Terephthalate Using Taguchi Method

Maraw A. Khioon; Kadhim A. Hubeatir; Mohanned M. AL-Khafaji

Volume 40, Issue 12 , December 2022, Page 1642-1649

https://doi.org/10.30684/etj.2022.132560.1131

Abstract
  A pulsed Nd:YAG laser with a fiber optic delivery system was used to accomplish a dissimilar joining of 316 stainless steel (SUS316) to polyethylene terephthalate (PET). Laser Conduction ...  Read More ...
Research Paper
The Impacts of Calcium Ions Substitution in Hydroxyapatite with Neodymium and Zinc on Biological Properties and Osteosarcoma Cells
The Impacts of Calcium Ions Substitution in Hydroxyapatite with Neodymium and Zinc on Biological Properties and Osteosarcoma Cells

Suha Q. AL-Shahrabalee; Hussein A. Jaber

Volume 40, Issue 12 , December 2022, Page 1650-1658

https://doi.org/10.30684/etj.2022.133915.1217

Abstract
  Hydroxyapatite (HA) is one of the important biomaterials in the medical field, especially in bone treatment, because of its biological properties close to human bone. A simple co-precipitation ...  Read More ...
Research Paper
Obstacle Avoidance and Path Planning of a Wheeled Mobile Robot Using Hybrid Algorithm
Obstacle Avoidance and Path Planning of a Wheeled Mobile Robot Using Hybrid Algorithm

Tahseen F. Abaas; Alaa H. Shabeeb

Volume 40, Issue 12 , December 2022, Page 1659-1670

https://doi.org/10.30684/etj.2022.132929.1154

Abstract
  In the mobile robot workplace, the path planning problem is crucial. Robotic systems employ intelligence algorithms to plan the robot's path from one point to another. This paper proposes ...  Read More ...
Research Paper
Evaluation of PCL Electrospun Scaffolds Concentration on Metformin Hydrochloride Release Ratio
Evaluation of PCL Electrospun Scaffolds Concentration on Metformin Hydrochloride Release Ratio

Saja A. Moosa; Akram R. Jabur; Emad S. Al-Hassani; Ahmed M. Al-Shammari

Volume 40, Issue 12 , December 2022, Page 1671-1682

https://doi.org/10.30684/etj.2021.131990.1079

Abstract
  The study investigates the effect of polycaprolactone (PCL) concentration on the metformin hydrochloride (MH) release ratio of electrospun nanofiber scaffolds. Blend and emulsion electrospinning ...  Read More ...
Research Paper
A Numerical Study of Friction Stir Welding for AA5754 Sheets to Evaluate Temperature Profile and Plastic Strain
A Numerical Study of Friction Stir Welding for AA5754 Sheets to Evaluate Temperature Profile and Plastic Strain

Mustafa M. Hadi; Mohanned M.H. AL-Khafaji; Akeel D. Subhi

Volume 40, Issue 12 , December 2022, Page 1683-1694

https://doi.org/10.30684/etj.2022.134304.1237

Abstract
  A full-dimensions 3-D numerical model based on the Lagrangian approach has been employed to predict the peak temperature and the plastic strain distribution in the FSW of (AA5754) joints ...  Read More ...
Research Paper
Improvement of Erosion Resistance of Aluminum- Copper Alloy Type 2024 by Plasma Nitriding
Improvement of Erosion Resistance of Aluminum- Copper Alloy Type 2024 by Plasma Nitriding

Mohammed H. Maseekh; Ali H. Ataiwi; Jamal J. Dawood

Volume 40, Issue 12 , December 2022, Page 1695-1701

https://doi.org/10.30684/etj.2021.131414.1034

Abstract
  To increase the erosion resistance of 2024 Al alloys, plasma nitriding surface treatment was used. Nitrogen and argon gases are injected into an evacuated chamber until the pressure ...  Read More ...
Research Paper
Investigating the Effect of Different Parameters on Physical Properties of Metakaolin-Based Geopolymers
Investigating the Effect of Different Parameters on Physical Properties of Metakaolin-Based Geopolymers

Ahmed J. Abed AL-Jabar; Hanna A. Al-Kaisy; Sarmad I. Ibrahim

Volume 40, Issue 12 , December 2022, Page 1702-1711

https://doi.org/10.30684/etj.2022.132691.1138

Abstract
  Recently, geopolymers have received widespread attention due to their ability to completely replace ordinary cement with better efficiency, lower cost, and less damage to the climatic ...  Read More ...
Research Paper
The Effect of Ceo2 Addition on Transformation Temperatures and Wear Resistance of Cu-Al-Ni Shape Memory Alloys
The Effect of Ceo2 Addition on Transformation Temperatures and Wear Resistance of Cu-Al-Ni Shape Memory Alloys

Dina F. Hammadi; Raad S. Ahmed Adnan; Mohammed A. Al-Sarraf

Volume 40, Issue 12 , December 2022, Page 1712-1722

https://doi.org/10.30684/etj.2022.132840.1144

Abstract
  SMAs can switch from one crystallographic structure to another in response to temperature or stress stimuli. When SMAs are exposed to mechanical cyclic stress, they can absorb and discharge ...  Read More ...
Research Paper
The Effect of Infill Pattern on Tensile Strength of PLA Material in Fused Deposition Modeling (FDM) Process
The Effect of Infill Pattern on Tensile Strength of PLA Material in Fused Deposition Modeling (FDM) Process

Maria F. Jasim; Tahseen F. Abbas; Abdullah F. Huayier

Volume 40, Issue 12 , December 2022, Page 1723-1730

https://doi.org/10.30684/etj.2021.131733.1054

Abstract
  Fused deposition modeling (FDM) is an additive manufacturing (AM) process often used to build geometrically complex prototypes and parts. It is becoming more popular since it improves ...  Read More ...
Research Paper
Effect of Adding MgO on Microstructure of Zirconia Toughened Alumina (ZTA) Composite for Medical Applications
Effect of Adding MgO on Microstructure of Zirconia Toughened Alumina (ZTA) Composite for Medical Applications

Alaa S. Taeh; Farhad M. Othman; Alla A. Abdul-Hameed

Volume 40, Issue 12 , December 2022, Page 1731-1743

https://doi.org/10.30684/etj.2022.134694.1245

Abstract
  Zirconia toughened alumina (Biolox delta) is a new-generation ceramic with four times the strength of alumina alone, used in artificial joints. The composite ZTA, consisting of 82 wt. ...  Read More ...
Research Paper
An Investigation on The Effect of Carbon Nanoparticles on The Properties of Carbon Brushes
An Investigation on The Effect of Carbon Nanoparticles on The Properties of Carbon Brushes

Ahmed A. Alasady; M. I. Mohammad; Suleyman Basturk Basturk

Volume 40, Issue 12 , December 2022, Page 1744-1756

https://doi.org/10.30684/etj.2022.135387.1270

Abstract
  The demand for carbon brushes with specific properties and improvements in production economics in recent years has led to increased interest in metal-graphite composites. Metal matrix ...  Read More ...
Research Paper
Nanocatalyst for the Degradation of Plastic Waste to Produce Paints
Nanocatalyst for the Degradation of Plastic Waste to Produce Paints

Shams N. Almutalabi; Mohammed Alzuhairi; F. A. Hashim

Volume 40, Issue 12 , December 2022, Page 1757-1764

https://doi.org/10.30684/etj.2022.132459.1118

Abstract
  Recycling consumed commercial polymers is considered a highly important issue that chemists and engineers must take care of to develop the proper recycling techniques. The main objective ...  Read More ...
Research Paper
Improving Fatigue Corrosion Resistance of Turbine Blades Using Laser Processing
Improving Fatigue Corrosion Resistance of Turbine Blades Using Laser Processing

Zaman A. Abdulwahab; Sami I. Jafar; Sami A. Ajeel

Volume 40, Issue 12 , December 2022, Page 1765-1774

https://doi.org/10.30684/etj.2022.134330.1235

Abstract
  The present paper investigates the nanomaterial coatings effect on turbine blades by laser processing. The present paper explores the impact of laser cladding parameters on the corrosion ...  Read More ...
Research Paper
Supplier Ranking in Dental Sector Using Integrated Fuzzy (AHP-TOPSIS)
Supplier Ranking in Dental Sector Using Integrated Fuzzy (AHP-TOPSIS)

Asma A. Mohammed Ali; AllaEldin H. Kassam

Volume 40, Issue 12 , December 2022, Page 1775-1782

https://doi.org/10.30684/etj.2022.135731.1287

Abstract
  Choosing a suitable supplier of materials and equipment in the healthcare sector is essential because it directly affects the patient's health and the organization's effectiveness and ...  Read More ...
Research Paper
Investigation of Compression and Hardness for UHMWPE Bio-composites as Internal Bone Plate Fixation
Investigation of Compression and Hardness for UHMWPE Bio-composites as Internal Bone Plate Fixation

Tamara R. Kadhim; Jawad K. Oleiwi; Qahtan A. Hamad

Volume 40, Issue 12 , December 2022, Page 1783-1794

https://doi.org/10.30684/etj.2022.135083.1258

Abstract
  Bone plates are essential for bone fracture healing because they modify the biomechanical microenvironment at the fracture site to provide the necessary mechanical fixation for fracture ...  Read More ...
Research Paper
Epoxy-Nanoceramic Composites for 5G Antennas
Epoxy-Nanoceramic Composites for 5G Antennas

Hasanain B. Altalebi; Alaa A. Atiyah; Saad B.H. Farid

Volume 40, Issue 12 , December 2022, Page 1795-1802

https://doi.org/10.30684/etj.2022.134894.1254

Abstract
  Epoxy–nanoceramic composites of BiVO4 (BVO), LaNbO4 (LNO), and Li6Mg7Ti3O16 (LMT) were prepared using the solvent mixing method. The ceramic nano-fillers volume fractions were ...  Read More ...