Cold sintering process of hydroxyapatite derived from natural bone and co-precipitation method: a comparative study
Cold sintering process of hydroxyapatite derived from natural bone and co-precipitation method: a comparative study

Hawraa O. Abbas; Hanaa A. Smeig; Zuhair J. Abdul Ameer

Articles in Press, Corrected Proof, Available Online from 07 January 2024

https://doi.org/10.30684/etj.2023.143947.1617

Abstract
  This study uses a novel sintering technique at very low temperatures (below 300°C) named the Cold Sintering Process to produce highly dense Hydroxyapatite (HA) samples. Nano hydroxyapatite ...  Read More ...
Microwave dielectric properties of Zn1-xCuxWO4 (x= 0, 0.03)/Polymer Composites
Microwave dielectric properties of Zn1-xCuxWO4 (x= 0, 0.03)/Polymer Composites

Lamees S. Faeq; saad B. Farid; Fadhel A. Hashim

Articles in Press, Corrected Proof, Available Online from 10 January 2024

https://doi.org/10.30684/etj.2023.143514.1590

Abstract
  The rapid growth in wireless telecommunication systems has spurred a strong interest in lightweight, compact, and cost-effective materials. One promising solution for achieving these ...  Read More ...
Experimental and optimization study of powder metallurgy process parameters of magnesium base AZ31 alloy using taguchi method
Experimental and optimization study of powder metallurgy process parameters of magnesium base AZ31 alloy using taguchi method

Basma F. Sultan; Muna K. Abbass; Jawdat A. Yagoob; Yang Y. Guo

Articles in Press, Corrected Proof, Available Online from 28 January 2024

https://doi.org/10.30684/etj.2023.142510.1539

Abstract
  Powder metallurgy (PM) is a highly effective re-processing method mostly used for magnesium-base alloys, especially in high-performance Mg alloys. In the present work, the experimental ...  Read More ...
Effect of carbonization on the mechanical properties of mild steel utilizing oak charcoal as a carbon source
Effect of carbonization on the mechanical properties of mild steel utilizing oak charcoal as a carbon source

Omer S. Mahmood

Articles in Press, Corrected Proof, Available Online from 29 February 2024

https://doi.org/10.30684/etj.2024.144383.1630

Abstract
  Carburizing is a process that improves the mechanical properties of low-carbon steel, particularly its surface hardness. Introducing carbon into the steel's surface enhances the creation ...  Read More ...
Innovative self-healing concrete using polycarboxylate ether: a fused deposition modeling approach with 3D-printed polylactic acid vascular networks
Innovative self-healing concrete using polycarboxylate ether: a fused deposition modeling approach with 3D-printed polylactic acid vascular networks

Noor A. Hameed; Alaa A. Abdul-Hamead; Farhad M. Othman

Articles in Press, Corrected Proof, Available Online from 26 March 2024

https://doi.org/10.30684/etj.2024.145499.1655

Abstract
  Concrete's fracture susceptibility is due to its limited tensile strength, which can lead to cracks. Steel reinforcement is added to designated areas to address this issue, but minuscule ...  Read More ...
Optimization of mechanical and biocompatible properties of ZnOs-fiber membranes
Optimization of mechanical and biocompatible properties of ZnOs-fiber membranes

Dalia M. Jomaa; Abbas Kh. Hussein; Jamal J. Dawood

Articles in Press, Corrected Proof, Available Online from 07 April 2024

https://doi.org/10.30684/etj.2024.145042.1650

Abstract
  This study uses electro-spinning techniques to create a poly(vinyl alcohol)-chitosan-zinc oxide nanoparticles (PVA+CS)+ZnO NPs system in three concentrations of ZnO for application ...  Read More ...
Effect of MXene Ti3C2 on the PVDF ultrafiltration membrane properties and performance
Effect of MXene Ti3C2 on the PVDF ultrafiltration membrane properties and performance

Tamara W. Abood; Kadium M. Shabeeb; Aseel B. Alzubaydi; Qusay F Alsalhy; Pei S. Goh; Ahmad F. Ismail; Adel Zrelli

Articles in Press, Corrected Proof, Available Online from 16 April 2024

https://doi.org/10.30684/etj.2024.145778.1663

Abstract
  The problem of membrane fouling remains a significant concern in ultrafiltration, a commonly employed method in water treatment due to its high efficacy and minimal energy consumption. ...  Read More ...
MXene (Ti C Tx) based nanosheet photocatalysts for water remediation: challenges and recent developments
MXene (Ti C Tx) based nanosheet photocatalysts for water remediation: challenges and recent developments

Hadeel A. Abbas; Khalid K. Abbas; Ahmed M. Al-Ghaban

Articles in Press, Corrected Proof, Available Online from 18 March 2024

https://doi.org/10.30684/etj.2024.146505.1683

Abstract
  Two-dimensional nano structural compounds are attracting the focus of researchers worldwide. The need to treat wastewater and prevent the release of hazardous substances into the environment ...  Read More ...
The Influence of the Inclusion of Nano Ceramic Particles on the PMMA Composite Properties for Biomaterials Applications
The Influence of the Inclusion of Nano Ceramic Particles on the PMMA Composite Properties for Biomaterials Applications

Aya A. Shahir; Aseel B. Al.Zubaidi; Wafaa M. Salih

Volume 41, Issue 12 , December 2023, , Page 1442-1455

https://doi.org/10.30684/etj.2023.137637.1363

Abstract
  This study examines the effects of reinforcing PMMA acrylic resin with different Nanoparticle types: Silica (SiO2) (67.8nm), Titania (TiO2) (57.3nm), and Talc powders (TP) (80.1nm). ...  Read More ...
Study of Physical Properties of Biocomposite Based on the Polymer Blends Used for Denture Base Applications
Study of Physical Properties of Biocomposite Based on the Polymer Blends Used for Denture Base Applications

Wassan S. Hussain; Jawad K. Oleiwi; Qahtan A. Hamad

Volume 41, Issue 12 , December 2023, , Page 1474-1487

https://doi.org/10.30684/etj.2023.141437.1496

Abstract
  In this study, two different types of polymers—Polyamide (PA) type (6) and Polyvinylpyrrolidone (PVP) type (K30), each added separately with a different weight fraction (0%, 2%, ...  Read More ...
The Effect of Calcium Carbonate-Nanoparticle on the Mechanical and Thermal Properties of Polymers Utilizing Different Types of Mixing and Surface Pre-Treatment: A Review Paper
The Effect of Calcium Carbonate-Nanoparticle on the Mechanical and Thermal Properties of Polymers Utilizing Different Types of Mixing and Surface Pre-Treatment: A Review Paper

Nashwan Q. Mahmood; Mohammed Hikmat

Volume 41, Issue 12 , December 2023, , Page 1497-1515

https://doi.org/10.30684/etj.2023.142219.1523

Abstract
  The effect of calcium carbonate nanoparticles (CaCO3) on the mechanical and thermal properties of various polymers was investigated in this review. The results were compared to scholarly ...  Read More ...
Martensitic Stainless Steel Brazing by Using Ag-Cu- Ti as Active Filler Metal Alloys
Martensitic Stainless Steel Brazing by Using Ag-Cu- Ti as Active Filler Metal Alloys

Salemah A. Muhammed; Fadhel A. Hashim; Ayad K. Hassan

Volume 41, Issue 6 , June 2023, , Page 771-778

https://doi.org/10.30684/etj.2023.136810.1325

Abstract
  Brazing fillers for joining applications are essential to advanced material design and fabrication. Several types of brazing fillers have been developed in recent decades to join similar ...  Read More ...
Effect of Cordierite Additions on Mechanical Properties of Hydroxyapatite Used in Medical Applications
Effect of Cordierite Additions on Mechanical Properties of Hydroxyapatite Used in Medical Applications

Zainab J. Kadhim; Fatima J. Mohammed; Emad S. Al-hassani

Volume 41, Issue 6 , June 2023, , Page 807-821

https://doi.org/10.30684/etj.2023.138142.1375

Abstract
  In this study, a novel bioceramic material with improved mechanical properties was prepared to be consentient with the mechanical requirements of living bodies. Cordierite was synthesized ...  Read More ...
Parametric Study of PEKK Based Fiber Metal Laminates Used in Aerospace Applications
Parametric Study of PEKK Based Fiber Metal Laminates Used in Aerospace Applications

Nassier A. Nassir; R. S. Birch; A. K. Haldar

Volume 41, Issue 6 , June 2023, , Page 822-835

https://doi.org/10.30684/etj.2023.139472.1431

Abstract
  Numerical analyses offer a cost-effective and efficient alternative to experimental investigations, and Finite Element (FE) models have become a popular tool to simulate the behavior ...  Read More ...
Deposition of GdSmTi Coating for Corrosion Control of SS 316L in Bio-Field
Deposition of GdSmTi Coating for Corrosion Control of SS 316L in Bio-Field

Shaimaa A. Naser; Rana A. Anaee; Hussein A. Jaber

Volume 41, Issue 6 , June 2023, , Page 836-844

https://doi.org/10.30684/etj.2023.138741.1404

Abstract
  The corporation of rare earth metals (lanthanides series) with other metals gives good properties in different fields, such as protecting the metallic surface from corrosion risk. In ...  Read More ...
Promote Osseointegration Through Surface Functionalization of Ti-Zr Alloy by Nano Composite Fiber
Promote Osseointegration Through Surface Functionalization of Ti-Zr Alloy by Nano Composite Fiber

Amjed Al-khateeb; Emad S. Al-Hassani; Akram R. Jabur; Suriani Binti Abu Bakar

Volume 41, Issue 6 , June 2023, , Page 845-859

https://doi.org/10.30684/etj.2023.138439.1395

Abstract
   Using bioactive and biocompatible coatings to biofunctionalized metallic implant surfaces for enhanced bone regeneration while resisting bacterial infection has attracted materials ...  Read More ...
Oxidation Behavior of Inconel 625 Alloy through Aliminide Diffusion Method Using Y2O3 and ZrO2 Nanoparticles
Oxidation Behavior of Inconel 625 Alloy through Aliminide Diffusion Method Using Y2O3 and ZrO2 Nanoparticles

Mustafa N. Jawhar; Muna K. Abbass; Israa A. Aziz; Fuad Khoshnaw

Volume 41, Issue 6 , June 2023, , Page 860-869

https://doi.org/10.30684/etj.2023.137494.1351

Abstract
  The pack cementation process was used to create a type of Y2O3+ZrO2 doped Cr-Co-modified aluminide coating that takes advantage of the synergistic effects of nano Y2O3 and ZrO2 particles. ...  Read More ...
Applying Nanocomposite Coatings to Improve Orthopedic Alloys by Using Multiple Flame Spray
Applying Nanocomposite Coatings to Improve Orthopedic Alloys by Using Multiple Flame Spray

Shahad A. Jabbar; Niveen J. Abdulkader; Payman S. Ahmed

Volume 41, Issue 6 , June 2023, , Page 870-885

https://doi.org/10.30684/etj.2023.138886.1410

Abstract
  Due to their excellent mechanical and biocompatibility characteristics, CoCr-based alloys are frequently employed in orthopaedic implant applications. It is necessary to maximize their ...  Read More ...
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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
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 ...