Research Paper
Study the Microstructure and Mechanical Properties of High Chromium White Cast Iron (HCWCI) under Different Martempering Quenching Mediums
Study the Microstructure and Mechanical Properties of High Chromium White Cast Iron (HCWCI) under Different Martempering Quenching Mediums

Ali H. Ataiwi; Zainab A. Betti

Volume 37, 4A , April 2019, Page 112-119

https://doi.org/10.30684/etj.37.4A.1

Abstract
  The aim of this study is to find an alternative quenching medium for the ordinary nitrate mixture that is cheaper and more available in Iraqi markets. So to obtain the suitable medium ...  Read More ...
Research Paper
Development the Physical Properties of Polymeric Blend (SR/ PMMA) by Adding various Types of Nanoparticles, Used for Maxillofacial Prosthesis Applications
Development the Physical Properties of Polymeric Blend (SR/ PMMA) by Adding various Types of Nanoparticles, Used for Maxillofacial Prosthesis Applications

Sihama I. Salih; Jawad K. Oleiwi; Hajir M. Ali

Volume 37, 4A , April 2019, Page 120-127

https://doi.org/10.30684/etj.37.4A.2

Abstract
  As maxillofacial defects increased due to cancer; it became necessary to select high-quality prosthetic materials in this field. Silicone rubber is widely used in damaged maxillofacial ...  Read More ...
Research Paper
Experimental Study of 3D printing Density Effect on the Mechanical Properties of the Carbon-Fiber and Polylactic Acid Specimens
Experimental Study of 3D printing Density Effect on the Mechanical Properties of the Carbon-Fiber and Polylactic Acid Specimens

Wafa A. Soud; Ihsan A. Baqer; Mohammed R. Ahmed

Volume 37, 4A , April 2019, Page 128-132

https://doi.org/10.30684/etj.37.4A.3

Abstract
  Two 3D printed materials (Polylactic Acid and Carbon fiber) with variable printing density have been investigated due to their practical uses in the engineering utilization. The effect ...  Read More ...
Research Paper
The Extraction of Alumina from Kaolin
The Extraction of Alumina from Kaolin

Alaa H. Ali; Mohammed H. AL-Taie; Ihab F. Ayoob

Volume 37, 4A , April 2019, Page 133-139

https://doi.org/10.30684/etj.37.4A.4

Abstract
  Alumina has wide industrial and technological applications that can be extracted from different locations, different methods and materials. Kaolin from Iraq Alduikhla astrologer has ...  Read More ...
Research Paper
Mapping LCLU Using Python Scripting
Mapping LCLU Using Python Scripting

Oday Z. Jasim; Khalid I. Hasoon; Noor E. Sadiqe

Volume 37, 4A , April 2019, Page 140-147

https://doi.org/10.30684/etj.37.4A.5

Abstract
  Land cover land use changes constantly with the time at local, regional, and global scales, therefore, remote sensing provides wide, and broad information for quantifying the location, ...  Read More ...