Research Paper
Performance of Geopolymer Concrete Exposed to Freezing and Thawing Cycles
Performance of Geopolymer Concrete Exposed to Freezing and Thawing Cycles

Mohammed H. Shamsa; Basil S. Al-Shathr; Tareq S. al-Attar

Volume 37, 3A , March 2019, Page 78-84

https://doi.org/10.30684/etj.37.3A.1

Abstract
  In this study, the effect of rapid freezing and thawing (ASTM C666 – procedure A) on three different types of Geopolymer concrete studied using three types of pozzolanic material: ...  Read More ...
Research Paper
Design of Double Notch Band Half-Elliptical Shape Reconfigurable Antenna for UWB Applications
Design of Double Notch Band Half-Elliptical Shape Reconfigurable Antenna for UWB Applications

Haydar M. Al-Tamimi; Salah M. O.

Volume 37, 3A , March 2019, Page 85-89

https://doi.org/10.30684/etj.37.3A.2

Abstract
  A compact ultra-wideband (UWB) reconfigurable antenna with dual band-notched properties is presented in this paper. The dual notch band half – elliptical reconfigurable antenna ...  Read More ...
Research Paper
A Survey on Deceptive Detection Systems and Technologies
A Survey on Deceptive Detection Systems and Technologies

Harith H. Thannoon; Wissam H. Ali; Ivan A. Hashim

Volume 37, 3A , March 2019, Page 90-95

https://doi.org/10.30684/etj.37.3A.3

Abstract
  There are many types of indicators that have been proven to be useful clues for deceptive detection techniques, and most of this indicators that have been presented and proven by psychology ...  Read More ...
Research Paper
Analysing Some Mechanical Properties of Cinnamon Powder Reinforced with Polymeric Materials Used in Dental Application
Analysing Some Mechanical Properties of Cinnamon Powder Reinforced with Polymeric Materials Used in Dental Application

Ahamed M. AlGhabban; Reem A. Mohammed; Jumaah R. Mahmood

Volume 37, 3A , March 2019, Page 96-105

https://doi.org/10.30684/etj.37.3A.4

Abstract
  In the dentures industry, materials must be chosen to have good mechanical properties in order to resist the conditions that may occur in the mouth. A study was conducted to assess ...  Read More ...
Research Paper
Design of n-Bit Adder without Applying Binary to Quaternary Conversion
Design of n-Bit Adder without Applying Binary to Quaternary Conversion

Walaa MH. Khalaf; Dhafer Zaghar; Kadhum Al-majdi

Volume 37, 3A , March 2019, Page 106-111

https://doi.org/10.30684/etj.37.3A.5

Abstract
  Microprocessor has been considered as most important part in ICs manufacturing and making progress since more than 50 years, so increasing microprocessor speed is paid attention in ...  Read More ...