Research Paper
Improvement of Harris Algorithm Based on Gaussian Scale Space
Improvement of Harris Algorithm Based on Gaussian Scale Space

Abdul Amir A. Karim; Rafal A. Sameer

Volume 37, 1B , April 2019, Page 1-5

https://doi.org/10.30684/etj.37.1B.1

Abstract
  Features is the description of the image contents which could be corner, blob or edge. Corners are one of the most important feature to describe image, therefore there are many algorithms ...  Read More ...
Research Paper
Synthesis, Characterization and Antibacterial activities of Uracil and Uracil–Oxalate Complexes with Cr(III) and Fe(III)
Synthesis, Characterization and Antibacterial activities of Uracil and Uracil–Oxalate Complexes with Cr(III) and Fe(III)

Shatha M.H. Obaid

Volume 37, 1B , April 2019, Page 6-16

https://doi.org/10.30684/etj.37.1B.2

Abstract
  New complexes of the some trivalent transition metal ions of the uracil such as [M(Ura)3Cl3] and mixed ligand metal complexes with uracil and oxalic acid [M(Ura)2(OA)(OH2)Cl].H2O type, ...  Read More ...
Research Paper
Morphological and Optical Properties of Porous Silicon
Morphological and Optical Properties of Porous Silicon

Mohammed S. Mohammed; Ruqaya A. Shlaga

Volume 37, 1B , April 2019, Page 17-20

https://doi.org/10.30684/etj.37.1B.3

Abstract
  In this work photo-electrochemical etching was used to synthesize uniform and non-uniform macro porous silicon from n-type with orientation (100). Specimens were anodized in a sol of ...  Read More ...
Research Paper
Preparation and Study the Structure of Pure and Impure Barium Titanate with Zr4+ Ion
Preparation and Study the Structure of Pure and Impure Barium Titanate with Zr4+ Ion

Mojahid M. Najim; Wasan A. Hekmat

Volume 37, 1B , April 2019, Page 21-24

https://doi.org/10.30684/etj.37.1B.4

Abstract
  In this research, pure and impure barium titanate with Zr4+ ion with two molar ratios x= (5, 10) % have been synthesized by solid-state reaction technique. The powders calculations ...  Read More ...
Research Paper
Properties of Fuzzy Closed Linear Operator
Properties of Fuzzy Closed Linear Operator

Jehad R. Kider; Noor A. Kadhum

Volume 37, 1B , April 2019, Page 25-31

https://doi.org/10.30684/etj.37.1B.5

Abstract
  In this paper we recall the definition of fuzzy norm of a fuzzy bounded linear operator and the fuzzy convergence of sequence of fuzzy bounded linear operators in order to prove the ...  Read More ...