Study the Effect of Laser Wavelength on ZnO Nanoparticle Characteristics Synthesized by Pulse Laser Ablation as an Antibacterial Application
Study the Effect of Laser Wavelength on ZnO Nanoparticle Characteristics Synthesized by Pulse Laser Ablation as an Antibacterial Application

Hadeel J. Imran; Kadhim A. Hubeatir; Kadhim A. Aadim

Volume 40, Issue 10 , October 2022, , Page 1307-1317

https://doi.org/10.30684/etj.2022.134261.1232

Abstract
  In recent years, biologists, chemists, materials scientists, and engineers have become interested in Nano-sized particles because of their unique properties. In this paper, ZnO nanoparticles ...  Read More ...
Effect of Laser Surface Melting on Chromium Carbide of 304 Stainless Steels
Effect of Laser Surface Melting on Chromium Carbide of 304 Stainless Steels

Sami I. Jafar; Mohammad J. Kadhim; Sameer K. Faayadh

Volume 36, 3A , March 2018, , Page 344-349

https://doi.org/10.30684/etj.36.3A.14

Abstract
  In the present study, the effects of laser surface melting (LSM) on chromium carbide of heat treated (AISI 304) austenitic stainless steels (ASS) was studied with the aim to suppress ...  Read More ...
Design and Implementation of an Interface Unit Communicated by a Laser System Within Wireless Sensor Network
Design and Implementation of an Interface Unit Communicated by a Laser System Within Wireless Sensor Network

Hanan A. R. Akkar; Aied K. AL-Samarrie; Azzad Bader Saeed

Volume 34, 13A , December 2016, , Page 2507-2517

https://doi.org/10.30684/etj.34.13A.13

Abstract
  In this paper, an interface unit had been designed and implemented for a wireless sensor network, which used for adapting the sensor output with input of the artificial intelligent ...  Read More ...
Dynamic Buckling Behavior for 304 Stainless Steel Columns Using Electrical LASER Alarm System
Dynamic Buckling Behavior for 304 Stainless Steel Columns Using Electrical LASER Alarm System

Hussain Jasim Al-Alkawi; Ekbal Hussain Ali; Firas Ali Jasim Al-Mahaweeli

Volume 34, 11A , November 2016, , Page 2036-2046

https://doi.org/10.30684/etj.34.11A.10

Abstract
  The paper summarized some experimental main results of dynamic buckling under increasing compression load. The buckling behavior of 304 stainless steel was investigated using Euler ...  Read More ...
Smart Hunting Cage for Predatory Animals and Moving Bait for Zoology Researches
Smart Hunting Cage for Predatory Animals and Moving Bait for Zoology Researches

Mohammed Ehsan Safi

Volume 34, 2A , February 2016, , Page 386-392

https://doi.org/10.30684/etj.2016.112638

Abstract
  This paper presented an approach to design and implement a control scheme for hunting cages of predatory animals without hurting for scientific researchers or animals. In this paper, ...  Read More ...
An Investigation of Germanium Properties Prepared by Laser Ablation in Liquid
An Investigation of Germanium Properties Prepared by Laser Ablation in Liquid

Iman H. Hadi

Volume 33, 8B , October 2015, , Page 1467-1472

https://doi.org/10.30684/etj.2015.116741

Abstract
  In this work, fabrication and characterization of germanium (Ge) NP is presented. The germanium particles were prepared by pulsed laser ablation in liquid technique (PLAL) at different ...  Read More ...
Innovative Technique for Meeting Laser Tracking Criteria at Near and Far Ranges
Innovative Technique for Meeting Laser Tracking Criteria at Near and Far Ranges

Nahla A. AL Jabbar; Hisham A. Maliek; Dhafir Aziz Dhadir

Volume 33, 5B , June 2015, , Page 932-937

https://doi.org/10.30684/etj.33.5B.17

Abstract
  Designing Laser Detection and Tracking System (LDTS) needs meeting some certain requirements, one of these requirements is meeting tracking criteria for quadrant photodetector (QPD) ...  Read More ...
Study effect of using electric field and low pressure on laser drilling process
Study effect of using electric field and low pressure on laser drilling process

Zainab Nasir. Jamil

Volume 27, Issue 4 , March 2009, , Page 144-156

https://doi.org/10.30684/etj.27.4.14

Abstract
  In this work, the effect of electric field at low pressure (10-2m bar) on laser drillingprocess has been studied for Stainless-Steel type (304) and brasses.Nd: YAG pulsed laser (1.06μm) ...  Read More ...
Second Order Dispersion In The Interferometer's Optical Elements For Quantum Cryptography (QC) System
Second Order Dispersion In The Interferometer's Optical Elements For Quantum Cryptography (QC) System

Duha S. Ahmed; Ahlam L. huraiji; Ali K. Abdul-Fattah; Adawiya J. Haider

Volume 27, Issue 4 , March 2009, , Page 654-662

https://doi.org/10.30684/etj.27.4.3

Abstract
  In this study, we have studied the entangled photon source and how the coincidentcount rate and visibility could be affected by the optical elements of the system setup. Theprofile ...  Read More ...
A Study On The Effect of Using Various Reflectivities of Output Couplers on CW Carbon Dioxide Laser Performance
A Study On The Effect of Using Various Reflectivities of Output Couplers on CW Carbon Dioxide Laser Performance
Volume 25, Issue 10 , December 2007, , Page 333-336

https://doi.org/10.30684/etj.25.10.10

Abstract
  A practical study has been carried out on axial flow CW CO2 laser bychanging the output coupler with a wide range of reflectivities. ZnSe mirrorswere used in various reflectivities ...  Read More ...