Synthesis of Porous Silicon by Electrochemical Etching for Gas Sensor Application
Synthesis of Porous Silicon by Electrochemical Etching for Gas Sensor Application

Duha H. Jwied; Uday M. Nayef; Falah AH Mutlak

Volume 40, Issue 4 , April 2022, , Page 555-562

https://doi.org/10.30684/etj.v40i4.2064

Abstract
  In the present study, the layers of porous Silicon (PS) have been produced from the p-type Silicon with a (100) orientation using the approach of electrochemical etching. The samples ...  Read More ...
Intelligent Modeling of Metal Oxide Gas Sensor
Intelligent Modeling of Metal Oxide Gas Sensor

Omar F. Lutfy; Alaa A. Abdul-Hamead

Volume 36, 7A , July 2018, , Page 777-783

https://doi.org/10.30684/etj.36.7A.10

Abstract
  Due to the complexity of the gas detection process, traditional modeling techniques cannot provide accurate modeling performance to reproduce the behavior of this difficult process. ...  Read More ...
Manufacturing of Bi-functional Nano-sensor of Nobel Metal for Hydrocarbon Gas Detection in Petroleum Sector Using Pulse Laser Deposition Technique
Manufacturing of Bi-functional Nano-sensor of Nobel Metal for Hydrocarbon Gas Detection in Petroleum Sector Using Pulse Laser Deposition Technique

K.A. Sukkar; S.M. Kadhim; A.S. Falih

Volume 35, 8A , August 2017, , Page 864-871

https://doi.org/10.30684/etj.35.8A.13

Abstract
  In the present investigation bi-functional nano-gas-sensor was manufactured from two types of metals: ZnO metal oxide and Pt noble metal. The nano-gas-sensors were designed for monitoring ...  Read More ...
Development of NO2 gas sensor using Sn-doped ITO nanoparticles prepared by Sol-Gel method
Development of NO2 gas sensor using Sn-doped ITO nanoparticles prepared by Sol-Gel method

Saryia D. Al-ALgawi; Rashed T. Rasheed; Sahar Zeyad Tareq

Volume 33, 6B , July 2015, , Page 984-993

https://doi.org/10.30684/etj.2015.116253

Abstract
  In this work In2O3 and Sn-doped ITO nanoparticles were prepared by sol-gel method and deposited on quartz substrate by dip coating technique at different doping concentration of (5, ...  Read More ...
Hydrogen Gas Sensor of ZnO Doping with CuO/PS Nanocomposite
Hydrogen Gas Sensor of ZnO Doping with CuO/PS Nanocomposite

Isam M. Ibrahim; Shahad I.sharhan; Fuad T.ibrahim

Volume 33, 6B , July 2015, , Page 1093-1101

https://doi.org/10.30684/etj.2015.116477

Abstract
  Pulse laser deposition was used in this research by Nd:YAG laser with (λ=1064 nm average frequency 6 Hz and pulls duration 10 nm) to deposit an adopedZnO thin films with 0.02CuO ...  Read More ...
Study of ZnO, SnO2 and Compounds ZTO Structures Synthesized for Gas-Detection
Study of ZnO, SnO2 and Compounds ZTO Structures Synthesized for Gas-Detection

Farhad M. Othman; Alaa A. Abdul-Hamead; Alaa S. Taeeh

Volume 33, 6A , June 2015, , Page 1328-1340

https://doi.org/10.30684/etj.33.6A.4

Abstract
  Semiconductor-based metal oxide gas detector of five mixed Z:S from zinc chloride salt (0,25,50,75,100%) ratios with tin chloride salt, were fabricated on glass substrate by a spray ...  Read More ...
Physical Properties of Indium Tin Oxide (ITO) Nanopartical Thin Films Used as Gas Sensor
Physical Properties of Indium Tin Oxide (ITO) Nanopartical Thin Films Used as Gas Sensor

Saryia D.M AL-Algawi; Selma M.H Al-Jawad; Noor M. Saadoon

Volume 33, 1B , January 2015, , Page 141-151

https://doi.org/10.30684/etj.33.1B.15

Abstract
  ITO/ Si gas sensor was fabricated by an efficient and size – controlled by using DC-Sputtering technique suitable for large deposition area and high quality thin films. Structural, ...  Read More ...
Fabrication and Characterization of ZnO Gas Sensor
Fabrication and Characterization of ZnO Gas Sensor

Alaa A. Abdul-Hamead; Farhad M. Osman; Alaa S. Taeeh

Volume 32, Issue 9 , September 2014, , Page 2303-2312

https://doi.org/10.30684/etj.32.9A16

Abstract
  In this paper thin films of zinc oxide ZnO was prepared by spray pyrolyess method with thickness were about ( 0.1 ±0.05 µm) on n-type silicon substrates at different deposition ...  Read More ...
Effect of Substrate Temperature on Nanostructure Titanium Dioxide Thin Films Prepared By PLD
Effect of Substrate Temperature on Nanostructure Titanium Dioxide Thin Films Prepared By PLD

Khaled Z.Yahya; Adawiya J. Haider; Heba Salam Tarek; Raad M. S. Al-Haddad

Volume 32, 3B , March 2014, , Page 434-443

https://doi.org/10.30684/etj.32.3B.6

Abstract
  In this work, a double frequency Q-switching Nd:YAG laser beam (λ=532nm, laser fluence 1.2 J/cm2 ,repetition rate 10 Hz and the pulse duration 7ns) has been used, to deposit ...  Read More ...
Study of Some Properties of SnO2 Thin Film
Study of Some Properties of SnO2 Thin Film

Alaa A. Abdul-Hamead

Volume 31, Issue 12 , August 2013, , Page 2292-2298

https://doi.org/10.30684/etj.31.12A.7

Abstract
  In this paper thin films of Tin oxide SnO2 was prepared by spray pyrolyess method on glass and pure silicon substrates at deposition temperature(300,400,500) Cᵒ, from Tin chloride ...  Read More ...
Study on the Effect of Annealing on Structural and SensingProperties of CdO Thin Films for (CO2 ,H2S) Gases
Study on the Effect of Annealing on Structural and SensingProperties of CdO Thin Films for (CO2 ,H2S) Gases

Hayder Mohammed Ajeel; Shatha Shammon Batros; Ashwaq Abdul Hussin Jabor; Karamh Abd Ali

Volume 30, Issue 19 , November 2012, , Page 3410-3420

https://doi.org/10.30684/etj.30.19.10

Abstract
  Cadmium oxide (CdO) thin films have been deposited by Successive Ionic Layer Adsorption and Reaction (SILAR) method by using cadmium acetate at concentration 0.03 M and based solution ...  Read More ...
Organic Vapors Sensor Based on Dangling Bonds of Porous Silicon
Organic Vapors Sensor Based on Dangling Bonds of Porous Silicon

Alwan M. Alwan

Volume 25, Issue 8 , October 2007, , Page 1023-1027

https://doi.org/10.30684/etj.25.8.10

Abstract
  In this paper, a porous silicon (PS) layer is investigated as a sensing materialto detect the organic vapors with low concentration. The structure of theprepared sensor consists of ...  Read More ...