Applied Physics
Enhancing Gas Sensing Performance through Laser Ablation Characterization of Silver@Gold Bimetallic Nanoparticles

Yasamen H. Khadim; Uday M. Nayef; Falah A-H. Mutlak

Volume 4, Issue 1 , February 2024, , Page 9-18

https://doi.org/10.53293/jasn.2023.7137.1252

Abstract
  This investigation analyzes the impact of a laser pulse energy set at 700 millijoules per pulse on silver, gold, and silver@gold nanoparticles deposited onto porous silicon (PS). Our primary objective is to discern optimal conditions by comprehensively evaluating their influence on structural, electrical, ...  Read More ...

Applied Physics
A Review on the Kesterite Cu2ZnSnS4 Prepared by Solvo/ Hydrothermal Method

Nabaa H. Allawi; Selma M. H. Al-Jawad

Volume 4, Issue 1 , February 2024, , Page 19-42

https://doi.org/10.53293/jasn.2024.7099.1244

Abstract
  Cu2ZnSnS4 (CZTS) is a promising material for use in solar cells. The distinctive characteristics of this substance include its abundance on earth, low cost, non-toxicity, high absorption coefficient, p-type conductivity, and ideal band gap. CZTS has a stannite (ST) and kesterite (KS) crystal structure. ...  Read More ...

Applied Physics
Characterization of Prepared Polyaniline Nanofibers Based on a Hydrothermal Variation of Aniline Concentration

Sura R. Mohammed; Mukhlis M. Ismail; Isam M. Ibrahim

Volume 3, Issue 3 , September 2023, , Page 37-46

https://doi.org/10.53293/jasn.2023.6439.1204

Abstract
  Polyaniline nanofibers (PAni-NFs) have been synthesized under various concentrations (0.12, 0.16, and 0.2 g/l) of aniline and different times (2h and 3 h) by hydrothermal method at 90°C. Was conducted with the use of X-ray diffraction (XRD), Fourier Transform Infrared spectra (FTIR), Ultraviolet-Visible ...  Read More ...

Applied Physics
A Review of Structure, Properties, and Chemical Synthesis of Magnetite Nanoparticles

Nwar A. Yousif; Selma M. Al-Jawad; Ali A. Taha; Haralambos Stamatis

Volume 3, Issue 2 , June 2023, , Page 18-31

https://doi.org/10.53293/jasn.2022.5179.1178

Abstract
  Extensive studies were devoted to iron oxide nanoparticles (IONPs), in recent years. Iron oxides are chemical compounds that have various polymorphic forms, including maghemite (γ-Fe2O3), magnetite (Fe3O4), and Hematite (α-Fe2O3). Among them, the most important studied is magnetite (Fe3O4) ...  Read More ...

Applied Physics
Effect of Reinforcing PMMA Denture Base Material by Stainless Steel 316L Wires on Flexural Strength

Sarmad A. Ibrahim; Sadeq H. Lafta; Wafaa A. Hussain

Volume 3, Issue 2 , June 2023, , Page 51-58

https://doi.org/10.53293/jasn.2022.5487.1189

Abstract
  A stainless steel 316L (SS316L) wires reinforcing heat cure PMMA matrix samples were prepared for dentures applications. Mechanical scratching and electrochemical anodizing for PMMA denture base supported by wires of SS316L were used as straightforward and low-cost outside layer pretreatments. The two ...  Read More ...

Applied Physics
Photoluminescence of Solid Solutions GaS1-xx0.1аt% (x=0.10) Irradiated with γ-Quanta

Teymur B. Taghiyev

Volume 3, Issue 2 , June 2023, , Page 70-74

https://doi.org/10.53293/jasn.2023.6700.1206

Abstract
  The study investigated the photoluminescent properties of undoped and rare-earth element erbium - doped solid solutions GaS1-xSex0.1аt% irradiated with gamma-quanta. Erbium doping reduces the photoluminescence intensity in solid solutions. After irradiation Dg= 300-1000Gy, the photoluminescence intensity ...  Read More ...

Applied Physics
Microstructure Investigation of Activated Carbon Prepared from Potato Peel

Ammar Mukhlif Jasim; Nathera Abass Ali

Volume 3, Issue 2 , June 2023, , Page 75-86

https://doi.org/10.53293/jasn.2023.5760.1196

Abstract
  This research investigates how activated carbon (AC) was synthesized from potato peel waste (PPW). Different ACs were synthesized under the atmosphere's conditions during carbonation via two activation methods: first, chemical activation, and second, carbon dioxide-physical activation. The influence ...  Read More ...

Applied Physics
A New Technique for Measuring Laser Pulse Energy Using PZT/SiO2

Mariam Mohamed Abud; Mohanad Mousa Azzawi; Hawazen Fadhil Alnaqeeb

Volume 3, Issue 2 , June 2023, , Page 87-96

https://doi.org/10.53293/jasn.2023.6122.1197

Abstract
  This paper presents a novel laser pulse energy measurement method based on photoacoustic converters. The concept of paper design and built energy meters using PZT as three specimens have a diameter of (20, 24, and 25) mm, and coating SiO2 was chosen in this test because it has special properties, is ...  Read More ...

Applied Physics
Study of the Properties of YBCO Superconductor Compound in Various Preparation Methods: A Short Review

Amir A. Abdul Hussein; Adi M. Abdul Hussein; Noor A. Hasan

Volume 3, Issue 1 , March 2023, , Page 65-79

https://doi.org/10.53293/jasn.2022.4867.1156

Abstract
  Superconductors have entered into many applications and advanced technological fields, due to their excellent properties identified by zero resistance and expelling the magnetic field applied to them. Superconductivity is a viable technology to prevent energy losses contributed by electrical resistivity. ...  Read More ...

Applied Physics
Effect of Atmospheric Conditions on Ultraviolet Photoconductivity of Zinc Oxide Nanoparticles

Mohammed A. Ibrahem; Emanuele Verrelli; Khue T. Lai; Fei Cheng; Mary O’Neill

Volume 3, Issue 1 , March 2023, , Page 115-123

https://doi.org/10.53293/jasn.2022.5000.1169

Abstract
  ZnO nanoparticles have gained considerable interest lately due to their remarkable optical and electrical properties, which enable them to have the potential to be the next generation of transparent semiconductors. However, interactions with atmospheric water and surface carbonates limited and seriously ...  Read More ...

Applied Physics
Modal Analysis for Single-Mode Waveguides of Silicon on Sapphire (SOS) at Infrared Region Using Finite Element Method (FEM)

Yadgar Hussein Shwan

Volume 2, Issue 3 , September 2022, , Page 10-17

https://doi.org/10.53293/jasn.2022.4357.1103

Abstract
  One of the recommended platforms for waveguide generation in the infrared region is silicon-on-sapphire (SOS). This paper proposes a modal of the optical waveguide of silicon on a sapphire from  ), using FEM (finite-element method) solver simulation performed by FDTD [finite-different-time-domain]. ...  Read More ...

Applied Physics
Characterization of Superconductor Materials Doped with Nanoparticles on Their Properties: Review Article

Hanan H. Kadhim; Noor Hasan; Adawiya J. Haider

Volume 2, Issue 3 , September 2022, , Page 18-36

https://doi.org/10.53293/jasn.2022.4435.1109

Abstract
  Revolutionary developments have been started in the field of superconductors since their discovery. High-temperature superconductors have been a focus of attention in advanced technology for many scientists because of their potential applications. Therefore, many changes are made in the products that ...  Read More ...

Applied Physics
Synthesis of Au:TiO2 Nanoparticles via Laser Ablation in Liquid Deposited on Porous-Si for Improved Spectral Responsivity

Eman M. Suliman; Uday M. Nayef; Falah A. Mutlak

Volume 2, Issue 3 , September 2022, , Page 147-156

https://doi.org/10.53293/jasn.2022.4558.1125

Abstract
  In this study, Au:TiO2 nanoparticles (NPs) are prepared by using the laser ablation method in liquid at different laser energies (600, 800, and1000 mJ). After that, Au: TiO2 NPs were deposited on porous-Si(PS). Porous silicon (PS) is synthesized by using the photo-electrochemical etching (PECE) of n-type ...  Read More ...

Applied Physics
Preparation and Characterization of PANI/PVA Blends as Electrolyte Materials

Doaa Akram; Nahida Hameed

Volume 2, Issue 2 , June 2022, , Page 38-46

https://doi.org/10.53293/jasn.2022.4124.1073

Abstract
  This work presents a detailed study on the preparation and performance of polyaniline (PANI)/Polyvinyl alcohol (PVA) blend. The blends are prepared by the casting method at different weight ratios (1, 2, 3, 4, and 5 wt%). The structural morphology was characterized using scanning electron microscope ...  Read More ...

Applied Physics
Preparation and Characterization of Electron Transfer Layer for Perovskite Solar Cells

Adam K. kadhim; Atheer I. Abd Ali; Mohammad R. Mohammad

Volume 1, Issue 3 , September 2021, , Page 58-63

https://doi.org/10.53293/jasn.2021.3521.1025

Abstract
  In this paper, we present triple cation perovskites because it has excellent stability and PV performance. To characterize the triple-cation perovskite solar cells, X-ray diffraction, Field emission scanning electron microscope, and Ultraviolet-visible spectroscopy were used. The performance of perovskite ...  Read More ...

Applied Physics
Investigating the Impact of Tilt Angle, Orientation, and Configuration on PV System Performance Using PVSyst Software

Saad A. Tuama; Omar A. Abdulrazzaq; Shaima K. Abdulridha; Noora Faiq

Volume 1, Issue 3 , September 2021, , Page 73-85

https://doi.org/10.53293/jasn.2021.3916.1059

Abstract
  This paper introduces a comprehensive investigation on the performance of on-grid 2.7kWp residential scale PV system in Baghdad location with aid of PVSyst software simulation. The study focused on the impact of a wide range of PV tilt angles, orientations, and various configurations on the productivity ...  Read More ...

Applied Physics
Treatment Outcomes and Survival of Patients with Gastric Cancer in Hamadan, Iran: A Retrospective Study

Asef Josheghanian; Ehsan Akbari-hamed; Elham Khanlarzadeh; Mohammad hadi Gholami; Safoora Nikzad

Volume 1, Issue 2 , June 2021, , Page 16-26

https://doi.org/10.53293/jasn.2021.3704.1037

Abstract
  This study aimed to evaluate the effect of various factors and treatments protocols' outcomes on the survival of patients with gastric cancer (GC). In a retrospective cohort study Patients with a definite diagnosis of GC who had been hospitalized at the Mahdie Hospital of Hamadan, Iran, from 2005-2017 ...  Read More ...

Applied Physics
Study of Biological Activities of Magnetic Iron Oxide Nanoparticles Prepared by Co-Precipitation Method

Rania Huseen; Ali Taha; Oday Abdulhusein

Volume 1, Issue 2 , June 2021, , Page 37-48

https://doi.org/10.53293/jasn.2021.11635

Abstract
  Iron oxides are the most common types of substances available in nature in various forms such as oxides, hydroxides and oxide-hydroxides, which obtained from various aqueous reactions. In the present study, iron oxide (Fe3O4) nanoparticles (NPs) had been synthesized using co - precipitation method and ...  Read More ...

Applied Physics
Study of the Partial Shading Effect on the Performance of Silicon PV Panels String

Shaima K. Abdulridha; Saad A. Tuma; Omar A. Abdulrazzaq

Volume 1, Issue 1 , April 2021, , Page 32-42

https://doi.org/10.53293/jasn.2021.11022

Abstract
  In this work, the effect of maintenance bridges partial shading on the performance of the Renewable Energy and Environment Research Center (REERC) PV system was thoroughly investigated, in order to estimate the power loss amount in the PV system due to the maintenance bridges. The study was performed ...  Read More ...