Regular Article Nanotechnology
Study of the Physico-Chemical Properties of Sol-Gel (Er, Yb) Doped TiO2 Nanoparticles Prepared with a Novel Protocol

I. Benammar; R. Salhi; J. -L. Deschanvres; R. Maalej

Volume 3, Issue 2 , June 2023, Page 1-17

  This paper describes the systematic preparation of doped and undoped TiO2 with Er and/or Yb nanoparticles by hydrothermal-assisted sol-gel method using supercritical drying of ethanol followed by systematic calcination steps at 500°C, 800°C and 1000°C for 2/h. The structural study of these ...  Read More ...

Review Article 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

  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 ...

Regular Article Biotechnology
Preparation and Characterization of Bi2Mo6 (M = Mo, W) for Antibacterial Activity

Huda N. Abid; Amar Al-Keisy; Duha S. Ahmed; Sangeeta Singh

Volume 3, Issue 2 , June 2023, Page 32-40

  In recent years, Bi-based photocatalysts have begun to be applied in biological applications. However, the antibacterial ability of a Bi-based photocatalyst is still unclear. In this study, Bi2MoO6 and Bi2WO6 were successfully synthesized by a hydrothermal approach. The fabricated samples were characterized ...  Read More ...

Regular Article Materials Science
The Effect of BIS Usage on Anaesthetic Agents Consumption in High-risk Patients for Coronary Artery-bypass Grafting Off-pump Surgery

Sanjeev Singh; Arti Singh; Pavagada Shaifulla

Volume 3, Issue 2 , June 2023, Page 41-50

  This study aimed to compare whether Bispectral Index (BIS) reduces the consumption of the anaesthetic drug and improves recovery time in coronary artery-bypass grafting off-pump (CABG-OP) surgery without awareness during surgery (ADS). The study was a single centre, prospective, randomised, and double-blind ...  Read More ...

Regular Article 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

  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 ...

Regular Article Nanotechnology
The Effect of Solvent Variation on Structural, Optical, and Electrical Properties of TiO2 Films Prepared by Hydrothermal Method

Aseel S. Jasim; Odai N. Salman

Volume 3, Issue 2 , June 2023, Page 59-69

  In this work, we reported a study on the hydrothermal process used to create TiO2 NRs films on FTO substrate utilizing two various solutions, the first one is composed of (ethanol, and titanium butoxide) while the second is composed of (HCl, DIW, and titanium butoxide). The study on the structural, morphological, ...  Read More ...

Regular Article 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

  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 ...

Regular Article 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

  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 ...

Regular Article 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

  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 ...