Mohammed Rasheed
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View article: Microscopic magnetic field imaging with hot atoms via single-pixel imaging
Microscopic magnetic field imaging with hot atoms via single-pixel imaging Open
In recent years, sensors based on hot atomic vapor cells have emerged as a compact and highly sensitive means of measuring magnetic fields. Such sensors have been deployed in the field for the measurement of, e.g., biological systems, repr…
View article: Turmeric’s protective effect on rats’ prostate damage caused by aluminum
Turmeric’s protective effect on rats’ prostate damage caused by aluminum Open
In the context of increasing environmental aluminum exposure and its documented reproductive toxicity, this study investigated the protective potential of turmeric (Curcuma longa L.), a natural antioxidant and anti-inflammatory agent, agai…
View article: Evaluating of KNN, Random Forest, and ResNet18 for Identifying Cracks in Historical Buildings
Evaluating of KNN, Random Forest, and ResNet18 for Identifying Cracks in Historical Buildings Open
A key element of structural damage monitoring and restoration efforts in old structures is crack detection. Conventional manual inspection techniques lack scalability, are labor intensive, and are susceptible to human error. This work inve…
View article: Sol–Gel Synthesis of Mullite and Oxide Nanoparticles: Structural Characterization and Antibacterial Activity Against E. Coli and S. Aureus
Sol–Gel Synthesis of Mullite and Oxide Nanoparticles: Structural Characterization and Antibacterial Activity Against E. Coli and S. Aureus Open
This study investigates the sol-gel synthesis of aluminum oxide (Al₂O₃) and silicon oxide (SiO₂) nanoparticles, with a particular emphasis on mullite (3Al₂O₃•2SiO₂). The precursors used were TEOS (99.95%), Al(NO₃)₃•9H₂O (98.99%), and anhyd…
View article: Microscopic magnetic field imaging with hot atoms via single-pixel imaging
Microscopic magnetic field imaging with hot atoms via single-pixel imaging Open
In recent years, sensors based on hot atomic vapor cells have emerged as a compact and highly sensitive means of measuring magnetic fields. Such sensors have been deployed in the field for the measurement of, e.g. biological systems, repre…
View article: Computational analysis and molecular dynamics of natural anthelmintic compounds from Algerian herbal sources
Computational analysis and molecular dynamics of natural anthelmintic compounds from Algerian herbal sources Open
It is crucial to underline the necessity of discovering new sources of natural compounds with antiparasitic action in light of the scarcity of new anthelmintic medications on the market, as well as the issue of developing parasite resistan…
View article: Rethinking global health through a better understanding of power, privilege, and influence – the narrative and voices of those who operate in the infectious diseases global health environment
Rethinking global health through a better understanding of power, privilege, and influence – the narrative and voices of those who operate in the infectious diseases global health environment Open
Background: Infectious Diseases research is a field that lends itself to global collaboration and representation, but sometimes, to misrepresentation and injustice. We conducted qualitative research to better understand how power dynamics …
View article: Approximating the inertia forces in the floating frame of reference formulation using the consistent finite element mass matrix
Approximating the inertia forces in the floating frame of reference formulation using the consistent finite element mass matrix Open
In the floating frame of reference formulation, the exact form of the inertia forces is derived using a continuum-based approach. This yields a mass matrix and quadratic velocity terms containing inertia shape integrals. To avoid these int…
View article: Fluid-conveying pipes in the floating frame of reference formulation
Fluid-conveying pipes in the floating frame of reference formulation Open
This work presents a new formulation for flexible fluid-conveying pipe elements based on the widely used floating frame of reference formulation. The elements can be used as a tool for the analysis of flexible multibody systems that contai…
View article: THE CHEMISTRY OF 2D MATERIALS FROM GRAPHENE TO BEYOND
THE CHEMISTRY OF 2D MATERIALS FROM GRAPHENE TO BEYOND Open
The advent of two-dimensional (2D) materials has revolutionized materials science, offering a new frontier for research and applications across diverse fields. This review explores the chemistry of 2D materials, beginning with graphene, th…
View article: Leveraging normal distribution and fuzzy <i>S</i>-function approaches for solar cell electrical characteristic optimization
Leveraging normal distribution and fuzzy <i>S</i>-function approaches for solar cell electrical characteristic optimization Open
This study evaluates the performance of a silicon-based solar cell across a range of temperatures (5, 15, 30, 50, 60, and 70°C) to understand the impact of temperature variation on its electrical parameters. Key performance indicators such…
View article: Study of the influence concentration difference of copper in properties of cerium nanopowder
Study of the influence concentration difference of copper in properties of cerium nanopowder Open
Various concentrations (3%, 6%, 9%) of copper added to pure cerium oxide nanopowder were prepared by the sol-gel method. The prepared samples were examined using different techniques to understand their surface compositional and morphologi…
View article: Manufacturing of CuO@ZnO Nanoparticles Core-Shell for Enhancing Electrical Properties and Spectral Responsivity of Photodetectors
Manufacturing of CuO@ZnO Nanoparticles Core-Shell for Enhancing Electrical Properties and Spectral Responsivity of Photodetectors Open
Zinc oxide nanoparticles (ZnO NPs), copper oxide nanoparticles (CuO NPs) and CuO@ZnO NPs as a colloidal core-shell solution were synthesized by laser ablation. A Nd:YAG laser with an energy of 700 mJ, a wavelength of 1064 nm and 200 pulses…
View article: Photodetector application of CuO nanoparticles on porous silicon fabricated by laser ablation in liquid at diverse laser energies
Photodetector application of CuO nanoparticles on porous silicon fabricated by laser ablation in liquid at diverse laser energies Open
This paper describes the synthesis and analysis of a photodetector made of copper oxide nanoparticles (CuONPs) embedded in a porous silicon (PS) matrix. CuONPs were generated utilizing pulsed laser ablation in ethanol (PLAL), while a porou…
View article: Diverse energy laser ablation in liquid for indium oxide nanoparticles on porous silicon: enhancing photodetector performance
Diverse energy laser ablation in liquid for indium oxide nanoparticles on porous silicon: enhancing photodetector performance Open
The fabrication and analysis of a photodetector using copper oxide nanoparticles (In2O3-NPs) embedded in a porous silicon (PS) structure are detailed in this study. One method used to create In2O3 NPs was pulsed laser ablation in ethanol (…
View article: Decomposing Method for Space-Time Fractional Order PDEs
Decomposing Method for Space-Time Fractional Order PDEs Open
Numerical solutions to integer-order differential equations frequently employ decomposition as one of many methods. This paper provides a generalization of integer-order differential equations into fractional order, which is more general, …
View article: Hybrid HfC‐SiCN matrix for improved oxidation resistance of carbon fiber–reinforced mini‐composites
Hybrid HfC‐SiCN matrix for improved oxidation resistance of carbon fiber–reinforced mini‐composites Open
Hafnium carbide (HfC) is an ultrahigh‐temperature ceramic with high melting point, chemical stability, hardness, and wear resistance. However, its low fracture toughness and poor thermal shock resistance limit its structural applications i…
View article: The conjugate gradient approach to solve two dimensions linear elliptic boundary value equations as a prototype of the reaction diffusion system
The conjugate gradient approach to solve two dimensions linear elliptic boundary value equations as a prototype of the reaction diffusion system Open
This paper presents a numerical approach to solve the 2-dimensional reaction-diffusion problem, a crucial model in physics and chemistry, with applications ranging from pattern formation to material science. Focusing on addressing a statio…
View article: Mathematical models for resolving the nonlinear formula for solar cell
Mathematical models for resolving the nonlinear formula for solar cell Open
Accurate representation of a photovoltaic solar cell requires a comprehensive assessment of modeling factors that are unique to the individual device being studied. In the context of the single diode model, it is necessary to ascerta…
View article: Using Elastic-Net for High Dimensional Time Variables Selection of Autoregressive Model Series of Caenorhabditis Elegans Motion
Using Elastic-Net for High Dimensional Time Variables Selection of Autoregressive Model Series of Caenorhabditis Elegans Motion Open
ان عملية اختيار المتغيرات الإحصائية التي تحتوي على معلومات تتعلق بالتأثير على المتغير المعتمد لها دوراً اساسياً في النمذجة الاحصائية الدقيقة. في السلاسل الزمنية وعندما يكون هناك عدد كبير جداً من متغيرات الانحدار الذاتي Autoregressive (AR) في …
View article: Using Elastic-Net for High Dimensional Time Variables Selection of Autoregressive Model Series of Caenorhabditis Elegans Motion
Using Elastic-Net for High Dimensional Time Variables Selection of Autoregressive Model Series of Caenorhabditis Elegans Motion Open
The process of selecting statistical variables that contain information related to the effect on the dependent variable has a fundamental role in accurate statistical modeling. In time series and when there are a large number of an autoreg…
View article: A study of the Characteristics of Wastewater on the Euphrates River in Iraq
A study of the Characteristics of Wastewater on the Euphrates River in Iraq Open
Heavy metal toxicity and persistence are becoming major issues for people. These heavy metals mostly gather in wastewater from effluents released by different industries. The effectiveness of hazardous metal particle removal is currently j…
View article: A study of Physicochemical Parameters, Heavy Metals and Algae in the Euphrates River, Iraq
A study of Physicochemical Parameters, Heavy Metals and Algae in the Euphrates River, Iraq Open
For many individuals, heavy metal persistence and toxicity are severe problems. Most of these heavy metals collect in wastewater from effluents discharged by various industries. The efficient re-use of these particles as catalysts is anoth…
View article: Comparesion the electrical parameters of photovoltaic cell using numerical methods
Comparesion the electrical parameters of photovoltaic cell using numerical methods Open
For a research problem: as a single-diode model (electrical circuit) is difficult to discover the precise answer to employing analytical approaches, develop and compute the electrical parameters of the PV cell roughly using numerical algor…
View article: Correction: Comparative examination of the physical parameters of the sol gel produced compounds La0.5Ag0.1Ca0.4MnO3 and La0.6Ca0.3Ag0.1MnO3
Correction: Comparative examination of the physical parameters of the sol gel produced compounds La0.5Ag0.1Ca0.4MnO3 and La0.6Ca0.3Ag0.1MnO3 Open
View article: Image segmentation for animals in the wild using scilab software
Image segmentation for animals in the wild using scilab software Open
Image segmentation is an effective computer vision method that expands on the concept of object. Recognition and brings in a whole new era of image data manipulation. This method offers up so many options and may be performed in several wa…
View article: Design For Testability Method To Sequential Circuit
Design For Testability Method To Sequential Circuit Open
As the complexity of logic devices increased, it required more time and effort to manually design and verify tests, it was difficult to estimate test coverage, and the tests ran too slowly. This method is known as functional testing. There…
View article: An NMOS transistor-based high-gain operational amplifier designed in 0.25-micron CMOS technology
An NMOS transistor-based high-gain operational amplifier designed in 0.25-micron CMOS technology Open
This project describes in detail the process of designing and simulating at first a one stage folded cascode operational amplifier using 0.25 um CMOS Technology with the self-biasing scheme for the NMOS differential input stage is discusse…
View article: Investigating the effect of consuming soft drinks on the liver and kidney functions of a sample from the Iraqi community
Investigating the effect of consuming soft drinks on the liver and kidney functions of a sample from the Iraqi community Open
The study was conducted on a group of people who drink soft drinks a lot (Cola, Pepsi) and coffee. It included 90 people, 30 people for each type of drink consumed, distributed equally, males and females, and a control group of 30 people w…
View article: Decline in the performance of silicon solar cell parameters with the Ambient temperature in Baghdad
Decline in the performance of silicon solar cell parameters with the Ambient temperature in Baghdad Open
في هذا البحث تم دراسة تأثير اعتماد بغداد على درجة الحرارة المحيطة (داخلي وخارجي) لأداء الخلايا الشمسية في درجات الحرارة (5 - 70 درجة مئوية). يتم تحديد أداء الخلايا الشمسية من خلال معاييرها المهمة الرئيسية ، تيار الدائرة القصيرة (Isc) ، جهد…