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View article: Mathematical Modeling and Analysis of the Mechanical Properties of a Nonferromagnetic Panel Under the Action of a Quasi-Steady Electromagnetic Field
Mathematical Modeling and Analysis of the Mechanical Properties of a Nonferromagnetic Panel Under the Action of a Quasi-Steady Electromagnetic Field Open
A physical and mathematical model and a methodology for studying the mechanical properties of a nonferromagnetic conductive panel under the action of a quasi-steady electromagnetic field are proposed. A two-dimensional thermomechanics prob…
View article: Effect of Cu addition on microstructure, wear, and corrosion resistance of AlCoCrFeNiSi0.5Cux (x = 0.01, 0.05, 0.1) high-entropy alloys
Effect of Cu addition on microstructure, wear, and corrosion resistance of AlCoCrFeNiSi0.5Cux (x = 0.01, 0.05, 0.1) high-entropy alloys Open
The influence of copper addition on the structure and selected properties of AlCoCrFeNiSi 0.5 Cu x high-entropy alloys is described. Slowly cooled ingots were prepared by induction melting, and the samples in the form of plates were obtain…
View article: Carbon-Coated Iron Oxide Nanoparticles Promote Reductive Stress-Mediated Cytotoxic Autophagy in Drug-Induced Senescent Breast Cancer Cells
Carbon-Coated Iron Oxide Nanoparticles Promote Reductive Stress-Mediated Cytotoxic Autophagy in Drug-Induced Senescent Breast Cancer Cells Open
The surface modification of magnetite nanoparticles (Fe3O4 NPs) is a promising approach to obtaining biocompatible and multifunctional nanoplatforms with numerous applications in biomedicine, for example, to fight cancer. However, little i…
View article: An <em>In-Situ</em> Mössbauer Study of the High-Temperature Behavior of Siderite under Reduction Conditions
An <em>In-Situ</em> Mössbauer Study of the High-Temperature Behavior of Siderite under Reduction Conditions Open
The thermal decomposition of siderite and its decomposition products in a vacuum atmosphere was investigated for the first time using in situ high-temperature transmission Mössbauer spectroscopy. These measurements were supported by X-ray …
View article: An Alternative Formulation of the Harrison Model
An Alternative Formulation of the Harrison Model Open
The approach advanced by Harrison puts in the spotlight the fundamental role of bistability in hysteresis modeling. The description is based on physical premises concerning irreversible thermodynamics. In the original model, the upscaling …
View article: Theoretical and Experimental Studies of Thermomagnetic Properties of the LaFe<sub>11.0</sub>Co<sub>0.8</sub>Si<sub>1.2</sub> Alloy
Theoretical and Experimental Studies of Thermomagnetic Properties of the LaFe<sub>11.0</sub>Co<sub>0.8</sub>Si<sub>1.2</sub> Alloy Open
In the present paper, the theoretical and experimental investigation of the thermomagnetic properties of the LaFe11.0Co0.8Si1.2 alloys was conducted. The field dependences of magnetization in a wide range of temperatures were collected. Ba…
View article: Magnetic Interactions and Coercivity Mechanism in Nanocrystalline Nd-Fe-B Ribbons with Nb Addition
Magnetic Interactions and Coercivity Mechanism in Nanocrystalline Nd-Fe-B Ribbons with Nb Addition Open
In the present paper, the phase structure, magnetic properties, and magnetization reversal processes in the (Nd10Fe67B23)93Nb7 alloy ribbon were investigated. The X-ray diffraction analysis revealed a coexistence of the following phases: h…
View article: Critical Behavior Studies in the Vicinity of the Curie Temperature in the MnCoGe Alloy
Critical Behavior Studies in the Vicinity of the Curie Temperature in the MnCoGe Alloy Open
The main goal of the present work was to study the critical behavior in the MnCoGe alloy in the vicinity of the critical temperature TC. The second-order phase transition from ferro- to paramagnetic state was preliminarily confirmed by the…
View article: The Effect of Substitution of Mn by Pd on the Structure and Thermomagnetic Properties of the Mn1−xPdxCoGe Alloys (Where x = 0.03, 0.05, 0.07 and 0.1)
The Effect of Substitution of Mn by Pd on the Structure and Thermomagnetic Properties of the Mn1−xPdxCoGe Alloys (Where x = 0.03, 0.05, 0.07 and 0.1) Open
In the present paper, the influence of partial substitution of Mn by Pd on structure, thermomagnetic properties, and phase transitions in the MnCoGe alloys was investigated. The studies of phase constitution revealed an occurrence of the o…
View article: Influence of the modifiers in polyol method on magnetically induced hyperthermia and biocompatibility of ultrafine magnetite nanoparticles
Influence of the modifiers in polyol method on magnetically induced hyperthermia and biocompatibility of ultrafine magnetite nanoparticles Open
Magnetite nanoparticles (Fe 3 O 4 NPs) are widely tested in various biomedical applications, including magnetically induced hyperthermia. In this study, the influence of the modifiers, i.e., urotropine, polyethylene glycol, and NH 4 HCO 3,…
View article: Influence of annealing conditions on changes of the structure and selected properties of Al88Y7Fe5 and Al88Y6Fe6 alloys
Influence of annealing conditions on changes of the structure and selected properties of Al88Y7Fe5 and Al88Y6Fe6 alloys Open
Al-Y-Fe amorphous and nanocrystalline alloys are characterized by a unique collection of diverse properties that are influenced by various factors, including heat treatment. In this paper, the effect of heat treatment on the structural cha…
View article: Study on Symmetry and Asymmetry Rolling of AA2519-T62 Alloy at Room-Temperature and Cryogenic Conditions
Study on Symmetry and Asymmetry Rolling of AA2519-T62 Alloy at Room-Temperature and Cryogenic Conditions Open
The aim of this investigation was to identify the effect of rolling at room temperature and under cryogenic conditions on selected properties and the microstructure of the AA2519-T62 aluminum alloy. The rolling processes were conducted wit…
View article: Modeling of Magnetic Properties of Rare-Earth Hard Magnets
Modeling of Magnetic Properties of Rare-Earth Hard Magnets Open
Magnetic properties of hard magnets are currently attracting a great deal of attention. In the paper, the modified Harrison model was used to describe the saturating hysteresis loops of three praseodymium–dysprosium ribbons that differed i…
View article: Entalpy of Mixing, Microstructure, Structural, Thermomagnetic and Mechanical Properties of Binary Gd-Pb Alloys
Entalpy of Mixing, Microstructure, Structural, Thermomagnetic and Mechanical Properties of Binary Gd-Pb Alloys Open
The aim of the present work is to study the phase composition, microstructure and magnetocaloric effect of binary Gd100−xPbx (where x = 5, 10, 15 and 20) alloys. The XRD and SEM/EDX analysis confirmed a biphasic structure built by Gd(Pb) a…
View article: Critical Behavior Studies in the Vicinity of the Curie Point in the LaFe<sub>11.0</sub>Co<sub>0.7</sub>Si<sub>1.3</sub> Alloy
Critical Behavior Studies in the Vicinity of the Curie Point in the LaFe<sub>11.0</sub>Co<sub>0.7</sub>Si<sub>1.3</sub> Alloy Open
The main goal of this work is to study the critical behavior in the annealed LaFe11.0Co0.7Si1.3alloy in the vicinity of the critical temperature TC.The second order phase transition from the ferroto paramagnetic state was confirmed by the …
View article: Visualization of The Lorentz Force Using Fractal Structures
Visualization of The Lorentz Force Using Fractal Structures Open
In the following work, research was carried out on the visualization of Lorentz force using fractal structures.The fractal dimension of dendritic sediments and their morphological change under an external magnetic field generated by a perm…
View article: The effect of cooling rate on the structure and selected properties of AlCoCrFeNiSix (x = 0; 0.25; 0.5; 0.75) high entropy alloys
The effect of cooling rate on the structure and selected properties of AlCoCrFeNiSix (x = 0; 0.25; 0.5; 0.75) high entropy alloys Open
High entropy alloys with variable silicon content were prepared by two different methods to determine the influence of the cooling rate and chemical composition on the structure and properties of the alloys. First, the structure of the all…
View article: Structure, Magnetocaloric Effect and Critical Behavior of the Fe60Co12Gd4Mo3B21 Amorphous Ribbons
Structure, Magnetocaloric Effect and Critical Behavior of the Fe60Co12Gd4Mo3B21 Amorphous Ribbons Open
The aim of the paper was to study the structure, magnetic properties and critical behavior of the Fe60Co12Gd4Mo3B21 alloy. The X-ray diffractometry and the Mössbauer spectroscopy studies confirmed amorphous structure. The analysis of tempe…
View article: Investigation of Mechanical and Magnetic Properties of Co-Based Amorphous Powders Obtained by Atomization
Investigation of Mechanical and Magnetic Properties of Co-Based Amorphous Powders Obtained by Atomization Open
Properties of Co-based alloys with high Glass Forming Ability (GFA) in the form of powder are still not widely known. However, powders of high GFA alloys are often used for the development of bulk metallic glasses by additive manufacturing…
View article: The Structure and Magnetocaloric Effect of MnCoGe Alloy Modified by Nb
The Structure and Magnetocaloric Effect of MnCoGe Alloy Modified by Nb Open
The aim of this work was to investigate the effect of partial substitution of Mn by Nb on structure and thermomagnetic properties in the (Mn, Nb)-Co-Ge alloy. The master alloys were prepared by arc-melting in an arc furnace with high purit…
View article: Influence of Magnetite Nanoparticles Shape and Spontaneous Surface Oxidation on the Electron Transport Mechanism
Influence of Magnetite Nanoparticles Shape and Spontaneous Surface Oxidation on the Electron Transport Mechanism Open
The spontaneous oxidation of a magnetite surface and shape design are major aspects of synthesizing various nanostructures with unique magnetic and electrical properties, catalytic activity, and biocompatibility. In this article, the roles…
View article: Tuning of the Structure and Magnetocaloric Effect of Mn1−xZrxCoGe Alloys (Where x = 0.03, 0.05, 0.07, and 0.1)
Tuning of the Structure and Magnetocaloric Effect of Mn1−xZrxCoGe Alloys (Where x = 0.03, 0.05, 0.07, and 0.1) Open
The aim of the present work is to study the influence of a partial substitution of Mn by Zr in MnCoGe alloys. The X-ray diffraction (XRD) studies revealed a coexistence of the orthorhombic TiNiSi-type and hexagonal Ni2In- type phases. The …
View article: Frequency-Dependent Chaotic Behavior in RLD Circuit
Frequency-Dependent Chaotic Behavior in RLD Circuit Open
The aim of the present paper was to study chaotic behavior in a resistor-inductor diode circuit induced by frequency modulation.Time dependences of voltage and current showed an extremely chaotic response of this system.Based on these depe…
View article: Glass-Forming Ability and Corrosion Resistance of Al88Y8−xFe4+x (x = 0, 1, 2 at.%) Alloys
Glass-Forming Ability and Corrosion Resistance of Al88Y8−xFe4+x (x = 0, 1, 2 at.%) Alloys Open
The effect of iron and yttrium additions on glass forming ability and corrosion resistance of Al88Y8-xFe4+x (x = 0, 1, 2 at.%) alloys in the form of ingots and melt-spun ribbons was investigated. The crystalline multiphase structure of ing…