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Combustion Synthesis and Characterization of Ultra-High-Temperature NbB2–HfB2 Solid Solutions
AbstractThis paper presents an in-depth study on the combustion synthesis, solid-solution formation, processing, and characterization of NbB 2 –HfB 2 ...
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Comparative Characterization of the Reactions of Iodine with Metals in an Oxidation Macrocycle and under Model Conditions
AbstractIn the deep oxidation macrocycle of metals and alloys, the complications in the occurrence of a direct reaction of a metal with iodine are of...
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Comparing the Use of Molecular Iodine and Copper(II) Compounds as an Oxidizing Agent of Metals and Alloys under Regeneration thereof in the Course of Processing
Abstract —Evaluation of molecular iodine and copper(II) compounds as oxidizers of metals and alloys in contact with acid-containing media at a...
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The Features of Hydrogen and Deuterium Ignition Over Platinum, Palladium, Ruthenium and Rhodium
This chapter is focused on the establishment of the features of hydrogen and deuterium ignition over platinum, palladium, ruthenium and rhodium. The...
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Introduction
It is shown that the gaseous process, called self-ignition (although in fact it is thermal ignition), proceeds heterogeneously in space and its...
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Influence of the Site of Predominant Accumulation of the Target Product in a Reaction Mixture on the Nature and Characteristics of the Technological Version of Its Synthesis
Abstract —The oxidation of metals using a macrocycle involving two oxidants makes it possible to synthesize neutral salts in the most stable oxidation...
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Effect of ultrasonic treatment on the thermal oxidation of detonation nanodiamonds
In the present article, we showed the effect of ultrasonic treatment on the thermal oxidation of detonation nanodiamonds (DNDs) by considering the...
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ELECTRODYNAMIC MODEL OF OXYGEN REDOX SORPTION BY METAL-CONTAINING NANOCOMPOSITES
AbstractAn electrodynamic model of the redox sorption of oxygen from water on metal-ion-exchange nanocomposites’ (NCs) granular layers is proposed....
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Synthesis Features, Structure, and Properties of Promising High-Temperature Ceramics in the Hf–Ta–B–Ti–Si System
This study covers the elemental synthesis features of Hf–Ta–B–Ti–Si ceramic materials used to obtain promising high-temperature ceramics and analyze...
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Kinetic Evaluation of the Possibility of Aluminum and Magnesium Recovery from Aqueous Solutions of Their Salts as an Alternative to the Electrolysis of Melts
AbstractElectrolytic production, which is one of the most power-consuming and environmentally dangerous technologies, occupies a special place in...
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Electron Beam Assisted Deposition of Ni–Al Coatings onto Steel Substrate
AbstractWe suggest a mathematical model for electron-beam assisted deposition of protective coatings that involves the equations of heat conduction,...
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Mechanical and morphological investigation of virgin polyethylene and silver nanoparticle-loaded nanocomposites film: comprehensive analysis of kinetic models for non-isothermal crystallization
This research was accomplished to examine the mechanical, morphological and crystallization kinetics study of polyethylene/silver nanoparticles...
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Theoretical Analysis of Passivating Pyrophoric Nanopowders: A Macrokinetics Approach
In this paper we use a macrokinetics approach to propose and develop a mechanism for the ignition and passivation of a pyrophoric nanopowder layer....
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Basic Oxygen Furnace: Assessment of Recent Physicochemical Models
Modeling of the basic oxygen furnace (BOF) process, both for online monitoring and fundamental research, has gained importance in steelmaking...
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Sinter Production
In the sintering, a preliminary prepared mixture of charge components and solid fuel is being burnt in air flow filtered layer (vacuum sintering)....
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Experiments and Constitutive Modelling of Sand Ejecta Impact
Analysis of the dynamic response of geological porous materials under shock and explosive loading is an important problem in numerous mining and...
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Effect of surface functionalization of halloysite nanotubes on synthesis and thermal properties of poly(ε-caprolactone)
In this work, halloysite nanotubes (HNTs) and functionalized HNTs–APTES (aminopropyltriethoxysilane) in concentrations 0.5, 1 and 2.5 wt% were used...
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Data-Driven Mathematical Modeling of the Effect of Particle Size Distribution on the Transitory Reaction Kinetics of Hot Metal Desulfurization
The aim of this work was to develop a prediction model for hot metal desulfurization. More specifically, the study aimed at finding a set of...
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Non-isothermal crystallization kinetics and thermal behaviour of PA12/SEBS-g-MA blends
The thermal behaviour and crystallization kinetics of PA12/SEBS- g -MA blends were investigated under non-isothermal and isothermal conditions using...