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Diagnostics of deformational and fracture stages based on integral parameters of the flow of acoustic-emission acts
The relationships between the sequence of deformational and fracture stages in solids and the integral parameters of an accompanying acoustic...
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Information-Optical 3D-Techniques for Corrosion Monitoring
Methodical basis of using information-optical 3D-techniques and computer optical video microprobes in a high-performance monitoring of the thickness,...
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Ultra-Durable Concretes: Structure at the Micro- and Nanoscale
Ultrahigh-performance concretes (UHPCs) are obtained by optimizing several technologies: minimizing the amount of water added, using...
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A Criterion of Local Strength
We propose a local criterion of brittle strength for structurally inhomogeneous materials based on the size effect of mechanical properties of...
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Use of Amplitude Distribution Parameters of Acoustic Emission Signals for Assessing the Strength of Structural Materials
The development of efficient nondestructive testing methods is based on a search for correlations between parameters of the condition of a tested...
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Use of polymers for cement-based structural materials
Cement-based materials are widely used in the civil infrastructure. Polymers as admixtures can improve the properties, particularly in relation to...
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Crystal Growth of Silicon Carbide: Evaluation and Modeling
Silicon carbide ingots were grown by a sublimation method, also called the modified Lely method. The modeling and simulation of heat and mass...
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Kinetics and Mechanism of in situ Simultaneous Formation of Metal Nanoparticles in Stabilizing Polymer Matrix
The kinetic peculiarities of the thermal transformations of unsaturated metal carboxylates (transition metal acrylates and maleates as well as their...
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Effect of furfuryl alcohol on the properties of hydrated cement mortar
The effect of furfuryl alcohol addition to ordinary cement on its properties, such as heat of hydration, setting time, compressive strength, and...
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Scanner 3D-Probe and Infrared Probe Spectroscopy for Investigating Macrodefects of Thermooxide Layers
A possibility of combining the techniques of scanner reflectometric 3D-microprobe and diffuse-reflection infrared spectroscopy (with a focused...
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Equilibrium Physical Parameters of Porous Dielectrics
In this chapter we shall consider the main equilibrium physical parameters characterizing highly disordered dielectrics and give a rigorous...
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Developments in the fabrication and performance of high-quality HgCdTe detectors grown on 4-in. Si substrates
We are continuing to develop our growth and processing capabilities for HgCdTe grown on 4-in. Si substrates by molecular beam epitaxy (MBE). Both...
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Modeling of microporosity, macroporosity, and pipe-shrinkage formation during the solidification of alloys using a mushy-zone refinement method: Applications to aluminum alloys
A microporosity model, based on the solution of Darcy’s equation and microsegregation of gas, has been developed for arbitrary two- (2-D) and...
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Optically Scanning the Morphology of Protective Layers and Forecasting the Corrosion Resistance of Thermally Oxidized Steel
The results of investigating the morphology and protective properties of surface layers obtained on chromium steel Х18Н10Т by oxidizing in air at a...
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Hollow defect elimination during solution growth of SiC
Using pure and alloyed silicon melt saturated with carbon we investigated systematically hollow defect elimination during SiC solution growth over a...
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SiC Crystal Growth from the Vapor and Liquid Phase
The status of SiC vapor growth technique (PVT) is reviewed and related innovative aspects are introduced. Problems of the preparation of SiC crystals...
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Estimation of the Tensile Strength Reduction of a Composite Laminate with a Hole
The strength problem for a body with an artificial defect in the form of a hole is considered. To solve this problem, an approach is suggested...
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A computational model for defect prediction in shape castings based on the interaction of free surface flow, heat transfer, and solidification phenomena
High-integrity castings require sophisticated design and manufacturing procedures to ensure they are essentially macrodefect free. Unfortunately, an...
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Formation of thermal decomposition cavities in physical vapor transport of silicon carbide
The relationship between seed mounting and the formation of thermal decomposition cavities in physical vapor transport grown silicon carbide was...
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Growth and ultraviolet optical properties of KGd1–xREx(WO4)2 single crystals
The suitable conditions for growth of KGd(WO 4 ) 2 (KGW) and KGd 1– x RE x (WO 4 ) 2 — RE = Nd, Er, Yb, Ho, Tm, Pr—by the top-seeded-solution-growth method,...