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Article
The Structure and Properties of Blends Based on Isotactic Polypropylene and Polydecene
Blends based on isotactic polypropylene (PP) and synthesized ultrahigh molecular weight polydecenes (PDs) with different molecular weights are obtained. Their structure, thermophysical, deformation, and rheolo...
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Article
Comparison of 3D Models Using Hu Moment Invariants
Moment invariants of images may be used to compare the geometry of 3D models in model databases. This approach is outlined. The models found may serve as prototypes for the development of a new part.
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Article
Visualization, Properties, and Functions of GABAergic Hippocampal Neurons Containing Calcium-Permeable Kainate and AMPA Receptors
Calcium-permeable kainate (CP-KARs) and AMPA (CP-AMPARs) receptors of the brain neurons are active participants of synaptic plasticity and neurotransmitter release trigger. In this paper, CP-KARs and CP-AMPARs...
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Article
Probabilistic Perturbations in Flexible Production Systems
In formulating the engineering principles for flexible production systems, the probabilistic perturbations of their operation must be taken into account. A set of computational experiments based on a special c...
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Article
Flexible Production Systems with Probabilistic Perturbations
Probabilistic perturbations associated with scattering of the operating periods and equipment faults in flexible production systems are considered. The perturbations are taken into account in computer simulati...
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Article
Improving the Electrical Characteristics of Measuring Devices Based on Rail-to-Rail Operational Amplifiers
A method by means of which the dynamic range of signals may be increased and the dynamic error of the input stages of measuring devices based on Rail-to-Rail operational amplifiers reduced is described. The el...
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Article
Contract Model with Risk Sharing in Integrated Logistical Product Support
With transformation of the defense industry and industry in general, -cost-of-ownership models in relation to high-tech products must be modified. The model must include cost sharing between the purchaser and ...
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Article
Automated Sha** of Punches for Deep Extrusion with Thinning
A mathematical procedure for finding the contact points of sha** arcs at the end of a punch is considered. Profiling of the conical upper section of a punch is discussed. A golden-section algorithm is propos...
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Article
Composites Based on Polyethylene and Keratin Hydrolysates
Novel composites based on polyethylene ELITE™ 5230GC and keratin hydrolysates (amino acid composition, dipeptide, tetrapeptide) have been first developed and studied. It has been shown that the introduction of...
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Article
Optimization of the configuration of manufacturing systems
Software for optimizing the configuration of manufacturing systems so as to reduce expenditures in all stages of the product life cycle is considered. Mathematical expressions are given for the three crossover...
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Article
Monitoring system for high-tech equipment
Many organizations and automated data-processing systems are involved in analysis of the logistical support (ALS) of high-tech equipment. Therefore, the initial data and the results of analysis must be present...
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Article
A DSC and NMR-relaxation study of the molecular mobility of water protons interacting with chemically modified starches
Changes in the mobility of water protons in the chemically modified starches (CMS)–water system are studied by differential scanning calorimetry and NMR relaxation. The amounts of unfrozen water at negative te...
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Article
Automation of integrated logistical product support
Information integration is becoming a global strategy for improving the efficiency of life-cycle support. This approach ensures competitive products and high-tech products of high quality. On that basis, a uni...
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Article
Formalized description and computer simulation of the operation of flexible production systems
The development of computer models for flexible machining systems is considered. The proposed approach permits detailed modeling at the level of each technological operation. It takes account of the influence ...
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Article
Information support for manufacturing components
The principles of information support in the development, design, production, operation, and disposal of manufacturing components are considered.
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Article
Emergence of acetylcholine resistance and loss of rhythmic activity associated with the development of hypertension, obesity, and type 2 diabetes
The aim of this work was to study the influence of aging, obesity, metabolic syndrome (MS), hypertension (HT), and type 2 diabetes (T2D) on the endogenous rhythmic activity and the development acetylcholine re...
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Article
NAD causes dissociation of neural networks into subpopulations of neurons by inhibiting the network synchronous hyperactivity evoked by ammonium ions
The mechanisms of hyperexcitability of neuronal networks by ammonium ions and inhibition of this activity by coenzyme NAD were investigated on mixed neuro-glial cultures of rat hippocampus. Ammonium ions cause...
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Article
Induction of cyclosporine-sensitive mitochondrial permeability transition pore by substrates forming acetyl-CoA under normal conditions and in type 2 diabetes
Oxidation of pyruvate and palmitoylcarnitine in mitochondria is accompanied by the formation of acetyl-CoA, with its possible participation in the acetylation of various proteins and enzymes that may lead to t...
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Article
Selecting the parameters of production equipment by means of a genetic algorithm
Simulation is used for design analysis in the modernization, reconstruction, and expansion of production.
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Article
Automated synthesis of production schedules
