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Article
Estimating Significant Wave Height from X-Band Navigation Radar Using Convolutional Neural Networks
Marine radars are vital for safe navigation at sea, detecting vessels and obstacles. Sea clutter, caused by Bragg scattering, is usually filtered out as noise. It becomes detectable in unfiltered radar images,...
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Article
Client-Server Application for Automated Estimation of Bottom Sediment Composition in the Fraction >0.1 mm from Microphotography Using Modern Deep Learning Methods
Sediments covering the sea-floor are considered the largest natural archive of paleoclimatic and paleoceanographic information. The study of sediment composition in the coarse fraction (variety of mineral and ...
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Article
Improvement of the AI-Based Estimation of Significant Wave Height Based on Preliminary Training on Synthetic X-Band Radar Sea Clutter Images
Marine X-band radar is an important navigational tool that records signals reflected from the sea surface. Theoretical studies show that the initial unfiltered signal contains information about the sea surface...
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Article
A system for precision reactive ion-beam etching of nanostructures for field-emission devices
An system for precision selective ion-beam etching of nanostructures for field-emission devices is developed. The system is equipped with a Radikal-M160 multibeam ion source with a cold cathode and closed elec...
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Article
High-Pressure Gas Nitriding of Steels
The structure, hardness, and thickness of the hardened layer on steel 16Kh2N3MFBAYu-Sh (martensitic class), steel 12Kh18N10T (austenitic class), and iron are studied after nitriding at a nitrogen pressure of 1...
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Article
Certification of Medical Products
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Article
A Study of the Nitrided Layer in Steel 25Kh5M after High-Pressure Nitriding and Heat Treatment
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Article
Dependence of the Wear Resistance of Nitrided Layer on the Preliminary Heat Treatment
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Article
Effect of prior heat treatment on the structure and properties of nitrided steels
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The hardness of the nitrided layer decreases with the elevation of the temperature and time parameters of pri...
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Article
Instruments for measuring arterial blood pressure demonstrated at the international exhibition “Health Care-90”
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Article
The fine structure of Hadfield steel
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Deformation of Hadfield steel commences by a dislocation mechanism which rapidly changes into a twinning mech...
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Article
Structure of the surface layer of a hard-metal cold-upsetting tool
In the structure of the WC and Co phases making up VK20K hard metal the presence was discovered, in the as-sintered condition, of dislocations and twins, which may be attributed to the generation, during the p...
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Article
Watchall-type stethophonendoscope SFON-1
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Article
Reasons for the low short-term creep resistance of alloy KhN67VMTYu at 700°C
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Article
Evaluation of acoustic properties of auscultation instruments
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Article
Acoustic characteristics of stethophonendoscopes and their measurement
1. The method that has been described takes account of the patient-stethophonendoscope-doctor system.