Showing 161 - 180 results of 194 for search '"rocket"', query time: 0.06s Refine Results
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    Experimental Study of Methods of Increasing the Efficiency of a Direct-Flow Air-Jet Detonation Engine by Vitalii Stoliarchuk, Oleksandr Zolotko, Oleksandr Aksonov

    Published 2023-06-01
    “… A fundamentally new direction in the development of rocket and space propulsion is the introduction of jet engines operating on the detonation principle of energy conversion of the working body. …”
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  4. 164

    Enquiry into Gunpowder Weapons Used by Hülegü in the Middle East Campaign by Oğuz A.Y.

    Published 2023-12-01
    “…It turns out that these ballistas fired “rocket-assisted arrows”. These arrows carried paper tubes filled with gunpowder, which would increase their range to reach the mountain fortress of Maymun-Diz, and bombs covered with cartons, bamboo, ceramic, or metal which would set fire to the defenders of the fort. …”
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  5. 165

    Principles of organization and structure of the management system of a holding type company by A. Borovikov, O. Smolyakov

    Published 2019-09-01
    “…The experience of improving the management systems of a number of really active groups of companies and diversified enterprises (including the sector of aviation and rocket engine building) focused on both scientific and technical, and production and commercial business, has been taken into account. …”
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  6. 166

    Enhancing Manufacturing Precision: Leveraging Motor Currents Data of Computer Numerical Control Machines for Geometrical Accuracy Prediction Through Machine Learning by Lucijano Berus, Jernej Hernavs, David Potocnik, Kristijan Sket, Mirko Ficko

    Published 2024-12-01
    “…Feature extraction was performed using Tsfresh and ROCKET, which allowed us to capture the patterns in the motor current data corresponding to the geometric features of the machined parts. …”
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  7. 167

    Some features of impact penetration of penetrators into ground of celestial bodies by E. V. Leun, А. А. Poliakov, S. A. Zashchirinsky, V. K. Sysoev, K. M. Pichkhadze, V. V. Shalay

    Published 2021-03-01
    “…These values are determined for a number of alloys and high-purity metals widely used in rocket and space technology for Earth and space temperatures. …”
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  8. 168

    Design of device for gas shielding of joint during friction stir welding by I. K. Chernykh, E. V. Vasil`ev, E. I. Tkachenko, A. S. Lukin, D. A. Proshutinskiy, V. A. Valova, E. A. Savva

    Published 2019-11-01
    “…Due to its characteristics, titanium alloys are widely used in industries such as shipbuilding, aircraft manufacturing, rocket production, etc. Friction stir welding of titanium alloys is a perspective method for manufacturing parts in these industries. …”
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  9. 169

    Fast Task Scheduling With Model Predictive Control Integrating a Priority-Based Heuristic by Francesco Liberati, Manuel Donsante, Chiara Maria Francesca Cirino, Andrea Tortorelli

    Published 2025-01-01
    “…The use case motivating the work is given by the problem of managing the integration activities involved in the final assembly of the Vega rocket at the European space center in Kourou, French Guiana. …”
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  10. 170

    On the Lunar Origin of Near-Earth Asteroid 2024 PT5 by Theodore Kareta, Oscar Fuentes-Muñoz, Nicholas Moskovitz, Davide Farnocchia, Benjamin N. L. Sharkey

    Published 2025-01-01
    “…PT5's orbit is challenging to populate with asteroids originating from the main belt and is more commonly associated with rocket bodies mistakenly identified as natural objects or with debris ejected from impacts on the Moon. …”
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  11. 171

    Advances in the carbon-ceramic composites oxidation and ablation resistance: A review by Anna Didenko, Alexey Astapov

    Published 2025-01-01
    “…A review and critical analysis of recent advances in the field of oxidation and ablation resistance of carbon-ceramic composite materials, which are the most promising for high temperature applications in load-bearing structures and heat-protective systems of rocket and aerospace engineering, is carried out. …”
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  12. 172

    Best Evidence Summary of Home Enteral Tube Feeding Care Management in the Elderly by Zhu H, Liu A, Han Z, Yang Y, Ma X, Shi H

    Published 2025-01-01
    “…Huiya Zhu,1 Aihua Liu,1 Zhongyan Han,2 Yanling Yang,3 Xiao Ma,2 Haiyan Shi2 1Department of Cardiovasology, the Second Medical Center & National Clinical Research Center for Geriatric Diseases, Chinese PLA General Hospital, Beijing, People’s Republic of China; 2Department of Gastroenterology, the Second Medical Center & National Clinical Research Center for Geriatric Diseases, Chinese PLA General Hospital, Beijing, People’s Republic of China; 3Department of Neurology, PLA Rocket Force Characteristic Medical Center, Beijing, People’s Republic of ChinaCorrespondence: Haiyan Shi, Department of Gastroenterology, the Second Medical Center & National Clinical Research Center for Geriatric Diseases, Chinese PLA General Hospital, Beijing, 100853, People’s Republic of China, Email shihyan662@163.comPurpose: To evaluate and summarize the best evidence of home enteral tube feeding (HETF) care management in the elderly to provide an evidence-based basis for caregivers to implement care interventions.Patients and Methods: Evidence on HETF care management in the elderly was retrieved from Chinese and international databases, guidelines, and websites of professional associations, including systematic reviews and expert consensuses, using the keywords of home enteral nutrition, home tube feeding, old, elder, home care, etc. …”
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    The analysis of the influence of the turbulence model selection on the parameters of interaction of a supersonic jet with an obstacle by R. A. Peshkov, A. S. Shmetkova, O. V. Ispravnikova, Ju. L. Suskina

    Published 2024-10-01
    “…Due to the intense loading of the elements of launch structures when exposed to rocket engine jets, it is obvious that it is necessary to determine the gas-dynamic, thermal and other loads that occur during the launch of the launch vehicle. …”
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