Results 11 to 20 of about 114,089 (230)
Computing the set of Epsilon-efficient solutions in multiobjective space mission design [PDF]
In this work, we consider multiobjective space mission design problems. We will start from the need, from a practical point of view, to consider in addition to the (Pareto) optimal solutions also nearly optimal ones.
Carlos A. Coello Coello +11 more
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Mots et discours de science dans la science-fiction
Science fiction has close ties with science, as we know, but this article focuses more specifically on the words of science, the scientific vocabulary, which we often find in science fiction texts and, in particular, on the enlightening way in which ...
Ugo Bellagamba, Roland Lehoucq
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Research and application of aluminum foam materials
The foamed metals have become the new structural functional materials with the excellent properties of heat, sound, light weight, and energy absorption.
ZHANG Hong-ying +2 more
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Non-linear autopilot design using the philosophy of variable transient response [PDF]
The novel non-linear controller design methodology of Variable Transient Response (VTR) is presented in this research. The performance of VTR is compared to that of successful non-linear controller designs (such as Robust Inverse Dynamics Estimation and ...
Brindley, Joseph +2 more
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MACROECONOMIC ASPECTS OF THE ANALYSIS OF THE WORLD MARKET OF SPACE PRODUCTS AND SERVICES
The main organizational characteristics of the world space industry in the context of increased international competition have been determined. The most characteristic changes in the global market of space products have been identified.
A. Krishtofor
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Space Habitat Astronautics: Multicolour Lighting Psychology in a 7-Day Simulated Habitat
During space missions, astronauts live in a confined technological environment, completely isolated and deprived of the variety and variation found in the environment on Earth.
Ao Jiang +7 more
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With increasing attention on containment control problems in several areas, we investigate this specific problem which can be more practical. Systems with nonconvex input and position constraints are common but can be strongly nonlinear.
Ning Gao, Yikang Yang
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Deflecting small asteroids using laser ablation : Deep space navigation and asteroid orbit control for LightTouch2 Mission [PDF]
This paper presents a low-cost, low mass, mission design to successfully intercept and deflect a small and faint, 4 m in diameter asteroid. Intended to be launched after 2025, the laser-ablating mission, LightTouch2 will be used to deflect the orbit of ...
Branco, Joao +4 more
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Towards the noise reduction of piezoelectrical-driven synthetic jet actuators [PDF]
This paper details an experimental investigation aimed at reducing the noise output of piezoelectrical-driven synthetic jet actuators without compromising peak jet velocity.
Anderson D. F. +18 more
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Convair Astronautics, San Diego (California)
Este brillante y espectacular complejo industrial se ha creado especialmente para la investigación y fabricación de cohetes intercontinentales y vehículos del espacio de las Fuerzas Aéreas de los EE.
Arquitectos Pereira & Luckmam
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