Results 21 to 30 of about 132,017 (306)

Increasing the robustness and crack resistivity of high-performance carbon fiber composites for space applications

open access: yesiScience, 2021
Summary: The endeavors to develop manufacturing methods that can enhance polymer and composite structures in spacecraft have led to much research and innovation over many decades. However, the thermal stability, intrinsic material stress, and anisotropic
Michal Delkowski   +3 more
doaj   +1 more source

Loss of physical contact in space alters the dopamine system in C. elegans

open access: yesiScience, 2022
Summary: Progressive neuromuscular decline in microgravity is a prominent health concern preventing interplanetary human habitation. We establish functional dopamine-mediated impairments as a consistent feature across multiple spaceflight exposures and ...
Surabhi Sudevan   +11 more
doaj   +1 more source

Small Satellite Operational Phase Thermal Analysis and Design: A Comparative Study [PDF]

open access: yesINCAS Bulletin, 2021
This paper is about the modeling and design of the passive thermal control system for the European Student Earth Orbiter (ESEO) satellite. A detailed thermal model was created in Thermal Desktop software.
Ahmed ELWETEEDY   +2 more
doaj   +1 more source

Optimization of positional parameters of close-formation flight for blended-wing-body configuration

open access: yesHeliyon, 2018
In the present study, we study formation flight with two flying wing configurations. A low speed wind tunnel test is conducted to validate the accuracy of the Computational Fluid Dynamics (CFD).
Tao Yang   +4 more
doaj   +1 more source

Variational Analysis and Aerospace Engineering [PDF]

open access: yes, 2016
This book presents papers surrounding the extensive discussions that took place from the ‘Variational Analysis and Aerospace Engineering’ workshop held at the Ettore Majorana Foundation and Centre for Scientific Culture in 2015. Contributions to this volume focus on advanced mathematical methods in aerospace engineering and industrial engineering such ...
FREDIANI, ALDO   +3 more
openaire   +1 more source

Integrated New Product Introduction Challenges in Aerospace Manufacturing [PDF]

open access: yes, 2011
The key dynamic in supporting an efficient and effective new product introduction is the nature of the exchange of information between the functions of manufacturing engineering and design engineering. This paper describes a study of this dynamic with
Shehab, Essam   +5 more
core   +1 more source

Planning Manufacturing in a Concurrent Engineering Environment: A Case Study [PDF]

open access: yes, 2011
This paper presents an investigation of current state practice of the Manufacturing Engineering discipline for concurrent manufacturing planning. The research adopted a case study approach and has been conducted at a globally operating manufacturer of
Chris Beadle   +5 more
core   +1 more source

The History of Aerospace/Aerospace/Aeronautics Engineering in Portugal

open access: yes50th AIAA Aerospace Sciences Meeting including the New Horizons Forum and Aerospace Exposition, 2012
In the present study the origins of the aeronautics engineering education in Portugal are investigated, as well as the relations between the different initiatives that occurred in the beginning of the twentieth century. This paper aims at reporting the most relevant initiatives in Portugal and the actors involved.
Barata, Jorge M. M.   +2 more
openaire   +3 more sources

Determination of Parameters during Quasi-Steady Stall Maneuver Using Genetic Algorithm

open access: yesInternational Journal of Aviation, Aeronautics, and Aerospace, 2019
The current work offers the determination of longitudinal aerodynamic derivatives during flight manoeuver at angles of attack near the stall. The flight manoeuver near stall is highly non-linear in nature due to separated flow at such elevated angles of ...
AMBUJ SRIVASTAVA   +2 more
doaj   +1 more source

Intersubjective management in aerospace engineering

open access: yesMATEC Web of Conferences, 2017
This article presents a postnonclassical approach to create the science of management processes organization in a developing society, the focus of which is “the man of culture”, i.e.
Arpentieva Mariam   +2 more
doaj   +1 more source

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