Results 121 to 130 of about 2,450,106 (226)

Optimal Design and Testing of a Thermoplastic Pressurized Passenger Door Manufactured Using Thermoforming. [PDF]

open access: yesPolymers (Basel), 2021
Růžek R   +5 more
europepmc   +1 more source

Shuttle spacelab simulation using a Lear jet aircraft: Mission no. 3 (ASSESS program) [PDF]

open access: yes
The third ASSESS mission using a Lear Jet aircraft conducted to continue the study of scientific experiment operations in a simulated Spacelab environment. Prior to the mission, research planning and equipment preparation were observed and documented.
Mason, R. H.   +2 more
core   +1 more source

UAS Autonomous Hazard Mitigation through Assured Compliance with Conformance Criteria [PDF]

open access: yes
The behavior of a drone depends on the integrity of the data it uses and the reliability of the avionics systems that process that data to affect the operation of the aircraft.
Dill, Evan, T.   +3 more
core   +1 more source

Making the Implicit Explicit: Towards an Assurance Case for DO-178C [PDF]

open access: yes
For about two decades, compliance with Software Considerations in Airborne Systems and Equipment Certification (DO-178B) has been the primary means for receiving regulatory approval for using software on commercial airplanes.
Holloway, C. Michael
core   +1 more source

Agenda toward the development of a rational noise descriptor system relevant to human annoyance by en route aircraft noise [PDF]

open access: yes
A rational, internationally consistent, noise descriptor system is needed to express existing and predicted en route aircraft noise levels in terms closely correlated to the annoyance perceived by people and physiologically identifiable in people, to ...
Garbell, Maurice A.
core   +1 more source

The Experimental Verification of Direct-Write Silver Conductive Grid and ARIMA Time Series Analysis for Crack Propagation. [PDF]

open access: yesSensors (Basel), 2021
Kurnyta A   +5 more
europepmc   +1 more source

Training of Instrumentalists and Development of New Technologies on SOFIA

open access: yes, 2009
This white paper is submitted to the Astronomy and Astrophysics 2010 Decadal Survey (Astro2010)1 Committee on the State of the Profession to emphasize the potential of the Stratospheric Observatory for Infrared Astronomy (SOFIA) to contribute to the ...
Allamandola, Louis J.   +49 more
core   +1 more source

Structure Life Extension towards the Structural Integrity of Sukhoi Su-30MKM. [PDF]

open access: yesMaterials (Basel), 2021
Venugopal A   +5 more
europepmc   +1 more source

Research requirements to reduce maintenance costs of civil helicopters [PDF]

open access: yes
The maintenance problems faced by the operators of civil helicopters that result in high costs are documented. Existing technology that can be applied to reduce maintenance costs and research that should be carried out were identified.
Million, D. J., Waters, K. T.
core   +1 more source

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