Results 21 to 30 of about 16,581 (251)

Preventing the Risks of Inadequate Human-Computer Interaction (HCI) Systems in Manned Spacecraft Missions: Toward an International Public Policy Framework Proposal [PDF]

open access: yesAdvanced Space Law
This scientific research paper analyzes the link between space technology and space law through specifically designed Human-Computer Interaction (HCI) systems applied in manned spacecraft missions, notably by the National Aeronautics and Space ...
Stefani Stojchevska, Sami Mehmeti
doaj   +1 more source

Evaluation of the Earth Systems Research Laboratory's global Observing System Simulation Experiment system [PDF]

open access: yesTellus: Series A, Dynamic Meteorology and Oceanography, 2013
An Observing System Simulation Experiment (OSSE) system has been implemented at the National Oceanographic and Atmospheric Administration Earth Systems Research Laboratory in the US as part of an international Joint OSSE effort.
Nikki C. Privé   +5 more
doaj   +1 more source

Refined GEDI Level-2A Database Construction: Focused on Gyeonggi Province, Republic of Korea [PDF]

open access: yesGeo Data
The Global Ecosystem Dynamics Investigation (GEDI), a full-waveform light detection and ranging system, translated the energy into a continuous waveform and recorded the signals chronologically for enabling geometric analysis of the vertical structure of
Kyeong-Hun Cho, Seung-Kuk Lee
doaj   +1 more source

Medium-Scale UAVs: A Practical Control System Considering Aerodynamics Analysis

open access: yesDrones, 2022
Unmanned aerial vehicles (UAVs) have drawn significant attention from researchers over the last decade due to their wide range of possible uses. Carrying massive payloads concurrent with light UAVs has broadened the aeronautics context, which is feasible
Mohammad Sadeq Ale Isaac   +7 more
doaj   +1 more source

Observational Needs for Improving Ocean and Coupled Reanalysis, S2S Prediction, and Decadal Prediction

open access: yesFrontiers in Marine Science, 2019
Developments in observing system technologies and ocean data assimilation (DA) are symbiotic. New observation types lead to new DA methods and new DA methods, such as coupled DA, can change the value of existing observations or indicate where new ...
Stephen G. Penny   +30 more
doaj   +1 more source

Artificial light at night and social vulnerability: An environmental justice analysis in the U.S. 2012–2019

open access: yesEnvironment International, 2023
Background: Artificial Light at Night (ALAN) is an emerging health risk factor that has been linked to a wide range of adverse health effects. Recent study suggested that disadvantaged neighborhoods may be exposed to higher levels of ALAN.
Qian Xiao   +6 more
doaj  

Drag Reduction by Laminar Flow Control

open access: yesEnergies, 2018
The Energy System Transition in Aviation research project of the Aeronautics Research Center Niedersachsen (NFL) searches for potentially game-changing technologies to reduce the carbon footprint of aviation by promoting and enabling new propulsion and ...
Nils Beck   +5 more
doaj   +1 more source

An Ensemble Mean and Evaluation of Third Generation Global Climate Reanalysis Models

open access: yesAtmosphere, 2018
We have produced a global ensemble mean of the four third-generation climate reanalysis models for the years 1981–2010. The reanalysis system models used in this study are National Centers for Environmental Prediction (NCEP) Climate Forecast System
Jeffrey D. Auger   +4 more
doaj   +1 more source

Numerical 3D study on the influence of spanwise distribution of tubercles on wings for UAV applications [PDF]

open access: yesMATEC Web of Conferences, 2019
In this work, a 3D numerical study on the influence of the spanwise distribution of tubercles for UAV applications is presented. The idea of using tubercles in aeronautics comes from the humpback whale (Megaptera novaeangliae) which has a characteristic ...
Papadopoulos Charalampos   +2 more
doaj   +1 more source

Novel CNTs grafting on carbon fibres through CVD: investigation of epoxy matrix/fibre interface via nanoindentation [PDF]

open access: yesMATEC Web of Conferences, 2019
Carbon Fibre Reinforced Polymers (CFRPs) have spread to a broad range of sectors including automobile, aeronautics and space industry the last decades.
Termine Stefania   +3 more
doaj   +1 more source

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