Results 171 to 180 of about 106,651 (339)

The noise generation by a main landing gear door

open access: yes, 2016
Experimental measurements and numerical simulations were conducted on a simplified main landing gear model that consists of a leg-door, and a main strut in a parallel configuration. The effects of varying the leg-door angle of attack, and the gap distance between the two elements, were initially studied by two-dimensional and low-order numerical ...
openaire   +1 more source

Democratising Multi‐Projector Displays

open access: yesComputer Graphics Forum, EarlyView.
Spatially augmented reality (SAR) transforms large, surround, collaborative experiences out of VR/AR headsets to the real world by merging content from projectors with the physical environment. This detailed state‐of‐the‐art survey reports on the advancements in multi‐projector aggregation and hardware technologies used to achieve SAR and build ...
Aditi Majumder, Muhammad Twaha Ibrahim
wiley   +1 more source

No escape from microplastics: Contamination of reef manta ray feeding areas in a remote, protected archipelago

open access: yesConservation Science and Practice, EarlyView.
We found microplastic contamination of the upper water column around the Chagos Archipelago, a remote, protected archipelago in the central Indian Ocean. Key aggregation areas for reef manta rays (Mobula alfredi) were contaminated, putting them at risk of microplastic ingestion.
J. Savage   +5 more
wiley   +1 more source

Development of Aircraft Sandwich Parts

open access: yesActa Polytechnica, 2000
The presented paper shows the design and development process of sandwich parts. A spoiler plate and a main landing gear door are developed. Sandwich parts are made of C/E composite facings and a foam core.
J. Křena, B. Cabrnoch
doaj  

Modelling and Simulation of an Aircraft Main Landing Gear Shock Absorber

open access: yes, 2015
Every traditional aircraft has a shock absorber in its main landing gear. A shock absorber takes the brunt of the shock imparted to the landing gear, absorbs it and dissipates the kinetic energy. This thesis is based on the construction of a realistic analytical model of an oleo-pneumatic shock absorber for a combat aircraft.
openaire   +2 more sources

Behavior of aircraft antiskid braking systems on dry and wet runway surfaces: Hydromechanically controlled system [PDF]

open access: yes
The investigation utilized one main gear wheel, brake, and tire assembly of a McDonnell Douglas DC-9 series 10 airplane. The landing-gear strut was replaced by a dynamometer.
Smith, E. G.   +2 more
core   +1 more source

Participatory approaches to improving recreational fisheries management in a remote island system

open access: yesConservation Science and Practice, EarlyView.
Marine recreational fisheries management is often impacted by data deficiencies and conflicting stakeholder views. Using participatory approaches can help to increase fisher engagement and identify trade‐offs to boost future management. Social science tools, including scenario‐based approaches, were used to explore recreational fisheries on a remote ...
Claire Collins   +6 more
wiley   +1 more source

A Comparative Study of Simulated and Measured Main Landing Gear Noise for Large Civil Transports [PDF]

open access: yes
Computational results for the NASA 26%-scale model of a six-wheel main landing gear with and without a toboggan-shaped noise reduction fairing are presented. The model is a high-fidelity representation of a Boeing 777-200 aircraft main landing gear.
Fares, Ehab   +3 more
core   +1 more source

Monitoring small‐scale fisheries through participatory, app‐based surveys in the tropical archipelago of São Tomé and Príncipe

open access: yesConservation Science and Practice, EarlyView.
Small Island Developing States have limited capacity to monitor Small Scale Fisheries, despite their high dependence on marine resources. Participatory monitoring of Small Scale Fisheries can fill data gaps while integrating resource users into fisheries management.
Guillermo Porriños   +17 more
wiley   +1 more source

Does nature shape risk preferences? Evidence from Chile, Norway, and Tanzania

open access: yesEconomic Inquiry, Volume 63, Issue 2, Page 568-590, April 2025.
Abstract Does exposure to a more risky environment affect risk preferences? Going beyond single‐case study evidence, we report results from five surveys conducted in three countries and link this with administrative data to study whether a link between exposure and preferences is detectable and widespread. We find no evidence for endogenous preferences
Florian Diekert, Robbert‐Jan Schaap
wiley   +1 more source

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