Results 71 to 80 of about 3,617 (292)

The Detrimental Effect of Rainfall on Performance and Stability Characteristics of Aircrafts-A Comprehensive Review

open access: yesInternational Journal of Aviation, Aeronautics, and Aerospace, 2020
The rapidly growing global market demands faster transit of human beings and goods even in unfavorable weather conditions of rainfall. The paper gives an overview of rain research methodologies, mathematical models to track raindrops in the flow field ...
Praneeth HR, Amit Kumar Thakur
doaj   +1 more source

Fluid-Mechanics-Based Aerodynamic Design of Electric Vehicles

open access: yesMATEC Web of Conferences
As the range requirements for electric vehicles (EVs) continue to increase, reducing air resistance has become a feasible approach for vehicle energy conservation optimization. Based on the relevant theories of fluid mechanics, this paper studies the aerodynamic characteristics of EVs and their aerodynamic design and optimization methods.
openaire   +1 more source

Propeller Design for a future QESTOL Aircraft in the BNF Project [PDF]

open access: yes, 2012
Due to increasing airport congestion the German research project 'Bürgernahes Flugzeug' (BNF, citizen friendly airplane) investigates the potential of aircraft for a possible future air transportation system integrating small airports.
Carsten Lenfers, Lenfers, Carsten
core   +1 more source

Risk of Non‐Arteritic Anterior Ischemic Optic Neuropathy in Idiopathic Intracranial Hypertension Patients Treated with GLP‐1 Receptor Agonists

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Introduction Glucagon‐like peptide‐1 receptor agonists (GLP‐1 RAs) have demonstrated significant weight‐reducing effects and may offer benefits in idiopathic intracranial hypertension (IIH); however, recent concerns about the risk of non‐arteritic anterior ischemic optic neuropathy (NAION) have emerged.
Faisal A. Al‐Harbi   +9 more
wiley   +1 more source

A New Method for the Prediction of the Downwash Angle Gradient

open access: yesInternational Journal of Aviation, Aeronautics, and Aerospace, 2019
A new method for the prediction of the downwash angle gradient due to aircraft wings across the span of an aft horizontal tail in the incompressible regime is presented.
MONDHER YAHYAOUI
doaj   +1 more source

Neurovascular Contacts in the Pathophysiology of Neuralgic Amyotrophy: An Observational Study

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Neuralgic amyotrophy (NA) is a prevalent, monophasic, multifocal immune‐mediated neuropathy. A distinctive characteristic of the disease is the occurrence of nerve or fascicle constrictions and torsions (NA‐associated focal nerve lesions, NAFL). The pathophysiology underlying this phenomenon remains to be fully elucidated.
Johannes Fabian Holle   +4 more
wiley   +1 more source

Base Pressure Control using Micro-jets in Supersonic Flow Regimes

open access: yesInternational Journal of Aviation, Aeronautics, and Aerospace, 2018
Base pressure plays a vital role in aerospace-related applications and its control is essential in reduction of drag and improving fuel consumption. Low pressure at the base of Rockets, Missiles, bombs and shells are a very common problem happening at ...
Vigneshvaran Sethuraman   +1 more
doaj   +1 more source

Recent Advances in Fluid Mechanics

open access: yes
The Special Issue "Recent Advances in Fluid Mechanics: Feature Papers, 2024" compiles feature articles—including nine review papers and one original research article—highlighting significant new findings and developments across a broad spectrum of fluid ...

core   +1 more source

Arterial Spin‐Labeling MRI at the Cortical‐CSF Interface: A Novel Biomarker in Alzheimer Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background/Objective Arterial spin‐labeling (ASL) MRI can measure perfusion signal adjacent to CSF spaces and may provide information regarding CSF‐adjacent water transport physiology. We developed an automated pipeline to extract cortical‐CSF interface (IF) perfusion for comparison between Alzheimer disease (AD) and cognitively normal ...
Mona Asghariahmadabad   +22 more
wiley   +1 more source

Investigations of Transport Aircraft Shock Buffet Under Forced Wing Motions

open access: yesEngineering Proceedings
Transonic buffet is a critical self-sustained shock/boundary-layer instability limiting the flight envelope of modern transport aircraft. This study investigates the interaction between shock buffet and forced wing motion on the Airbus XRF-1 wind tunnel ...
Vinzenz Völkl, Christian Breitsamter
doaj   +1 more source

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