Results 201 to 210 of about 121,812 (366)

Experimental and analytical transonic flutter characteristics of a geared-elevator configuration [PDF]

open access: yes
The flutter model represented the aft fuselage and empennage of a proposed supersonic transport airplane and had an all movable horizontal tail with a geared elevator. It was tested mounted from a sting in the transonic dynamics tunnel. Symmetric flutter
Doggett, R. V., Jr.   +2 more
core   +1 more source

Altered Patterns of Dynamic Functional Connectivity Underpin Reduced Expressions of Social–Emotional Reciprocity in Autistic Adults

open access: yesAutism Research, EarlyView.
ABSTRACT To identify the neurocognitive mechanisms underpinning the social difficulties that characterize autism, we performed functional magnetic resonance imaging on pairs of autistic and non‐autistic adults simultaneously whilst they interacted with one another on the iterated Ultimatum Game (iUG)—an interactive task that emulates the reciprocal ...
Kristína Czekóová   +8 more
wiley   +1 more source

Further studies of stall flutter and nonlinear divergence of two-dimensional wings [PDF]

open access: yes
An experimental investigation is made of the purely torsional stall flutter of a two-dimensional wing pivoted about the midchord, and also of the bending-torsion stall flutter of a two-dimensional wing pivoted about the quarterchord.
Chopra, I., Dugundji, J.
core   +1 more source

The Value Chain of Sustainable Dual Carbon Sodium Ion Capacitors

open access: yesBatteries &Supercaps, EarlyView.
Sodium‐ion capacitors (SICs) bridge the energy‐power gap between batteries and supercapacitors, offering sustainable and scalable energy storage solutions. This review provides a 360‐degree perspective on SIC technology, covering material choices, presodiation strategies, manufacturing challenges, applications and life cycle assessment to ensure ...
Roman Mysyk   +23 more
wiley   +1 more source

Biofuel policies used by IEA Bioenergy Task 39 countries: the transition to using the carbon intensity (CI) of biofuels to set targets

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract The International Energy Agency (IEA) Bioenergy Task 39 countries share a collective ambition to decarbonize their transport sectors, with biofuels and ‘enabling’ policies playing a key role in achieving this goal. ‘Market‐pull’ and ‘technology‐push’ policies have been used successfully, with countries' targets often set using volumetric or ...
Hana Mohammadi, Jack Saddler
wiley   +1 more source

How can a cooperative‐based organization of indigenous fisheries foster the resilience to global changes? Lessons learned by coastal communities in eastern Québec

open access: yesEnvironmental Policy and Governance, Volume 32, Issue 6, Page 546-559, December 2022., 2022
Abstract Halieutic resources and small‐scale fisheries are globally under stress due to global changes. This phenomenon has very strong impacts on the socioeconomic situation of vast coastal areas worldwide and of the communities living there, whose economies rely on the ocean.
Marco Alberio, Marina Soubirou
wiley   +1 more source

Experimental parametric studies of transonic T-tail flutter [PDF]

open access: yes
Wind-tunnel tests of the T-tail of a wide-body jet airplane were made at Mach numbers up to 1.02. The model consisted of a 1/13-size scaled version of the T-tail, fuselage, and inboard wing of the airplane.
Ruhlin, C. L., Sandford, M. C.
core   +1 more source

A ‘fluttering’ diastolic murmur [PDF]

open access: yesEuropean Heart Journal - Cardiovascular Imaging, 2018
Sami Firoozi   +3 more
openaire   +3 more sources

Status and future plans of the Drones for Aerodynamic and Structural Testing (DAST) program [PDF]

open access: yes
Results from flight tests of the ARW-1 research wing are presented. Preliminary loads data and experiences with the active control system for flutter suppression are included along with comparative results of test and prediction for the flutter boundary ...
Murrow, H. N.
core   +1 more source

Acute cardiovascular effects associated with the use of prescription medications: A Danish nationwide screening study

open access: yesBritish Journal of Clinical Pharmacology, EarlyView.
Abstract Aim This study aims to conduct a hypothesis‐generating screening for acute cardiovascular effects of prescription medications. Methods This Danish nationwide screening study was conducted among incident cases of cardiovascular diseases, including myocardial infarction (MI), ischemic stroke (IS), heart failure (HF), venous thromboembolism (VTE),
Saad Hanif Abbasi   +4 more
wiley   +1 more source

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