Results 141 to 150 of about 180,865 (340)

Eigenspace techniques for active flutter suppression [PDF]

open access: yes
Eigenspace (ES) techniques were used to design an active flutter suppression system for the DAST ARW-2 flight test vehicle. The ES controller meets control surface activity specifications and at the flutter test condition provides reduced wing root ...
Garrard, W. L., Liebst, B. S.
core   +1 more source

Realising Aboriginal Community Controlled Approaches to Child Reunification

open access: yesAustralian Journal of Social Issues, EarlyView.
ABSTRACT Reunification rates for Aboriginal and Torres Strait Islander children in out‐of‐home care (OOHC) in Australia are critically low, even though reunification is the preferred permanency outcome for children following removal, and despite a range of mechanisms and strategies ostensibly to support effective reunification. To better understand the
B. J. Newton   +4 more
wiley   +1 more source

A Study on the Two-Dimensional Numerical Simulation of Wing Flutter in a Heavy Gas

open access: yesAerospace
Using heavy gases in wind tunnel tests can reduce model weight issues, which have intensified with advancements in high-performance aircraft technology. This study employs time-domain analysis to examine the flutter characteristics and correction methods
Zhe Hu, Shun He, Bo Lu, Jun Zha
doaj   +1 more source

Characterization of temporal electrical activity patterns for detection of critical isthmus regions of recurrent atypical atrial flutter [PDF]

open access: gold, 2023
Nadine Vonderlin   +8 more
openalex   +1 more source

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

Nucleic Acid‐Based Molecular Machines for Biological Applications

open access: yesAdvanced NanoBiomed Research, EarlyView.
Molecular machines are devices assembled from molecules with specific functions. In this review, the development of DNA nanostructures, which are then assembled into molecular machines, is summarized. Their classification and biological applications, such as biosensing, targeted therapy, and molecular circuits are introduced.
Yirong Guo, Xiaolei Zuo, Fangfei Yin
wiley   +1 more source

Long-term ECG monitoring using an implantable loop recorder for the detection of atrial fibrillation after cavotricuspid isthmus ablation in patients with atrial flutter

open access: green, 2015
Байрамова Севда Афгановна   +5 more
openalex   +2 more sources

Results of a parametric aeroelastic stability analysis of a generic X-wing aircraft [PDF]

open access: yes
This paper discusses the trends in longitudinal dynamic aeroelastic stability of a generic x-wing aircraft model with design parameter variations. X-wing rotor blade sweep angle, ratio of blade mass to total vehicle mass, blade structural stiffness cross-
Gilbert, Michael G.   +2 more
core   +1 more source

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