Results 61 to 70 of about 25,595 (255)

Numerical study on the aerodynamic performance of the three-dimensional wing of a jellyfish-like flyer

open access: yesFrontiers in Physics, 2023
The jellyfish-like flying machine is a new development direction of the future bionic flapping-wing aircraft besides the insect-mimic and bird-mimic micro air vehicles (MAVs).
Xueguang Meng   +3 more
doaj   +1 more source

Harnessing Phase Separation for the Development of High‐Performance Hydrogels

open access: yesAdvanced Science, EarlyView.
ABSTRACT Hydrogels are indispensable for the development of next‐generation bioelectronics, soft robotics, and biomedical devices, where their mechanical properties determine performance and reliability. Among strategies to enhance hydrogel mechanics, phase separation enables controlled heterogeneity resulting in gel networks that are reinforced by ...
Yue Shao   +3 more
wiley   +1 more source

The micro aerial vehicle (MAV) with flapping wings [PDF]

open access: yes
[[abstract]]The research of micro aerial vehicles (MAVs) is a new field of low-Reynolds-number flow, which attracts much attention in the advanced aeronautical area.
楊龍杰
core   +1 more source

Gecko‐Like Multi‐Directional High‐Power Magneto–Mechano–Electric Energy Harvesters for Self‐Powered, Hundred‐Meter‐Scale LoRa Communication

open access: yesAdvanced Science, EarlyView.
Gecko like multi directional high power magneto mechano electric energy harvester (MME EH) for self powered, hundred meter scale LoRa communication. Inspired by the symmetric and flexible limb motion of geckos, the biomimetic harvester enables coordinated bending twisting responses to weak, low frequency (50/60 Hz) stray magnetic fields from power ...
Shitong Fang   +13 more
wiley   +1 more source

Design and Construction of an Experiment for the Investigation of the Effects of Gust on Flapping Wing Micro Air Vehicle Power Consumption [PDF]

open access: yes, 2013
In recent years, the promising nature of flapping wing flight has led researchers to investigate the wing morphology and unsteady wing aerodynamics found in insects to aid in the design of modern micro air vehicles (MAVs).
Hiller, Brett
core   +1 more source

Unsteady aerodynamic forces of a flapping wing [PDF]

open access: yesJournal of Experimental Biology, 2004
SUMMARYThe unsteady aerodynamic forces of a model fruit fly wing in flapping motion were investigated by numerically solving the Navier–Stokes equations. The flapping motion consisted of translation and rotation [the translation velocity (ut) varied according to the simple harmonic function (SHF), and the rotation was confined to a short period around ...
Jiang Hao, Wu, Mao, Sun
openaire   +2 more sources

High‐Speed Altitude Regulation With Neuromorphic Camera and Lightweight Embedded Computation

open access: yesAdvanced Intelligent Systems, EarlyView.
Neuromorphic cameras deliver rapid, high‐dynamic‐range sensing but overwhelm embedded processors at high speeds. This work presents a lightweight, optimized Lucas–Kanade optical flow method with parallelization, gyroscopic derotation, and adaptive event slicing.
Simon L. Jeger   +3 more
wiley   +1 more source

Uncovering the physics of flapping flat plates with artificial evolution [PDF]

open access: yes, 2005
We consider an experiment in which a rectangular flat plate is flapped with two degrees of freedom, and a genetic algorithm tunes its trajectory parameters so as to achieve maximum average lift force, thus evolving a population of trajectories all ...
Gharib, Morteza, Milano, Michele
core   +1 more source

Adults With Intellectual Disability Moving out of the Family Home Using the National Disability Insurance Scheme: Family Members' Planning Experiences

open access: yesAustralian Journal of Social Issues, EarlyView.
ABSTRACT For adults with intellectual disability and their families, future planning and moving out of the family home in Australia will increasingly occur within the context of the National Disability Insurance Scheme (NDIS). As a market‐based, individualised funding system its impact on this transition remains largely unknown. This paper reports on a
I. Belperio   +5 more
wiley   +1 more source

Face and Construct Validity of a Grapefruit Arthroscopy Training Model With Active Fluid Management

open access: yesArthroscopy, Sports Medicine, and Rehabilitation, EarlyView.
Purpose To evaluate the face and construct validity of a grapefruit arthroscopy training model with active fluid management across varying levels of arthroscopic experience. Methods Orthopaedic residents, fellows, and attending surgeons were stratified into novice (n = 10), intermediate (n = 10), and advanced (n = 9) groups.
Harrison A. Volaski   +5 more
wiley   +1 more source

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