Results 91 to 100 of about 151,552 (312)

Structure and Spectroscopic Characterisation of Phenanthroline‐Based Iodobismuthate(III) Complexes Utilised for Raw Acoustic Signal Classification

open access: yesAdvanced Intelligent Discovery, EarlyView.
Memristors based on trimethylsulfonium (phenanthroline)tetraiodobismuthate have been utilised as a nonlinear node in a delayed feedback reservoir. This system allowed an efficient classification of acoustic signals, namely differentiation of vocalisation of the brushtail possum (Trichosurus vulpecula).
Ewelina Cechosz   +4 more
wiley   +1 more source

Are pheromone traps applicable to forecast an insect pest phenology? A case study on codling moth

open access: yesJournal of Crop Protection, 2015
Applying a precise forecasting method is necessary to achieve acceptable results in IPM programs. Performances of the wing and delta pheromone traps for forecasting the codling moth phenology were compared with physiological time data based on Degree ...
Hossein Ranjbar Aghdam
doaj  

Simulation on Buffet Response and Mitigation of Variant-Tailed Aircraft in Maneuver State

open access: yesVibration
This study proposes a computational fluid dynamics and computational structure dynamics (CFD/CSD) coupled method for calculating the buffet response of a variant tail wing.
Dawei Liu   +6 more
doaj   +1 more source

Growth of Audouin's gull chicks: the role of prehatch and posthatch factors

open access: yesScientia Marina, 2003
We compared the growth rates of Audouin´s Gull (Larus audouinii) chicks from the Ebro Delta and Columbretes Islands. Chicks from the Columbretes Islands were reared in captivity and fed ad libitum. Wild chicks from the Ebro Delta weighed more than chicks
Elena Villuendas, Blanca Sarzo
doaj   +1 more source

Wind-tunnel roll-damping measurements of a winged space shuttle configuration in launch attitude [PDF]

open access: yes
Ground-wind load studies were conducted on three model configurations to assess the importance of aeroelastic instabilities of erected space shuttle vehicles.
Davenport, E. E., Hess, R. W.
core   +1 more source

Macro aerodynamic devices controlled by micro systems [PDF]

open access: yes, 1997
Micro-ElectroMechanical-Systems (MEMS) have emerged as a major enabling technology across the engineering disciplines. In this study, the possibility of applying MEMS to the aerodynamic field was explored.
Ho, C. M.   +4 more
core   +1 more source

Smart Bioinspired Material‐Based Actuators: Current Challenges and Prospects

open access: yesAdvanced Intelligent Systems, Volume 7, Issue 3, March 2025.
This work gathers, in a review style, an extensive and comprehensive literature overview on the development of autonomous actuators based on synthetic materials, bringing together valuable knowledge from several studies. Furthermore, the article identifies the fundamental principles of actuation mechanisms and defines key parameters to address the size
Alejandro Palacios   +4 more
wiley   +1 more source

Three dimensional steady and unsteady asymmetric flow past wings of arbitrary planforms [PDF]

open access: yes
The nonlinear discrete vortex method was extended to treat the problem of asymmetric flows past a wing with leading-edge separation, including steady and unsteady flows.
Atta, E. H.   +2 more
core   +1 more source

From Origami to Bistable and Laminate Structures: A Review for Multifunctional Applications from Structural Perspective of Shape‐Changing Structures

open access: yesAdvanced Intelligent Systems, EarlyView.
This review explores how shape‐changing structures—origami, bistable, and laminate structures—enable multifunctionality in soft robotics and metamaterials. Starting from structural design, it examines core principles, real‐world applications, and ongoing challenges.
Lingchen Kong, Yaoyao Fiona Zhao
wiley   +1 more source

Numerical Simulation of Self-Sustained Roll Oscillations of an 80-Degree Delta Wing Caused by Leading-Edge Vortices

open access: yesAerospace
Numerical simulations of an 80-degree delta wing in free-to-roll motion are performed by applying the dynamic fluid–body interaction (DFBI) model and the overlap/chimera method using the URANS equations.
Mohamed Sereez   +3 more
doaj   +1 more source

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