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LCO–EGC: levy chaotic optimization-based enhanced graph convolutional network for monitoring health of sports athletes
In this modern world, healthcare monitoring is essential to save human lives. The Internet of Things (IoT) plays a vital role in the monitoring of...
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Toward Active Control of Limit Cycle Oscillations in an Aeroelastic Wing Using a Variable Frequency Flow Disturbance Generator
Limit cycle oscillations (LCOs) in nonlinear aeroelastic systems can be problematic for aircraft and structures, but can also be exploited for...
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Machinability analysis of nickel-based superalloy Nimonic 90: a comparison between wet and LCO2 as a cryogenic coolant
The usage of cryogenic fluid is increasing in the machining industries especially to cut the materials having a lower machinability like Nimonic 90,...
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LCO Flutter Instability on Oscillating Supersonic Wing by Means of Linearized Aerodynamic Small Disturbance Theory
This article offers an optimization procedure in designing much lighter supersonic wing by employing a composite structure by constraining the...
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A generalized van der Pol nonlinear model of vortex-induced vibrations of bridge decks with multistability
The mathematical model of vortex-induced vibrations (VIV) on long-span bridges is important to predict nonlinear structural responses. Such models...
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Adjoint-based limit cycle oscillation instability sensitivity and suppression
Dynamical systems often exhibit limit cycle oscillations (LCOs), self-sustaining oscillations of limited amplitude. LCOs can be supercritical or...
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Li2TiO3 Dopant and Phosphate Coating Improve the Electrochemical Performance of LiCoO2 at 3.0–4.6 V
A sol–gel tandem with a solid-phase modification procedure was developed to synthesize Li 2 TiO 3 -doped LiCoO 2 together with phosphate coatings (denoted...
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Mitigating Lattice Distortion of High-Voltage LiCoO2 via Core-Shell Structure Induced by Cationic Heterogeneous Co-Do** for Lithium-Ion Batteries
Inactive elemental do** is commonly used to improve the structural stability of high-voltage layered transition-metal oxide cathodes. However, the...
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Numerical Analysis of an Airfoil with Nonlinear Stiffness Using DTM
An aeroelastic model of a 2D airfoil, having a nonlinear spring stiffness, is analyzed when subjected to unsteady aerodynamic loads. Theodorsen's...
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Using nonlinear feedback control to improve aircraft nose landing gear shimmy performance
Shimmy vibration is a common oscillation in the nose landing gear (NLG) during aircraft landing and taxiing process, which is a potentially dangerous...
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Reducing shimmy oscillation of a dual-wheel nose landing gear based on torsional nonlinear energy sink
Shimmy is described as a self-induced oscillation for the landing gear which is a threat to the handing quality and safety of aircraft taxiing on the...
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Supersonic Flutter Characteristics of a Nonlinear Spring-Supported Composite Panel Applying Curvilinear Fiber Paths
BackgroundDue to the large span of Mach, supersonic vehicles experience complex nonlinear factors. Considering the nonlinear aeroelastic problems in...
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Improving the energy density of all-solid-state batteries by maximizing the contact area between the solid electrolyte and electrode, and stress issues
Solid-state electrolyte batteries are excellent candidates for the development of safe and high-performance lithium batteries. However, the low ionic...
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Multi-degree of freedom nonlinear energy sinks for passive control of vortex-induced vibrations in a sprung cylinder
The application of multi-degree of freedom nonlinear energy sinks (MDOF-NES) to control the vortex-induced vibrations of a sprung cylinder passively...
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Aeroelastic Models Design/Experiment and Correlation with New Theory
Several examples of experimental model designs, wind tunnel tests and correlationCorrelation with new theory are presented in this chapter. The goal...
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Observer-Based Fuzzy Sliding Mode Control for Nonlinear Aeroelastic Models via Unsteady Aerodynamics
In the present paper, a robust control algorithm is suggested to stabilize and enhance the behavior of flexible nonlinear airfoils of fixed-wing...
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Ab initio Interfacial Chemical Stability of Argyrodite Sulfide Electrolytes and Layered-Structure Cathodes in Solid-State Lithium Batteries
Argyrodite sulfide material, Li 6 PS 5 Cl (LPSC), is an electrolyte for solid-state lithium batteries that features high ionic conductivity, a low...
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Nonlinear aeroelastic analysis of a damped elastica-aerofoil system
This work formulates a comprehensive model of a nonlinear aeroelastic system developed for the analysis of complex aeroelastic phenomena related to...
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On the Effect of Hardening/Softening Structural Non-linearities on an Array of Aerodynamically Coupled Piezoelectric Harvesters
In this work, we study the non-linear dynamic response of two vertically-arranged aero-piezoelastic harvesters. The numerical framework consists of...