Results 101 to 110 of about 235,239 (268)

Current Tracking Adaptive Control of Brushless DC Motors

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView.
In this paper, the current tracking for Brushless Direct Current motors is approached considering uncertainty in the parameters of the motor's model. An adaptive control scheme to compensate electrical parameters uncertainty is proposed without requiring any knowledge of the mechanical parameters.
Fernanda Ramos‐García   +3 more
wiley   +1 more source

Synchronization in driven versus autonomous coupled chaotic maps

open access: yes, 2005
The phenomenon of synchronization occurring in a locally coupled map lattice subject to an external drive is compared to the synchronization process in an autonomous coupled map system with similar local couplings plus a global interaction.
A. Pikovsky, M. G. Cosenza, M. Pineda
core   +1 more source

3D‐Printed Serial Snap‐Through Architectures for Programmable Mechanical Response

open access: yesAdvanced Engineering Materials, EarlyView.
A serial snap‐through architecture is realized using compact 3D‐printed von Mises truss units arranged in a staged cascade. Their geometry and boundary conditions program multistage mechanical responses with plateaux and re‐hardening regimes. An inverted‐compliance model predicts these behaviors and enables analytical design of programmable force ...
Filipe A. Santos
wiley   +1 more source

Adaptive Fixed Time Control for Generalized Synchronization of Mismatched Dynamical Systems With Parametric Estimations

open access: yesIEEE Access, 2019
This paper is concerned with the adaptive fixed time control problem for generalized synchronization of mismatched dynamical systems with parametric estimations.
Jianxiang Yang, Anle Mu
doaj   +1 more source

Enhanced synchronization in an array of spin torque nano oscillators in the presence of oscillating external magnetic field

open access: yes, 2014
We demonstrate that the synchronization of an array of electrically coupled spin torque nano-oscillators (STNO) modelled by Landau-Lifshitz-Gilbert-Slonczewski (LLGS) equation can be enhanced appreciably in the presence of a common external microwave ...
Chandrasekar, V. K.   +2 more
core   +1 more source

Organic Electrochemical Transistor Channel Materials: Copolymerization Versus Physical Mixing of Glycolated and Alkoxylated Polymers

open access: yesAdvanced Functional Materials, EarlyView.
This work discusses the use of blended channel materials in OECTs. It explores how mixing glycolated and alkoxylated polymers in various ratios offers a simpler and more efficient route to tuning OECT properties. The performance of the polymer blends is compared to the corresponding copolymers, demonstrating similar OECT characteristics, swelling ...
Lize Bynens   +14 more
wiley   +1 more source

Fixed-Time Prescribed Performance Synchronization for Complex Networks via Aperiodically Intermittent Event-Triggered Pinning Control

open access: yesIEEE Access
This paper deals with the fixed-time prescribed performance synchronization of complex networks using intermittent event-triggered pinning control. A fixed-time prescribed performance function is employed to guarantee the specified steady and transient ...
Junru Zhang   +3 more
doaj   +1 more source

Synchronization of globally coupled two-state stochastic oscillators with a state dependent refractory period

open access: yes, 2012
We present a model of identical coupled two-state stochastic units each of which in isolation is governed by a fixed refractory period. The nonlinear coupling between units directly affects the refractory period, which now depends on the global state of ...
A. Pikovsky   +6 more
core   +1 more source

3D (Bio) Printing Combined Fiber Fabrication Methods for Tissue Engineering Applications: Possibilities and Limitations

open access: yesAdvanced Functional Materials, EarlyView.
Biofabrication aims at providing innovative technologies and tools for the fabrication of tissue‐like constructs for tissue engineering and regenerative medicine applications. By integrating multiple biofabrication technologies, such as 3D (bio) printing with fiber fabrication methods, it would be more realistic to reconstruct native tissue's ...
Waseem Kitana   +2 more
wiley   +1 more source

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