Results 51 to 60 of about 53,622 (251)

On the robust synchronization of Brockett oscillators [PDF]

open access: yes, 2016
International audienceIn this article, motivated by a recent work of R. Brockett Brockett (2013), we study a robust synchronization problem for multistable Brockett oscillators within an Input-to-State Stability (ISS) framework.
Ahmed, Hafiz   +2 more
core   +4 more sources

Evidence for Itinerant Ferromagnetic Flat Bands Producing Large Transverse Responses

open access: yesAdvanced Materials, EarlyView.
Itinerant ferromagnetic flat bands are demonstrated in GdCo5 with a high Curie temperature of 940K, a stacked honeycomb–kagome lattice, through angle‐resolved photoemission spectroscopy and magneto‐thermoelectric measurements. These topological flat bands generate large Berry curvaturte, producing gigantic anomalous Nernst effect with record‐high ...
Susumu Minami   +15 more
wiley   +1 more source

Input-to-State Stability of Nonlinear Switched Systems via Lyapunov Method Involving Indefinite Derivative

open access: yesComplexity, 2018
This paper studies the input-to-state stability (ISS) of nonlinear switched systems. By using Lyapunov method involving indefinite derivative and average dwell-time (ADT) method, some sufficient conditions for ISS are obtained.
Peng Li, Xiaodi Li, Jinde Cao
doaj   +1 more source

A Cooperative ADRC-Based Approach for Angular Velocity Synchronization and Load-Sharing in Servomechanisms

open access: yesEnergies, 2022
This paper is concerned with designing a dynamical synchronization (via a robust cooperative control) of an electromechanical system network (EMSN), consisting of nonidentical brushed DC motors, where only the motors’ angular velocity measurements are ...
W. Fermin Guerrero-Sánchez   +6 more
doaj   +1 more source

Computation of local ISS Lyapunov functions via linear programming [PDF]

open access: yes, 2014
In this paper, we present a numerical algorithm for computing a local ISS Lyapunov function for systems which are locally input-to-state stable (ISS) on compact subsets of the state space. The algorithm relies on a linear programming problem and computes
Baier, Robert   +4 more
core   +1 more source

Input-to-State Stability with Respect to Boundary Disturbances for a Class of Semi-linear Parabolic Equations

open access: yes, 2017
This paper studies the input-to-state stability (ISS) properties based on the method of Lyapunov functionals for a class of semi-linear parabolic partial differential equations (PDEs) with respect to boundary disturbances.
Zheng, Jun, Zhu, Guchuan
core   +1 more source

Analysis of input-to-state stability for discrete time nonlinear systems via dynamic programming [PDF]

open access: yes, 2005
The input-to-state stability (ISS) property for systems with disturbances has received considerable attention over the past decade or so, with many applications and characterizations reported in the literature.
Dower, PM   +3 more
core   +1 more source

n‐Type Polymer Radio Frequency Rectifiers Operating at 18.5 GHz

open access: yesAdvanced Materials, EarlyView.
Combining an n‐doped polymer semiconductor with wafer‐scale asymmetric planar electrodes featuring work function‐engineered contacts yields radio‐frequency diodes and rectifying circuits operating at up to 18.5 GHz. The devices combine scalable manufacturing with an operating frequency previously unattainable by large‐area organic electronics ...
Lazaros Panagiotidis   +19 more
wiley   +1 more source

Lyapunov-Based Controller Using Nonlinear Observer for Planar Motors

open access: yesMathematics, 2022
In general, it is not easy work to design controllers and observers for high-order nonlinear systems. Planar motors that are applied to semiconductor wafer-stage processes have 14th-order nonlinear dynamics and require high resolution for position ...
Khac Huan Su   +3 more
doaj   +1 more source

Strict Lyapunov functions for semilinear parabolic partial differential equations [PDF]

open access: yes, 2011
International audienceFor families of partial differential equations (PDEs) with particular boundary conditions, strict Lyapunov functions are constructed.
Mazenc, Frédéric, Prieur, Christophe
core   +3 more sources

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