Results 81 to 90 of about 46,408 (179)

Conservation laws and open systems on higher-dimensional networks [PDF]

open access: yes, 2008
We discuss a framework for defining physical open systems on higher-dimensional complexes. We start with the formalization of the dynamics of open electrical circuits and the Kirchhoff behavior of the underlying open graph or 1-complex.
Schaft, A.J. van der,   +6 more
core   +1 more source

Multi‐Mode Deep Strong Coupling in a Multi Quantum Well Fabry–Perot Cavity

open access: yesAdvanced Optical Materials, Volume 14, Issue 21, 5 June 2026.
Multi‐mode deep‐strong coupling is demonstrated in a 166‐well heterostructure that acts as a Fabry–Perot cavity. Even cavity modes couple strongly to the cyclotron resonance, producing large vacuum Rabi splittings and a rich polaritonic spectrum captured by a full Hopfield model.
Lucy Hale   +6 more
wiley   +1 more source

Boundary Energy Shaping of Linear Distributed Port-Hamiltonian Systems [PDF]

open access: yes, 2012
This paper deals with the stabilization via Casimir generation and energy shaping of linear, lossless, distributed port-Hamiltonian systems. Once inputs and outputs of the distributed port-Hamiltonian system have been chosen to obtain a well-defined ...
MACCHELLI, ALESSANDRO
core   +1 more source

Port-Hamiltonian Modeling for Control [PDF]

open access: yes, 2020
This article provides a concise summary of the basic ideas and concepts in port-Hamiltonian systems theory and its use in analysis and control of complex multiphysics systems.
van der Schaft, Arjan, Leonard, N. E.
core   +1 more source

Robust control approach for handling matched and/or unmatched uncertainties in port-controlled Hamiltonian systems

open access: yesIET Cyber-systems and Robotics, 2019
This study considers the problem of robust interconnection and damping assignment passivity-based control approach (IDA-PBC) for underactuated mechanical systems from two points of view.
Tahereh Binazadeh   +2 more
doaj   +1 more source

Energy‐Associated Splitting Schemes for Closed Nonlinear Port‐Hamiltonian Systems

open access: yesProceedings in Applied Mathematics and Mechanics, Volume 26, Issue 2, June 2026.
ABSTRACT We present splitting methods for port‐Hamiltonian (pH) systems, focusing on the preservation of their internal structure, in particular, the dissipation inequality. Classical high‐order splitting schemes possess negative step sizes, which might cause instabilities and the violation of the dissipation inequality.
Marius Mönch, Nicole Marheineke
wiley   +1 more source

Iterative Krylov Subspace Methods for Linear Port‐Hamiltonian Systems

open access: yesProceedings in Applied Mathematics and Mechanics, Volume 26, Issue 2, June 2026.
ABSTRACT In this work, we present a structure‐preserving Krylov subspace iteration scheme for solving the equation systems that arise from the Gauss integration of linear energy‐conserving and dissipative differential systems (e.g., Poisson systems, gradient systems, and port‐Hamiltonian systems).
Stefan Maier, Nicole Marheineke
wiley   +1 more source

Achievable Casimirs and its implications on control of port-Hamiltonian systems [PDF]

open access: yes, 2007
In this paper we extend results on interconnections of port-Hamiltonian systems to infinite-dimensional port-Hamiltonian systems and to mixed finite and infinite dimensional port-Hamiltonian systems.
Schaft, A.J. van der,   +4 more
core   +1 more source

Statistical Modeling of Seafood Fraud Highlights Uncertainties in Products From Metro Vancouver, British Columbia, Canada: Revisiting Hu et al. (2018)

open access: yesJournal of Food Science, Volume 91, Issue 6, June 2026.
ABSTRACT Seafood misrepresentation, encompassing product adulteration, mislabeling, and substitution, among other fraudulent practices, has risen globally over the past decade, greatly impacting both the loss of important fish species and the behavior of human consumers alike.
Jarrett D. Phillips   +1 more
wiley   +1 more source

Hamiltonian PDEs: new connections between dynamical systems and PDEs with small divisors phenomena [PDF]

open access: yes, 2008
Many partial differential equations arising in physics can be seen as infinite dimensional Hamiltonian systems. Main examples are the nonlinear wave equation, the nonlinear Schrödinger equation, the beam, the membrane and the Kirkhoff equations in ...
BERTI, MASSIMILIANO
core  

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