Preprints
L. Paunonen, D. Seifert and N. Vanspranghe, Admissibility theory in abstract Sobolev scales and transfer function growth at high frequencies , submitted, 2024.
L. Ma, N. Vanspranghe, D. Astolfi, V. Andrieu, M. Bajodek and X. Lou, Nested saturation proportional derivative control for conservative PDE-ODE interconnections: the gantry crane example , submitted, 2024.
L. Paunonen, N. Vanspranghe and R. P. T. Wang, Weakly elliptic damping gives sharp decay , submitted, 2024.
Journal articles
L. Paunonen, D. Seifert and N. Vanspranghe, A non-uniform Datko-Pazy theorem for bounded operator semigroups , Studia Mathematica , 280(2):193-203, 2025.
N. Vanspranghe and L. Brivadis, Output regulation of infinite-dimensional nonlinear systems: a forwarding approach for contraction semigroups , SIAM Journal on Control and Optimization , 61(4):2571-2594, 2023.
N. Vanspranghe, F. Ferrante and C. Prieur, Stabilization of the wave equation through nonlinear Dirichlet actuation , ESAIM: Control, Optimisation and Calculus of Variations , 29(57), 2023.
N. Vanspranghe, F. Ferrante and C. Prieur, Velocity stabilization of a wave equation with a nonlinear dynamic boundary condition , IEEE Transactions on Automatic Control , 67(12):6786–6793, 2022.
Conference papers
J. Kosonen, L. Paunonen and N. Vanspranghe, Polynomial stability of coupled waves with weak indirect damping , MTNS 2024, Cambridge, United Kingdom.
N. Vanspranghe, L. Brivadis and L. Paunonen, On forwarding techniques for stabilization and set-point output regulation of semilinear infinite-dimensional systems , IEEE Conference on Decision and Control, Singapore, 2023.
P. Lorenzetti, L. Paunonen, N. Vanspranghe and G. Weiss, Saturating integral control for infinite-dimensional linear systems , IEEE Conference on Decision and Control, Singapore, 2023.
N. Vanspranghe, F. Ferrante and C. Prieur, Stabilization of the wave equation by the mean of a saturating Dirichlet feedback , IFAC Conference on Modelling, Identification and Control of Nonlinear Systems, Tokyo, Japan, 2021.
N. Vanspranghe, F. Ferrante and C. Prieur, Control of a wave equation with a dynamic boundary condition , IEEE Conference on Decision and Control, Jeju Island, South Korea, 2020.
Theses
Talks
Relaxed admissibility and sharp transfer function estimates for ill-posed systems, Systems Theory (special session) International Workshop on Operator Theory and Applications , Canterbury, August 2024.
Frequency domain estimates for ill-posed systems and Neumann stabilization of the wave equation, AGENT Forum (Analysis, Geometry and Number Theory) , Jyväskylä, May 2024.
Different approaches to integral action in nonlinear infinite-dimensional dynamics, EDP, commande et observation des systèmes (invited talk), LAAS-CNRS, Toulouse, October 2023.
Non-uniform Datko-Pazy criteria and asymptotics of contraction semigroups, Operator Semigroups: Theory and Applications (special session), International Workshop on Operator Theory and Applications , Helsinki, August 2023.
Output regulation of nonlinear infinite-dimensional systems, Control and Optimization in PDEs (minisymposium), IFIP TC7 Conference on System Modeling and Optimisation, Warsaw, July 2022.
Output regulation for infinite-dimensional systems: a forwarding-based approach, Séminaire d’automatique du plateau de Saclay , Laboratoire des Signaux et Systèmes, CentraleSupélec, October 2021.
Saturated boundary stabilization of the wave equation in the Dirichlet boundary condition: asymptotic stability and non-uniform decay rates, DPS Online Seminar , April 2021.
