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Andrea Opreni
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Model order reduction based on direct normal form: application to large finite element MEMS structures featuring internal resonance
A Opreni, A Vizzaccaro, A Frangi, C Touzé
Nonlinear Dynamics 105 (2), 1237-1272, 2021
532021
High-order direct parametrisation of invariant manifolds for model order reduction of finite element structures: application to generic forcing terms and parametrically excited …
A Opreni, A Vizzaccaro, C Touzé, A Frangi
Nonlinear Dynamics 111 (6), 5401-5447, 2023
492023
Analysis of the nonlinear response of piezo-micromirrors with the harmonic balance method
A Opreni, N Boni, R Carminati, A Frangi
Actuators 10 (2), 21, 2021
342021
Nonlinear response of PZT-actuated resonant micromirrors
A Frangi, A Opreni, N Boni, P Fedeli, R Carminati, M Merli, G Mendicino
Journal of Microelectromechanical Systems 29 (6), 1421-1430, 2020
332020
Reduced order modeling of nonlinear microstructures through Proper Orthogonal Decomposition
G Gobat, A Opreni, S Fresca, A Manzoni, A Frangi
Mechanical Systems and Signal Processing 171, 108864, 2022
262022
Combined effects of temperature and humidity on the mechanical properties of polyurethane foams
A Opreni, S Mariani, M Dossi, M Brennan
Journal of Rheology 64 (1), 161-176, 2020
122020
Reduced order modeling of geometrically nonlinear rotating structures using the direct parametrisation of invariant manifolds
A Martin, A Opreni, A Vizzaccaro, M Debeurre, L Salles, A Frangi, ...
https://hal.archives-ouvertes.fr/hal-03886793, 2022
112022
Thermal stability of DETF MEMS resonators: Numerical modelling and experimental validation
V Zega, A Opreni, G Mussi, HK Kwon, G Vukasin, G Gattere, G Langfelder, ...
2020 IEEE 33rd international conference on micro electro mechanical systems …, 2020
102020
One-to-one internal resonance in a symmetric MEMS micromirror
A Opreni, M Furlan, A Bursuc, N Boni, G Mendicino, R Carminati, A Frangi
Applied Physics Letters 121, 173501, 2022
82022
Fast and accurate predictions of mems micromirrors nonlinear dynamic response using direct computation of invariant manifolds
A Opreni, A Vizzaccaro, N Boni, R Carminati, G Mendicino, C Touzé, ...
2022 IEEE 35th International Conference on Micro Electro Mechanical Systems …, 2022
62022
MORFEInvariantManifold. jl: nonlinear model order reduction of large dimensional finite element models using the direct parametrisation method for invariant manifolds
A Opreni, A Vizzaccaro, A Martin, A Frangi, C Touzé
52022
Electro-mechanical validation of a resonant MEMS mirror with PZT actuation and PZR sensing
G Mendicino, M Merli, R Carminati, N Boni, A Opreni, A Frangi
MOEMS and Miniaturized Systems XX 11697, 213-228, 2021
52021
Modeling material nonlinearities in piezoelectric films: quasi-static actuation
A Opreni, N Boni, G Mendicino, M Merli, R Carminati, A Frangi
2021 IEEE 34th International Conference on Micro Electro Mechanical Systems …, 2021
42021
Piezoelectric micromirrors with geometric and material nonlinearities: Experimental study and numerical modeling
A Opreni, A Frangi, N Boni, G Mendicino, M Merli, R Carminati
2020 IEEE SENSORS, 1-4, 2020
32020
Nonlinear model order reduction of resonant piezoelectric micro-actuators: An invariant manifold approach
A Opreni, G Gobat, C Touzé, A Frangi
Computers & Structures 289, 107154, 2023
22023
An Arbitrary Lagrangian Eulerian Approach for Estimating Energy Dissipation in Micromirrors
D Di Cristofaro, A Opreni, M Cremonesi, R Carminati, A Frangi
Actuators 11 (10), 298, 2022
22022
Model order reduction for nonlinear modal analysis of MEMS devices: theory and recent advancements
A Opreni, P Degenfeld-Schonburg
2023 24th International Conference on Thermal, Mechanical and Multi-Physics …, 2023
12023
Réduction de modèle en dynamique non linéaire par la méthode de paramétrisation des variétés invariantes Application au cas des structures tournantes
A Martin, A Opreni, S Lian, A Vizzaccaro, L Salles, A Frangi, C Touzé
15ème Colloque National en Calcul des Structures (CSMA2022), 2022
12022
Full-Order Frequency-Domain Simulations of Nonlinear Piezoelectric MEMS
A Opreni, A Frangi
Advances in Nonlinear Dynamics, 291-300, 2022
12022
MEMS Resonators: Numerical Modeling
V Zega, A Frangi, A Opreni, G Gattere
Proceedings of XXIV AIMETA Conference 2019 24, 1159-1166, 2020
12020
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