Alejandro Alvarez Laguna

Présentation

Publications

Article dans une revue (26)

Benchmark for two-dimensional large scale coherent structures in partially magnetized E × B plasmas—community collaboration & lessons learned Andrew T Powis,Eduardo Ahedo,Alejandro Álvarez Laguna,Nicolas Barléon,Enrique Bello-Benítezet al. Plasma Sources Science and Technology, 2026, 35 (2), pp.025002. ⟨10.1088/1361-6595/ae3985⟩ Article dans une revue hal-05502126v1
Hall thruster modeling with multiple simulation techniques: Model benchmarking, fluid–kinetic consistency, and experimental validation Federico Petronio,Alejandro Alvarez Laguna,Anne Bourdon,Trevor Lafleur,Pascal Chabert Journal of Applied Physics, 2026, 139 (9), pp.093303. ⟨10.1063/5.0305019⟩ Article dans une revue hal-05535223v1
Kinetic theory and moment models of electrons in a reactive weakly-ionized non-equilibrium plasma Alejandro Alvarez Laguna,Teddy Pichard Kinetic and Related Models , 2025, ⟨10.3934/krm.2025007⟩ Article dans une revue hal-04886705v1
Comparison of high-order moment models for the ion dynamics in a bounded low-temperature plasma Anatole Berger,N. Lequette,Thierry E. Magin,Anne Bourdon,A. Alvarez Laguna Physics of Plasmas, 2025, 32 (10), ⟨10.48550/arXiv.2505.10456⟩ Article dans une revue hal-05068896v2
Bridging multifluid and drift-diffusion models for bounded plasmas G M Gangemi,Alejandro Alvarez Laguna,M. Massot,K. Hillewaert,T. Magin Physics of Plasmas, 2025, 32 (2), pp.023502. ⟨10.1063/5.0240640⟩ Article dans une revue hal-04930133v1
Refining the modeling strategy for anomalous electron transport in fluid simulations of Hall thrusters via insights from PIC simulations Federico Petronio,Alejandro Alvarez Laguna,Martin Jacques Guillon,Anne Bourdon,Pascal Chabert Physics of Plasmas, 2025, 32 (7), pp.073513. ⟨10.1063/5.0274535⟩ Article dans une revue hal-05183698v1
Study of the breathing mode development in Hall thrusters using hybrid simulations Federico Petronio,Alejandro Alvarez Laguna,Anne Bourdon,Pascal Chabert Journal of Applied Physics, 2024, 135 (7), ⟨10.1063/5.0188859⟩ Article dans une revue hal-04476595v1
Two-dimensional effects on electrostatic instabilities in Hall thrusters. II. Comparison of particle-in-cell simulation results with linear theory dispersion relations Federico Petronio,Thomas Charoy,Alejandro Alvarez Laguna,Anne Bourdon,Pascal Chabert Physics of Plasmas, 2023, 30 (1), pp.012104. ⟨10.1063/5.0119255⟩ Article dans une revue hal-03946320v1
Two-dimensional effects on electrostatic instabilities in Hall thrusters. I. Insights from particle-in-cell simulations and two-point power spectral density reconstruction techniques Federico Petronio,Thomas Charoy,Alejandro Alvarez Laguna,Anne Bourdon,Pascal Chabert Physics of Plasmas, 2023, 30 (1), pp.012103. ⟨10.1063/5.0119253⟩ Article dans une revue hal-03935095v1
Discussion on the transport processes in electrons with non-Maxwellian energy distribution function in partially-ionized plasmas Alejandro Alvarez Laguna,B Esteves,J-L Raimbault,A Bourdon,P Chabert Plasma Physics and Controlled Fusion, 2023, 65 (5), pp.054002. ⟨10.1088/1361-6587/acc422⟩ Article dans une revue (article de synthèse) hal-04053504v1
Three-dimensional unsteady model of arc heater plasma flow Jeremie B.E. Meurisse,Alejandro Alvarez Laguna,Marco Panesi,Nagi Mansour Aerospace Science and Technology, 2022, 123, pp.107465. ⟨10.1016/j.ast.2022.107465⟩ Article dans une revue hal-03730481v1
Charged-particles measurements in low-pressure iodine plasmas used for electric propulsion B Esteves,F Marmuse,C Drag,A Bourdon,A Alvarez Lagunaet al. Plasma Sources Science and Technology, 2022, 31 (8), pp.085007. ⟨10.1088/1361-6595/ac8288⟩ Article dans une revue hal-03812518v1
CFD for turbulence: from fundamentals to geophysics and astrophysics Claude Cambon,Alejandro Alvarez Laguna,Ye Zhou Comptes Rendus. Mécanique, 2022, 350 (S1), pp.1-20. ⟨10.5802/crmeca.135⟩ Article dans une revue hal-03902787v1
A regularized high-order moment model to capture non-Maxwellian electron energy distribution function effects in partially ionized plasmas Alejandro Alvarez Laguna,B. Esteves,A. Bourdon,P. Chabert Physics of Plasmas, 2022, 29 (8), pp.083507. ⟨10.1063/5.0095019⟩ Article dans une revue hal-03758363v1
2D radial-azimuthal particle-in-cell benchmark for E × B discharges W Villafana,Federico Petronio,A Denig,M Jimenez,D Ereminet al. Plasma Sources Science and Technology, 2021, 30 (7), pp.075002. ⟨10.1088/1361-6595/ac0a4a⟩ Article dans une revue hal-03285311v1
The interaction between ion transit-time and electron drift instabilities and their effect on anomalous electron transport in Hall thrusters Thomas Charoy,Trevor Lafleur,Alejandro Alvarez-Laguna,Anne Bourdon,Pascal Chabert Plasma Sources Science and Technology, 2021, 30 (6), pp.065017. ⟨10.1088/1361-6595/ac02b3⟩ Article dans une revue hal-03232799v1
Conditions of appearance and dynamics of the modified two-stream instability in E × B discharges Federico Petronio,Antoine Tavant,Thomas Charoy,Alejandro Alvarez-Laguna,Anne Bourdonet al. Physics of Plasmas, 2021, 28 (4), pp.043504. ⟨10.1063/5.0046843⟩ Article dans une revue hal-03220442v1
An asymptotic preserving well-balanced scheme for the isothermal fluid equations in low-temperature plasma applications Alejandro Alvarez-Laguna,Teddy Pichard,Thierry Magin,Pascal Chabert,Anne Bourdonet al. Journal of Computational Physics, 2020, 419, pp.109634. ⟨10.1016/j.jcp.2020.109634⟩ Article dans une revue hal-02116610v1
Consistent transport properties in multicomponent two-temperature magnetized plasmas: Application to the Sun chromosphere Quentin Wargnier,Alejandro Alvarez-Laguna,James B Scoggins,Nagi N Mansour,Marc Massotet al. Astronomy & Astrophysics - A&A, 2020, 635, pp.A87. ⟨10.1051/0004-6361/201834686⟩ Article dans une revue hal-01898695v1
Plasma-sheath transition in multi-fluid models with inertial terms under low pressure conditions: Comparison with the classical and kinetic theory Alejandro Alvarez-Laguna,Thierry E. Magin,Marc Massot,Anne Bourdon,Pascal Chabert Plasma Sources Science and Technology, 2020, ⟨10.1088/1361-6595/ab6242⟩ Article dans une revue hal-02551832v1
Collisionless ion modeling in Hall thrusters: Analytical axial velocity distribution function and heat flux closures S. Boccelli,Thomas Charoy,Alejandro Alvarez-Laguna,P. Chabert,Anne Bourdonet al. Physics of Plasmas, 2020, 27 (7), pp.073506. ⟨10.1063/5.0006258⟩ Article dans une revue hal-02950586v1
A GPU-enabled implicit Finite Volume solver for the ideal two-fluid plasma model on unstructured grids Isaac Alonso Asensio,Alejandro Alvarez Laguna,Mohamed Hassanine Aissa,Stefaan Poedts,Nataly Ozaket al. Computer Physics Communications, 2019, 239, pp.16-32. ⟨10.1016/j.cpc.2019.01.019⟩ Article dans une revue hal-03730933v1
Fully-implicit finite volume method for the ideal two-fluid plasma model Alejandro Alvarez Laguna,N. Ozak,A. Lani,H. Deconinck,S. Poedts Computer Physics Communications, 2018, 231, pp.31-44. ⟨10.1016/j.cpc.2018.05.006⟩ Article dans une revue hal-03730928v1
Effect of Radiation on Chromospheric Magnetic Reconnection: Reactive and Collisional Multi-fluid Simulations A. Alvarez Laguna,A. Lani,N. Mansour,H. Deconinck,S. Poedts The Astrophysical Journal, 2017, 842 (2), pp.117. ⟨10.3847/1538-4357/aa7554⟩ Article dans une revue hal-03730699v1
Multi-fluid Modeling of Magnetosonic Wave Propagation in the Solar Chromosphere: Effects of Impact Ionization and Radiative Recombination Yana Maneva,Alejandro Alvarez Laguna,Andrea Lani,Stefaan Poedts The Astrophysical Journal, 2017, 836 (2), pp.197. ⟨10.3847/1538-4357/aa5b83⟩ Article dans une revue hal-03730662v1
A fully-implicit finite-volume method for multi-fluid reactive and collisional magnetized plasmas on unstructured meshes A. Alvarez Laguna,A. Lani,H. Deconinck,N.N. Mansour,S. Poedts Journal of Computational Physics, 2016, 318, pp.252-276. ⟨10.1016/j.jcp.2016.04.058⟩ Article dans une revue hal-03730578v1

Communication dans un congrès (18)

Comparing PIC/MCC Simulations and Experimental Data for the PPS ® X00-ML Hall Thruster IEPC Federico Petronio,Alejandro Alvarez Laguna,Anne Bourdon,Pascal Chabert,Benjamin Laurent IEPC, ERPS, Sep 2025, London, United Kingdom Communication dans un congrès hal-05296595v1
Strategies for enhanced accuracy in 1D fluid simulation of Hall thruster IEPC-2024-377 Federico Petronio,Alejandro Alvarez Laguna,Anne Bourdon,Pascal Chabert,Benjamin Esteves International Electric Propulsion Conference (IEPC), Jun 2024, Toulouse, France Communication dans un congrès hal-04888511v1
Drift-Diffusion models for RF-CCPs at intermediate pressure: estimating transport coefficients S. Zhang,A. Alvarez Laguna,J.-P. Booth 2024 IEEE International Conference on Plasma Science (ICOPS), IEEE, Jun 2024, Beijing, China. pp.1-1, ⟨10.1109/ICOPS58192.2024.10626561⟩ Communication dans un congrès hal-05354441v1
Influence of multiply charged species in PIC-MCC simulations for Hall Thrusters Pierre Amadio,Federico Petronio,Anne Bourdon,A. Alvarez Laguna,Pascal Chabert International Electric Propulsion Conference 2024, Jun 2024, Toulouse, France Communication dans un congrès hal-05482220v1
Self-consistent collisional closures for high-order fluid moment models with the electron inertial terms A. Alvarez Laguna,Kentaro Hara The 38th International Electric Propulsion Conference, Electric Rocket Propulsion Societ, Jun 2024, Toulouse, France Communication dans un congrès hal-05070326v1
Suitability of Moment Methods to Model the Ion Dynamics in a Low-Temperature Plasma Anatole Berger,Nicolas Lequette,Thierry Magin,Anne Bourdon,Alejandro Alvarez Laguna 33rd International Symposium on Rarefied Gas Dynamics, Jul 2024, Göttingen, Germany Communication dans un congrès hal-05199202v1
The introduction of a virtual radial direction in axial-azimuthal PIC simulations of Hall Thrusters Federico Petronio,Anne Bourdon,Alejandro Alvarez Laguna,Pascal Chabert 37th International Electric Propulsion Conference, Jun 2023, Boston (MA), France Communication dans un congrès hal-04465742v1
Analysis of the Breathing Mode dynamics in Hall thrusters using a hybrid simulation Federico Petronio,Anne Bourdon,Pascal Chabert,Alejandro Alvarez Laguna 76th Annual Gaseous Electronics Conference, American Physical Society, Oct 2023, Ann Arbor, MI, USA, United States Communication dans un congrès hal-04465476v1
Numerical challenges in the simulation of 1D bounded low-temperature plasmas with charge separation in various collisional regimes Louis Reboul,Marc Massot,Alejandro Alvarez Laguna 2ND INTERNATIONAL CONFERENCE ON ADVANCED EARTH SCIENCE AND FOUNDATION ENGINEERING (ICASF 2023): Advanced Earth Science and Foundation Engineering, Jul 2022, Mohali, France. pp.190004, ⟨10.1063/5.0187483⟩ Communication dans un congrès hal-03911908v1
Asymptotic preserving finite-volume method for fluid models in low-temperature partially-magnetized plasma applications involving instabilities Louis Reboul,Alejandro Alvarez-Laguna,Pascal Chabert,Anne Bourdon,Thierry E. Maginet al. 74th Annual Gaseous Electronics Conference, Oct 2021, Virtual, United States Communication dans un congrès hal-03376988v1
Experimental Diagnostics for Electrons and Atoms in Low Pressure Iodine Plasmas Benjamin Esteves,Anne Bourdon,Alejandro Alvarez-Laguna,Pascal Chabert,Cyril Drag 74th Annual Gaseous Electronics Conference, Oct 2021, Virtual, United States Communication dans un congrès hal-03376980v1
Comparison between kinetic theory and PIC simulations of anomalous electron transport in E x B plasma discharges Thomas Charoy,Trevor Lafleur,Alejandro Alvarez-Laguna,Anne Bourdon,Pascal Chabert International Online Plasma Seminar,, Jan 2021, Virtual, France Communication dans un congrès hal-03322761v1
Investigation of Hall effect thruster instabilities with axial-azimuthal PIC simulation using a collective Thomson scattering approach Tarek Ben Slimane,Cyrille Honoré,Thomas Charoy,Alejandro Alvarez-Laguna,Anne Bourdonet al. 74th Annual Gaseous Electronics Conference, Oct 2021, Virtual, United States Communication dans un congrès hal-03376990v1
High-order moment models for low pressure discharges Alejandro Alvarez-Laguna,Benjamin Esteves,Louis Reboul,Anne Bourdon,Pascal Chabert 74th Annual Gaseous Electronics Conference, Oct 2021, Virtual, United States Communication dans un congrès hal-03376986v1
Study of the instabilities in radial-azimuthal and axial-azimuthal 2D PIC simulations of a Hall Thruster Federico Petronio,Thomas Charoy,Antoine Tavant,Alejandro Alvarez-Laguna,Anne Bourdonet al. 74th Annual Gaseous Electronics Conference, Oct 2021, Virtual, United States Communication dans un congrès hal-03376991v1
Comparison between multifluid and Particle-In-Cell (PIC) simulations of instabilities and boundary layers in low-temperature low pressure magnetized plasmas for electric pro- pulsion applications. Louis Reboul,Alejandro Alvarez-Laguna,Thierry E. Magin,Pascal Chabert,Anne Bourdonet al. 73rd Annual Gaseous Electronics Virtual Conference, Oct 2020, Virtual, United States Communication dans un congrès hal-03322743v1
Asymptotic-preserving finite volume scheme for the multi-fluid equations towards electric propulsion applications Alejandro Alvarez-Laguna,T. Magin,Pascal Chabert,M. Massot,Anne Bourdon 71st Annual Gaseous Electronics Conference, Nov 2018, Portland, Oregon, United States Communication dans un congrès hal-02342232v1
A 10-moment fluid numerical solver of plasma with sheaths in a Hall Effect Thruster Valentin Joncquieres,François Pechereau,Alejandro Alvarez-Laguna,Anne Bourdon,Olivier Vermorelet al. 54th AIAA/SAE/ASEE Joint Propulsion Conference, 2018, Jul 2018, Cincinnati, United States. ⟨10.2514/6.2018-4905⟩ Communication dans un congrès hal-02333475v1

Pré-publication, Document de travail (3)

A Gyromoment Approach for Electron Dynamics in Low-Temperature E × B Plasmas of Hall Thrusters Zoubaïr Tazakkati,Alejandro Alvarez Laguna,Josselin Massot,Marc Massot,Teddy Pichard 2025 Pré-publication, Document de travail hal-05196348v1
Derivation of a 4-moment model for electron transport in Hall thrusters from a gyrokinetic model Zoubaïr Tazakkati,Alejandro Alvarez Laguna,Marc Massot,Teddy Pichard 2025 Pré-publication, Document de travail hal-04876247v2
Benchmark for two-dimensional large scale coherent structures in partially magnetized E×B plasmas -Community collaboration & lessons learned Andrew T Powis,Eduardo Ahedo,A. Alvarez Laguna,Nicolas Barléon,Enrique Bello-Benítezet al. 2026 Pré-publication, Document de travail (preprint/prepublication) hal-05447477v1