Méthodes numériques pour systèmes de type Vlasov-Poisson.
Développement logiciel en SeLaLib
Convergence à deux échelles pour équations de type Vlasov (application aux
méthodes d'approximation)
Algorithme pararéel
J'ai soutenu mon habilitation à diriger des recherches en 2019,
à l'université de Strasbourg.
Lien sur HAL.
Publications
Revues internationales
L. Grigori, S.A. Hirstoaga, J. Salomon: A parareal algorithm for a highly oscillating Vlasov-Poisson system with reduced models for the coarse solving,Computers & Mathematics with Applications, 130, pp. 137--148, 2023. Lien sur
HAL.
L. Grigori, S.A. Hirstoaga, V. T. Nguyen, J. Salomon: Reduced
model-based parareal simulations of oscillatory singularly perturbed
ordinary differential equations,Journal of Computational Physics, 436, 110282, 2021. Lien sur
HAL.
Y. Barsamian, S. A. Hirstoaga, E. Violard, Efficient Data Layouts for a
Three-Dimensional Electrostatic Particle-in-Cell Code,Journal of Computational Science, 27, pp. 345--356, 2018.
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N. Crouseilles, S.A. Hirstoaga, X. Zhao : Multiscale Particle-in-Cell
methods and comparisons for the long-time two-dimensional Vlasov-Poisson equation
with strong magnetic field,Computer Physics Communications, 222, pp. 136--151, 2018. Lien sur
HAL.
D. Coulette, S.A. Hirstoaga, G. Manfredi,
Effect of collisional temperature isotropisation on
ELM parallel transport in a tokamak scrape-off layer, Plasma Physics and Controlled Fusion, 58(8), 085004 (14pp), 2016.
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HAL.
E. Frénod, S.A. Hirstoaga, M. Lutz, E. Sonnendrücker,
Long time behaviour of an exponential integrator for a
Vlasov-Poisson system with strong magnetic field, Communications in Computational Physics , 18 (2),
263--296, 2015.
pdf
E. Frénod, S.A. Hirstoaga, M. Lutz,
Long-time simulation of a highly oscillatory Vlasov equation
with an exponential integrator, Comptes Rendus Mécanique , special issue on "Theoretical and
numerical approaches for Vlasov-Maxwell equations", 342 (10-11), 595--609, 2014.
pdf
E. Frénod, S.A. Hirstoaga, E. Sonnendrücker,
An exponential integrator for a highly oscillatory Vlasov equation, DCDS-S, special issue on "Numerical Methods Based on
Two-Scale Convergence and Homogenization", 8 (1), 169--183, 2015. Lien sur
HAL.
N. Crouseilles, P. Glanc, S.A. Hirstoaga, E. Madaule, M. Mehrenberger, J. Pétri,
A new fully two-dimensional conservative semi-Lagrangian method: applications
on polar grids, from diocotron instability to ITG turbulence, European Physical Journal D,
68(9), 2014. Lien sur
HAL.
N. Crouseilles, E. Frénod, S.A. Hirstoaga, A. Mouton : Two-Scale
Macro-Micro decomposition of the Vlasov equation with a strong magnetic field, Mathematical Models and Methods in Applied Sciences, 23(8), 1527--1559, 2013.
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HAL.
D. Moulton, W. Fundamenski, G. Manfredi, S.A. Hirstoaga, D. Tskhakaya :
Comparison of free-streaming ELM formulae to a Vlasov simulation,
Journal of Nuclear Materials, 438, S633-S637, 2013. Lien sur
HAL.
G. Manfredi, S.A. Hirstoaga, S. Devaux : Vlasov modelling of parallel
transport in a tokamak scrape-off layer,
Plasma Physics and Controlled Fusion,
53(1), 015012 (15pp), 2011. Lien sur
HAL.
Conférences internationales avec comités de lecture
Y. Barsamian, A. Charguéraud, S. A. Hirstoaga, M. Mehrenberger, Efficient
Strict-Binning Particle-in-Cell Algorithm for Multi-Core SIMD Processors, Euro-Par
(24th International European Conference on Parallel and Distributed Computing),
LNCS vol. 11014, pp. 749--763, 2018,
Springer link,
pdf.
Y. Barsamian, J. Bernier, S. A. Hirstoaga, M. Mehrenberger,
Verification of 2Dx2D and Two-Species Vlasov-Poisson Solvers,ESAIM: Proceedings. Vol. 63, p. 78-108, 2018.
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HAL.
Y. Barsamian, S.A. Hirstoaga, E. Violard: Efficient Data Structures for a Hybrid
Parallel and Vectorized Particle-in-Cell Code, Parallel and Distributed Processing
Symposium Workshops (IPDPSW), 2017 IEEE International,
(PDSEC 2017),
1168--1177, 2017. Lien sur
HAL.
D. Coulette, G. Manfredi, S.A. Hirstoaga: Kinetic modeling and numerical simulation
of plasma-wall interactions in magnetic fusion devices, Proceedings of the
43rd EPS Conference on
Plasma Physics, 05.127, 2016. Lien sur
HAL.
E. Chacon-Golcher, S.A. Hirstoaga, M. Lutz : Optimization of Particle-In-Cell
simulations for Vlasov-Poisson system with strong magnetic field,
ESAIM: Proceedings, Vol. 53,
177--190, 2016. pdf
E. Frénod, M. Gutnic, S.A. Hirstoaga : First order Two-Scale
Particle-In-Cell numerical method for the Vlasov equation,
ESAIM: Proceedings, Vol. 38,
348--360, 2012. Lien sur
HAL.
G. Manfredi, S. Hirstoaga, S. Devaux, E. Havlickova, D. Tskhakaya :
Parallel transport in a tokamak scrape-off layer, Proceedings of the
38th EPS Conference on
Plasma Physics, P4.063, 2011. Lien sur
HAL.
C. Chauvin, S.A. Hirstoaga, P. Kabelikova, A. Rousseau, F. Bernardin, M.
Bossy :
Solving the Uniform Density Constraint in a Stochastic Downscaling Model,
ESAIM: Proceedings, 24, 97--110,
2008. Lien sur
HAL.
Preprints
E. Madaule, S.A. Hirstoaga, M. Mehrenberger, J. Pétri : Semi-Lagrangian simulations
of the diocotron instability, 2013. Lien sur
HAL.
P. Degond, S.A. Hirstoaga, M.-H. Vignal : The Vlasov model under large
magnetic fields in the low-Mach number regime, 2009. Lien sur
HAL.