Hinrich LUTJENS

Directeur de Recherche au CNRS

Equipe de recherche : Théorie des plasmas

Recherches actuelles

Plasmas de Tokamaks.

Développement d’un code numérique hybride fluide-particules pour simuler les effets de populations d’ions chauds (p.ex. alphas de fusion) sur les modes MHD macroscopiques. 
Modes "tearing" néo-classiques : Théorie et simulations numériques pour des plasmas de type ITER. 
Simulations d’instabilités "tearing" dans des décharges expérimentales TORE-SUPRA et JET.

Convention de Recherche

ANR AMICI (ANR-14-CE32-0004-02) : modélisation avancée du contrôle des ilots pour ITER (H. Lutjens)

Publications récentes

Maget P, Manas P, Frank J, Nicolas T, Agullo O, Garbet X.
An analytic model for the collisional transport and poloidal asymmetry distribution of impurities in tokamak plasmas.
Plasma Physics and Controlled Fusion. 2020;62(10):105001.
DOI: 10.1088/1361-6587/aba7f9.

Maget P, Frank J, Nicolas T, (...), Garbet X, Lütjens H.
Natural poloidal asymmetry and neoclassical transport of impurities in tokamak plasmas
Plasma Physics and Controlled Fusion. 2020;62(2):025001.
DOI: 10.1088/1361-6587/ab53ab

Maget P, Fevrier O, Garbet X, Lutjens H, Luciani JF, Marx A.
Corrigendum: Extended magneto-hydro-dynamic model for neoclassical tearing mode computations (vol 56, 086004, 2016).
Nuclear Fusion. 2019;59(4):049501.
DOI: 10.1088/1741-4326/ab097a.

Widmer F, Maget P, Fevrier O, Lütjens H, Garbet X.
Non-linear simulations of neoclassical tearing mode control by externally driven RF current and heating, with application to ITER.
Nuclear Fusion. 2019;59(10):106012.
DOI: 10.1088/1741-4326/ab300f.

Février O, Nicolas T, Maget P, Ahn JH, Garbet X, Lütjens H.
Non-linear MHD simulations of sawteeth and their control by current and power depositions.
Nuclear Fusion. 2018;58(9):096008.
DOI: 10.1088/1741-4326/aacbdd.

Maget P, Widmer F, Février O, Lütjens H, Garbet X.
Numerical experiments of island stabilization by RF heating with stiff temperature profile.
Plasma Physics and Controlled Fusion. 2018;60(9):095003.
DOI: 10.1088/1361-6587/aacf64.

Maget P, Widmer F, Février O, Garbet X, Lütjens H.
Stabilization of a magnetic island by localized heating in a tokamak with stiff temperature profile.
Physics of Plasmas 2018;25(2):022514.
DOI: 10.1063/1.5021759

Marx A, LÜtjens H.
Free-boundary simulations with the XTOR-2F code.
2016 Joint Varenna–Lausanne International Workshop on the Theory of Fusion Plasmas, August 29 – September 2, 2016.
Plasma Physics and Controlled Fusion 2017;59(6):064009.
DOI: 10.1088/1361-6587/aa6d1f

Février O, Maget P, Lütjens H, Beyer P.
Comparison of magnetic island stabilization strategies from magneto-hydrodynamic simulations.
Plasma Physics and Controlled Fusion 2017;59(4):044002.
DOI: 10.1088/1361-6587/aa5861

Marx A, Lütjens H.
Hybrid parallelization of the XTOR-2F code for the simulation of two-fluid MHD instabilities in tokamaks.
Computer Physics Communications 2017;212:90-99.

Marx A, Lütjens H.
Free Boundary simulations with the XTOR-2F code.
Plasma Physics and Controlled Fusion. 2017;59(6):064009.
DOI: 10.1088/1361-6587/aa6d1f.

Nicolas T, Luciani JF, Lütjens H, Garbet X, Graves J.
A novel approach to ion-ion Langevin self-collisions in particle-in-cell modules applied to hybrid MHD codes.
Plasma Physics and Controlled Fusion 2017;59(5):054005.
DOI: 10.1088/1361-6587/aa5f71

Maget P, Février O, Lütjens H, Luciani JF, Garbet X.
Bifurcation of magnetic island saturation controlled by plasma viscosity.
Plasma Physics and Controlled Fusion 58 (2016) 055003.

Février O, Maget P, Lütjens H., Luciani JF, Decker J, Giruzzi G, Reich M, Beyer P, Lazzaro E, Nowak S.
First principle fluid modelling of magnetic island stabilization by electron cyclotron current drive (ECCD).
Plasma Physics and Controlled Fusion, 58 (2016) 045015.

Ahn JH, Garbet X, Lütjens H., Marx A, Nicolas T, Guirlet R, Sabot R.,.Luciani JF, Février O, Maget P.
Non-linear dynamics of compound sawteeth in tokamaks.
Phys. Plasmas 25 (2016) 052509.

Maget P, Février O, Lütjens H, Luciani JF, Garbet X.
Extended Magneto-Hydro-Dynamic model for Neoclassical Tearing Mode Computations.
Nuclear Fusion 56 (2016) 086004.

Kleiner A, Brunetti D, Cooper WA, Graves JP, Halpern FD, Luciani JF, Lütjens H.
Neoclassical tearing mode seeding by coupling with infernal modes in low-shear tokamaks.
Nuclear Fusion 56 (2016) 092007.

Ahn JH, Garbet X, Lütjens H, Guirlet R.
Dynamics of heavy impurities in non-linear MHD simulations of sawtoothing tokamak plasmas.
Plasma Physics and Controlled Fusion 58 (2016) 125009.

Garbet X, Ahn J-H, Breton S, Donnel P, Esteve D, Guilet R, et al. 
Synergetic Effects of Collisions, Turbulence and Sawtooth Crashes on Impurity Transport. 
In: Proc. of 26th IAEA Fusion Energy Conference (October 17-22, 2016), Kyoto, Japan. p. 463 (Invité X. Garbet)

Brunetti D, Graves JP, Halpern FD, Luciani JF, Lütjens H, Cooper WA. 
Extended MHD simulations of infernal mode dynamics and coupling to tearing modes.
Plasma Physics and Controlled Fusion 2015;57(5):054002.
DOI: 10.1088/0741-3335/57/5/054002

Février O, Maget P, Lütjens H, Luciani JF, Decker J, Giruzzi G, et al. 
Modeling of magnetic island modications by ECCD using XTOR-2. 
In: 7th IAEA Technical Meeting, Theory of Plasma Instabilities, Frascati, Italy, 2015.
https://nucleus.iaea.org/sites/fusionportal/Technical%20Meeting%20Procee...