Researcher Portfolio
Ratnani, Ahmed
Numerical Methods in Plasma Physics (NMPP), Max Planck Institute for Plasma Physics, Max Planck Society
Researcher Profile
Position: Numerical Methods in Plasma Physics (NMPP), Max Planck Institute for Plasma Physics, Max Planck Society
Additional IDs: ORCID:
https://orcid.org/0000-0001-9035-1231
Researcher ID: https://pure.mpg.de/cone/persons/resource/persons135452
Publications
: Holderied, F., Possanner, S., Ratnani, A., & Wang, X. (2020). Structure-preserving vs. standard particle-in-cell methods: The case of an electron hybrid model. Journal of Computational Physics, 402: 109108. doi:10.1016/j.jcp.2019.109108. [PubMan] : Güclü, Y., Hadjout, S., & Ratnani, A. (2019). PSYDAC: a parallel finite element solver with automatic code generation. Talk presented at Numerical Methods for the Kinetic Equations of Plasma Physics (NumKin2019). Garching. 2019-10-14 - 2019-10-18. [PubMan] : Mazza, M., Ratnani, A., & Serra-Capizzano, S. (2019). Spectral analysis and spectral symbol for the 2D curl-curl (stabilized) operator with applications to the related iterative solutions. Mathematics of Computation, 88, 1155-1188. doi:10.1090/mcom/3366. [PubMan] : Mazza, M., Manni, C., Ratnani, A., Serra-Cappizzano, S., & Speleers, H. (2019). Isogeometric analysis for 2D and 3D curl–div problems: Spectral symbols and fast iterative solvers. Computer Methods in Applied Mechanics and Engineering, 344, 970-997. doi:10.1016/j.cma.2018.10.008. [PubMan] : Mazza, M., Ratnani, A., & Serra-Capizzano, S. (2017). Spectral analysis and spectral symbol for the 2D curl-curl (stabilized) operator with applications to the related iterative solutions. Talk presented at European Conference on Numerical Mathematics and Advanced Applications (ENUMATH 2107). Voss. 2017-09-25 - 2017-09-29. [PubMan] : Gaja, M., Franck, E., Ratnani, A., Lakhlili, J., Mazza, M., Sonnendrücker, E., & Serra Capizzano, S. S. (2017). Splitting Schemes and Compatible Spaces for Incompressible MHD. Talk presented at European Conference on Numerical Mathematics and Advanced Applications (ENUMATH 2107). Voss. 2017-09-25 - 2017-09-29. [PubMan] : Lakhlili, J., Guillard, H., Loyer, A., Ratnani, A., & Sonnendrücker, E. (2017). Isogeometric approach and mesh generation for MHD. Talk presented at 25th International Conference on Numerical Simulation of Plasmas (ICNSP 2017). Leuven. 2017-09-15 - 2017-09-20. [PubMan] : Gaja, M., Ratnani, A., Franck, E., Mazza, M., Lakhlili, J., & Sonnendrücker, E. (2017). Optimal and Robust Multigrid Solver for Elliptic Problems with Application to Anisotropic Diffusion. Poster presented at DPG-Frühjahrstagung der Sektion Materie und Kosmos (SMuK), Bremen. [PubMan] : Franck, E., Ratnani, A., Sonnendrücker, E., & Hölzl, M. (2015). Adaptive physics-based preconditioning for hyperbolic systems – Applications to wave and MHD models. Talk presented at 1st JOREK General Meeting. Garching. 2015-05-26 - 2015-05-28. [PubMan] : Ratnani, A., Nkonga, B., Franck, E., Caldini-Queiros, C., Mendoza, L., Latu, G., Grandgirard, V., Sonnendrücker, E., Hölzl, M., & Guillard, H. (2015). Django-Jorek code: a numerical box for MHD discretization and JOREK. Talk presented at Workshop IPL Fratres 2015. Nice. 2015-09. [PubMan] : Sonnendrücker, E., & Ratnani, A. (2015). Advanced Finite Element Methods. Vorlesung/Übung (WS 2015/2016). Technische Universität München. [PubMan] : Mendoza, L., Grandgirard, V., Ratnani, A., & Sonnendrücker, E. (2015). Modelling the Vlasov equation on complex geometries using the Semi-Lagrangian scheme. Talk presented at DPG-Frühjahrstagung 2015 der Fachverbände Kurzzeitphysik und Plasmaphysik. Bochum. 2015-03-02 - 2015-03-05. [PubMan] : Sonnendrücker, E., & Ratnani, A. (2014). Finite Element Methods for Hyperbolic Systems. Vorlesung/Übung (WS 2014/2015). Technische Universität München. [PubMan] : Franck, E., Lessig, A., Hölzl, M., Ratnani, A., & Sonnendrücker, E. (2014). Hierarchy of fluid models and numerical methods for the JOREK code. Talk presented at ITER Seminar. LJLL, Jussieu, Paris. 2014-10-14. [PubMan] : Ratnani, A. (2014). CAID: A Python Computer Aided Design Tool for Computational Plasma Physics. Talk presented at Numerical Methods for the Kinetic Equations of Plasma Physics (NumKin2014). Garching. 2014-10-20 - 2014-10-24. [PubMan] : Franck, E., Lessig, A., Hölzl, M., Ratnani, A., & Sonnendrücker, E. (2014). Hierarchy of fluid models and numerical methods for the JOREK code. Talk presented at TONUS Day. IRMA, Strasbourg. 2014-11-04. [PubMan] : Becoulet, A., Hoang, G. T., Abiteboul, J., Achard, J., Alarcon, T., Alba-Duran, J., Allegretti, L., Allfrey, S., Amiel, S., Ane, J. M., Antar, G., Argouarch, A., Armitano, A., Arnaud, J., Arranger, D., Artaud, J. F., Audisio, D., Aumeunier, M., Autissier, E., Azcona, L., Back, A., Bahat, A., Bai, X., Baiocchi, B., Balaguer, D., Balme, S., Balorin, C., Barana, O., Barbier, O., Barbuti, A., Basiuk, V., Baulaigue, O., Bayetti, P., Baylard, C., Beaufils, S., Beaute, A., Becoulet, M., Bej, Z., Benkadda, S., Benoit, F., Berger-By, G., Bernard, J. M., Berne, A., Bertrand, B., Bertrand, E., Beyer, P., Bigand, A., Bonhomme, G., Borel, G., Boron, A., Bottereau, C., Bottolier-Curtet, H., Bouchand, C., Bouquey, F., Bourdelle, C., Bourg, J., Bourmaud, S., Bremond, S., Bribiesca Argomedo, F., Brieu, M., Brun, C., Bruno, V., Bucalossi, J., Bufferand, H., Buravand, Y., Cai, L., Cantone, V., Cantone, B., Caprin, E., Cartier-Michaud, T., Castagliolo, A., Belo, J., Catherine-Dumont, V., Caulier, G., Chaix, J., Chantant, M., Chatelier, M., Chauvin, D., Chenevois, J., Chouli, B., Christin, L., Ciazynski, D., Ciraolo, G., Clairet, F., Clapier, R., Cloez, H., Coatanea-Gouachet, M., Colas, L., Colledani, G., Commin, L., Coquillat, P., Corbel, E., Corre, Y., Cottet, J., Cottier, P., Courtois, X., Crest, I., Dachicourt, R., Dapena Febrer, M., Daumas, C., Esch, H. P. L. d., De Gentile, B., Dechelle, C., Decker, N., Decool, P., Deghaye, V., Delaplanche, J., Delchambre-Demoncheaux, E., Delpech, L., Desgranges, C., Devnyck, P., Dias Pereira Bernardo, J., Dif-Pradalier, G., Doceul, L., Dong, Y., Douai, D., Dougnac, H., Dubuit, N., Duchateau, J.-L., Ducobu, L., Dugue, B., Dumas, N., Dumont, R., Durocher, A., Durocher, A., Duthoit, F., Ekedahl, A., Elbeze, D., Escarguel, A., Excop, J., Faisse, F., Falchetto, G., Farjon, F., Faury, M., Fedorzack, N., Fejoz, P., Fenzi, C., Ferly, F., Fiet, P., Firdaouss, M., Francisquez, M., Franel, B., Frauche, J., Frauel, Y., Futtersack, R., Garbet, X., Garcia, J., Gardarein, J., Gargiulo, L., Garibaldi, P., Garin, P., Garnier, D., Gauthier, E., Gaye, O., Geraud, A., Gerome, M., Gervaise, V., Geynet, M., Ghendrih, P., Giacalone, I., Gibert, S., Gil, C., Ginoux, S., Giovannangelo, L., Girard, S., Giruzzi, G., Goletto, C., Goncalves, R., Gonde, R., Goniche, M., Goswami, R., Grand, C., Grandgirard, V., Gravil, B., Grisolia, C., Gros, G., Grosman, A., Guigue, J., Guilhem, D., Guillemaut, C., Guillerminet, B., Guimaraes Filho, Z., Guirlet, R., Gunn, J. P., Gurcan, O., Guzman, F., Hacquin, S., Hariri, F., Hasenbeck, F., Hatchressian, J. C., Hennequin, P., Hernandez, C., Hertout, P., Heuraux, S., Hillairet, J., Honore, C., Hornung, C., Houry, M., Hunstad, I., Hutter, T., Huynh, P., Icard, V., Imbeaux, F., Irishkin, M., Isoardi, L., Jacquinot, J., Jacquot, J., Jiolat, G., Joanny, M., Joffrin, E., Johner, J., Joubert, P., Jourd'Heuil, L., Jouve, M., Junique, C., Keller, D., Klepper, C., Kogut, D., Kubic, M., Labasse, F., Lacroix, B., Lallier, Y., Lamaison, V., Lambert, R., Larroque, S., Latu, G., Lausenaz, Y., Laviron, C., Le, R., Le Luyer, A., Le Niliot, C., Le Tonqueze, Y., Lebourg, P., Lefevre, T., Leroux, F., Letellier, L., Li, Y., Lipa, M., Lister, J., Litaudon, X., Liu, F., Loarer, T., Lombard, G., Lotte, P., Lozano, M., Lucas, J., Lütjens, H., Magaud, P., Maget, P., Magne, R., Mathieu, J.-F., Maini, P., Malard, P., Manenc, L., Marandet, Y., Marbach, G., Marechal, J.-L., Marfisi, L., Marle, M., Martin, C., Martin, V., Martin, G., Martinez, A., Martino, P., Masset, R., Mazon, D., Mellet, N., Mercadier, L., Merle, A., Meshcheriakov, D., Messina, P., Meyer, O., Millon, L., Missirlian, M., Moerel, J., Molina, D., Mollard, P., Moncada, V., Monier-Garbet, P., Moreau, D., Moreau, M., Moreau, P., Morel, P., Moriyama, T., Motassim, Y., Mougeolle, G., Moulton, D., Moureau, G., Mouyon, D., Naim Habib, M., Nardon, E., Negrier, V., Nemeth, J., Nguyen, C., Ngyuyen, M., Nicolas, L., Nicolas, T., Nicollet, S., Nilsson, E., N'Konga, B., Noel, F., Nooman, A., Norscini, C., Nouailletas, R., Oddon, P., Ohsako, T., Orain, F., Ottaviani, M., Pagano, M., Palermo, F., Panayotis, S., Parrat, H., Pascal, J.-Y., Passeron, C., Pastor, P., Patterlini, J., Pavy, K., Pecquet, A.-L., Pegourie, B., Peinturier, C., Pelletier, T., Peluso, B., Petrzilka, V., Peysson, Y., Pignoly, E., Pirola, R., Pocheau, C., Poitevin, E., Poli, V., Poli, S., Pompon, F., Porchy, I., Portafaix, C., Preynas, M., Prochet, P., Prou, M., Ratnani, A., Raulin, D., Ravenel, N., Renard, S., Ricaud, B., Richou, M., Ritz, G., Roche, H., Roubin, P., Roux, C., Ruiz, K., Sabathier, F., Sabot, R., Saille, A., Saint-Laurent, F., Sakamoto, R., Salasca, S., Salmon, T., Salmon, T., Samaille, F., Sanchez, S., Santagiustina, A., Saoutic, B., Sarazin, Y., Sardain, P., Schlosser, J., Schneider, M., Schwob, J., Segui, J., Seguin, N., Selig, G., Serret, D., Signoret, J., Signoret, J., Simonin, A., Soldaini, M., Soler, B., Soltane, C., Song, S., Sourbier, F., Sparagna, J., Spitz, P., Spuig, P., Storelli, A., Strugarek, A., Tamain, P., Tena, M., Theis, J., Thomine, O., Thouvenin, D., Torre, A., Toulouse, L., Travere, J., Tsitrone, E., Turck, B., Urban, J., Vallet, J.-M., Vallory, J., Valognes, A., Van Helvoirt, J., Vartanian, S., Verger, J.-M., Vermare, L., Vermare, C., Vezinet, D., Vicente, K., Vidal, J., Vignal, N., Vigne, T., Villecroze, F., Villedieu, E., Vincent, B., Volpe, B., Volpe, D., Volpe, R., Wagrez, J., Wang, H., Wauters, T., Wintersdorff, O., Wittebol, E., Zago, B., Zani, L., Zarzoso, D., Zhang, Y., Zhong, W., & Zou, X. L. (2013). Science and technology research and development in support to ITER and the Broader Approach at CEA. Nuclear Fusion, 53: 104023 (17pp). doi:10.1088/0029-5515/53/10/104023. [PubMan] : Orain, F., Becoulet, M., Dif-Pradlier, G., Huijsmans, G., Pamela, S., Nardon, E., Passeron, C., Latu, G., Grandgirard, V., Fil, A., Ratnani, A., Chapman, I., Kirk, A., Thornton, A., Hölzl, M., & Cahyna, P. (2013). Non-linear magnetohydrodynamic modeling of plasma response to resonant magnetic perturbations. Physics of Plasmas, 20: 102510 (22pp). doi:10.1063/1.4824820. [PubMan]