2020

The Event Horizon Telescope Collaboration (incl. B. Ripperda), Gravitational Test Beyond the First Post-Newtonian Order With The Shadow of the M87 Black Hole, PRL, 125, 141104 (2020), DOI: https://doi.org/10.1103/PhysRevLett.125.141104


The Event Horizon Telescope Collaboration (incl. B. Ripperda), Monitoring the Morphology of M87 in 2009–2017 with the Event Horizon Telescope, ApJ, 901, 1 (2020), DOI: https://doi.org/10.3847/1538-4357/abac0d 


F. Bacchini, B. Ripperda, S. Philippov, K. Parfrey, A coupled guiding center-Boris particle pusher for magnetized plasmas in compact-object magnetospheres, accepted in ApJS (2020), https://arxiv.org/abs/2007.14401


B. Ripperda, F. Bacchini, S. Philippov, Magnetic reconnection and hot spot formation in black hole accretion disks, ApJ, 900, 2 (2020), DOI: https://doi.org/10.3847/1538-4357/ababab


The Event Horizon Telescope Collaboration (incl. B. Ripperda), Verification of radiative transfer schemes for the EHT, ApJ, 897, 2 (2020), DOI: https://doi.org/10.3847/1538-4357/ab96c6


The Event Horizon Telescope Collaboration (incl. B. Ripperda), Event Horizon Telescope imaging of the archetypical blazar 3C 279 at extreme 20 microarcsecond resolution, A&A, 640, A69 (2020), DOI: https://doi.org/10.1051/0004-6361/202037493 


The Event Horizon Telescope Collaboration (incl. B. Ripperda), Themis: A Parameter Estimation Framework for the Event Horizon Telescope, ApJ, 897, 2 (2020), DOI: https://doi.org/10.3847/1538-4357/ab91a4

2019


The Event Horizon Telescope Collaboration (incl. B. Ripperda), SYMBA: An end-to-end VLBI synthetic data generation pipeline. Simulating Event Horizon Telescope observations of M87, A&A (2019), 636, A5 DOI: https://doi.org/10.1051/0004-6361/201936622


B. Ripperda, F. Bacchini, O. Porth, E.R. Most, H. Olivares, A. Nathanail, L. Rezzolla, J. Teunissen, R. Keppens, General relativistic resistive magnetohydrodynamics with robust primitive variable recovery for accretion disk simulations, ApJS (2019), 244, 1, DOI: https://doi.org/10.3847/1538-4365/ab3922


R. Keppens, Y. Guo, K. Makwana, Z. Mei, B. Ripperda, C. Xia, X. Zhao, MHD instabilities for solar coronal mass ejections: Interacting current channels and particle acceleration, Rev. Mod. Plasma Phys. (2019), 3, 14, DOI: https://doi.org/10.1007/s41614-019-0035-z


The Event Horizon Telescope Collaboration (incl. B. Ripperda), The event horizon general relativistic magnetohydrodynamic code comparison project, ApJS (2019), 243, 2, DOI: https://doi.org/10.3847/1538-4365/ab29fd


M. Leroy, B. Ripperda, R. Keppens, Particle orbits at the magnetopause: Kelvin-Helmholtz induced trapping, J. Geophys. Res. Space Physics (2019), 124, DOI: https://doi.org/10.1029/2019JA026994


B. Ripperda, O. Porth, R. Keppens, Test particles in relativistic resistive magnetohydrodynamics, J. Phys.: Conf. Ser (2019), 1225, 012018, DOI: https://doi.org/10.1088/1742-6596/1225/1/012018


The Event Horizon Telescope Collaboration (incl. B. Ripperda), First M87 Event Horizon Telescope Results. I. The shadow of the supermassive black hole, ApJL (2019), 875, L1, DOI: https://doi.org/10.3847/2041-8213/ab0ec7


The Event Horizon Telescope Collaboration (incl. B. Ripperda), First M87 Event Horizon Telescope Results. II. Array and instrumentation, ApJL (2019), 875, L2, DOI: https://doi.org/10.3847/2041-8213/ab0c96


The Event Horizon Telescope Collaboration (incl. B. Ripperda), First M87 Event Horizon Telescope Results. III. Data processing and calibration, ApJL (2019), 875, L3, DOI: https://doi.org/10.3847/2041-8213/ab0c57


The Event Horizon Telescope Collaboration (incl. B. Ripperda), First M87 Event Horizon Telescope Results. IV. Imaging the central supermassive black hole, ApJL (2019), 875, L4, DOI: https://doi.org/10.3847/2041-8213/ab0e85


The Event Horizon Telescope Collaboration (incl. B. Ripperda), First M87 Event Horizon Telescope Results. V. Physical origin of the asymmetric ring, ApJL (2019), 875, L5, DOI: https://doi.org/10.3847/2041-8213/ab0f43


The Event Horizon Telescope Collaboration (incl. B. Ripperda), First M87 Event Horizon Telescope Results. VI. The shadow and mass of the central black hole,ApJL (2019), 875, L6, DOI: https://doi.org/10.3847/2041-8213/ab1141


B. Ripperda, O. Porth, L. Sironi, R. Keppens, Relativistic resistive magnetohydrodynamic reconnection and plasmoid formation in merging flux tubes, MNRAS (2019), 485, 1, DOI: https://doi.org/10.1093/mnras/stz387


F. Bacchini, B. Ripperda, O. Porth, L. Sironi, Generalized, energy conserving numerical simulations of particles in general relativity. II. Test particles in electromagnetic fields and GRMHD, ApJS (2019), 240, 2, DOI: https://doi.org/10.3847/1538-4365/aafcb3

2018


F. Bacchini, B. Ripperda, A.Y. Chen, L. Sironi, Generalized, energy conserving numerical simulations of particles in general relativity. I. Time-like and null geodesics, ApJS (2018), 237, 6, DOI: https://doi.org/10.3847/1538-4365/aac9ca


F. Bacchini, B. Ripperda, L. Sironi, Numerical methods for general relativistic particles, Proceedings of the International Astronomical Union (2018), 14(S342), 19-23, DOI: https://doi.org/10.1017/S1743921318007834


B. RipperdaOn magnetic reconnection and particle acceleration in relativistic plasmas, PhD thesis, KU Leuven, Department of Mathematics, https://perswww.kuleuven.be/~u0016541/MHD_sheets_pdf/thesisBart.pdf


B. Ripperda, F. Bacchini, J. Teunissen, C. Xia, O. Porth, L. Sironi, G. Lapenta, R. Keppens, A comprehensive comparison of relativistic particle integrators, ApJS (2018), 235, 1, DOI: https://doi.org/10.3847/1538-4365/aab114 

2017


B. Ripperda, O, Porth, C. Xia, R. Keppens, Erratum: Reconnection and particle acceleration in interacting flux ropes – II. Test particles in 3D magnetically dominated plasmas, MNRAS (2017), 473, 3, DOI: https://doi.org/10.1093/mnras/stx2527  


B. Ripperda, O, Porth, C. Xia, R. Keppens, Reconnection and particle acceleration in interacting flux ropes – II. Test particles in 3D magnetically dominated plasmas, MNRAS (2017), 471, 3, DOI: https://doi.org/10.1093/mnras/stx1875


B. Ripperda, O, Porth, C. Xia, R. Keppens, Reconnection and particle acceleration in interacting flux ropes – I. Magnetohydrodynamics and test particles in 2.5D, MNRAS (2017), 467, 3, DOI: https://doi.org/10.1093/mnras/stx379

2016


B. Ripperda, R. Keppens, O. Porth, Particle acceleration during explosive reconnection due to tilt instabilities, Proceedings 43rd EPS Conference on Plasma Physics (Leuven, 4-8 July 2016), http://ocs.ciemat.es/EPS2016PAP/pdf/O4.409.pdf