Events
The QPE ("quasi-periodic eruption") thinking group will gather over summer 2023 every two weeks on Friday at 3pm for about an hour at the University of Birmingham. Each week will be dedicated to a given topic that we will discuss using the main (and potentially additional) papers listed in the schedule below.
•
Week 1 (June 2
nd, 2023): Observations
Main paper:
- "Repeating tidal disruptions in GSN 069: Long-term evolution and constraints on quasi-periodic eruptions' models" (
ADS link)
Miniutti G., Giustini M., Arcodia R., Saxton R. D., Read A. M., Bianchi S., Alexander K. D., 2023, A&A, 670, 93
Additional papers:
- "Nine-hour X-ray quasi-periodic eruptions from a low-mass black hole galactic nucleus" (
ADS link)
Miniutti G., Saxton R. D., Giustini M., Alexander K. D., Fender R. P., Heywood I., Monageng I., Coriat M., Tzioumis A. K., Read A. M., Knigge C., Gandhi P., Pretorius M. L., Agís-González B., 2019, Nature, 573, 381
- "X-ray quasi-periodic eruptions from two previously quiescent galaxies" (
ADS link)
Arcodia R., Merloni A., Nandra K., Buchner, J., Salvato M., Pasham D., Remillard R., Comparat J., Lamer G., Ponti G., Malyali A., Wolf J., Arzoumanian Z., Bogensberger D., Buckley D. A. H., Gendreau K., Gromadzki M., Kara E., Krumpe M., Markwardt C., Ramos-Ceja M. E., Rau A., Schramm M., Schwope A., 2021, Nature, 592, 704
- "The complex time and energy evolution of quasi-periodic eruptions in eRO-QPE1" (
ADS link)
Arcodia R., Miniutti G., Ponti G., Buchner J., Giustini M., Merloni A., Nandra K., Vincentelli F., Kara E., Salvato M., Pasham D., 2022, A&A, 662, A49
- "Host galaxy properties of quasi-periodically erupting X-ray sources" (
ADS link)
Wevers T., Pasham D. R., Jalan P., Rakshit S., Arcodia R., 2022, A&A, 659, L2
- "Alive and kicking: A new QPE phase in GSN 069 revealing a quiescent luminosity threshold for QPEs" (
ADS link)
Miniutti G., Giustini M., Arcodia R., Saxton R. D., Chakraborty J., Read A. M., Kara, E., preprint (arXiv:2305.09717)
•
Week 2 (June 9
th, 2023): Disc instability
Main paper:
- "Magnetically Dominated Disks in Tidal Disruption Events and Quasi-Periodic Eruptions" (
ADS link)
Kaur K., Stone N. C., Gilbaum S., 2022, preprint (arXiv:2211.00704)
Additional papers:
- "Global Radiation Magnetohydrodynamic Simulations of sub-Eddington Accretion Disks around Supermassive Black Holes" (
ADS link)
Jiang Y.-F., Blaes O., Stone J. M., Davis S. W., 2019, ApJ, 885, 144
- "Disk Tearing: Implications for Black Hole Accretion and AGN Variability" (
ADS link)
Raj A., Nixon C. J., 2021, ApJ, 909, 82
- "The Role of Strong Magnetic Fields in Stabilizing Highly Luminous Thin Disks" (
ADS link)
Mishra B., Fragile P. C., Anderson J., Blankenship A., Li H., Nalewajko K., 2022, ApJ, 939, 31
- "Modified models of radiation pressure instability applied to 10, 10
5, and 10
7 M
⊙ accreting black holes" (
ADS link)
Sniegowská M., Grzędzielski M., Czerny B., Janiuk A., 2023, A&A, 672, A19
•
Week 3 (June 30
th, 2023): Report on the "Flares and Bursts in Galactic Nuclei" meeting (see conference website
here)
•
Weeks 4 and 5 (July 14
th and 28
th, 2023): Star-disc interactions
Main paper:
- "EMRI + TDE = QPE: Periodic X-ray Flares from Star-Disk Collisions in Galactic Nuclei" (
ADS link)
Linial I., Metzger B. D., 2023, preprint (arXiv:2303.16231)
Additional papers:
- "Hydrodynamics of Black Hole-Accretion Disk Collision" (
ADS link)
Ivanov P. B., Igumenshchev I. V., Novikov I. D., 1998, ApJ, 507, 131
- "Stellar Transits across a Magnetized Accretion Torus as a Mechanism for Plasmoid Ejection" (
ADS link)
Suková P., Zajaček M., Witzany V., Karas V., 2021, ApJ, 917, 43
- "QPEs from impacts between the secondary and a rigidly precessing accretion disc in an EMRI system" (
ADS link)
Franchini A., Bonetti M., Lupi A., Miniutti G., Bortolas E., Giustini M., Dotti M., Sesana A., Arcodia R., Ryu T., 2023, preprint (arXiv:2304.00775)
- "Flares from stars crossing active galactic nuclei disks on low-inclination orbits" (
ADS link)
Tagawa H., Haiman Z., preprint (arXiv:2304.03670)
•
Week 6 (September 1
st, 2023): Mass transfer
Main paper:
- "Quasi-periodic eruptions from mildly eccentric unstable mass transfer in galactic nuclei" (
ADS link)
Lu W., Quataert E., 2023, MNRAS, 524, 6247
Additional papers:
- "GSN 069 - A tidal disruption near miss" (
ADS link)
King A., 2020, MNRAS, 493, L120
- "Quasiperiodic Erupters: A Stellar Mass-transfer Model for the Radiation" (
ADS link)
Krolik J. H., Linial I., 2022, ApJ, 941, 24
- "Interacting Stellar EMRIs as Sources of Quasi-periodic Eruptions in Galactic Nuclei" (
ADS link)
Metzger B. D., Stone N. C., Gilbaum S., 2022, ApJ, 926, 101
- "Unstable Mass Transfer from a Main-sequence Star to a Supermassive Black Hole and Quasiperiodic Eruptions" (
ADS link)
Linial I., Sari R., 2023, ApJ, 945, 86
- "Tidal capture of stars by supermassive black holes: implications for periodic nuclear transients and quasi-periodic eruptions" (
ADS link)
Cufari M., Nixon C. J., Coughlin E. R., 2023, 520, L38
•
Week 7 (September 15
th, 2023): Lensing and concluding thoughts
Main paper:
- "A self-lensing binary massive black hole interpretation of quasi-periodic eruptions" (
ADS link)
Ingram A., Motta S. E., Aigrain S., Karastergiou A., 2021, MNRAS, 503, 1703