RAGTIME 20

The presentations will take place at the University Building located at 13 Bezručovo square, at first floor, room number 219. The Tuesday afternoon session will take place at The Municipal House (Obecní dům) in Opava. See section Contacts for more information.

Afternoon Session

Chair: Jiří Horák
14:45-14:50 Zdeněk Stuchlík: Welcome Presentation
14:50-15:20 Marek Abramowicz: Collisions of primordial black holes with neutron stars may explain the phenomenon of fast radio bursts
15:20-16:00 Coffee Break
16:00-16:30 Martin Blaschke: Classical corrections to black hole entropy in $d$ dimensions: a rear window to quantum gravity?
16:30-17:00 Sudipta Hensh: Evolution of Rotating Braneworld Naked Singularities
17:00-17:25 Radim Pánis: Detection of chaotic behavior in time series generated by charged particle motion around magnetized black hole
17:25-17:55 David Alvarez Castillo: Neutron Star Equation of State after the GW170817 event

Morning Session

Chair: Martin Urbanec
09:00-09:30 Georgios Lukes-Gerakopoulos: Probing Dark Energy through perfect fluid thermodynamics
09:30-10:00 Jaroslav Vrba: Trapped null-geodesics in slowly rotating space-time
10:00-10:30 John Miller: Neutron star assasins?
10:30-11:00 Coffee Break
11:00-11:30 Deepika Bollimpalli: A new way to measure the neutron star parameters from atmospheric oscillations
11:30-12:00 Jiří Horák: On the disk accretion onto a relativistic radiating star
12:00-12:30 Pavel Bakala: Thin accretion disc in strong gravity influenced by interaction with radiation field
12:30-14:00 Lunch

Afternoon Session (Located at The Municipal House (Obecní dům) in Opava)

Chair: John Miller
14:00-14:30 Wlodek Kluźniak: Instabilities and oscillations of accretion disks in global GRRMHD simulations
14:30-15:00 Ondřej Kopáček: Emergence of magnetic null points in electro-vacuum magnetospheres of compact objects
15:00-15:30 Coffee Break
15:30-16:00 Jiří Svoboda: Unification of black holes across the mass scale
16:00-16:20 Vladimír Karas: Approaches to the mass estimation in supermassive black holes
16:20-16:40 Gabriel Török: On the mass of active galactic nucleus black hole XMMUJ134736.6+173403
16:40-17:15 Coffee Break

A popular lecture for a general public:

17:15-18:00 Marek Abramowicz: How to search for Alien Civilizations in the Galaxy?
19:30-00:00 CONFERENCE DINNER (Located at the "Vinárna U Krbu" restaurant)

Morning Session

Chair: Michal Bursa
09:00-09:30 Audrey Trova: Equilibrium of charged perfect fluid around a Kerr Black Hole
09:30-10:00 Ondřej Zelenka: Recurrence analysis of spinning particles in the Schwarzschild background
10:00-10:30 Coffee Break

The X-ray group meeting (PIRX):

10:30-10:50 Jiří Svoboda: Czech participation in future X-ray missions
10:50-11:10 Gabriel Török: PIRX and students projects
11:10-11:30 Michal Dovčiak: Accreting stellar-mass black holes via X-ray polarimetry
11:30-12:30 Internal PIRX SKYPE CONFERENCE
12:30-14:00 Lunch

Afternoon Session

Chair: Wlodek Kluzniak
14:00-14:45 John Miller: Gravitational wave observations of binary neutron star mergers: some further things we hope to see in the future
14:45-15:15 Anabella Araudo: Acceleration of Ultra High Energy Cosmic Rays by relativistic plasmas. The case of AGN jets
15:15-15:35 Wenda Zhang: Constraint on AGN corona size with fully relativistic modeling of 3D corona
15:35-16:00 Coffee Break
16:00-16:20 Michal Bursa: Relations between slim and thin disks at low mass accretion rates
16:20-16:35 Debora Lančová: GRMHD simulation of thin accretion disc stabilized by magnetic field
16:35-17:05 David Abarca: GRRMHD simulations of super-Eddington accretion onto neutron stars

Morning Parallel Sessions

Chair: Martin Blaschke
09:00-09:40 Camilo Posada: Slowly rotating ultracompact Schwarzschild star
09:40-10:10 Jorge Ovalle: Gravitational Decoupling: generating black hole solutions
10:10-12:00 The X-ray group meeting (PIRX) II: individual project meetings
10:10-10:30 Coffee Break
10:30-11:00 Dilshodbek Bardiev: Charged particle motion around Schwarzschild black hole with split monopole magnetosphere
11:00-11:30 Vojtěch Witzany: Hamiltonian formalism for spinning bodies in curved space-time
11:30-12:00 Arman Tursunov: Ultra-high-energy cosmic rays from supermassive black holes
12:00-14:00 Lunch

Afternoon Session