NEWS

  • 2018-05-09: The website of the workshop is launched.
  • 2018-10-12: The program of the workshop is announced.

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.

 

Monday, October 15, 2018

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

Tuesday, October 16, 2018

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)

 

Wednesday, October 17, 2018

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

 

Thursday, October 18, 2018

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

  • Individual Meetings, Discussions, Work on Common Projects

 

Friday, October 19, 2018

  • Individual Meetings, Discussions, Work on Common Projects

 END OF WORKSHOP


 

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