Modelling of Multiphase Astrophysical Media, Ringberg Castle, 3rd - 7th Nov. 2025, Program (Updated 2nd Nov 2025)
Student talks: 12+3 minutes | Senior talks: 15+5 minutes
Sunday, Nov 2
18:00 Arrival and reception dinner
Monday, Nov 3
09:00 Official Welcome
09:10 Intro talk - Session 1 (Accretion, CGM evo): Yuval Birnboim Chair: Mohammadreza Ayromlou
09:25 Yuval Birnboim The circumgalactic medium of various galaxies
09:45 Rainer Weinberger Multiphase gas in cosmological galaxy formation simulations
10:05 Sten Sipma Modeling the evolution of the Milky Way’s circumgalactic medium
10:20 Coffee break
11:00 Session 2 (Accretion, CGM evo, Clouds)
11:00 Yossi Oren Sunyaev–Zeldovich Signals from L* Galaxies: Observations, Analytics, and Simulations
11:15 Jonathan Stern How Turbulence Shapes the Multi-Phase CGM: Subsonic vs. Supersonic Regimes
11:35 Hitesh Kishore Das Subgrid Secrets: Towards a Physical Model for Simulating Multiphase CGM
11:55 Francesco Bollati Multiphase galactic outflows on a moving-mesh
12:15 Andrei Antipov On the kinematic and thermodynamic state of clouds in complex wind multi-cloud environments using a Friends-of-Friends analysis
12:30 Lunch
14:00 Session 3 (Clouds) Chair: Manami Roy
14:00 Ish Kaul Magnetized infalling clouds and streams in the CGM
14:15 Volker Springel A new divergence-free approach for moving-mesh magnetohydrodynamics
14:35 Wladimir Banda-Barragan Magnetohydrodynamic shielding in multi-phase galactic flows
14:55 Zhiyuan Yao The shattering (or not) of cold streams during the penetration of the virial shock
15:15 Nicolas Ledos Illuminating cold circum-galactic gas with quasar
15:35 Coffee break
16:05 Discussion: Volker Springel & Rainer Weinberger
16:50 End of day
17:30 (Optional) Castle Tour
18:30 Dinner
Tuesday, Nov 4
09:00 Intro talk - Session 4 (Winds): Prateek Sharma Chair: Mateusz Ruszkowski
09:15 Prateek Sharma Something on multiphase flows
09:35 Peng Oh Zipf’s Law and the CGM Cloud Mass Function
09:55 Ritali Ghosh Fates Entwined: Cold Gas, Turbulence, and Stripping in Multiphase Environments
10:15 Fernando Hidalgo Pineda From a Spherical Cow to a Herd of Real Ones: connecting Multiphase Outflows to ISM Properties
10:30 Coffee break
11:00 Session 5 (ISM & Winds)
11:00 Thorsten Naab The physical origin of the multi-phase ISM and galactic outflows
11:20 Mattias Weber CRexit: How Cosmic Rays Shape the Cold CGM
11:35 Rajsekhar Mohapatra Radiative Mixing Layers in the Circumgalactic Medium: The Impact of Magnetic Fields and Microphysics
11:55 Alankar Dutta Riding the Storm: Clouds in expanding galactic outflows
12:15 Lachlan Lancaster The Origin of Cooling in TRMLs
12:35 Lunch
14:00 Session 6 (ISM to Winds) Chair: Jing Wang
14:00 Manami Roy Cosmic Rays as Regulators of the Multiphase Circumgalactic Medium
14:20 Alexei Kritsuk Hallmarks of multiphase ISM turbulence in polarized microwave foregrounds
14:40 Patrick Hennebelle Modeling multi-phase interstellar medium
15:00 Sylvia Ploeckinger The multiphase ISM in the COLIBRE simulations
15:20 Joanne Tan Imprints of Feedback on the Cosmic Evolution of Gas and Metals in the IllustrisTNG Simulations
15:35 Coffee break
16:00 Nele Stachlys A multi-fluid model for the interstellar medium in cosmological simulations
16:15 Eric Rohr The Multiphase CGM across Cosmological Simulations
16:35 Discussion: Sylvia Ploeckinger & Patrick Hennebelle
17:15 End of day
17:30 Group Photo
18:30 Dinner
Wednesday, Nov 5
09:00 Intro talk - Session 7 (Solar & Stellar): Rony Keppens Chair: Prakriti Pal Choudhury
09:15 Moira Jardine Multi-phase plasmas as probes of stellar coronae and winds
09:35 Simon Daley-Yates Dust-Loaded Prominences in Young, Rapidly Rotating Stars: A Multiphase Perspective
09:55 Patrick Antolin Coronal rain as a proxy for coronal heating
10:15 Rony Keppens Mathematics for coronal rain: the hydrodynamic thermal continuum
10:35 Coffee break
11:00 Session 8 (Solar & Stellar)
11:00 Ramon Oliver Understanding coronal rain dynamics through a point-mass model
11:20 Varsha Felsy Is Thermal Instability Instrumental to Coronal Rain Formation?
11:40 Discussion: Moira Jardine & Patrick Antolin
12:15 Announcements & Poster Presentations
12:30 Lunch
~14:00-18:30 Free Afternoon
17:30 (Optional) Break-out rooms discussion
18:30 Bavarian Dinner
Thursday, Nov 6
09:00 Intro talk - Session 9 (ICM & AGN/BH): Massimo Gaspari Chair: Jonathan Stern
09:15 Fred Jennings Cold Clouds in the ICM: The Role of Magnetic Fields, Conduction, and Radiative Cooling
09:35 Frederick Groth Turbulence in local universe clusters
09:55 Stephanie Tonnesen Hot winds and cold clouds and stars, oh my!
10:15 Martin Fournier Velocity Structure Functions and Cold Gas Formation in the ICM: Insights from Exascale MHD Simulations
10:30 Coffee break
11:00 Session 10 (ICM & AGN/BH)
11:00 Bipradeep Saha Turbulent Drivers of Multiphase Structure in the ICM: Insights from TNG Cluster simulations
11:15 Patrick Reichherzer An Effective Two-Phase ICM for Cosmic-Ray Transport
11:35 Congyao Zhang XRISM's View on Hot Gas Kinematics in Galaxy Clusters: Recent Progress
11:55 Prakriti Pal Choudhury Energy and momentum transport in multiphase, weakly magnetized plasmas
12:15 Philipp Grete Energy transfers in the multiphase ICM
12:35 Lunch
14:00 Session 11 (ICM & AGN/BH) Chair: Lachlan Lancaster
14:00 Yuan Li Mesoscale Simulations of Multiphase Accretion Flows onto Supermassive Black Holes
14:20 Massimo Gaspari BlackHoleWeather: Mapping the Storms of AGN Feeding and Feedback
14:40 Suoqing Ji Multiphase gas in AGN feedback and galaxy mergers
15:00 Jing Wang Directly mapped low column-density HI as a probe of galactic disk CGM interactions
15:20 Coffee break
16:05 Xuchen Lin FEASTS: Directly mapped low-column density HI tracing galactic gas accretion and feedback processes
16:20 Mohammadreza Ayromlou BEYOND the halo boundary
16:40 Discussion: Stephanie Tonnesen & Suoqing Ji
17:15 End of day
18:30 Dinner
Friday, Nov 7
09:00 Intro talk - Session 12 (CRs, other driving mech): Ulrich Steinwandel Chair: Ritali Ghosh
09:15 Philipp Girichidis Cosmic Ray-Driven Multiphase Structure and Outflows in the ISM and Galaxies: Insights from Spectral CR-MHD Simulations
09:35 Ryan Farber Superwinds
09:55 Mateusz Ruszkowski Multiphase cosmic ray—driven galactic winds
10:15 Evan Scannapieco The PhEW+ model to track the subgrid evolution of multiphase gas
10:35 Coffee break
11:05 Session 13
11:05 Ulrich Steinwandel On the theoretical modeling of magnetized, multiphase galactic outflows
11:25 Timon Thomas Shaping Multiphase Galactic Environments with Cosmic Rays
11:45 Discussion: Evan Scannapieco & Philipp Girichidis
12:15 Wrap-up discussion: Peng Oh & Yuan Li
12:30 Lunch
~14:00 Departure