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KITP : Building Bridges: Towards a Unified Picture of Stellar and Black Hole Binary Accretion and Evolution
(Mar 14-17, 2022)
Coordinators: Zoltan Haiman, Kaitlin Kratter, and Yan-Fei Jiang

Monday, Mar 14, 2022

Session: Stars / Compact Objects, Chair: Kaitlin Kratter (Arizona)

8:50am Lars Bildsten (KITP) Welcome[Video]
9:00am Roman Rafikov (Cambridge) Circumbinary disks across different scales[Video][CC]
9:45am Matthew Bate (Exeter) Stellar Binary Accretion and Evolution[Video][CC]
10:30am

Morning Break

11:00am Selma De Mink (MPA)
Sophie Schroder (N. Bohr Institute)
Discussion: Orbital Evolution I[Slides][Video][CC][Chat]
11:45am Ondrej Pejcha (Charles U) Discussion: Missing Physics I[Video][CC][Chat]
12:30pm

Lunch break

2:00pm John Tobin (NRAO) The Characteristics, Origin, and Evolution of Multiplicity in the Protostellar Phase[Video][CC]
2:30pm Meng Sun (Northwestern) How tides change the orbit of binaries and a new open-source code to model stellar tides[Slides][Video][CC]
3:00pm Pablo Marchant (KU Leuven) The role of accretion in the formation of gravitational wave sources[Slides][Video][CC]
3:30pm

Afternoon break

4:00pm Stefan Kraus (Exeter) Discussion: Observations I[Video][CC]
4:45pm Maxwell Moe (Arizona) Discussion: Populations I[Slides][Video][CC]
5:30pm

Cocktail Reception

6:00pm

Dinner

8:00pm

Shuttle to BWSCI

Tuesday, Mar 15, 2022

Session: SMBHs, Chair: Zoltan Haiman (Columbia)

9:00am Julie Comerford (CU Boulder) Supermassive Black Hole Binaries, from Galaxy Mergers to Gravitational Waves[Video][CC]
9:45am Tamara Bogdanovic (Georgia Tech) From Kiloparsec Scales to Merger: Properties of Dual AGNs that Become Gravitational Wave Sources[Video][CC]
10:30am

Morning break

11:00am Alberto Sesana (UNIMIB)
Magdalena Siwek (Harvard)
Discussion: Orbital Evolution II[Video][CC]
11:45am Julian Krolik (Johns Hopkins) Discussion: Missing Physics II[Video][CC]
12:30pm

Lunch break

2:00pm Xin Liu (U Illinois) Electromagnetic Observations of Binary Supermassive Black Holes: New Opportunities with Large Synoptic Surveys[Slides][Video][CC]
2:30pm K.E. Saavik Ford (BMCC) Connecting AGN Accretion Disks to Black Hole Binaries at Multiple Scales[Slides][Video][CC]
3:00pm Chris Tiede (NYU) Simulating binaries in thin disks[Video][CC]
3:30pm

Afternoon break

4:00pm Daryl Haggard (McGill Space Inst.)
Chengcheng Xin (Columbia)
Discussion: Observations II[Slides][Video][CC]
4:45pm Steve Taylor (Vanderbilt)
Luke Kelley (Northwestern)
Chiara Mingarelli (Flatiron)
Discussion: Populations II[Video][CC]
5:30pm

Cocktail Reception

6:00pm

Dinner

8:00pm

Shuttle to BWSCI

Wednesday, Mar 16, 2022

Session: Binary Disk Physics, Chair: Dan D'orazio (NBIA)

9:00am Dong Lai (Cornell) Disks around Binaries and Binaries in Big Disks[Slides][Video][CC]
9:45am Steve Lubow (STSCI) Dynamics of Aligned and Misaligned Circumbinary Disks[Slides][Video][CC]
10:30am

Morning break

11:00am Sterl Phinney (Caltech) Discussion: Observational Tests of Theory I[Slides][Video][CC]
11:45am Roger Blandford (Stanford)
Sean Mc Williams (West Virginia)
Discussion: Missing Physics III[Video][CC]
12:30pm

Lunch break

2:00pm Enrico Ramirez-Ruiz (UCSC) Accretion Disk Formation in LIGO Black Hole Binaries[Video][CC]
2:30pm Adam Dempsey (LANL) What Does It Take To Merge Binary Black Holes in AGN Disks[Slides][Video][CC]
3:00pm Cristiano Longarini (U Milan)
Simone Ceppi (Univ. of Milan)
Chasing polar alignment in hierarchical triple systems[Video][CC]
3:30pm

Afternoon break

4:00pm Hui Li (LANL)
Barry Mc Kernan (BMCC)
Discussion: Stellar mass binaries in AGN[Video][CC]
4:45pm Ian Czekala (Penn State) Discussion: Observational tests of theory II[Video][CC]
5:30pm

Cocktail Reception

6:00pm

Dinner

8:00pm

Shuttle to BWSCI

Thursday, Mar 17, 2022

Session: Computational and Ongoing Challenges, Chair: Yan Fei Jiang (Flatiron)

9:00am Zhaohuan Zhu (UNLV) Grid-based simulations for misaligned circumbinary disks and disk breaking[Video][CC]
9:45am Sasha Tchekhovskoy (Northwestern) Simulating how black holes burp and shine[Video][CC]
10:30am

Morning break

11:00am Laura Blecha (Florida)
Scott Noble (GSFC)
Discussion: Connecting different scales[Slides][Video][CC]
11:45am Mark Avara (Cambridge)
Paul Duffell (Purdue)
Discussion: Code Comparison Projects[Video][CC]
12:30pm

Lunch break

2:00pm Mark Avara (Cambridge) 3D-GRMHD Evolution of Inspiraling Supermassive Black Hole Binaries[Video][CC]
2:30pm Judit Szulagyi (ETH Zurich) Accretion inside circumplanetary disks, the equivalents of BH mini-disks[Video][CC]
3:00pm Philipp Moesta (U Amsterdam) Simulating accretion in the inner cavity of circumbinary disks[Video][CC]
3:30pm

Afternoon break

4:00pm Shane Davis (U Virginia)
Philipp Moesta (Univ. Amsterdam)
Discussion: Post processing and Mock Observations[Video][CC]
5:30pm

Conference end - SHUTTLE TO BWSCI *Also available to SB Airport and SB Airbus, Goleta location. (See Registration Desk BEFORE THURSDAY to sign up.)