November 17 - 18, 2023

November 17, 2023 - Friday
8:00 AM - 9:00 AMBREAKFAST
8:55 AM - 9:00 AMWELCOME
Robert Wald (Kavli Institute for Cosmological Physics) and Daniel Holz (Kavli Institute for Cosmological Physics)
 CosmologyChair: Daniel HolzERC 161
9:00 AM - 9:12 AMAurora Ireland, University of Chicago
Supermassive Primordial Black Holes from Inflation
9:12 AM - 9:24 AMKris Mackewicz, University of Chicago
Gravity of Gluonic Fluctuations and the Value of the Cosmological Constant
9:24 AM - 9:36 AMTomás Ferreira Chase, Universidad de Buenos Aires
Ultralight vector dark matter, anisotropies and cosmological adiabatic modes
9:36 AM - 9:48 AMIfigeneia Giannakoudi, Perimeter Institute
Ultralight Boson Probe-ability with LISA
9:48 AM - 10:00 AMBryce Cousins, University of Illinois Urbana-Champaign
Cosmic anisotropy with networks of next-generation gravitational-wave detectors
10:00 AM - 10:12 AMUtkarsh Mali, Canadian Institute for Theoretical Astrophysics (CITA)
Gravitational Wave Cosmology using Spectral Sirens
10:12 AM - 10:24 AMAmanda Farah, University of Chicago
Cosmology with the mass distribution of GW sources
 Testing General RelativityChair: Robert WaldERC 161
10:24 AM - 10:36 AMQuentin Bailey, Embry-Riddle Aeronautical University
Towards a multipole expansion for testing spacetime symmetry
10:36 AM - 11:00 AMCOFFEE BREAK
11:00 AM - 11:12 AMAlex Deich, UIUC/ICASU
Lyanpunov exponents to test general relativity
11:12 AM - 11:24 AMGuillaume Dideron, Perimeter Institute
Looking for unmodelled physics in gravitational waves
11:24 AM - 11:36 AMKristen Schumacher, University of Illinois Urbana-Champaign
Better early than never: Testing GR with GW Polarizations
11:36 AM - 11:48 AMYiqi Xie, University of Illinois Urbana-Champaign
Neural Post-Einsteinian Framework for Efficient Theory-Agnostic Tests of General Relativity with Gravitational Waves
11:48 AM - 12:00 PMHaoyang Liu, UCAS/UIUC
Probing higher curvature effects through an effective-field-theory consistent gravitational wave model
12:00 PM - 1:30 PMLUNCH
 Gravitational Waves IChair: Jose Maria EzquiagaERC 161
1:30 PM - 1:42 PMNijaid Arredondo, University of Illinois at Urbana-Champaign
Highly eccentric amplitudes in the efficient fully-precessing eccentric waveform model
1:42 PM - 1:54 PMAryanna Schiebelbein, Canadian Institute for Theoretical Astrophysics
Populations of Binary Black Holes Over Cosmic Time
1:54 PM - 2:06 PMNaresh Adhikari, University of Wisconsin-Milwaukee
Enabling Multi-Messenger Astronomy through Low-Latency GW-GRB Coincidence Ranking and Inference.
2:06 PM - 2:18 PMJacob Sprague, Northwestern University
Gravitational wave signals from axion clouds in the LSD band
2:18 PM - 2:30 PMCaroline Owen, University of Illinois at Urbana-Champaign
Waveform accuracy and systematic uncertainties in current gravitational wave observations
2:30 PM - 2:42 PMSimone Mezzasoma, University of Illinois Urbana-Champaign
Mitigating Waveform Model Uncertainties in Binary Black Hole Parameter Estimation
2:42 PM - 2:54 PMTamal RoyChowdhury, University of Wisconsin-Milwaukee
High accuracy post-Newtonian and numerical relativity comparisons involving higher modes for eccentric binary black holes and a dominant mode eccentric inspiral-merger-ringdown model
2:54 PM - 3:06 PMGabriel Freedman, University of Wisconsin-Milwaukee
Cross Validating the Inter-pulsar Correlations in the NANOGrav 15 yr Dataset
 Classical General Relativity I + Quantum GravityChair: Lydia BieriKPTC 106 (Note that this session is in a different location from the other sessions!)
3:30 PM - 3:42 PMFrederick Pardoe, University of Illinois at Urbana Champaign
Hyperbolic encounters of binary black holes in general relativity, and scalar Gauss-Bonnet fields
3:42 PM - 3:54 PMRamesh Radhakrishnan, Baylor University
Simplest set of modifications to Einstein's Gravity to construct stable traversable wormholes
3:54 PM - 4:06 PMChristopher Stith, University of Michigan
Black hole formation with null dust
4:06 PM - 4:18 PMVictor Zhang, University of Chicago
The Entropy of Dynamical Black Holes and the Generalized Second Law
4:18 PM - 4:30 PMSoumodeep Mitra, University of South Dakota
Probing Quantum Nature of Black holes with Ultralight Dark Matter
4:30 PM - 4:42 PMTyler McMaken, JILA, University of Colorado Boulder
Pancakification in quantum Kerr black holes
4:42 PM - 4:54 PMShohreh Gholizadeh Siahmazgi, Wake Forest University
Infrared Effects and the Unruh State
4:54 PM - 5:06 PMIan Newsome, Wake Forest University
Quantum Effects in 3+1 Schwarzschild-de Sitter Spacetime: Properties of the Hadamard Two-Point Function
5:06 PM - 5:18 PMJohn Joseph Marchetta, Baylor University
Supertranslations at spatial infinity in terms of Ashtekar-Barbero variables.
5:18 PM - 5:30 PMDaine Danielson, The University of Chicago
Asymptotic Charge Induced Decoherence in QED and Quantum Gravity

November 18, 2023 - Saturday
8:00 AM - 9:00 AMBREAKFAST
 AstrophysicsChair: Zoheyr DoctorERC 161
9:00 AM - 9:12 AMJustin Ripley, University of Illinois, Urbana-Champaign
Probing internal dissipative processes of neutron stars with gravitational waves during the inspiral
9:12 AM - 9:24 AMAbhishek Hegade Kumbale Raveesha, UIUC
Probing dissipative effects in neutron stars using gravitational waves-II
9:24 AM - 9:36 AMRohit Chandramouli, University of Illinois at Urbana-Champaign
Probing internal dissipative processes of neutron stars with gravitational waves during the inspiral III: Implications from GW170817
9:36 AM - 9:48 AMJayana Antunes Saes de Lima, University of Illinois at Urbana-Champaign
Why is the average stiffness inside neutron stars approximately universal?
9:48 AM - 10:00 AMDaniel Caballero, Univeristy of Illinois Urbana-Champaign
Stability of Dark Matter Admixed Neutron Stars
10:00 AM - 10:12 AMDarsan Swaroop Bellie, CIERA, Northwestern University
The unresolved stochastic background from compact binary mergers detectable by next-generation ground-based gravitational-wave observatories
10:12 AM - 10:24 AMPranav Satheesh, University of Florida
Studying gravitational wave and slingshot recoil of massive black holes in cosmological simulations
10:24 AM - 10:36 AMKellie O'Neal-Ault, Embry-Riddle Aeronautical University
Recent Spacetime symmetry tests in Gravity
10:36 AM - 11:00 AMCOFFEE BREAK
 Classical General Relativity IChair: Nicolas YunesERC 161
11:00 AM - 11:12 AMZachary Tyler, Grand Valley State Physics Department
Numerical Solutions to McVittie Timelike Geodesics
11:12 AM - 11:24 AMRobert Weinbaum, University of Chicago
The Averaged Null Energy Condition for Classical Dirac Fields
11:24 AM - 11:36 AMTaillte May, Perimeter Institute
Non-linear contribution to black hole ringdown
11:36 AM - 11:48 AMMohamed Fawzy Abbas Aly, SUNY at Buffalo
On the Generalization of the Kruskal-Szekeres Coordinates: A Global Conformal Charting of the Reissner–Nordström Spacetime
11:48 AM - 12:00 PMConner Dailey, Perimeter Institute
Reflecting boundary conditions in numerical relativity as a model for black hole echoes
12:00 PM - 1:30 PMLUNCH
1:30 PM - 1:42 PMChristopher Winfield, Oakland University Dept. of Mathematics and Statistics
Analysis of Large Harmonic-Degree Asymptotics for Non-Radial Stellar Pulsation Models: Explorations of Numerical and Symbolic Computation via Mathematica
1:42 PM - 1:54 PMAlan Wiseman, University of Wisconsin -- Milwaukee
The self-force on a static charge in Schwarzschild spacetime using the method of images
 Gravitational waves IIChair: Albert StebbinsERC 161
1:54 PM - 2:06 PMDavid Garfinkle, Oakland University
Gravitational wave memory and the wave equation
2:06 PM - 2:18 PMSylvia Biscoveanu, Northwestern University
Probing Correlations in the Binary Black Hole Population with Flexible Models
2:18 PM - 2:30 PMMaya Fishbach, Canadian Institute for Theoretical Astrophysics (CITA)
LIGO-Virgo-KAGRA's Oldest Black Holes
2:30 PM - 2:42 PMGayathri Vivekananthaswamy, University of Wisconsin Milwaukee
Gravitational wave source populations: Disentangling an AGN component
2:42 PM - 2:54 PMColm Talbot, University of Chicago
Preparing for gravitational-wave population inference at scale
2:54 PM - 3:06 PMVishal Baibhav, Northwestern University
Which came first? Black-hole Spin or Supernova Kick
3:30 PM - 3:42 PMNima Laal, Vanderbilt
The NANOGrav 15-year data set: Search for Transverse Polarization Modes in the Gravitational-Wave Background
3:42 PM - 3:54 PMNihan Pol, University of Wisconsin Milwaukee
The NANOGrav 15 yr dataset: Evidence for a nanohertz gravitational wave background
3:54 PM - 4:06 PMLydia Bieri, University of Michigan
Asymptotics of Radiative Spacetimes
4:06 PM - 4:18 PMJamie Bamber, University of Illinois Urbana-Champaign
Fundamental physics with black holes and scalar fields
 Classical General Relativity IIChair: Alan WisemanERC 161
4:18 PM - 4:30 PMGeorge Hrabovsky, Midwest Area Science an d Technology
Constructing Classical Fields from a Lagrangian in Mathematica
4:30 PM - 4:42 PMJames Wheeler, University of Michigan, Ann Arbor
Generic Naked Singularities in Vaidya Spacetimes
4:42 PM - 4:54 PMAlex Buchel, UWO/Perimeter Institute
Gravitational reheating at strong coupling from holography
4:54 PM - 5:06 PMAriel Edery, Bishop's University
Phase transition at a critical coupling $xi_c$ for a vortex nonminimally coupled to Einstein gravity in AdS$_3$
5:06 PM - 5:18 PMAndrew J. S. Hamilton, U. Colorado, Boulder
Spin(11,1) String Theory
5:18 PM - 5:30 PMCharles Sven, Independent Researcher
The Copernican Cosmological Principle Revisited.