1 code implementation • 16 Dec 2019 • Leo C. Stein, Niels Warburton
Black hole spacetimes, like the Kerr spacetime, admit both stable and plunging orbits, separated in parameter space by the separatrix.
General Relativity and Quantum Cosmology High Energy Astrophysical Phenomena High Energy Physics - Theory
2 code implementations • 27 Aug 2019 • Leo C. Stein
$\mathtt{qnm}$ is an open-source Python package for computing the Kerr quasinormal mode frequencies, angular separation constants, and spherical-spheroidal mixing coefficients.
General Relativity and Quantum Cosmology Instrumentation and Methods for Astrophysics
2 code implementations • 22 May 2019 • Vijay Varma, Scott E. Field, Mark A. Scheel, Jonathan Blackman, Davide Gerosa, Leo C. Stein, Lawrence E. Kidder, Harald P. Pfeiffer
The final black hole model, \RemnantModel, models the mass, spin, and recoil kick velocity of the remnant black hole.
General Relativity and Quantum Cosmology High Energy Astrophysical Phenomena
2 code implementations • 9 Apr 2019 • Michael Boyle, Daniel Hemberger, Dante A. B. Iozzo, Geoffrey Lovelace, Serguei Ossokine, Harald P. Pfeiffer, Mark A. Scheel, Leo C. Stein, Charles J. Woodford, Aaron B. Zimmerman, Nousha Afshari, Kevin Barkett, Jonathan Blackman, Katerina Chatziioannou, Tony Chu, Nicholas Demos, Nils Deppe, Scott E. Field, Nils L. Fischer, Evan Foley, Heather Fong, Alyssa Garcia, Matthew Giesler, Francois Hebert, Ian Hinder, Reza Katebi, Haroon Khan, Lawrence E. Kidder, Prayush Kumar, Kevin Kuper, Halston Lim, Maria Okounkova, Teresita Ramirez, Samuel Rodriguez, Hannes R. Rüter, Patricia Schmidt, Bela Szilagyi, Saul A. Teukolsky, Vijay Varma, Marissa Walker
Accurate models of gravitational waves from merging black holes are necessary for detectors to observe as many events as possible while extracting the maximum science.
General Relativity and Quantum Cosmology High Energy Astrophysical Phenomena
1 code implementation • 24 Sep 2018 • Vijay Varma, Davide Gerosa, François Hébert, Leo C. Stein, Hao Zhang
We present accurate fits for the remnant properties of generically precessing binary black holes, trained on large banks of numerical-relativity simulations.
General Relativity and Quantum Cosmology High Energy Astrophysical Phenomena
2 code implementations • 12 Feb 2018 • Davide Gerosa, François Hébert, Leo C. Stein
Our procedure uses a numerical-relativity surrogate model to obtain the gravitational waveform given a set of binary parameters, then from this waveform we directly integrate the gravitational-wave linear momentum flux.
General Relativity and Quantum Cosmology Astrophysics of Galaxies High Energy Astrophysical Phenomena
