welcome to the GRTL collaboration website

Our collaboration develops numerical codes that test the limits of General Relativity in dynamical strong gravity regimes

Our codes

Our original numerical relativity code with adaptive mesh refinement, built on the Chombo framework.

Contact Katy Clough using grchombo@gmail.com

Our code for solving the initial conditions in numerical relativity.

Key contacts:
Josu Aurrekoetxea and Sam Brady

Our 1d spherically symmetric code in Python .

Key contacts:
Josu Aurrekoetxea and Katy Clough

Extensions to GRChombo

Our code for evolving modified theories of gravity including EsGB.

Key contacts:
Llibert Areste Salo and Sam Brady

Our code for evolving relativistic matter on analytic metric backgrounds.

Key contacts:
Dina Traykova and Zipeng Wang

Coming soon:

Coming soon! Our new numerical relativity code built on the AMReX framework, with GPU support

Key contacts:
Juliana Kwan, Miren Radia and Katy Clough

ExoZvezda

Coming soon! Our code for evolving exotic compact objects like boson stars.

Key contacts:
Tamara Evstafyeva and Robin Croft

papers

Find more of our papers on Inspire HEP

movies

See our movies on YouTube

Get in touch with us at grchombo@gmail.com