1 code implementation • 12 Jan 2021 • The DarkMachines High Dimensional Sampling Group, Csaba Balázs, Melissa van Beekveld, Sascha Caron, Barry M. Dillon, Ben Farmer, Andrew Fowlie, Will Handley, Luc Hendriks, Guðlaugur Jóhannesson, Adam Leinweber, Judita Mamužić, Gregory D. Martinez, Pat Scott, Eduardo C. Garrido-Merchán, Roberto Ruiz de Austri, Zachary Searle, Bob Stienen, Joaquin Vanschoren, Martin White
Optimisation problems are ubiquitous in particle and astrophysics, and involve locating the optimum of a complicated function of many parameters that may be computationally expensive to evaluate.
Bayesian Optimisation High Energy Physics - Phenomenology Computational Physics
1 code implementation • 7 Sep 2020 • The GAMBIT Cosmology Workgroup, :, Janina J. Renk, Patrick Stöcker, Sanjay Bloor, Selim Hotinli, Csaba Balázs, Torsten Bringmann, Tomás E. Gonzalo, Will Handley, Sebastian Hoof, Cullan Howlett, Felix Kahlhoefer, Pat Scott, Aaron C. Vincent, Martin White
We introduce $\sf{CosmoBit}$, a module within the open-source $\sf{GAMBIT}$ software framework for exploring connections between cosmology and particle physics with joint global fits.
Cosmology and Nongalactic Astrophysics High Energy Physics - Phenomenology
1 code implementation • 7 Sep 2020 • The GAMBIT Cosmology Workgroup, :, Patrick Stöcker, Csaba Balázs, Sanjay Bloor, Torsten Bringmann, Tomás E. Gonzalo, Will Handley, Selim Hotinli, Cullan Howlett, Felix Kahlhoefer, Janina J. Renk, Pat Scott, Aaron C. Vincent, Martin White
We determine the upper limit on the mass of the lightest neutrino from the most robust recent cosmological and terrestrial data.
Cosmology and Nongalactic Astrophysics High Energy Physics - Phenomenology
2 code implementations • 11 Jan 2019 • Peter Athron, Csaba Balázs, Michael Bardsley, Andrew Fowlie, Dylan Harries, Graham White
We present BubbleProfiler, a C++ software package for finding field profiles in bubble walls and calculating the bounce action during phase transitions involving multiple scalar fields.
High Energy Physics - Phenomenology Cosmology and Nongalactic Astrophysics
2 code implementations • 30 Aug 2018 • The GAMBIT Collaboration, Peter Athron, Csaba Balázs, Ankit Beniwal, Sanjay Bloor, José Eliel Camargo-Molina, Jonathan M. Cornell, Ben Farmer, Andrew Fowlie, Tomás E. Gonzalo, Felix Kahlhoefer, Anders Kvellestad, Gregory D. Martinez, Pat Scott, Aaron C. Vincent, Sebastian Wild, Martin White, Anthony G. Williams
In all Higgs portal models, we find parameter regions that can explain all of dark matter and give a good fit to all data.
High Energy Physics - Phenomenology Cosmology and Nongalactic Astrophysics