Name: Sherpa Collaboration Meeting
Start: 2025-04-07T09:00:00+02:00
End: 2025-04-09T18:00:00+02:00
Location: No location set

Sherpa Collaboration Meeting

from Monday 7 April 2025 (09:00) to Wednesday 9 April 2025 (18:00)

Monday 7 April 2025
09:00
09:00 - 09:10
Contributions

09:00 Workforce updates - Frank Krauss (University of Durham) Frank Siegert (Technische Universitaet Dresden) Steffen Schumann (Georg-August Universität Göttingen)
09:10 Session 1
Session 1
09:10 - 09:40
Contributions

09:10 YFS simulation for e+e- - Alan Price (Jagiellonian University)

09:20 QED parton showers and MC@NLO in e+e- - Lois Flower (University of Liverpool)

09:30 Colour reconnections and friends - Frank Krauss (University of Durham)
09:40 Session 2
Session 2
09:40 - 10:30
Contributions

09:40 Pepper ❤️ Sherpa - Enrico Bothmann (CERN)

09:50 Matrix element stability - Max Knobbe (Fermilab)

10:00 Normalising Flows for phase space sampling up to NNLO - Steffen Schumann (Georg-August Universität Göttingen)

10:10 Hadron/HNL decays, ML surrogates, yy+HF fusing - Frank Siegert (Technische Universitaet Dresden (DE))

10:20 Physics validation system - Christian Gutschow (UCL)
10:30 Coffee
Coffee
10:30 - 11:00
11:00 Session 3
Session 3
11:00 - 11:20
Contributions

11:00 Massive radiators in the resummation plugin - Steffen Schumann (Georg-August Universität Göttingen)

11:10 NLL qT and Δφ resummation - Marek Schoenherr (University of Durham)
11:20 Session 4
Session 4
11:20 - 12:30
Contributions

11:20 Alaric matching in e+e- - Daniel Reichelt

11:30 NLO splitting functions - Stefan Hoeche (Fermilab)

11:40 Spin correlations - Diana Mareen Hoppe (Technische Universitaet Dresden)

11:50 Quarkonia production in CSS - Federico Silvetti (University of Durham)

12:00 Discussion
12:30 Lunch
Lunch
12:30 - 14:00
14:00 Session 5
Session 5
14:00 - 14:40
Contributions

14:00 BSM improvements and form factors - Joshua Isaacson

14:10 χpT for neutrinos - Joshua Isaacson

14:20 Spin 3/2 particles in Comix - Diana Mareen Hoppe (Technische Universitaet Dresden)

14:30 EPA and photoproduction - Peter Meinzinger (Zürich University)
14:40 Session 6
Session 6
14:40 - 15:30
Contributions

14:40 New polarisation features/results - Diana Mareen Hoppe (Technische Universitaet Dresden)

14:50 NLO and MC@NLO for 1->n processes - Marek Schoenherr (University of Durham)

15:00 Precision simulations for DY - Stefan Hoeche (Fermilab)

15:10 Discussion
15:30 Coffee
Coffee
15:30 - 16:00

16:00 Physics Topics for 2025
Physics Topics for 2025
16:00 - 18:00
Tuesday 8 April 2025
09:00 Individual Groups
Individual Groups
09:00 - 11:00
Contributions

09:00 Future of NLO / HDF5

09:30 Hard Decays at NLO and MC@NLO

10:00 High precision simulations a la MINNLO
11:00 Lunch
Lunch
11:00 - 13:00
13:00 Individual Groups
Individual Groups
13:00 - 14:30
Contributions

13:00 Loop amplitudes on GPUs

13:30 Code development & validation strategy
14:30 Coffee
Coffee
14:30 - 15:00
15:00
15:00 - 18:00
Contributions

15:00 ATLAS Feedback - Ynyr Harris (University of Bonn (DE))

15:20 CMS Feedback - Jie Xiao (Centre National de la Recherche Scientifique (FR))
Wednesday 9 April 2025
09:00 Work in smaller groups
Work in smaller groups
09:00 - 12:00
Contributions

09:00 Alaric matching - Daniel Reichelt FRANK KRAUSS Peter Meinzinger (Zürich University) Stefan Hoeche (Fermilab)

10:00 Examples/Manual reorganisation in sphinx and gitlab - Frank Siegert (Technische Universitaet Dresden (DE))
12:00 Lunch
Lunch
12:00 - 14:00
14:00 Work in smaller groups
Work in smaller groups
14:00 - 18:00
Contributions

14:00 Alaric NLO - Daniel Reichelt FRANK KRAUSS Federico Silvetti (University of Durham) Stefan Hoeche (Fermilab)

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