Name: xFitter External meeting
Start: 2023-05-02T10:00:00+02:00
End: 2023-05-05T15:00:00+02:00
Location: CERN

xFitter External meeting

from Tuesday 2 May 2023 (10:00) to Friday 5 May 2023 (15:00)

Monday 1 May 2023
Tuesday 2 May 2023
11:00 Where do we stand with the current release?
Where do we stand with the current release?
11:00 - 12:30
Room: 4/3-004 - TH Discussion Room
Contributions

11:00 Opening remarks - Francesco Giuli (CERN)

11:10 Current xFitter version - Alexander Glazov (Deutsches Elektronen-Synchrotron (DE))

11:40 Brainstorming - Alexander Glazov (Deutsches Elektronen-Synchrotron (DE)) Francesco Giuli (CERN) Oleksandr Zenaiev (Hamburg University) Simone Amoroso (Deutsches Elektronen-Synchrotron (DE))
12:30 Lunch
Lunch
12:30 - 14:00
Room: 40/S2-C01 - Salle Curie
14:00 Where do we want to go with future releases?
Where do we want to go with future releases?
14:00 - 15:30
Room: 4/3-004 - TH Discussion Room
Contributions

14:00 xFitter usage in the SURGE and HEFTY collaborations - Fred Olness (Southern Methodist University (US))

14:30 xFitter usage at the EIC - TIMOTHY J HOBBS (Argonne National Laboratory)
15:30 Coffee break
Coffee break
15:30 - 16:00
Room: 40/S2-C01 - Salle Curie
16:00 Where do we want to go with future releases?
Where do we want to go with future releases?
16:00 - 17:30
Room: 4/3-004 - TH Discussion Room
Contributions

16:00 New ATLAS measurements sensitive to PDFs - Amanda Sarkar (University of Oxford (GB))

16:30 New CMS measurements sensitive to PDFs and feedback from the LHC EW WG - Simone Amoroso (Deutsches Elektronen-Synchrotron (DE))

17:00 Brainstorming on possible xFitter analyses with EIC data
Wednesday 3 May 2023
09:30 Meson PDFs and FFs
Meson PDFs and FFs
09:30 - 10:30
Room: 40/S2-C01 - Salle Curie
Contributions

09:30 A model for pion collinear parton distribution function and form factor - SIMONE Venturini (University of Pavia)

10:00 Kaon PDF/FFs - Hamed Abdolmaleki
10:30 Coffee break
Coffee break
10:30 - 11:00
Room: 40/S2-C01 - Salle Curie
11:00
11:00 - 12:30
Room: 40/S2-C01 - Salle Curie
Contributions

11:00 A data-driven test of a quantum-statistics PDF parametrisation - Federico Silvetti (INFN - National Institute for Nuclear Physics) Marco Bonvini (INFN, Rome 1 Unit)

11:30 Hesse vs Iterate error bands - Alexander Glazov (Deutsches Elektronen-Synchrotron (DE)) Francesco Giuli (CERN)
12:30 Lunch
Lunch
12:30 - 14:00
Room: 40/S2-C01 - Salle Curie
14:00 Ongoing and future projects with xFitter
Ongoing and future projects with xFitter
14:00 - 15:30
Room: 40/S2-C01 - Salle Curie
Contributions

14:00 AFB and high-x PDF behaviour - Juri Fiaschi (University of Liverpool)

14:30 Exploring SMEFT couplings using Forward-Backward Asymmetry - Oleksandr Zenaiev (Hamburg University)

15:00 SMEFT studies with EIC and LHeC DIS pseudo data - Chiara Bissolotti (Argonne National Laboratory)
15:30 Coffee break
Coffee break
15:30 - 16:00
Room: 40/S2-C01 - Salle Curie
16:00 Ongoing and future projects with xFitter
Ongoing and future projects with xFitter
16:00 - 17:30
Room: 40/S2-C01 - Salle Curie
Contributions

16:00 The L2 sensitivity paper - Joey Huston (Michigan State University (US)) Pavel Nadolsky (Southern Methodist University)

16:30 Quantification of the epistemic PDF uncertainty - Aurore Courtoy (Instituto de Física, UNAM)

17:00 Bézier curves and pion PDFs with xFitter - Lucas Kotz
Thursday 4 May 2023
09:00 Debug and code developments
Debug and code developments
09:00 - 10:30
Room: 40/S2-C01 - Salle Curie
Contributions

09:00 N3LO PDF evolution and APFEL update - Valerio Bertone (C.E.A. Paris-Saclay)

09:30 DYTURBO interface and its applications - Stefano Camarda (CERN)
10:30 Coffee break
Coffee break
10:30 - 11:00
Room: 40/S2-C01 - Salle Curie
11:00 Debug and code developments
Debug and code developments
11:00 - 12:30
Room: 40/S2-C01 - Salle Curie
Contributions

11:00 Recent developments on TMD-PB fits - Hannes Jung (Deutsches Elektronen-Synchrotron (DE)) Sara Taheri Monfared (Deutsches Elektronen-Synchrotron (DE))
12:30 Lunch
Lunch
12:30 - 14:00
Room: 40/S2-C01 - Salle Curie
14:00 Ongoing and future projects with xFitter
Ongoing and future projects with xFitter
14:00 - 15:30
Room: 4/3-004 - TH Discussion Room
Contributions

14:00 Including qT-resummation in DY and its impact on PDF fits - Alessandro Guida (Humboldt University of Berlin (DE))

14:30 Running of the weak mixing angle at the LHC - Federico Vazzoler (Deutsches Elektronen-Synchrotron (DE))
15:30 Coffee break
Coffee break
15:30 - 16:00
Room: 40/S2-C01 - Salle Curie
16:00 Ongoing and future projects with xFitter
Ongoing and future projects with xFitter
16:00 - 17:30
Room: 4/3-004 - TH Discussion Room
Contributions

16:00 APPLfast update - Claire Gwenlan (University of Oxford (GB)) Lucas Kunz (KIT - Karlsruhe Institute of Technology (DE))

16:30 MATRIX interface to fast-interpolation tools - Stefan Kallweit (Universita & INFN, Milano-Bicocca (IT)) Tomas Jezo (WWU ITP)

17:00 PineAPPL interface to xFitter and MSR mass studies with MCFM - Toni Makela (NCBJ)
19:00 Pizza/Fondue all together
Pizza/Fondue all together
19:00 - 21:30
Room: 40/S2-C01 - Salle Curie
Friday 5 May 2023
09:00 Debug and code developments
Debug and code developments
09:00 - 10:30
Room: 40/S2-C01 - Salle Curie
Contributions

09:00 Impact of J/psi production data on PDFs - bug report - Chris Flett (IJCLab)

09:30 Bayesian PDF fits to ZEUS high-x data - Michiel Botje (Nikhef National institute for subatomic physics (NL))
10:30 Coffee break
Coffee break
10:30 - 11:00
Room: 40/S2-C01 - Salle Curie
11:00 Session 5
Session 5
11:00 - 12:30
Room: 40/S2-C01 - Salle Curie
Contributions

11:00 Coding session - Alexander Glazov (Deutsches Elektronen-Synchrotron (DE)) Francesco Giuli (CERN)
12:30 Lunch
Lunch
12:30 - 14:00
Room: 40/S2-C01 - Salle Curie

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