Astroparticle and Particle Physics Workshop

6 Oct 2025, 13:00 → 8 Oct 2025, 12:30 Europe/Berlin

CTAO Building, Seminar Room (DESY, Zeuthen - Berlin)

Cigdem Issever (Z_ET (Teilchenphysik))

(C) James O'Brian https://jamesobrienstudio.com/

 

Hotelliste-2025.pdf

Zeuthen-Plan-2024-09_mit Legende.pdf

Monday 6 October

13:00 → 13:15 Welcome

Welcome

13:00 Welcome to the Workshop

Speaker: Cigdem Issever (Z_ET (Teilchenphysik))

APPP_social.pdf

APPP_Welcome.pptx

13:05 → 14:00 The Standard Models of Particle Physics and Cosmology: SM of Cosmology, Theory and Experiment

Conveners: Cigdem Issever (Z_ET (Teilchenphysik)), Walter Winter (Z_THAT (Theoretische Astroteilchenphysik))

13:10 Poster Pitches

poster_coll.pdf

13:15 Warm Up

We will use this time for some other activity.

Speakers: Simran Sunil Gurdasani (Z_ATLAS (Experiment ATLAS)), Sofia Barbero Lescure (Z_FH (Forschung Hochenergiephysik))

APPP_social-1.pdf

13:30 Standard Model of Cosmology

Speakers: Jakob Nordin (HU Berlin), Jakob Nordin (Humboldt-Universität zu Berlin)

APPA_DESY2025.pdf

appp_jakobsen.pdf

DESY25Cosmo.pdf

13:50 Discussion

14:00 → 14:30 Coffee Break

14:30 → 15:35 Neutrinos and Feebly Interacting Particles: Dark Matter

Conveners: Steven Worm (Z_DET (Detektorentwicklung)), Ullrich Schwanke (Z_CTA (Cherenkov Telescope Array))

14:30 Poster Pitches

poster_coll2.pdf

14:35 Dark Matter Searches with the Cherenkov Telescope Array Observatory

Speaker: Gabrijela Zaharijas (University of Nova Gorica)

2025-DESY-Zaharijas-v0.pdf

14:55 Discussion

15:05 New-physics searches with quantum sensors

Speaker: Nathan Sherrill

Zeuthen-talk-Sherrill.pdf

15:25 Discussion

15:35 → 16:05 Short break

16:05 → 17:40 The Standard Models of Particle Physics and Cosmology: Precision SM: Theory and Experiment

Conveners: Agostino Patella (Humboldt-Universität zu Berlin), Clara Elisabeth Leitgeb (Z_ATLAS (Experiment ATLAS))

16:05 Poster Pitches

poster_coll3.pdf

16:10 ttH

Speakers: Judith Katzy (ATLAS (ATLAS Top Physics)), judith katzy (desy)

ttHAndBaryogenesisTalk.pdf

16:30 Discussion

16:40 Higgs SelfCoupling

Speaker: Cedrine Alexandra Huegli (Z_ATLAS (Experiment ATLAS))

HU_seminar_oct_2025_final.pdf

17:00 Discussion

17:10 Lattice QCD and baryon-baryon interactions

Speaker: Jeremy Green (Z_ZPPT (Zeuthen Particle PhysicsTheory))

Green_baryon-baryon.pdf

17:30 Discussion

Tuesday 7 October

09:00 → 10:35 Gravitational Waves and Multi-Messenger

Conveners: Cigdem Issever (Z_ET (Teilchenphysik)), Jakob Nordin (Humboldt-Universität zu Berlin)

09:00 Poster Pitches

poster_coll4.pdf

09:05 Title to be confirmed (Gravitational Waves)

Speakers: Christoph Dlapa (Z_THAT (Theoretische Gravitationswellenastrophys)), Christoph Dlapa (Max Planck Institute for Physics)

Dlapa_Zeuthen_2025.pdf

09:25 Discussion

09:35 Multi-Messenger Signals from GW events

Speaker: Samaya Michiko Nissanke (Z_AP_oG_MMA (Multimessenger-Astrophysik))

09:55 Discussion

10:05 Gravitational Wave Physics from Quantum Field Theory

Speaker: Gustav Jakobsen (Humboldt-Universität zu Berlin)

10:25 Discussion

10:35 → 11:00 Coffee Break

11:00 → 12:35 Technologies, Algorithms and Computing

This session will cover technologies, algorithms and computing related topics that are key for AP and PP research.

Conveners: Stefan Kuehn (CQTA (Centre f. Quantum Techno. a. Application)), Stefan Schaefer

11:00 Poster Pitches

poster_coll5.pdf

11:05 Detectors for the Future Particle Physics Experiments (title to be confirmed)

Speakers: Ulrich Husemann (ATLAS (ATLAS-Experiment)), Ulrich Husemann (Institute of Experimental Particle Physics - Karlsruhe Institute of Technology - KIT)

husemann_detectors_20251007.pdf

11:25 Discussion

11:35 Silicon Instrumentation, Research Development and Production

Speaker: Vlad Dumitru Berlea (None)

VladBerlea07102025DESYHUSeminar_wPITZ.pdf

11:55 Discussion

12:05 ML and LLM in Particle and Astroparticle Physics

Speakers: Simran Sunil Gurdasani (Z_ATLAS (Experiment ATLAS)), Simran Sunil Gurdasani (Albert-Ludwigs-Universität Freiburg), Simran Sunil Gurdasani (Albert-Ludwigs-Universität Freiburg)

ML_LLM_APPPWorkshop2025_Gurdasani.pdf

12:25 Discussion

12:35 → 12:50 Group Photo

In front of the canteen

12:50 → 14:00 Lunch

14:00 → 15:35 Technologies, Algorithms and Computing

This session will cover technologies, algorithms and computing related topics that are key for AP and PP research.

Conveners: Simran Sunil Gurdasani (Z_ATLAS (Experiment ATLAS)), Steven Worm (Z_DET (Detektorentwicklung))

14:00 Poster Pitches

poster_coll6.pdf

14:05 ML in Neutrino Telescopes

Speaker: Jakob van Santen (DESY)

ML in Neutrino Telescopes.pdf

ML in Neutrino Telescopes.pptx

14:25 Discussion

14:35 Scientific Computing

Speakers: Stefan Schaefer (Z_ZPPT (Zeuthen Particle PhysicsTheory)), Stefan Schaefer

SC_APPP.pdf

14:55 Discussion

15:25 Discussion

15:35 → 16:05 Coffee Break

16:05 → 17:40 Neutrinos and Feebly Interacting Particles

Conveners: Jeremy Green (Z_ZPPT (Zeuthen Particle PhysicsTheory)), Simran Sunil Gurdasani (Z_ATLAS (Experiment ATLAS))

16:05 Poster Pitches

poster_coll7.pdf

16:10 IceCube

Speaker: Summer Blot (Z_ICE (IceCube+NG))

SBlot_HU_DESY_Workshop_IceCube_v1.0.pdf

16:30 Discussion

16:40 Non-Collider experiments at the LHC (title to be confirmed)

SHiP, SND@LHC, ..

Speakers: Heiko Lacker (Z_ATLAS (Experiment ATLAS)), Heiko Lacker, Heiko Lacker (Humboldt University of Berlin)

SHiP_SND@LHC_HU-Workshop_2025.pdf

17:00 Discussion

17:10 Nonperturbative QCD Effects in Neutrino–Nucleon Interactions and Sigma Terms

Speaker: Lorenzo Barca (Z_ZPPT (Zeuthen Particle PhysicsTheory))

lbarca_appp2025.pdf

17:30 Discussion

17:40 → 19:10 Poster Session

Conveners: Simran Sunil Gurdasani (Z_ATLAS (Experiment ATLAS)), Ullrich Schwanke (Z_CTA (Cherenkov Telescope Array))

17:40 3D Cosmic Ray Diffusion in the Milky Way halo

Astroparticle Physics Theory Group, DESY

Speaker: Chao-Ming Li (DESY)

17:41 Neural networks for AGN modeling

Astroparticle Physics Theory Group DESY

Speaker: Federico Testagrossa (DESY)

17:42 Stable perturbative predictions for isolated photon production with a jet pair at large $m_{j_1 j_2}$

Particle Physics Theory DESY

Speaker: Giacomo Ruisi (Z_ZPPT (Zeuthen Particle PhysicsTheory))

17:43 The Cryogenic Paul Trap Experiment CryPTEx for fundamental science with highly-charged ions

Speaker: Christian Warnecke (Z_DET (Detektorentwicklung))

17:44 DM Sensitivity and Clock Networks

Speaker: Max Luis Hellmich (L (L Bibliothek))

17:45 Phase Noise Cancellation for Clock Networks

Speaker: Jonas Kankel (Z_DET (Detektorentwicklung))

17:47 Non-perturbative renormalization (of the EMT in the 2d $O(3)$ nonlinear sigma model)

Speaker: Mika Akim Lauk (Humboldt university Berlin)

17:48 Isospin-breaking corrections to the Tau decay rate

Speaker: Erik Bäske

17:49 Exotic hadrons from lattice QCD

Speaker: Andres Stump

17:50 ATLAS DiHiggs Data Analysis

Speaker: Daariimaa Battulga

17:51 Charge collection parameterization of MALTA2, a depleted monolithic active pixel sensor

Speaker: Vlad Dumitru Berlea (None)

17:52 ATLAS Upgrade

Speakers: Ben Brueers (Z_ATUP (ATLAS-Upgrade)), Torsten Kuehl (IT (IT Network and Operations))

17:53 Measurement of the ttH Yukawa coupling from the ttbar cross section in ATLAS

Speaker: Sadia Marium (Z_ATLAS (Experiment ATLAS))

17:54 Measurement of the photon identification efficiency using the matrix method in ATLAS

Speaker: Leonor Santos Pereira Trigo (Z_ATLAS (Experiment ATLAS))

17:55 Calibration of a soft secondary vertex tagger at the ATLAS experiment

Speakers: Hagen Moebius (Z_ATLAS (Experiment ATLAS)), Mihaela Marinescu (Z_ATLAS (Experiment ATLAS))

17:56 Exploring New Physics with Top-Quark Pairs

Speaker: Simran Sunil Gurdasani (Z_ATLAS (Experiment ATLAS))

17:57 Search for flavour violating MSSM

Speaker: Marawan Barakat (Z_ATLAS (Experiment ATLAS))

17:58 Forward LHC Physics

Speaker: David Schlang

17:59 Fermion Discretization Effects in the Two-Flavor Lattice Schwinger Model: A Study with Matrix Product States

Speaker: Tim Schwaegerl (Z_ET (Teilchenphysik))

18:00 Radiated Angular Momentum in Black Hole Scattering

Speaker: Kathrin Stoldt

18:01 Love and Spin

Speaker: Mathias Driesse

18:02 Spinning probe scattering from WQFT

Speaker: Jitze Hoogeveen

Wednesday 8 October

09:00 → 10:00 Neutrinos and Feebly Interacting Particles: Heavy neutrinos, SHiP, SND@LHC

Conveners: Robert Daniel Parsons (Z_GA (Gammaastronomie)), Walter Winter (Z_THAT (Theoretische Astroteilchenphysik))

09:00 Theory of Neutrino Oscillations/flavor evolution

Speakers: Damiano Fiorillo, Damiano Francesco Giuseppe Fiorillo (Z_THAT (Theoretische Astroteilchenphysik)), Damiano Francesco Giuseppe Fiorillo (University of Naples "Federico II")

SlidesDESYHumboldt.pdf

09:20 Discussion

09:30 Heavy Neutrino Searches at the LHC

Speakers: Marzieh Bahmani (Humboldt university of Berlin), Marzieh Bahmani (Z_ATUP (ATLAS-Upgrade))

HNL_APPP.pdf

09:50 Discussion

10:00 → 10:30 Gravitational Waves and Multi-Messenger

10:00 Relativistic Shock Studies from Multiple Perspective with Multiple Probes

Speaker: Andrew Taylor (Z_THAT (Theoretische Astroteilchenphysik))

GRBs_AP_PP_HU.pdf

10:20 Discussion

10:30 → 11:00 Coffee Break

11:00 → 12:00 The Standard Models of Particle Physics and Cosmology

Conveners: Agostino Patella (Humboldt-Universität zu Berlin), Cigdem Issever (Humboldt-Universität zu Berlin und DESY)

11:00 Forward cross section at colliders

Speaker: Clara Elisabeth Leitgeb (Z_ATLAS (Experiment ATLAS))

LHCForwardPhysics_cleitgeb_081025.pdf

11:20 Discussion

11:30 Rare Kaon Decays and Hyperon Decays from Lattice QCD

Speaker: Raoul Rustell Hodgson (Z_ZPPT (Zeuthen Particle PhysicsTheory))

RareK_and_H_Decays_rhodgson.pdf

11:50 Discussion

12:00 → 12:15 Closing

Conveners: Cigdem Issever (Z_ET (Teilchenphysik)), Cigdem Issever (Humboldt-University and DESY)

APPP_Closing.pdf