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Alessandro Cardini (INFN Cagliari, Italy), Biagio Saitta (Universita e INFN, Cagliari (IT)), Prof. Michele Saba (UniCa Physics Department)9/15/25, 9:00 AM
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Francesca Dordei (INFN, Cagliari (IT)), Francesco Dettori (Universita e INFN, Cagliari (IT))9/15/25, 9:20 AM
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Marzia Bordone (University of Zürich and CERN)9/15/25, 9:30 AM
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Soeren Andre Prell (Iowa State University (US))9/15/25, 10:05 AM
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Fred Blanc (EPFL - Ecole Polytechnique Federale Lausanne (CH))9/15/25, 10:40 AM
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Philipp Böer9/15/25, 11:45 AM
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Matthias Steinhauser, Matthias Steinhauser (KIT)9/15/25, 11:45 AM
We present next-to-next-to-leading order predictions for the decay $\bar{B}\to X_s \gamma$. Special emphasis is put on the recently completed ${\cal O}(\alpha_s^2)$ corrections to the interference of the photonic dipole operator $Q_7$ and the current-current operators $Q_1$ and $Q_2$.
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We provide updated results for the branching ratio with reduced uncertainties. -
Ana Luisa Carvalho (DESY)9/15/25, 12:04 PM
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Shunan Zhang (University of Oxford (GB))9/15/25, 12:10 PM
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Lais Soares Lavra (The University of Edinburgh (GB))9/15/25, 12:23 PM
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Thibaud Humair (DESY), Thibaud Humair (Deutsches Elektronen-Synchrotron (DE))9/15/25, 12:35 PM
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Tobias Hurth (Johannes Gutenberg Universitaet Mainz (DE))9/15/25, 12:42 PM
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Maria Laura Piscopo (Nikhef)9/15/25, 2:15 PM
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Michele Tammaro (INFN)9/15/25, 2:15 PM
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Sanjeeda Bharati Das9/15/25, 2:42 PM
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Mohamed Belfkir (United Arab Emirates University (AE))9/15/25, 2:43 PM
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Carolina Da Silva Bolognani (Nikhef National institute for subatomic physics (NL))9/15/25, 3:06 PM
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Matteo Marchegiani (ETHZ - ETH Zurich)9/15/25, 3:13 PM
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Luca Balzani (Technische Universitaet Dortmund (DE))9/15/25, 3:32 PM
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Matteo Negrini (Universita e INFN, Bologna (IT))9/15/25, 3:43 PM
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Dominik Stefan Mitzel (Technische Universitaet Dortmund (DE))9/15/25, 3:56 PM
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Giulia Tuci (Heidelberg University (DE))9/15/25, 4:45 PM
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Tobias Tsang (CERN)9/15/25, 5:10 PM
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Dr Joel Swallow (INFN - Laboratori Nazionali di Frascati)9/15/25, 5:35 PM
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Dinko Pocanic (University of Virginia (US))9/15/25, 6:10 PM
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Syuhei Iguro (Nagoya University)9/15/25, 6:35 PM
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Mauro Piccini, Mauro Piccini (INFN - Sezione di Perugia (IT))9/16/25, 9:00 AM
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Marcel Hohmann9/16/25, 9:00 AM
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Chieh Lin (National Changhua University of Education)9/16/25, 9:20 AM
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Philipp Horak (University of Victoria)9/16/25, 9:24 AM
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Miguel Fernandez Gomez (Universidade de Santiago de Compostela (ES))9/16/25, 9:40 AM
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Fabian Christoph Glaser (Heidelberg University (DE), Université Paris-Saclay (FR))9/16/25, 9:48 AM
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Avital Dery, Avital Dery, Avital Dery, Avital Dery (Weizmann Institute of Science (IL))9/16/25, 10:00 AM
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Stephane Monteil (Université Clermont Auvergne (FR))9/16/25, 10:12 AM
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Dr Bai-Cian Ke9/16/25, 10:20 AM
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Marcello Rotondo (INFN e Laboratori Nazionali di Frascati (IT))9/16/25, 10:36 AM
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Mr Luiz Vale Silva9/16/25, 10:40 AM
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Eleftheria Solomonidi9/16/25, 11:30 AM
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Ryogo Okubo (Nagoya University)9/16/25, 11:30 AM
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Zhi-Peng Xing (NanJing Normal University)9/16/25, 11:57 AM
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Mirco Dorigo (INFN Trieste)9/16/25, 11:57 AM
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Angelo Carbone (University of Bologna and INFN (IT))9/16/25, 12:24 PM
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Franco Simonetto (Universita e INFN, Padova (IT))9/16/25, 12:24 PM
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Sergio Javier Jaimes Elles9/16/25, 12:44 PM
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Kristof De Bruyn9/16/25, 12:51 PM
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9/16/25, 1:20 PM
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Felix Erben (CERN)9/16/25, 2:45 PM
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Matthias Steinhauser9/16/25, 2:45 PM
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Cristina Giordano (Austrian Academy of Sciences (AT))9/16/25, 3:13 PM
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Flo Reiss (University of Freiburg (DE))9/16/25, 3:20 PM
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Mohammed Faraj (Abdus Salam Int. Cent. Theor. Phys. (IT))9/16/25, 3:43 PM
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Maurizio Martinelli (Universita & INFN, Milano-Bicocca (IT))9/16/25, 3:45 PM
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Alessandro Bertolin (Universita e INFN, Padova (IT))9/16/25, 3:55 PM
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Varvara Batozskaya, Varvara Batozskaya (National Centre for Nuclear Research (PL))9/16/25, 4:15 PM
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Mr Roberto Di Palma (Università Roma Tre, Infn, sezione di Roma Tre)9/16/25, 4:20 PM
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Shunan Zhang (University of Oxford (GB))9/16/25, 5:15 PM
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Kenji Mishima9/16/25, 5:15 PM
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Wolfgang Schreyer9/16/25, 5:39 PM
Measurements of neutron decay parameters can provide the value of the CKM matrix element Vud, which dominates its first row. Thanks to comparatively small theoretical uncertainties, such measurements have the potential to surpass the current most precise methods using nuclear decays and enable the most sensitive test of CKM unitarity. However, various discrepancies between previous results...
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Ulrik Egede (Monash University (AU))9/16/25, 5:45 PM
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Misha Gorshteyn (Mainz University)9/16/25, 6:03 PM
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Olivier Deschamps, Dr Olivier Deschamps (Université Clermont Auvergne (FR))9/16/25, 6:15 PM
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Zack Hall9/16/25, 6:27 PM
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Anna Lupato (Università di Bergamo & INFN Padova)9/16/25, 6:38 PM
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Dr Joel Swallow (INFN - Laboratori Nazionali di Frascati)9/16/25, 6:51 PM
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Dr James Simone (Fermilab)9/17/25, 9:00 AM
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Ilias Tsaklidis (University of Bonn)9/17/25, 9:00 AM
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Antonin Portelli (University of Southampton), Prof. Antonin Portelli (The University of Edinburgh), Dr Antonin Portelli9/17/25, 9:24 AM
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Alessandra Gioventù (University of Barcelona (ES))9/17/25, 9:24 AM
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Hasret Nur (University of Glasgow (GB))9/17/25, 9:48 AM
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Matteo Di Carlo (CERN)9/17/25, 9:48 AM
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Ludovico VITTORIO9/17/25, 10:12 AM
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Xiao Wu9/17/25, 10:12 AM
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Hui Li9/17/25, 10:36 AM
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Raynette Van Tonder (Karlsruhe Institute of Technology)9/17/25, 10:36 AM
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Eldar Ganiev (Jožef Stefan Institute)9/17/25, 11:30 AM
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Cristina Alexe (INFN Pisa)9/17/25, 11:30 AM
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Niharika Rout, Niharika Rout (INFN Trieste), Niharika Rout9/17/25, 11:52 AM
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Pedro Salvador Urrejola Pereira (Johannes-Gutenberg-Universitaet Mainz (DE)), Pedro Urrejola (Universidad San Sebastian (USS) (CL))9/17/25, 12:00 PM
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Matteo Rama (INFN Pisa (IT))9/17/25, 12:14 PM
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Paola Mastrapasqua (Universite Catholique de Louvain (UCL) (BE))9/17/25, 12:30 PM
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Salvador ROSAURO-ALCARAZ9/17/25, 12:36 PM
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Simon Kuberski (CERN)9/18/25, 9:00 AM
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Victor Miralles (University of Manchester)9/18/25, 9:00 AM
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Qin Qin9/18/25, 9:24 AM
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Haichen Wang, Haichen Wang (Lawrence Berkeley National Lab. (US))9/18/25, 9:28 AM
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Danny van Dyk (TU München), Danny van Dyk (Durham University & IPPP)9/18/25, 9:48 AM
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Simone Tentori (UCLouvain)9/18/25, 9:58 AM
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Dr Aritra Biswas, Aritra Biswas (Institute of Mathematical Sciences (IMSc.))9/18/25, 10:12 AM
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Dr Maria Moreno Llacer (Univ. of Valencia and CSIC (ES))9/18/25, 10:26 AM
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Yu Zhang9/18/25, 10:36 AM
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Alex Marshall (University of Bristol (GB)), Alexander Mclean Marshall9/18/25, 11:30 AM
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Alberto Bellavista (Universita e INFN, Bologna (IT))9/18/25, 11:30 AM
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Eluned Anne Smith (Massachusetts Inst. of Technology (US))9/18/25, 11:50 AM
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Jamie Gooding (Technische Universitaet Dortmund (DE))9/18/25, 11:54 AM
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Lorenzo Paolucci (The University of Manchester (GB))9/18/25, 12:10 PM
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Chunhui Chen (Iowa State University (US))9/18/25, 12:18 PM
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Bernat Capdevila, Javier Virto (Universitat de Barcelona)9/18/25, 12:30 PM
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Prof. Ulrich Nierste9/18/25, 12:42 PM
Abstract:
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I present new results for the QCD corrections to the leading term in the
1/m_b expansion of the B-B-bar decay matrix element, which is now
completely determined to three-loop order. These results permit a more
precise Standard-Model prediction of the width differences Delta
Gamma_{d,s} and the CP asymmetries in flavour-specific
(e.g. semi-leptonic) decays, a_{fs}^{d,s}, for... -
Camille Normand (University of Bristol (GB))9/18/25, 12:50 PM
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Mr Carlos Miró Arenas (IFIC (CSIC - U. Valencia))9/18/25, 1:06 PM
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Valeriia Lukashenko (University of Zurich (CH))9/18/25, 1:10 PM
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Daniel Jacobi (University of Bonn)9/18/25, 2:45 PM
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Shun Watanuki9/18/25, 2:45 PM
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Dr Keri Vos (University of Maastricht)9/18/25, 3:15 PM
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Wolfgang Walkowiak (Universitaet Siegen (DE))9/18/25, 3:15 PM
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Gael Finauri9/18/25, 3:45 PM
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Qin Qin9/18/25, 3:45 PM
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Alessandro Barone (Johannes Gutenberg University Mainz)9/18/25, 4:15 PM
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Patrik Adlarson (Uppsala University (SE))9/18/25, 4:15 PM
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Florian Herren (UZH)9/18/25, 5:15 PM
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Alexander Lenz9/18/25, 5:15 PM
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Matthew David Monk (University of Warwick (GB))9/18/25, 5:40 PM
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Méril REBOUD (CNRS - IJClab)9/18/25, 5:41 PM
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Edoardo Mariani (Centre National de la Recherche Scientifique (FR), LPNHE, Sorbonne Université)9/18/25, 6:05 PM
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Logan Roberts (University of Glasgow)9/18/25, 6:07 PM
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Marta Burgos Marcos (Nikhef National institute for subatomic physics (NL))9/18/25, 6:30 PM
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Blazenka Melic, Blazenka Melic (IRB, Zagreb), Blaženka Melić (Rudjer Boskovic Institute)9/18/25, 6:33 PM
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Gregorio Herdoiza9/19/25, 9:00 AM
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Markus Tobias Prim (University of Bonn (DE)), Martin Jung (Università di Torino & INFN)9/19/25, 9:25 AM
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Radoslav Marchevski (École Polytechnique Fédérale de Lausanne (EPFL)), Slavomira Stefkova9/19/25, 9:50 AM
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Eleftheria Malami, Eleftheria Malami (University of Siegen)9/19/25, 10:15 AM
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Jordy Butter (University of Cambridge (GB))9/19/25, 11:20 AM
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Didar Dobur (Ghent University (BE))9/19/25, 11:45 AM
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Dr Keri Vos (University of Maastricht), Tommaso Pajero (CERN)9/19/25, 12:10 PM
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Paolo Gambino9/19/25, 12:35 PM
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Francesca Dordei (INFN, Cagliari (IT)), Francesco Dettori (Universita e INFN, Cagliari (IT))9/19/25, 12:45 PM
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Shanzhen Chen (Chinese Academy of Sciences (CN))
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Varvara Batozskaya, Varvara Batozskaya (National Centre for Nuclear Research (PL))
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Dominik Mitzel, Dominik Stefan Mitzel (Technische Universitaet Dortmund (DE))
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Margarita Gavrilova (Cornell)
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Soureek Mitra (KIT - Karlsruhe Institute of Technology (DE))
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ATLAS speaker
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Dr Roy Aleksan
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Wouter Dekens (TENTATIVE)
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TBD
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