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HEP2026: 42nd Conference on Recent Developments in High Energy Physics and Cosmology [NTUA] Jul 8 – 11, 2026

from Wednesday, 8 July 2026 (09:00) to Saturday, 11 July 2026 (19:00)
National Technical University of Athens (Main Hall (Level 1))

        : Sessions
    /     : Talks
        : Breaks
8 Jul 2026
9 Jul 2026
10 Jul 2026
11 Jul 2026
AM
09:30
Welcome HEP2026 - Theodoros Alexopoulos (National Technical Univ. of Athens (GR)) Ioannis Kopsalis (National Technical Univ. of Athens (GR)) (until 10:00)
09:30 Welcome from the Vice-Rector - Panagiotis Psarakos  
09:35 Welcome from the HEP2026 Organizing Committee - Theodoros Alexopoulos (National Technical Univ. of Athens (GR))  
09:40 Welcome and Statement of the President of the CERN Council - Costas Fountas (University of Ioannina (GR))  
09:50 Welcome of the President of Athens Chamber of Tradesmen - Ioannis Chatzitheodosiou  
10:00
Keynote - Theodoros Alexopoulos (National Technical Univ. of Athens (GR)) (until 11:00)
10:00 From Tracks to Triggers: The CMS upgrade for the HL-LHC - Konstantinos Manolopoulos (Science and Technology Facilities Council STFC (GB))  
10:30 Towards energy sensitive Quantum Sensors: Dual Mode SNSPDs - Stathes Paganis (National Taiwan University)  
11:00 --- Coffee break ---
11:30
Experiments - Dimitris Fassouliotis (National and Kapodistrian University of Athens (GR)) (until 13:30)
11:30 Electroweak Physics with Multiboson Production at the LHC: Past, Present, and Future - Iro Koletsou (Centre National de la Recherche Scientifique (FR))  
11:50 Operational Experience and Performance of the ATLAS New Small Wheels in Run 3 - Stergios Tsigaridas (TRIUMF (CA))  
12:10 CMS Tracking for the HL-LHC: A Heterogeneous Baseline with Extended Physics Reach - Manos Vourliotis (Univ. of California San Diego (US))  
12:30 Next-Generation MDT DCS: Power Supply System Developments for the Phase-2 Upgrade - Ioannis Drivas-Koulouris (National Technical Univ. of Athens (GR))  
12:50 Search for Higgs boson decay to a charm quark-antiquark pair via ttH production - Nikolaos Plastiras (National and Kapodistrian University of Athens (GR))  
09:30
Keynote - Theodoros Alexopoulos (National Technical Univ. of Athens (GR)) (until 11:00)
09:30 The Status of the FCC & Plans for the Reference Design Phase - Emmanuel Tsesmelis (CERN)  
10:00 Concepts for Muon Systems at Future e+e- colliders - Paolo Iengo (INFN)  
10:30 Upgrade of the PADME experiment for the X17 Search - Mario Antonelli (INFN e Laboratori Nazionali di Frascati (IT))  
11:00 --- Coffee break ---
11:30
Experiments - Konstantinos Vellidis (National and Kapodistrian University of Athens (GR)) (until 13:30)
11:30 Search for heavy charged long-lived particles with the ATLAS detector using the full Run 2 dataset - Leonidas Fountas (National and Kapodistrian University of Athens (GR))  
11:50 Study of VH(→bb̄/cc̄) production in the ATLAS experiment - Eleni Papadimitriou (Aristotle University of Thessaloniki (GR))  
12:10 Evidence of Higgs boson inclusive production at high transverse momentum decaying to a pair of $b$-quarks with the ATLAS detector - Evripidis Koutsioumpas (National Technical Univ. of Athens (GR))  
12:30 Study of pp→HH→bbγγ production at \sqrt{s}=13TeV and \sqrt{s}=13.6TeV using ATLAS simulations - Eliana Kapsali (Aristotle University of Thessaloniki (GR))  
12:50 From Design File to SCADA: Automating OPC UA Server Integration in the ATLAS DCS with quasar and Cacophony - Nikolaos Kanellos (National Technical Univ. of Athens (GR))  
13:10 Probing dark matter with novel signatures at the LHC - Ms Sofia Zioga (Aristotle University of Thessaloniki (GR))  
10:00
Keynote - Fotis Farakos (Physics Division, National Technical University of Athens) (until 11:00)
10:00 Dynamical extreme black hole horizons - Achilleas Porfyriadis  
10:30 Quantum vacua of string theory on Riemann flat manifolds - Gianguido Dall'Agata (Universita e INFN (IT))  
11:00 --- Coffee break ---
11:30
Keynote - Fotis Farakos (Physics Division, National Technical University of Athens) (until 12:00)
11:30 A non-compact QCD axion - Georgios Karananas  
10:00
Goodbye - Ioannis Kopsalis (National Technical Univ. of Athens (GR)) Theodoros Alexopoulos (National Technical Univ. of Athens (GR)) (until 11:30)
PM
13:30 --- Lunch break - Restaurant (Level 1) - National Technical University of Athens ---
15:00
Keynote - Theodoros Alexopoulos (National Technical Univ. of Athens (GR)) (until 15:30)
15:00 Tracking and Particle Identification in FCC-ee - George Iakovidis (Brookhaven National Laboratory (US))  
15:30
FCC - George Stavropoulos (Nat. Cent. for Sci. Res. Demokritos (GR)) (until 16:30)
15:30 Toward a Superconducting Luminometer for FCC-ee: Device Physics, Detector Response, and Beam Performance - Dr Vagelis Gkougkousis (University of Zurich)  
15:50 Study of the $e^+ + e^- \rightarrow Z(l^+l^-)H(WW^*)$ decay in the 3-lepton final state at the FCC-ee - Michaela Arampatzi (National Technical Univ. of Athens (GR))  
16:10 Impact of Power Supply Ripple on the new planned accelerator FCC-ee at CERN - Angelos Kastrinellis (National Technical Univ. of Athens (GR))  
16:30 --- Coffee break ---
17:00
Detectors - Kostas Kordas (Aristotle University of Thessaloniki (GR)) (until 19:30)
17:00 Machine Learning Application for PICOSEC Signal Processing and Precise Timing - Angelos Tsiamis (Aristotle University of Thessaloniki (GR))  
17:30 TestBeam Performance Studies of the ATLAS BCM’ Detector for the HL‑LHC Phase‑II Upgrade - Muhammad Basir Khan (Jozef Stefan Institute (SI))  
17:50 GRANDProto300 - Status and Recent Progress - Dr Apostolos Tsirigotis (Aristotle University of Thessaloniki (GR), Hellenic Open University)  
18:20 Detector Calibration and Precision Studies in GRANDProto300 - Dr Stavros Nonis (Hellenic Open University)  
18:50 Giant Radio Array for Neutrino Detection (GRAND): Candidate selection and trigger optimization in the GP80 Prototype - George Vittakis (University of the Aegean)  
19:10 μNet: A Nationwide Cosmic-Ray Education and Research Network – Current Status and Future Upgrades - Mr Leonidas Xiros (Hellenic Open University)  
13:30 --- Lunch break - Restaurant (Level 1) - National Technical University of Athens ---
15:00
Astroparticle and rare event searches - IOANNIS Gkialas (University of the Aegean (GR)) (until 16:30)
15:00 Latest results on the search for a diffuse astrophysical neutrino flux with KM3NeT/ARCA - Chrysovalantis Karagiannis (NCSR Demokritos)  
15:20 Machine Learning applications for the design of LEMMOND, a water Cherenkov Detector to measure low energy neutrino interaction cross sections - Ioannis Karakoulias  
15:40 New Physics in the Neutrino Fog Era of Dark Matter Direct Detection - Dr Dimitrios Papoulias (IFIC (CSIC/Valencia U.))  
16:00 Sterile neutrino phenomenology - Prof. CHRISTOS KOKORELIS (American University of Iraq-Baghdad)  
16:30 --- Coffee break ---
17:00
Detectors - Ioannis Kopsalis (National Technical Univ. of Athens (GR)) (until 19:20)
17:00 AI-driven readout compression methods in Resistive Silicon Devices - Gaetano Barone (Brown University)  
17:30 The Design and Commission of the Beam Conditions Monitoring system for ATLAS ITk - Vasileios Mouzakis (National Technical Univ. of Athens (GR))  
17:50 Mitigation approach for silicon fractures in the ATLAS ITk strip tracker endcap module production - Stylianos Partsinevelos (National Technical Univ. of Athens (GR))  
18:10 CMOS Active Sensor with Internal Amplification (CASSIA) characterization within CERN-DRD3 Collaboration - Dimitrios Xynis (National Technical Univ. of Athens (GR))  
18:30 Characterization of Low Gain Avalanche Detectors (LGADs) for the LHC - Nikitas Kladas (National Technical Univ. of Athens (GR))  
20:30
Dinner - Kopsidi Restaurant, Kaisariani, 240 Ethnikis Antistaseos Avenue, 16122 (until 23:30)
12:00
Theory - Fotis Farakos (Physics Division, National Technical University of Athens) (until 13:30)
12:00 Scale-separated vacua with extended supersymmetry - Alexandros Zarafonitis (Physics Division, National Technical University of Athens)  
12:20 Hints for an AdS Universe from DESI - Ioannis Gialamas (National Institute of Chemical Physics and Biophysics)  
12:40 SMEFT Analysis of Exclusive Higgs Decays H → Mγ - Dimitrios Beis  
13:30 --- Lunch break - Restaurant (Level 1) - National Technical University of Athens ---
15:00
Theory - Fotis Farakos (Physics Division, National Technical University of Athens) (until 15:20)
15:00 Emergence of a $1/r$ Gravitational Regime from a Corrected Relativistic Structure - Frederic Lassiaille  
15:20
Experiments - Konstantinos Theofilatos (National and Kapodistrian University of Athens (GR)) (until 16:30)
15:20 Searches for High-Mass Resonances in the ZZ→4ℓ Final State with the ATLAS Experiment - Konstantinos Sioulas (National and Kapodistrian University of Athens (GR))  
15:40 Search for exotic decays of the Higgs boson to a pair of new light bosons in VH, H→XX→4b with the CMS experiment - Artemis Taxeidi (National Technical Univ. of Athens (GR))  
16:00 Enhancement of the ATLAS NSW DCS performance and implementation of DCS for experimental setups - Michaela Arampatzi (National Technical Univ. of Athens (GR))  
16:30 --- Coffee break ---
17:00
Experiments - Konstantinos Theofilatos (National and Kapodistrian University of Athens (GR)) (until 17:40)
17:00 Logistics in ATLAS ITk Upgrade Project: A challenging task for a global collaboration of Institutes - Spyridon Kompogiannis (Aristotle University of Thessaloniki (GR))  
17:20 A Fast Analytical Multiphysics Model for Laser-Driven Particle Acceleration Toward Pair Production Studies - Dr Vasiliki Alexopoulou (National Technical Univ. of Athens (GR))  
17:40
Detectors - Ioannis Kopsalis (National Technical Univ. of Athens (GR)) (until 19:00)
17:40 Characterization of SiPMs using Radiation Sources for Quantum Random Number Generation - Evangelos Xirotyris Chrysos (National Technical Univ. of Athens (GR))  
18:00 Environmental Monitoring for the ATLAS ITk Barrel Integration - Georgios Katselis (National Technical Univ. of Athens (GR))  
18:20 Development and Characterization of an Environmental Parameter Monitoring System for the ATLAS ITk - Nikolaos-Anastasios Kontogiorgis  
18:40 Contactless Determination of Martensitic Phase in Austenitic Steels - Tatiana Damatopoulou  
19:00
The History of High Energy Physics at Athens NTU (until 19:20)
19:00 Πειραματική Φυσική Υψηλών Ενεργειών στο ΕΜΠ - Manolis Dris (National Technical Univ. of Athens (GR))  
19:20
Hellenic Society for the Study of High Energy Physics - Katerina Zachariadou (University of West Attica (GR)) (until 21:20)