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HEP 2018
Recent Developments in High Energy Physics and Cosmology

The annual meeting of the Hellenic Society for the Study of High Energy Physics

Athens, 28th March - 1st April 2018


PROGRAMME
Wednesday 28/3, Thursday 29/3, Friday 30/3, Saturday 31/3

Wednesday 28th March, dedicated to Ioannis Bakas
Main Hall, Level 0, Administration Building

09:00-9:30 Welcome
09:30-10:00 Vladikas Anastasios
(INFN - Rome Tor Vergata)
10:00-10:30 Iliopoulos Ioannis
(ENS)
10:30-11:00 Lindstrom Ulf
(Uppsala SE / Imperial UK)
11:00-11:30 Coffee break
11:30-12:00 Mukhanov Viatcheslav
(LMU, Munich)
12:00-12:30 Kiritsis Elias
(Univ. of Crete and APC Paris)
12:30-13:00 Sonnenschein Jacob
(Tel Aviv Univ.)
13:00-14:30 Lunch break
14:30-15:00 Sfetsos Konstantinos
(NKU Athens)
15:00-15:30 Petropoulos Marios
(Ecole Polytechnique - CNRS)
15:30-16:00 Antoniadis Ignatios
(LPTHE Paris and AEC Bern)
16:00-16:30 Angelantonj Carlo
(Univ. of Torino)
16:30-17:00 Coffee break
17:00-17:30 Pastras Georgios
(NCSR "Democritos")
17:30-18:00 Tsimpis Dimitrios
(Univ. Claude Bernard and IPN Lyon)
18:00-18:30 Chatzistavrakidis Athanasios
(Rudjer Boskovic Institute)
18:30-19:00 Savvidi George
(NCSR "Democritos")
19:00-19:30 Floratos Emmanuel
(NKU Athens)

Thursday 29th March
Main Hall, Level 0, Administration Building

09:00-09:40 Charmousis Christos (LPT Orsay)
Hairy Black Holes and Gravity Wave Constraints
09:40-10:20 Mitsou Vasiliki (IFIC - CSIC / Univ. Valencia)
Selected Results from ATLAS SUSY Searches
10:20-11:00 Kokkotas Costas (Tubingen Univ.)
Neutron Stars and Gravitational Waves
11:00-11:30 Coffee break
11:30-12:00 Sampsonidis Dimos (Aristotle Univ. of Thessaloniki)
The New Small Wheel Upgrade Project of the ATLAS Experiment and the Greek Contribution
12:00-12:40 Sagnotti Augusto (Scuola Normale Superiore di Pisa)
Brane SUSY Breaking, Non-Linear SUSY and Some Applications
12:40-14:30 Lunch break
14:30-15:00 Kordas Konstantinos (Aristotle Univ. of Thessaloniki)
Recent ATLAS Measurements of the Diboson Production in pp Collisions at 13 TeV
15:00-15:30 Manthos Ioannis (Aristotle Univ. of Thessaloniki) on behalf of the PICOSEC Coll.
Time Precision Timing with the PICOSEC-MicroMegas Detector: Physics and Instrumentation
15:30-15:50 Coffee break
15:50-16:30 Kanti Panagiota (Univ. of Ioannina)
Novel Black-Hole Solutions with Hair in Einstein-Scalar-Gauss-Bonnet Theories
16:30-17:00 Dalianis Ioannis (NTU Athens)
Testing BSM Scenarios with the CMB Precision Cosmology
17:00-17:30 Giataganas Dimitrios (NCTS, Taiwan)
Strongly-coupled anisotropic gauge theories and holography
17:30-18:00 Tsirigotis Apostolos (Hellenic Open Univ.)
Α Low Cost Educational Cosmic Ray Telescope
18:00-18:30 Bourlis George (Hellenic Open Univ.)
Hybrid Detection of High Energy Extensive Air Showers
18:30-19:00 Pallis Konstantinos (Aristotle Univ. of Thessaloniki)
B-L Higgs Inflation in Supergravity With Several Consequences
20:30 Conference Dinner (please, register with the secretariat)

Thursday 29th March, Parallel Session
Room 027, Ground Floor, Physics Building

14:30-14:50 Koutroulis Fotis (NTU Athens)
Perturbative Gauge-Higgs Unification and the Physicality of the Abelian-Higgs Scalar Potential
14:50-15:10 Papadoudis Stratos(NTU Athens)
Complex Langevin Analysis of the Spontaneous Symmetry Breaking in Dimensionally Reduced Super Yang-Mills Models
15:10-15:30 Lymperis Andreas (Univ. of Patras)
Sudden Future Singularities in Quintessence and Scalar-Tensor Quintessence Models
15:30-16:00 Coffee break
16:00-16:20 Papakrivopoulos Ioannis (NTU Athens)
Activities of the NTUA-CMS Group on the Central DCS of the CMS Detector
16:20-16:40 Bakas George (NTU Athens)
Study of the Differential Cross Section for the Production of a Top-Antitop Quark Pair with CMS
16:40-17:00 Paspalaki Lisa (NTU Athens and NCSR "Democritos")
Search for Supersymmetry in Final States with Photons and Missing Transverse Energy in pp Collisions at 13 TeV using the CMS Detector
17:00-17:20 Gianneios Paraskevas (Univ. of Ioannina)
Azimuthal Correlations for Inclusive 2-jet, 3-jet, and 4-jet Events in pp Collisions at 13TeV with CMS
17:20-17:40 Tsitsonis Dimitrios (Univ. of Ioannina)
Measurement of the Double Differential Inclusive Jet Cross Section in pp Collisions at 13TeV with CMS
17:40-18:00 Asenov Patrick (NCSR "Democritos")
Simulation of Particle Pixel Telescopes for the CMS Phase-II Upgrade
18:00-18:20 Chen Yifan (LPTHE, Sorbone Univ.)
Perturbative Moduli Stabilisation in Type IIB/F-Theory Framework

Friday 30th March
Main Hall, Level 0, Administration Building

09:00-09:40 Qaisar Shafi (Bartol RI, Univ. of Delaware)
Quest for Unification
09:40-10:20 Vergados Yannis (Univ. of Ioannina)
Theoretical estimates of solar axion flux on Earth
10:20-11:00 Riotto Antonio (Univ. of Geneva)
Cosmological Signatures of the SM Electroweak Vacuum Instability
11:00-11:30 Coffee break
11:30-12:10 Saoulidou Niki (NKUniv. Athens)
Dijet Resonance Searches in CMS
12:10-12:50 Kouvaris Chris (CP3-Origins, Univ. of Southern Denmark)
Probing Light Dark Matter, Dark Photons and Dark Forces
12:50-14:30 Lunch break
14:30-15:10 Dimopoulos Konstantinos (Lancaster Univ.)
Quintessential Inflation with α-attractors
15:10-15:40 Alexopoulos Theodoros (NTU Athens)
Trigger and Readout Electronics for the Phase-I Upgrade of the ATLAS Forward Muon Spectrometer and Greek Contributions
15:40-16:00 Coffee break
16:00-16:40 Perivolaropoulos Leandros (Univ. of Ioannina)
Searching for Hints of Modified Gravity in the Cosmos and in the Lab
16:40-17:20 Mavromatos Nikolaos (Kings College London)
Theoretical Models and Experimental Searches of Light Monopoles at Colliders
17:20-17:50 Farakos Fotis (KU Leuven)
Fayet-Iliopoulos Terms in Supergravity without Gauged R-symmetry
17:50-18:20 Karananas Georgios (LMU Munich)
CFT and Spontaneously Broken Conformal Symmetry
18:20-19:00 Giomataris Yannis (CEA-SACLAY)
Highlights on Recent Detector and Physics Developments
General Assembly of the Hellenic Society for the Study of High Energy Physics

Friday 30th March, Parallel Session
Room 027, Ground Floor, Physics Building

14:30-14:50 Linardopoulos Georgios (NKU Athens and NCSR "Democritos")
Scalar One-point Functions in AdS/dCFT
14:50-15:10 Bakopoulos Athanasios (Univ. of Ioannina)
Black-Hole Solutions in Einstein-Scalar-Gauss-Bonnet Theories
15:10-15:30 Karasavvas Dimitrios (NKU Athens)
Data-driven QCD Background Estimation for the Dijet Resonance Search at CMS
15:30-16:00 Coffee break
16:00-16:20 Maniatis Ioannis (Aristotle Univ. of Thessaloniki)
Construction and test of Micromegas detectors for the ATLAS NSW
16:20-16:40 Tzanis Polyneikis (NTU Athens)
Gas Leak Test System for the Micromegas Detectors Validation for the New Small Wheel Upgrade Project of the ATLAS Experiment
16:40-17:00 Lymperaiou Maria (CERN)
Study and Simulation of the Radiation Background of the ATLAS Experiment at CERN Using the Monte Carlo Method
17:00-17:20 Gkaitatzis Stamatios (Aristotle Univ. of Thessaloniki)
The Fast TracΚer (FTK) upgrade for ATLAS and FTK applications for early Alzheimer's disease detection
17:20-17:40 Manolakos George (NTU Athens)
Gravity in Three Dimensions as a Noncommutative Gauge Theory

Saturday 31st March
Main Hall, Level 0, Administration Building

09:00-09:30 Maltezos Stavros (NTU Athens)
Gas System Design and Functional Performances of the NSW Micromegas Quadruplets for the Muon ATLAS Upgrade
09:30-10:10 Leontaris George (Univ. of Ioannina)
New Physics at LHC and Fluxed GUTs
10:10-10:50 Lola Magda (Univ. of Patras)
New Physics Searches at LHC
10:50-11:20 Coffee break
11:20-12:00 Tzamariudaki Ekaterini (NCSR "Democritos")
Prospects and Status of the KM3NeT Neutrino Telescope
12:00-12:40 Kabana Sonia (University of Nantes and SUBATECH)
Heavy Ion Collisions at RHIC
12:40-14:30 Lunch break
14:30-15:00 Koletsou Iro (Lab. d'Annecy-le-Vieux de Physique des Particules)
Vector Boson Scattering as a Portal to New Physics
15:00-15:40 Rizos Ioannis (Univ. of Ioannina)
Aspects of Non-Supersymmetric String Phenomenology
15:40-16:00 Coffee break
16:00-16:40 Anninos Dionysis (Delta Inst. for Theoretical Physics, Amsterdam)
Holographic features of a de Sitter Universe
16:40-17:10 Christos Soutzios (Univ. of Ioannina)
Higgs Boson Decay into Two Photons in Standard Model Effective Field Theory (SMEFT)
17:10-17:40 Mousa Jehad (Univ. of Cyprus)
Search for the Exotic Decays of the Higgs Boson
17:40-18:10 Saridakis Emmanuel (NTU Athens & Baylor U.)
The Effective Field Theory Approach to Torsional Modified Gravities
18:10-18:40 Karamitros Dimitris (Univ. of Ioannina)
A Cancellation Mechanism for Dark Matter-Nucleon Interaction: Non-Abelian Case

Saturday 31st March, Parallel Session
Room 027, Ground Floor, Physics Building

14:30-14:50 Sinopoulou Anna (NTU Athens and NCSR "Democritos")
Alternative Configurations for the KM3NeT-ARCA Detector
14:50-15:10 Pikounis Konstantinos (NCSR "Democritos")
A Discovery Potential Analysis for KM3NeT/ARCA Detector
15:10-15:30 Kostoglou Sofia (CERN)
6D Frequency Map Analysis for LHC in Collision
15:30-16:00 Coffee break
16:00-16:20 Trahanas Emmanouil (NTU Athens - IASA- ESS)
The European Spallation Source Project
16:20-16:40 Niaouris Vasileios (Aristotle Univ. of Thessaloniki)
Signal Processing and Alignment Techniques for the Analysis of PICOSEC Test Beam Data
16:40-17:10 Paraschou Konstantinos (Aristotle Univ. of Thessaloniki)
A Phenomenological Model Describing the Timing Characteristics of the PICOSEC-MicroMegas Detector and comparison with Detailed Simulations using Garfield++
17:10-17:30 Ioannou Emilios (Univ. of Cyprus)
Search for a Heavy Pseudoscalar Boson Decaying into a Z and h Boson in the Semileptonic Final State
17:30-17:50 Erodotou Eleni (Univ. of Cyprus)
Search for Exotic Decays of the 125 GeV Higgs Boson to Light Pseudoscalars, with a Pair of Muons and a Pair of Tau Leptons in the Final State
17:50-18:10 Patellis Gregory (NTU Athens)
Updates in the Finite N=1 SU(5) Model