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Prof. Dario Vretenar (University of Zagreb)05/06/2026, 09:45Talk
The process of spontaneous or induced fission presents an example of large-amplitude collective motion in self-bound mesoscopic systems, exhibiting an interplay between classical and quantum effects. A wealth of experimental results has been accumulated, and a basic understanding of fission mechanism gained. In recent years, major progress has been achieved in the development of time-dependent...
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Dennis Bonatsos (Institute of Nuclear and Particle Physics, NCSR Demokritos, Athens, Greece)05/06/2026, 10:15
emphasized textThe term $B_{4/2}$ anomaly is used in relation to even-even nuclei in which the ratio of the B(E2) transition rates $B_{4/2} = B(E2; 4_1^+\to 2_1^+)/ B(E2; 2_1^+\to 0_1^+)$ is less than unity, a value contrary to the predictions of all collective models. A few experimental examples have been found over the last years, the best known ones being $^{166}$W [1], $^{168,170}$Os...
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Dimitrios Petrellis (Aristotle University of Thessaloniki)05/06/2026, 10:30
In the present work [1] we investigate the presence of triaxial deformation in Mo and Ru isotopes. We present experimental indicators of triaxiality and address the distinction between the two extremes of $\gamma$-soft [2] and $\gamma$-rigid [3] triaxial behavior. Quantitative results for the nuclei under study are obtained by means of the Algebraic Collective Model [4], as well as...
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Konstantinos Karakatsanis (Institute of Nuclear and Particle Physics, NCSR Demokritos, Athens, Greece)05/06/2026, 10:45
K-isomers are metastable nuclear excitations of predominant single-particle character, arising in well-deformed nuclei where the projection of the total angular momentum onto the symmetry axis, K, is an approximately good quantum number. When quasiparticles align their angular momentum projections along the symmetry axis, the resulting multi-quasiparticle configuration acquires a large K...
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Polytimos Vasileiou (Horia Hulubei National Institute for R&D in Physics and Nuclear Engineering (IFIN-HH))05/06/2026, 11:00
Following a number of successful applications to the neighboring rare-earth isotopic chains, this work employs an IBM-1 Hamiltonian derived from self-consistent mean-field calculations, incorporating intrinsic triaxial deformation obtained from fermionic proxy-SU(3) irreducible representations (irreps), to investigate energy spectra and B(E2) transition strengths in the low-lying quadrupole...
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Ioannis Mavroudis (Department of Physics, Aristotle University of Thessaloniki)05/06/2026, 11:15
Magnetars and the environments of core-collapse supernovae host some of the most extreme magnetic fields in the universe, reaching intensities of $10^{18}$ G. Under these conditions, the fundamental quantum structure of matter is severely altered. In this work, we investigate the ground-state properties of finite nuclei of astrophysical interest, specifically focusing on waiting-point nuclei...
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Mr Iraklis Spyrou (NCSR DEMOKRITOS)05/06/2026, 11:30
Physics-Informed Neural Networks (PINNs) provide a flexible framework for solving differential equations by embedding the governing physical laws directly into the training process. In this work, we investigate the use of PINNs for the solution of the three-dimensional time-independent Schrödinger equation in spherical coordinates, focusing on nuclear single-particle states described by...
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Achment Chalil (CEA)05/06/2026, 12:15
The accurate and robust reconstruction of neutron spectra is essential for various nuclear applications, ranging from reactor environments to other neutron fields [1,2]. Unlike gamma-ray spectroscopy, the deconvolution of a neutron spectrum relies on solving a complex inverse problem, which is generally addressed by using various unfolding algorithms [3,4,5]. Such algorithms often require some...
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E. Samouilidis (Aristotle University of Thessaloniki)05/06/2026, 12:30
The European Spallation Source (ESS), expected to start its scientific program in 2027, will be the world's most powerful neutron source. This facility demands advanced systems for accurate beam monitoring and diagnostics. To meet these requirements, dedicated Ionization chamber Beam Monitors (I-BMs) have been developed, specifically designed to operate at ESS. This work will present both...
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Evangelia Taimpiri (NCSR "Demokritos", NTUA)05/06/2026, 12:45
Fluorine, one of the lightest elements in nature, is a chemically reactive element that is used in many technological and industrial applications. Natural fluorine is monoisotopic, with one stable isotope, 19F. It can be found in a wide variety of materials such as batteries, metals, polymers, ceramics, geological and biological samples. These characteristics render fluorine especially...
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Vasileios Stefanidis Toulkeridis (University of Ioannina)05/06/2026, 13:00
Ion Beam Analysis (IBA) is a group of least-destructive techniques employing MeV ion beams to determine the composition and depth profile of materials. Particularly $^3$He beams come up with certain advantages. The most crucial ones are that the Q-values of $^3$He-induced reactions on most light isotopes are very high and that no special radiation safety precautions are required. In addition,...
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Stavros Karachristos (National Technical University of Athens / Tandem Accelerator Laboratory, Institute of Nuclear and Particle Physics, N.C.S.R. “Demokritos”)05/06/2026, 13:15
The $^{18}$O(d,α$_{0-3}$)$^{16}$N reactions were studied by measuring the differential cross sections over the deuteron beam energy range E$_{d,lab}$=1470–2160 keV, at backward detection angles of 120° to 170° with a 10° step. The target used was a thin Ta$_{2}$O$_{5}$ layer (areal density 326×10$^{15}$ at/cm$^{2}$), highly enriched in $^{18}$O, produced by controlled progressive anodization...
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Anastasia Ziagkova05/06/2026, 13:30
One of the primary Ion Beam Analysis (IBA) techniques employed for the determination of sample composition and depth profile analysis is Time of Flight – Elastic Recoil Detection Analysis (ToF – ERDA). The silicon-based detectors (SSB) are used to conventionally record the energy of the recoiled particles that are analyzed following the implementation of the specific technique. The quality of...
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Margarita Efstathiou (National and Kapodistrian University of Athens)05/06/2026, 13:45
The study of half-lives in the region of isotopes around A=180 is of particular importance, as nuclei in this mass region provide opportunities for investigating both fundamental and applied properties of nuclear matter. The isotopes examined in the present work are the unstable isotopes of ytterbium with A=177 and A=178, which undergo β-decay to the corresponding lutetium isobars (177,178Lu)....
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Martha Papadopoulou05/06/2026, 14:55Poster
This study investigates the prediction of Total Kinetic Energy in neutron-induced fission using Gaussian Process Regression, a non-parametric method for probabilistic regression. Due to the computational cost of theoretical calculations and the limited availability of experimental data, it is of interest to investigate machine learning methods. Training data are obtained from the General...
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Christos Bompotas (Aristotle University of Thessaloniki)05/06/2026, 14:56Poster
In this work, a modern computational method was developed with the goal to predict the total kinetic energy of neutron-induced fission fragments across a wide range of nuclei. This data-driven approach was trained on a large-scale, simulated dataset generated by the semi-empirical GEF code, which provides a comprehensive baseline of fission observables. The methodology was employed with a...
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Konstantinos Stergiou (Department of Physics, Aristotle University of Thessaloniki)05/06/2026, 14:57Poster
Accurate knowledge of fission product yields (FPY) is fundamental for nuclear reactor physics, waste management, and the understanding of nuclear structure. However, experimental data for neutron-induced fission are often sparse, especially across wide incident energy ranges. This work explores the application of Machine Learning techniques, specifically Gaussian Process Regression (GPR), to...
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Ioannis Stergakis (School of Physics, Aristotle University of Thessaloniki)05/06/2026, 14:58Poster
A fundamental challenge in nuclear physics is the determination of the equation of state (EoS) of dense nuclear matter, which directly impacts our understanding of the structure and composition of compact astrophysical objects, such as neutron and quark stars. Traditionally, this problem has been approached through theoretical modeling, based on nuclear and particle physics, followed by...
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Despoina Neraki (Aristotle University of Thessaloniki)05/06/2026, 14:59Poster
Compact stars provide a unique probe of matter under extreme density conditions, yet their
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internal composition remains uncertain. In particular, hadronic neutron stars and quark stars
may exhibit overlapping mass–radius relations, making their distinction challenging through
conventional observables alone. In this work, we apply machine learning and neural-network
methods to classify... -
Dimitrios Nanopoulos (Aristotle University of Thessaloniki)05/06/2026, 15:00Poster
One of the most important subjects in nuclear physics is the study of the nature of astrophysical compact objects. A quite intriguing scenario when examining the composition of nuclear stellar matter in compact star cores is the presence of exotic constituents such as kaon condensates. In the present conference contribution, we focus our attention on the central compact object (CCO) in the...
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Alexandros Gardikiotis (Aristotle University of Thessaloniki)05/06/2026, 15:01Poster
In modern neutron facilities such as the European Spallation Source (ESS), accurate beam monitoring is critical for ensuring robust diagnostics and data reliability. In this work, a Geant4-based simulation has been developed to support the design and optimization of ESS beam monitors, focusing on MPGDs with a B₄C conversion layer.
The detector’s response was evaluated by modeling energy...
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Chrysi Giannitsa (National and Kapodistrian University of Athens)05/06/2026, 15:02Poster
The investigation of α-clustering is pivotal for elucidating nuclear structure and reaction dynamics within light and medium-mass systems. In this study, we present a preliminary analysis of experimental data derived from the reaction of a $^{40}$Ca beam (12.3 MeV/nucleon) on $^{27}$Al and $^{124}$Sn targets, conducted at the Cyclotron Institute of Texas A&M University using the MARS recoil...
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Konstantinos Gkatzogias (Laboratory of Physical Chemistry, Department of Chemistry, National and Kapodistrian University of Athens)05/06/2026, 15:03Poster
We present an investigation of the mass-asymmetric collision of a ⁸⁶Kr beam with a ²⁷Al target at an incident energy of 15 MeV/nucleon. The primary goal is to characterize the mass, angular, and momentum distributions of projectile-like fragments emerging from this reaction. The experimental data utilized here were acquired with the MARS spectrometer at the Texas A&M University Cyclotron...
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George Paparigas (National Kapodistrian University Athens)05/06/2026, 15:05Poster
Cosmic nucleosynthesis presents a relatively good understanding of the production of light elements up to iron; however, the origin and abundances of heavier nuclei (A > 56) remain an open problem. Among the proposed nucleosynthesis mechanisms, reactions induced by charged particles, such as α particles, play a significant role in the production of p-nuclei in extreme astrophysical...
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Vasilis Gkionis (National and Kapodistrian University of Athens)05/06/2026, 15:06Poster
Moving past the $N=104$ midshell and approaching the $Z=82$ shell closure presents several opportunities to study nuclear structure as single-particle degrees of freedom compete with collective phenomena to determine several of the spectroscopic properties observed. The Os ($Z=76$) isotopic family presents a compelling study case among the rare-earth nuclei, as it exhibits a variety of...
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Nikoletta Giannakou (Vilnius University)05/06/2026, 15:07Poster
Studies in the efficacy of 161Tb production through the neutron activation of 160Gd are especially important, as 161Tb is a well-known alternative to 177Lu, and is often considered superior [1] in battling CRPC (castration-resistant prostate cancer). However, there are many difficulties associated with the procurement of an enriched 160Gd2O3 target, thus necessitating a study regarding the...
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Anastasia Ziagkova05/06/2026, 15:09Poster
One of the primary Ion Beam Analysis (IBA) techniques employed for the determination of sample composition and the performance of in-depth analysis is Time of Flight – Elastic Recoil Detection Analysis (ToF – ERDA). The technique's unique advantage is its ability to detect and distinguish light elements, including hydrogen, deuteron, and lithium (up to aluminum or higher), in a variety of...
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Eleni Mitsi (Department of Physics, National Technical University of Athens, Athens, Greece)05/06/2026, 15:10Poster
E. Mitsi1,2, P.Tsavalas2, S. Pantousa2, M. Axiotis2, A. Lagoyannis 2, K. Mergia2, G. Apostolopoulos2
1 Department of Physics, National Technical University of Athens, Athens, Greece
2 National Centre for Scientific Research “Demokritos”, Agia Paraskevi, GreecePresenting author email: elmitsi@ipta.demokritos.gr
Accelerator-based ion irradiation is widely employed to investigate...
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Apospori Eirini (INRASTES, National Center of Scientific Research «Demokritos», Aghia Paraskevi, 15310 Athens, Greece/ DNA Damage Laboratory, Department of Physics, School of Applied Mathematical and Physical Sciences, National Technical University of Athens, Zografou, 15780 Athens, Greece)05/06/2026, 15:11Poster
A neutron irradiation system for radiobiological cell experiments was characterized using Monte Carlo simulations to assess the mixed neutron–gamma radiation field and its suitability for biological applications. The irradiator consists of two ²³⁹Pu(α,n)⁹Be neutron sources with a total ²³⁹Pu activity of 444 GBq. The sources are housed in a graphite collimator and surrounded by lead and...
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Vasileia Saridaki (INRASTES, National Center of Scientific Research “Demokritos”, Aghia Paraskevi, 15310 Athens, Greece , Department of Physics, National Technical University of Athens, Zografou, 15780 Athens, Greece)05/06/2026, 15:12Poster
The present work describes the development and implementation of a
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methodology for the gamma-spectrometric characterization of metallic samples
irradiated in different neutron fields with energies ranging from 2.4 up to 14 MeV.
The samples studied consisted of a set of disc-shaped metallic elements manufactured
from high-purity materials, including silver, tantalum, cobalt, and nickel.... -
Ioannis Kaissas (Nuclear Technology Laboratory, School of Electrical & Computer Engineering, Aristotle University of Thessaloniki, University Campus, 54124 Thessaloniki, Greece)05/06/2026, 15:13Poster
The urgent need for carbon-free energy production has established Small Modular Reactors (SMRs) as a vital component of the clean energy transition. Characterized by an electrical output of 10 to 300 MWe, SMRs offer significant versatility, operating in base-load mode for grid stability or in load-following mode to compensate for intermittent Renewable Energy Sources (RES). A key advantage...
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N.P. Petropoulos (Nuclear Engineering Laboratory National Technical University of Athens)05/06/2026, 15:14Poster
This study investigates the qualitative and quantitative properties of the neutron flux near the geometry boundary of the neutron subcritical piles of the Nuclear Engineering Laboratory of NTUA (NEL-NTUA) using the freely available OpenMC Code. The Laboratory operates two subcritical piles. The first one has a cubic geometry tank of 1 m3 volume. A...
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Theodoros Gaitanos (Aristotle University of Thessaloniki)05/06/2026, 15:30
Hyperons are baryons with strangeness degrees of freedom. They play a significant role in modern nuclear physics and astrophysics due to their experimental accessibility and significant impact on the high-density equation of state. In-medium hyperons can be produced inside highly compressed matter in reactions or in neutron star cores only due to high energy production thresholds. However, the...
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Sofia Karampagia (Grand Valley State University)05/06/2026, 15:45
Nuclear level densities (NLDs) and $\gamma$-ray strength functions ($\gamma$SFs) are key ingredients in the statistical description of compound nuclear reactions. Despite decades of development, significant uncertainties remain in their modeling. In this work, we study the impact of NLDs and $\gamma$SFs on $(n,\gamma)$ cross sections and Maxwellian-averaged reaction rates for nuclei in the...
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Dr Polychronis Koliogiannis (University of Zagreb)05/06/2026, 16:00
Information on neutron-star matter can be encoded in low-energy nuclear observables, particularly those sensitive to the isovector sector of the nuclear interaction. In this contribution, we investigate how the electric dipole polarizability of neutron-rich nuclei can be used to constrain macroscopic properties of canonical neutron stars within a universal-relation framework. The analysis is...
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Alkiviadis Kanakis-Pegios (Aristotle University of Thessaloniki)05/06/2026, 16:15
In this study we examine the effects of the bulk viscosity of dense matter containing neutrons, protons, and electrons in the environment of neutron stars. Our approach considers the bulk viscosity to be driven by the direct Urca mechanism which tries to restore the chemical equilibrium in a neutron star core for small perturbations of the baryon density. The bulk-viscous dissipation leads to...
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Pavlos Laskos-Patkos (Aristotle University of Thessaloniki)05/06/2026, 16:30
One of the most interesting subjects related to the physics of dense matter is the accurate finite temperature description of the nuclear equation of state. In the present conference contribution, we discuss the properties of hot equations of state which involve a first order phase transition from hadronic to deconfined strange quark matter. For the description of the hadronic phase we utilize...
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Dr Michail Vikiaris (Aristotle University of Thessaloniki)05/06/2026, 16:45
One of the unsolved mysteries in the particle physics is the "neutron decay puzzle". Discrepancies between the neutron lifetime measured in beam and bottle experiments suggest that exotic decay channels and/or the involvement of dark matter may be in play. Recent measurements of the compact star XTE J1814-338, with a mass of $M=1.2_{-0.05}^{+0.05}\ M_{\odot}$ and a radius of...
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Mr Giorgos Tsalis (Aristotle University of Thessaloniki)05/06/2026, 17:00
This work aims to investigate the bulk properties of hybrid stars. The transition from hadronic matter to deconfined quark matter is modeled by a switching function introduced by Albright, Kapusta and Welle. This function has an exponential form, given by: $S(\mu)\,=\,exp[-(\mu_0/\mu)^r]$ and combines the two states of the matter smoothly, in contrast with Maxwell and Gibbs transition.
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Thanos Stamatopoulos (Los Alamos National Laboratory)05/06/2026, 17:45Online session; Restricted to HNPS members affiliated with institutions abroad.
This work presents evidence for statistically significant oscillations in neutron-capture cross sections within the resolved-resonance region, challenging the conventional assumption that fluctuations are entirely random as predicted by random matrix theory (RMT). Using autocorrelation and cosine-fitting techniques, neutron-capture data for 21 nuclides were analyzed over a broad range of...
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Pelagia Tsintari (Facility for Rare Isotope Beams at Michigan State University)05/06/2026, 18:00Online session; Restricted to HNPS members affiliated with institutions abroad.
The synthesis of heavy elements in explosive stellar environments, such as core-collapse supernovae, is influenced by key nuclear reactions involving unstable nuclei. In neutron-rich conditions, the α-process -a sequence of (α,xn) reactions- plays a significant part in nucleosynthesis, whereas (p,n) reactions influence element formation in proton-rich conditions, during explosive silicon...
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Vasileios Soukeras (Università di Catania, Italy)05/06/2026, 18:15Online session; Restricted to HNPS members affiliated with institutions abroad.
The light nuclei attract the interest of the nuclear physics community for decades, however, we are still far away from their complete understanding. A notable example is the $^4$He, a simple and very stable nucleus constituted by two protons and two neutrons. Until a description of nuclei directly from the fundamental theory of quarks and gluons becomes computationally feasible, an effective...
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Zinovia Eleme (University of Ioannina, Greece)05/06/2026, 18:30Online session; Restricted to HNPS members affiliated with institutions abroad.
First results of the neutron induced fission cross section measurement of Uranium-236 at n_TOF facility
Z. Eleme1, A. Tsinganis2, M. Patronis1, M. Bacak3, N. Colonna4, M. Diakaki5, P. Dimitriou6, V. Foteinou1,S. Goula1,7, J. Heyse2, M. Kokkoris5, N. Kyritsis5, V. Michalopoulou5, A. Musumarra8, D. Papanikolaou8, M.G. Pellegriti8, M. Peoviti1, M.E. Stamati1,7, P. Schillebeeckx2, G....
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Styliani Goula (University of Ioannina (GR), CERN)05/06/2026, 18:45Online session; Restricted to HNPS members affiliated with institutions abroad.
Neutron-induced reactions in which at least one of the reaction products is a light charged particle are of prime importance in a variety of fields: fundamental research, medical physics, nuclear applications, i.e., fusion reactors. In fusion reactors, special efforts are ongoing to determine threshold reactions of structural materials. These materials are exposed to extreme irradiation...
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Ioannis Kaissas (Nuclear Technology Laboratory, School of Electrical & Computer Engineering, Aristotle University of Thessaloniki, University Campus, 54124 Thessaloniki, Greece)06/06/2026, 09:30
Cephalonia Island, located in western Greece, is characterized by complex geological and tectonic conditions associated with the active Cephalonia Transform Fault Zone (CTFZ), and lies at the boundary between the Paxos (Pre-Apulian) Zone and the Ionian Zone (Lekkas, 1996). The Paxos Zone is mainly characterized by relatively undeformed carbonate platform formations consisting predominantly of...
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Theodora Vasilopoulou (INRASTES, NCSR 'Demokritos')06/06/2026, 09:45
Occupational radiation exposure (ORE) assessments are initiated from the earliest stages of nuclear facility design in order to identify high-dose operations, support dose optimization, and guide the selection of appropriate design solutions. Maintenance activities on plant systems may contribute significantly to both individual and collective doses to personnel. Consequently, ORE evaluations...
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Athanasios Ouzounis (Nuclear Technology Laboratory, School of Electrical & Computer Engineering, Aristotle University of Thessaloniki, University Campus, 54124 Thessaloniki, Greece)06/06/2026, 10:00
Since 2023 radon exhalation measurements were carried out by our research team in northerneastern Greece. Measured values vary from 3.62 to 432 Bq•m⁻²•h⁻¹ (Fig. 1). Exhalation rates were measured by using a diffusion accumulator [1]. While the importance of lithology on radon exhalation has been recognized [2], lithology itself does not solely govern radon exhalation. The role of structural...
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Zoi Maniati (Hellenic Centre for Marine Research, National Technical University of Athens)06/06/2026, 10:15
Deep marine basin sediments serve as repositories of information on physicochemical processes and the transport behavior of tracers in aquatic environments. The vertical profiles of radionuclides in the water column combined with radiochronological models in the seabed cores can provide new information in terms of geological and radiological processes. The activity concentration data of four...
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Ioanna Kora (Hellenic Centre for Marine Research, Institute of Oceanography ,National Technical University of Athens)06/06/2026, 10:30
The understanding and protection of human’s due to the consequences of nuclear incidences has become an increasingly important scientific and technological challenge. This research focuses on quantification methods of underwater gamma-ray spectrometers to identify radioactive objects in aquatic systems. The work addresses the critical need for rapid, accurate, and non-invasive monitoring...
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Antigoni Kalamara (NCSR "Demokritos")06/06/2026, 10:45
Accurate dosimetry in radiobiological experiments using proton beams requires high resolution, energy-dependent characterization of the Bragg peak, which is essential for understanding variations in Linear Energy Transfer (LET) and the corresponding radiobiological effects along the proton track. Proton beam dosimetry is typically performed using parallel-plate ionization chambers with small...
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Mr Dimitrios Samaras (Medical Informatics and Biomedical Imaging Laboratory, Faculty of Medicine, University of Thessaly, 41500 Larissa, Greece)06/06/2026, 11:00
Single-photon emission computed tomography myocardial perfusion imaging is widely used for the non-invasive assessment of coronary artery disease. Although deep learning has shown promise for automated SPECT myocardial perfusion interpretation, most previous approaches have focused on single-tracer datasets and have not explicitly considered tracer-dependent variability. This study aimed to...
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Angelos Markopoulos (National Center for scientific Research "Demokritos")06/06/2026, 11:15
The radiological characterization of activated nuclear reactor components, resulting from neutron-induced reactions, which frequently also exhibit surface contamination, is essential for decision-making regarding their management during decommissioning. Prior to the dismantling and segmentation of reactor components, the selection of an appropriate cutting technology, aimed at minimizing of...
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Dr Nikos Salpadimos (Greek Atomic Energy Commission)06/06/2026, 11:30
The Greek Atomic Energy Commission (EEAE), as the national regulatory authority, is responsible for ensuring radiological protection and nuclear safety. To this end, EEAE focuses on the assessment of nuclear or radiological emergencies, which may entail radiological risk for the country. In this context, a series of hypothetical nuclear detonation tests were simulated and studied, using...
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Dr Anastasios Kanellakopoulos (University of Applied Sciences and Arts Western Switzerland)06/06/2026, 12:15
Determining detector efficiency in $\gamma$ spectroscopy often relies on expensive and time-consuming experimental calibrations. This study presents a validated Monte Carlo simulation approach as a flexible and cost-effective alternative. Using RayXpert$^{®}$, we modeled the complex interactions of $\gamma$ photons with HPGe and NaI(Tl) detectors, accounting for intrinsic detector properties...
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Veatriki Michalopoulou (National Technical Univ. of Athens (GR))06/06/2026, 12:30
Zr is a ductile metal, with exceptional resistance to corrosion and heat, properties which make it essential in nuclear reactors, chemical and medical applications and other. On top of that, Zr has a very low absorption rate of the neutrons released by nuclear fission reactions, making it an ideal cladding material for nuclear fuel rods. Therefore, neutron cross-section data must be available...
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Ioanna Goula (University of Campania L. Vanvitelli / INFN Napoli)06/06/2026, 12:45
Neutron capture cross sections are essential inputs for modeling stellar nucleosynthesis, particularly
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for the slow neutron-capture (s-process.) The 14N(n,p)14C reaction is of particular interest, as it acts
both as a neutron poison and as a source of delayed neutrons through subsequent reaction chains.
An accurate determination of its Maxwellian Average Cross Section (MACS) is therefore... -
Georgios Gkatis (EC-JRC)06/06/2026, 13:00
A new high-resolution neutron transmission station is being developed at the GELINA time-of-flight facility of the European Commission’s Joint Research Centre in Geel. The station is installed at flight path 3, employing an extended geometry with the sample positioned at approximately 200 m and the detection system at 400 m from the neutron producing target. This geometry enables significantly...
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Ms Anna Karakaxi (CEA Cadarache / NTUA)06/06/2026, 13:15
ELISA (Elastic and Inelastic Scattering Array) is a unique experimental setup in Europe, located at the GELINA (Geel Electron Linear Accelerator) facility of the EC-JRC (European Commission - Joint Research Centre), in Geel, Belgium. The setup has been developed for measuring neutron scattering differential cross sections in time-of-flight (ToF) experiments [1, 2].
The original ELISA...
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Lamprianos Amanatidis (National Technical Univ. of Athens (GR))06/06/2026, 13:30
In this work, three novel EJ-309-type liquid organic scintillators and one BC-501A scintillator were optimized for measurements of neutron elastic scattering $(n,\mathrm{el})$ and inelastic scattering $(n,\mathrm{inl})$ at NCSR "Demokritos". These four liquid scintillators were arranged in a new configuration at eight representative Legendre angles, specifically at $16.2^\circ$, $37.2^\circ$,...
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Kalliopi Kaperoni (National Technical Univ. of Athens (GR))06/06/2026, 13:45
Numerous areas of nuclear physics, including fusion research, space-related technologies, and medical applications, require neutron detectors that maintain reliable performance under difficult environmental conditions. Among the available detection technologies, diamond-based detectors are regarded as particularly promising for radiation measurements in such environments, due to their...
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Zoi Bari (National Technical University of Athens)06/06/2026, 14:00
The study of neutron-induced reaction cross sections for Mo isotopes is crucial for both research and applications in the nuclear industry, while they are vital for reactor safety. Neutron activation is a quite efficient technique for cross-section measurements; however, measurements involving short-lived products remain challenging. In this work, neutron capture cross-section measurements of...
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Nikolaos Kyritsis (National Technical Univ. of Athens (GR))06/06/2026, 14:15
The fission reaction cross-section of 243Am is a quantity of interest for both the nuclear technology sector and basic nuclear physics research. The experimental datasets available however have significant deficiencies, especially at low energies, with no comprehensive measurement of the resonances of 243Am(n,f) reaction. Two measurements of the 243Am(n,f) cross-section were performed at the...
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Talk
A quarkyonic model can be regarded as theoretically complete only if it incorporates short-range correlations. These correlations induce the scattering of nucleons to momenta exceeding the Fermi momentum, thereby altering the momentum-space occupation distribution that underlies the quarkyonic framework. In this work, we focus on investigating the impact of the nucleon momentum distribution on...
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