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28/10/2024 08:30
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Helio da Motta (Centro Brasileiro de Pesquisas Fisicas), David Martinez28/10/2024 09:00
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Marcio Portes28/10/2024 09:05Talk
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Chang Kee Jung (SUNY)28/10/2024 09:15
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Helio da Motta (Centro Brasileiro de Pesquisas Fisicas)28/10/2024 09:25Talk
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Jianrun Hu (Kyoto University)28/10/2024 09:30Invited talk
T2K is a long-baseline neutrino oscillation experiment in Japan, measuring the primary muon neutrino beam produced at J-PARC in Tokai. A suite of near detectors are used to constrain the cross section and flux model, and the Super-Kamiokande detector is used as a far detector to measure neutrinos after oscillation. This presentation will show the latest T2K oscillation analysis results with...
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Zoya Vallari28/10/2024 10:00Invited talk
NOvA is a long-baseline neutrino oscillation experiment consisting of two functionally identical tracking calorimeter detectors placed in a beam of muon (anti-)neutrinos. The near detector is located at Fermilab, sampling neutrinos from the 1 MW-capable NuMI beam. The neutrinos then travel 810 km to Ash River, Minnesota, where the much larger far detector measures them again after they have...
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Gustavo Valdiviesso (Unifal-MG (Universidade Federal de Alfenas))28/10/2024 11:00Invited talk
The Deep Underground Neutrino Experiment (DUNE) provides a rich science program, focusing on neutrino oscillations, with astrophysical and beyond the standard model physics on the scope. This presentation reports on the current status of DUNE's development, including the latest prototype activities, and detector R&D
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Yousuke Kataoka (ICRR, The University of Tokyo)28/10/2024 11:30Invited talk
Hyper-Kamiokande (HK) is a next generation neutrino experiment. It has wide range of physics targets from neutrino physics, nucleon decay search to astrophysics. With new 260 kton Water Cherenkov detector in Kamioka, upgraded neutrino beam line and near detectors in J-PARC, HK will break through the current limit of physics sensitivity in various fields. The construction started in 2020 and...
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Shintaro Miki (ICRR, University of Tokyo)28/10/2024 14:20Invited talk
Super-Kamiokande (SK), a 50-kton water Cherenkov detector, observes neutrino interactions ranging from a few MeV to TeV and searches for nucleon decay signals. From 2020, gadolinium (Gd) sulfate is dissolved in the detector water to enhance neutron detection capability. In this talk, we present the latest results of SK analyses before and after the Gd loading, including neutrino oscillation...
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Tommaso Chiarusi (INFN - Sezione di Bologna)28/10/2024 14:50Invited talk
Neutrino astronomy has acquired an increasingly important role in investigating violent phenomena in remote regions of the universe, completing the multi-messenger scenario together with electromagnetic radiation, cosmic rays and gravitational waves.
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The flux of astrophysical neutrinos, in the energy region of greatest interest, i.e. above 100 TeV, is rather small and it drives the... -
Prof. Xiaonan Li (Institute of High Energy Physics, Chinese Academy of Sciences, Beijing)28/10/2024 15:55Invited talk
Jiangmen Underground Neutrino Observatory (JUNO), a next generation underground
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reactor antineutrino experiment, is proposed to determine the
neutrino mass hierarchy and precisely measure neutrino oscillation parameters using a
massive liquid scintillator detector underground. The experimental
hall, spanning more than 50 meters, is under a granite mountain of over 700 m overburden.
The... -
Pietro Chimenti (Universidade Estadual de Londrina (UEL))28/10/2024 16:25Contributed talk
The Neutrinos Angra Experiment, a ton-scale gadolinium-loaded water Cherenkov detector, is located approximately 30 meters from the Angra-II power plant in Angra dos Reis, Brazil. Its primary objective is to detect electron antineutrinos produced by the reactor and demonstrate the feasibility of using antineutrino detectors for real-time reactor monitoring with a surface detector. This effort...
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Alejandro Mariano (IFLP,UNLP)28/10/2024 16:45Contributed talk
In this presentation, we compute the charged current (CC) cross section
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of the background processes $\nu_{\mu}(\bar{\nu}_{\mu})A\rightarrow\mu^{-(+)}+(A-1)N'\pi$
which are involved in the measurement of the oscillation probability
$P(\nu_{\mu}\rightarrow\nu_{e})$, and the CP-mirror $\bar{\nu}_{\mu}\rightarrow\bar{\nu_{e}}$
one. We develop a model that takes into account: binding... -
David Vanegas Forero (Universidad de Medellin)29/10/2024 09:00Invited talk
For more than two decades, neutrino flavor transitions have been observed at experiments with dedicated neutrino detectors (equipped with different technologies) aimed to observe different neutrino sources like the Sun, from cosmic rays interacting with the Earth atmosphere, as well as neutrinos from artificial sources produced in reactor and accelerator-based experiments. This wealth of data...
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Ohana Benevides Rodrigues (Illinois Institute of Technology)29/10/2024 09:30Invited talk
The Precision Reactor Oscillation and SPECTrum (PROSPECT) experiment is a short-baseline reactor experiment built to measure the antineutrino spectrum from the High Flux Isotope Reactor (HFIR). The detector is made of 4 tons of Li-6 doped liquid scintillator divided into an 11x14 array of optically separated segments. The experiment searches for potential short-baseline oscillations and the...
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Alessandro Schwemmer (Technical University of Munich)29/10/2024 10:30Invited talk
Determining the absolute mass scale of the neutrino is one of the pressing questions in particle physics and cosmology.
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While there are various complementary approaches to tackle this question, only upper limits have been set so far.
This talk will give an overview of current experiments based on decay kinematics, including the new world-leading limit from the KATRIN experiment and the... -
José Maneira29/10/2024 11:00Invited talk
The discovery of neutrinoless double beta decay would have a far-reaching impact, so its search is a key goal of neutrino physics. It is also a rich experimental field where several experimental strategies have been employed and are being developed for the future. After a brief summary of motivations and an overview of the most recent results, this talk will focus on one of the leading...
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Giulia Ricciardi29/10/2024 11:30Contributed talk
We evaluate the cross section of inverse beta decay, including all theoretical uncertainties. We focus on the moderate energy range from a few MeV up to hundreds of MeV, which includes neutrinos from reactors and supernovae. We assess the uncertainty on the cross section, which is relevant to experimental advances and increasingly large statistical samples. We also present a new...
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Tyler Stokes (Louisiana State University)29/10/2024 14:10Contributed talk
The Deep Underground Neutrino Experiment (DUNE) is an international collaboration of 1000+ researchers which will study neutrinos and search for phenomena predicted by theories Beyond the Standard Model (BSM). DUNE will use liquid argon time projection chambers (LArTPCs) containing 70 ktons of LAr, 40 ktons of which are active, located more than a kilometer underground. The high spatial...
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Natsumi Taniuchi (The University of Tokyo)29/10/2024 14:30Contributed talk
Grand Unified Theories explain the unification of the electromagnetic, weak, and strong forces and most of them predict protons to decay into lighter particles. The latest result of the proton decay search for $p\rightarrow e^+/\mu^+ +\eta$ channels in Super-Kamiokande will be discussed in this presentation.
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The cross sections of $\eta$ nuclear effect are improved compared to previous work,... -
Youssef Sarkis Mobarak (ICN-UNANM)29/10/2024 14:50Contributed talk
Liquid Argon (LAr) Time Proportional Chambers (TPCs), is one of the most widely used scintillators in particle detection, due to its low cost, high availability and excellent scintillation properties. A large number of experiments in the neutrino sector are based around using LAr in one or more TPCs, leading to high resolution three-dimensional particle reconstruction. We present a first...
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Christopher Thorpe (The University of Manchester)30/10/2024 09:00Invited talk
MicroBooNE is a 180 ton liquid argon time projection chamber designed for neutrino detection, located at Fermilab. The experiment purses a broad physics program including short baseline oscillation physics and probing the MiniBooNE/LSND anomalies, neutrino-nucleus cross section measurements, searches for physics beyond the standard model, and improving our understanding of the LArTPC...
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Laura Pasqualini (INFN and University of Bologna)30/10/2024 09:30Invited talk
The ICARUS collaboration employed the 760-ton T600 detector in a successful three-year physics run at the underground LNGS laboratory, performing a sensitive search for LSND-like anomalous $\nu_e$ appearance in the CERN Neutrino to Gran Sasso beam, which contributed to the constraints on the allowed neutrino oscillation parameters to a narrow region around 1 eV$^2$. After a significant...
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Gustavo Valdiviesso (Unifal-MG (Universidade Federal de Alfenas))30/10/2024 10:30Invited talk
The Short-Baseline Near Detector (SBND) is one of three Liquid Argon Time Projection Chamber (LArTPC) neutrino detectors positioned along the axis of the Booster Neutrino Beam (BNB) at Fermilab, as part of the Short-Baseline Neutrino (SBN) Program. The detector is currently being commissioned and is expected to take neutrino data this year. SBND is characterized by superb imaging capabilities...
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Lu Ren (University of Colorado Boulder)30/10/2024 11:00Invited talk
Present and future accelerator-based neutrino experiments demand a precise estimation of systematic uncertainties to achieve the goal sensitivity of their measurements. One of their leading uncertainties comes from an inadequate understanding of primary and secondary hadron-nucleus interactions, which results in the large uncertainty of the neutrino flux. This contribution will review the...
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Mark Ross-Lonergan (Los Alamos National Lab)31/10/2024 09:00Invited talk
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Dr. Ryosuke Akutsu (IPNS, KEK)31/10/2024 09:30Invited talk
Long-baseline neutrino oscillation experiments have been playing an important role to study the neutrino mixings. There are approved next generation experiments that will perform oscillation studies with unprecedented statistical precision, including the leptonic CP violation searches. To be able to take advantage of the high statistics, it is essential to improve constraints on event rate...
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Pascoal Jose Giglio Pagliuso (Unicamp - Brazil)31/10/2024 10:30Invited talk
Liquified noble gases is frequently the choice of target for neutrino and dark matter experiments which requires an extremely high grade of purity of the liquids (in particular, in terms of oxygen contamination (< 100 ppt). Ultra-pure Liquid Argon (LAr) is the chosen target for the Long Baseline Neutrino Facility (LBNF) – Deep Underground Neutrino Experiment (DUNE) and related experiments....
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Prof. Dirceu Norlier (Unicamp - Brazil)31/10/2024 11:00Invited talk
Liquefied ultra-pure noble elements are typically used in neutrino and dark matter experiments. Achieving the necessary purity of these cryogenic liquids, particularly in terms of oxygen contamination (< 100 ppt), requires continuous circulation of gaseous argon (GAr) and liquid argon (LAr) through adsorption columns filled with solid adsorbents that capture oxygen, nitrogen, and water. This...
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José Maneira (LIP Lisbon)31/10/2024 11:30Invited talk
The Deep Underground Neutrino Experiment (DUNE) will use a neutrino beam, a near detector, and a set of massive far detectors to fully probe the three-neutrino oscillation paradigm. Measurements of neutrino mass ordering and CP violation will be possible in a single experiment, thanks to the exceptionally long baseline of 1,285 km combined with the wide energy spectrum covering two...
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Zoya Vallari31/10/2024 14:15Invited talk
To explore the neutrino sector through oscillation experiments, we measure neutrino flavor transformations as a function of energy at the far detector. A near detector (ND), positioned close to the beam source, offers vital in-situ constraints on key uncertainties in flux, neutrino cross-sections, and detector smearing. Liquid argon TPC (LArTPC) technology has revolutionized neutrino...
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André Fabiano Steklain Lisbôa (Universidade Tecnológica Federal do Paraná)31/10/2024 14:45Invited talk
The primary objectives of Deep Underground Neutrino Experiment (DUNE) include testing the CP violation in the neutrino sector and the hierarchy of neutrino masses. In this talk, I will present the Far Detector (FD) and its role in achieving the DUNE physics goals. I will present FD design and its capabilities in measuring beam neutrinos and neutrinos from other sources, including...
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Jonathan Link (Virginia Tech)31/10/2024 15:45Invited talk
COHERENT is a suite of neutrino detectors located in a basement hallway of the Spallation Neutron Source at Oak Ridge National Laboratory, where there is an intense pulsed flux of neutrinos from stopped pion decay. In 2017, COHERENT made the first observation of coherent elastic neutrino nucleus scattering (CEvNS), in a 14 kg cesium iodide (CsI) detector. Since then, we have improved our...
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Carla Bonifazi (ICAS-ICIFI-UNSAM/CONICET & IF-UFRJ)31/10/2024 16:15Invited talk
The CONNIE experiment employs high-resistivity silicon CCDs to detect coherent elastic neutrino-nucleus scattering (CEvNS) of reactor antineutrinos with silicon nuclei at the Angra-2 reactor. In 2021, the experiment was updated with two Skipper-CCDs, improving the sensitivity down to 15 eV. This introduces Skipper-CCDs as a novel tool in reactor neutrino detection. We present new results from...
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Stefan Schoppmann31/10/2024 16:45Contributed talk
Double beta plus decay is a rare nuclear disintegration process. Difficulties in its measurement arise from suppressed decay probabilities, experimentally challenging decay signatures and low natural abundances of suitable candidate nuclei. In this presentation, we propose NuDoubt++, a new detector concept to overcome these challenges. It is based on the first-time combination of hybrid and...
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Lu Ren (University of Colorado Boulder)31/10/2024 17:05Contributed talk
Eos is a 20-ton neutrino detector located on the University of California Berkeley campus. It is a hybrid technology demonstrator that utilizes Cherenkov and scintillation light simultaneously to detect particle interactions. Construction was finished in early 2024. It has a fiducial volume of four-ton, featuring 242 photomultiplier tubes, including ultra-fast PMTs and dichroicons for spectral...
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Pavel Zhelnin (Harvard University)31/10/2024 17:25Contributed talk
The detection of high-energy astrophysical neutrinos by IceCube has unveiled a new way to observe our Universe. Despite IceCube's success in measuring the high-energy astro flux up to energies reaching several PeV, much remains to be discovered regarding their origin and nature. The identification of high-energy astro-neutrino sources is largely hindered by atmospheric neutrino backgrounds;...
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Ettore Segreto (Universidade Estadual de Campinas)01/11/2024 09:00Invited talk
Light detection plays a central role in many current and planned neutrino experiments. This field has seen the flowering of many new ideas in the last few years, thanks to the development of new photo-sensors and new detection techniques, based on the use of advanced materials. This talk will review the most innovative and promising approaches to photon detection in neutrino physics in the...
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Matthew Wetstein (Iowa State University)01/11/2024 09:30Invited talk
The Accelerator Neutrino Neutron Experiment (ANNIE) is a 26-ton Fermilab-based effort studying neutrino cross-section physics on a water target, with particular attention to final-state neutron yields. The goal of ANNIE’s physics program is to better understand and constrain key systematic uncertainties on next-generation neutrino oscillation experiments. ANNIE is also a leading R&D platform...
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Joseph Walsh (Michigan State University)01/11/2024 10:30Invited talk
The next generation of neutrino-oscillation experiments, DUNE, Hyper-K and JUNO, will push our understanding of the mixing parameters into the precision regime. As our knowledge of the parameters will no longer be statistically limited, a robust understanding of the systematic uncertainties in their measurement is crucial to avoid biases. More sophisticated models will be necessary to fully...
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Hikaru Tanigawa (KEK)01/11/2024 11:00Invited talk
Scintillator detectors have been widely used in the modern neutrino experiments as active target and new detector technology is being actively developed. This report reviews following three scintillation detector technologies. The MINERvA detector uses plastic scintillator strips and has been operating since 2010 to study neutrino interaction with various nuclei. The SuperFGD detector exploits...
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Sr. Hokuto Kobayashi (The University of Tokyo)01/11/2024 11:30Invited talk
The Tokai-to-Kamioka (T2K) experiment is a long-baseline neutrino oscillation experiment that sends high-intensity neutrino beams from J-PARC to the Super-Kamiokande detector, 295 km away. Recent T2K results indicated CP violation in the neutrino sector with a 90% confidence level. To enhance the experimental sensitivity, T2K completed its off-axis near detector upgrade in May 2024 and began...
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Alexander Argüello Quiroga (UNILA)01/11/2024 14:20Contributed talk
In this letter we are using the IceCube experiment to test, phenomenologically, the (3+2) sterile neutrino scenario. As far is known, the presence of sterile states with mass splitting ∆m²∼1 eV² distorts the angular and energy distributions of reconstructed muon events, observed by IceCube, through parametric and MSW resonances. Since the distortions introduced by the sterile neutrino (3+2)...
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Prof. Sarira Sahu (ICN, UNAM, Mexico City)01/11/2024 14:40Contributed talk
We consider the decoherence effects in the propagation of active neutrinos due to the non-forward neutrino scattering processes in a matter background composed of normal matter. We calculate the contribution to the imaginary part of the neutrino self-energy arising from such processes. Since the initial neutrino state is depleted but does not actually disappear (the initial neutrino...
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Luiz Felipe Brandão Magalhães Rodrigues (Universidade Federal de Alfenas (UNIFAL-MG))01/11/2024 15:30Poster
This study explores the Relativistic Fermi Gas Model (RFG) and the Modified Fermi Gas Model (MFG), which have been widely used to characterize quasi-elastic neutrino-nucleus interactions. The RFG considers nucleons as a gas of free particles within the nucleus; nevertheless, it is limited in its ability to account for nuclear correlations and binding energies. The MFG improves the RFG by...
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Marcelo Ismerio M L de Oliveira (Universidade Federal do Rio de Janeiro)01/11/2024 15:35Poster
Atmospheric neutrinos have yielded groundbreaking discoveries in particle
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physics, providing compelling evidence for neutrino mass and emphasizing the
importance of probing neutrino oscillations in diverse environments. The Deep
Underground Neutrino Experiment (DUNE) boasts an extensive oscillation
program with atmospheric neutrinos, employing innovative, low threshold, high
spatial... -
Natsumi Taniuchi (University of Cambridge)01/11/2024 15:40Poster
The existence of Grand Unified Theories describing the unification of the electromagnetic, weak, and strong forces is still an open question. One of the notable features of these theories is the prediction of protons decaying into lighter particles with long lifetimes of order $10^{30}$-$10^{40}$ years. Although many studies have been conducted assuming various decay channels so far, such...
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Luciana Hirsch (UTFPR), Marcio Adames (UTFPR)01/11/2024 15:45
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Dr. Jodi Cooley (SNO)01/11/2024 16:45
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Chang Kee Jung (SUNY)01/11/2024 16:55
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Helio da Motta (Centro Brasileiro de Pesquisas Fisicas), David Martinez01/11/2024 17:00
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Poster
This work describes the concept and design of a cryostat for testing various filtering media for liquid
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argon purification, within the scope of the iCRADA project for neutrino detection. The project conceived
contemplates the possibility of carrying out the exchange of liters in a practical way, allowing the rapid
regeneration or replacement of the media without interrupting the... -
Poster
In this poster we present an approach to light propagation inside a LArTPC based on the finite speed of the propagation of light and accounting for the correct total amount of photons inside the detector. Then the predictions of this approach are compared to Geant4 simulations for the problem and similarities / differences in the results are discussed.
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Poster
In this work, we conduct a detailed analysis of the coefficients associated with the Lorentz Invariance Violation (LIV) for both CPT-violating and CPT-conserving Hamiltonians in the context of neutrino oscillations. Specifically, we explore the behavior of the mixing angle (\theta_{23}), the CP-violating phase (\delta_{CP}), and the phases of two LIV coefficients simultaneously, with...
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Poster
A broadly applicable effective field theory for Lorentz violation is known as the Standard-Model Extension (SME). The corresponding coefficients governs the Lorentz-violating physics associated with different operators.
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Consequently, any experimental indication of Lorentz violation can be represented by these coefficients. This study aims to investigate and catalog current bounds for the... -
Poster
The T2K near detector ND280 is used to constrain cross-section and flux models in the neutrino oscillation analysis. To improve the physics capabilities of the experiment, the upstream part of the detector is modified by adding a new highly granular scintillator detector (Super-FGD), two High-Angle TPCs and six thin Time-of-Flight scintillator layers. This poster focuses on the Super-FGD,...
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Poster
Mateus Jesus de Oliveira Rodrigues¹, Gustavo do Amaral Valdiviesso², Anibal Thiago Bezerra³
¹ Universidade Federal de Alfenas, Departamento de Física, Alfenas, Minas Gerais, Brasil
² Universidade Federal de Alfenas, Departamento de Física, Poços de Caldas, Minas Gerais, Brasil
³ Universidade Federal de Alfenas, Departamento de Física, Alfenas, Minas Gerais, Brasil
E-mail:...
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Poster
The XENONnT direct dark matter detection experiment searches not only for dark matter but also for other rare events, such as solar pp neutrino signals. Accurate background event rate estimation is essential for these searches. One of the background sources in the low-energy region is the radioactive isotope 85Kr, present in the target material, liquid xenon. To precisely determine its...
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Poster
Stars originating core-collapse supernovae fuse elements until they reach iron. This element does not initiate the nuclear fusion process, as it is a reaction that consumes energy instead of releasing it. After a specific mass limit in the stellar core, the gas pressure cannot support the core, and the star implodes under gravity. During the process, neutronization occurs, producing neutrons...
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Poster
LiquidO is a pioneering R&D project focused on developing a novel neutrino detection technology utilizing an opaque liquid scintillator (LS) medium characterized by a remarkably short scattering length and an intermediate absorption length. In contrast to conventional approaches employing transparent LS volumes with scattering lengths of several meters, LiquidO employs a different strategy. By...
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Invited talk
The discovery of neutrinoless double beta decay would have a far-reaching impact, so its search is a key goal of neutrino physics. It is also a rich experimental field where several experimental strategies have been employed and are being developed for the future. After a brief summary of motivations and an overview of the most recent results, this talk will focus on one of the leading...
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Poster
The current generation of neutrino beams and short-baseline detectors has the capability to generate thousands of interactions per day, and these rates should only increase with the next generation. These high rates will allow neutrinos to be used as probes for nuclear physics. In particular, the study of short-range nucleon-nucleon correlations (SRC) was already shown to be feasible on...
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Poster
Field Programmable Gate Array (FPGA) are integrated circuits that can be programmed or reconfigured by the user after manufacturing, allowing the hardware to be tailored for specific tasks according to the developer's needs. This makes them highly flexible and adaptable to different applications, including particle detectors, due to their ability to process large volumes of data in real-time...
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Poster
Despite the gravitational evidence supporting the existence of Dark Matter
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(DM), its composition remains unknown. As new approaches were demanded,
a well-motivated class of models beyond the minimal WIMP scenario was pro-
posed in the last decade. In this context, the Deep Underground Neutrino
Experiment (DUNE) presents an excellent opportunity to search for BSM par-
ticles with its... -
Poster
The Lorentz Invariance, which states that the laws of Physics are the same for different observers, is deeply connected to Special Relativity. It is the foundation of other successful theories, like quantum field theory, and connected to fundamental symmetries, like charge, parity, and time reversal (CPT), which is essential in the Standard Model of particle physics. Nevertheless, alternative...
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Poster
Neutrino experiments over the years have been measuring oscillation parameters, however, some of them still remain unknown. This is the case for the $\theta_{23}$ octant, the value of $\delta_{CP}$, the neutrino mass ordering (normal or inverted ordering) and the nature of massive neutrinos - Dirac or Majorana. With new experiments under construction, such as DUNE, Hyper-K and JUNO, we are...
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