Jacobo Baldonedo
A5055921811- Thermoelastic and Magnetoelastic Phenomena
- Neutrino Physics Research
- Particle Detector Development and Performance
- Numerical methods in engineering
- Nonlocal and gradient elasticity in micro/nano structures
- Radiation Detection and Scintillator Technologies
- Elasticity and Material Modeling
- Astrophysics and Cosmic Phenomena
- Dark Matter and Cosmic Phenomena
- Bone health and osteoporosis research
- Advanced Numerical Methods in Computational Mathematics
- Nuclear Physics and Applications
- Bone and Joint Diseases
- Contact Mechanics and Variational Inequalities
- Numerical methods in inverse problems
- Mathematical Biology Tumor Growth
- Bone Metabolism and Diseases
- Composite Material Mechanics
- Atomic and Subatomic Physics Research
- Cellular and Composite Structures
- Particle physics theoretical and experimental studies
- Structural Engineering and Vibration Analysis
- Engineering and Information Technology
- Rheology and Fluid Dynamics Studies
- Nanofluid Flow and Heat Transfer
Universidade de Vigo
2020-2024
The Module-0 Demonstrator is a single-phase 600 kg liquid argon time projection chamber operated as prototype for the DUNE near detector. Based on ArgonCube design concept, features novel 80k-channel pixelated charge readout and advanced high-coverage photon detection system. In this paper, we present an analysis of eight-day data set consisting 25 million cosmic ray events collected in spring 2021. We use sample to demonstrate imaging performance light systems well signal correlations...
Abstract DUNE is an international experiment dedicated to addressing some of the questions at forefront particle physics and astrophysics, including mystifying preponderance matter over antimatter in early universe. The dual-site will employ intense neutrino beam focused on a near far detector as it aims determine mass hierarchy make high-precision measurements PMNS matrix parameters, CP-violating phase. It also stand ready observe supernova bursts, seeks nucleon decay signature grand...
The Module-0 Demonstrator is a single-phase 600 kg liquid argon time projection chamber operated as prototype for the DUNE near detector. Based on ArgonCube design concept, features novel 80k-channel pixelated charge readout and advanced high-coverage photon detection system. In this paper, we present an analysis of eight-day data set consisting 25 million cosmic ray events collected in spring 2021. We use sample to demonstrate imaging performance light systems well signal correlations...
Gaseous Optical Time Projection Chambers (OTPCs) aimed at Neutrino Physics and Rare Event Searches will likely exceed the tonne scale during next decade. This make their performance sensitive to gas contamination levels as low 100 ppb, that is challenging room temperature due outgassing from structural materials. In this work we discuss distribution impurity mitigation on a 5 m-length/5 m-diameter 10 bar TPC filled with Ar/CF$_4$ admixed 99/1 per volume (1.75 tonne), loaded technical...
Abstract This paper introduces a novel track-length extension fitting algorithm for measuring the kinetic energies of inelastically interacting particles in liquid argon time projection chambers (LArTPCs). The finds most probable offset track length track-like object by comparing measured ionization density as function position with theoretical prediction energy loss energy, including models electron recombination and detector response. can be used to measure that interact before they stop,...
Next-generation megawatt-scale neutrino beams open the way to studying neutrino-nucleus scattering resorting, for first time, gaseous targets. This could lead deeper knowledge of cross sections in energy region between hundreds MeV and a few GeV, interest upcoming generation long-baseline oscillation experiments. The challenge is, therefore, accurately track (especially) time particles produced interactions large seamless volumes down few-MeV energies. We propose accomplish this through an...
The international collaboration designing and constructing the Deep Underground Neutrino Experiment (DUNE) at Long-Baseline Facility (LBNF) has developed a two-phase strategy toward implementation of this leading-edge, large-scale science project. 2023 report US Particle Physics Project Prioritization Panel (P5) reaffirmed vision strongly endorsed DUNE Phase I II, as did European Strategy for Physics. While construction is well underway, White Paper focuses on II planning. Phase-II consists...
Abstract The international collaboration designing and constructing the Deep Underground Neutrino Experiment (DUNE) at Long-Baseline Facility (LBNF) has developed a two-phase strategy toward implementation of this leading-edge, large-scale science project. 2023 report US Particle Physics Project Prioritization Panel (P5) reaffirmed vision strongly endorsed DUNE Phase I II, as did European Strategy for Physics. While construction is well underway, White Paper focuses on II planning. Phase-II...
In this work, we study a bone remodeling model used to reproduce the phenomenon of osseointegration around endosseous implants. The biological problem is written in terms densities platelets, osteogenic cells, and osteoblasts concentrations two growth factors. Its variational formulation leads strongly coupled nonlinear system parabolic equations. An existence uniqueness result form stated. Then, fully discrete approximation introduced by using finite element method semi-implicit Euler...
Abstract We study the one-dimensional problem for linear strain gradient porous elasticity. Our aim is to analyze behavior of solutions with respect time variable when a dissipative structural mechanism introduced in system. consider five different scenarios: hyperviscosity and viscosity displacement component hyperviscoporosity, viscoporosity weak component. only apply one these mechanisms at time. obtain exponential decay case similar result viscoporosity. Nevertheless, (respectively...
Bone tissue is a material with complex structure and mechanical properties. Diseases or even normal repetitive loads may cause microfractures to appear in the bone structure, leading deterioration of its A better understanding this phenomenon will lead predictions fracture bone-implant performance. In work, model proposed by Frémond Nedjar 1996 (initially for concrete structures) numerically analyzed compared against specific García et al. 2009. The objective evaluate both models implemented...
Passive safety systems of cars include parts on the structure that, in event an impact, can absorb a large amount kinetic energy by deforming and crushing design-controlled way. One such absorber part, located front Formula Student car, was measured under impact test bench. The is modeled within Finite Element (FE) framework including weld characteristics failure description. continuous welding feature almost always disregarded included models. In this work, FE model fully defined to...
ProtoDUNE Single-Phase (ProtoDUNE-SP) is a 770-ton liquid argon time projection chamber that operated in hadron test beam at the CERN Neutrino Platform 2018. We present measurement of total inelastic cross section charged kaons on as function kaon energy using 6 and <a:math xmlns:a="http://www.w3.org/1998/Math/MathML" display="inline"><a:mrow><a:mn>7</a:mn><a:mtext> </a:mtext><a:mtext> </a:mtext><a:mi>GeV</a:mi><a:mo>/</a:mo><a:mi>c</a:mi></a:mrow></a:math> momentum settings. The...
In this paper, we numerically study porosity problems with three different dissipation mechanisms. The root behavior is analyzed for each case. Then, by using the finite element method and Newmark‐ β scheme, fully discrete approximations are introduced some numerical results described to show energy evolution depending on viscosity coefficient.
In this paper, we consider, from a numerical point of view, two-temperature poro-thermoelastic problem.The model is written as coupled linear system hyperbolic and elliptic partial differential equations.An existence result proved energy decay properties are recalled.Then introduce fully discrete approximation by using the finite element method implicit Euler scheme.Some priori error estimates obtained, which convergence deduced under an appropriate additional regularity.Finally, some...
This paper introduces the hypothetical track-length fitting algorithm, a novel method for measuring kinetic energies of ionizing particles in liquid argon time projection chambers (LArTPCs). The algorithm finds most probable offset track length track-like object by comparing measured ionization density as function position with theoretical prediction energy loss energy, including models electron recombination and detector response. can be used to measure that interact before they stop, such...
In this paper, we present the optimization of a vibration mitigation system for railway bridges. These structures are subjected to significant moving loads, whose dynamic characteristics may produce resonance effects, compromising integrity bridge and security passengers if speed or load train is not controlled. The study focuses on Auxiliary Beam system. It consists beam located under connected slab by viscous dampers. symmetry problem allowed use 2D Finite Element model This was used...
In this work we study a bone remodeling model for the evolution of myeloma disease. The biological problem is written as coupled nonlinear system consisting parabolic partial differential equations. They are in terms concentrations osteoblasts and osteoclasts, density relative concentration tumor cells. Then, deal with numerical analysis variational problem, introducing approximation by using finite element method hybrid combination both implicit explicit Euler schemes. We perform some...
There are many works dealing with the dynamics of bone remodeling, proposing increasingly complex and complete models. In recent years, efforts started to focus on developing models that not only reproduce temporal evolution, but also include spatial aspects this phenomenon. work, we propose extension an existing model includes osteocytes. The dependence is modeled in terms a linear diffusion, as proposed previous related problems. resulting then written its variational form, fully...
In this work, we study, from the numerical point of view, Caginalp phase-field problem arising in type III thermoelasticity. The thermal is written, as a coupled nonlinear system, terms order parameter and displacements. Then, fully discrete approximation proposed by using finite element method combination both implicit explicit Euler schemes. A priori error estimates are proved. Finally, one-dimensional simulations performed to demonstrate convergence approximations behavior energy.
<p style='text-indent:20px;'>In this work we study three different dissipation mechanisms arising in the so-called Moore-Gibson-Thompson porosity. The cases correspond to MGT-porous hyperviscosity (fourth-order term), viscosity (second-order term) and weak (zeroth-order term). For all cases, prove that there exists a unique solution problem analyze resulting point spectrum. We also show is an exponential energy decay for first case, meanwhile second third case only polynomial found....