D. Laroze
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View article: Effect of Pyrolysis Temperature on the Performance of Malt Biochar in Cement Mortars
Effect of Pyrolysis Temperature on the Performance of Malt Biochar in Cement Mortars Open
This study examines the influence of pyrolysis temperature on the physicochemical characteristics of malt-derived biochar (BC) and its effect on the performance of cement mortars. Malt biomass, a by-product of the brewing industry, was sub…
View article: Effect of Metakaolin and Biosilica on the Mechanical Properties of Cementitious Mortars
Effect of Metakaolin and Biosilica on the Mechanical Properties of Cementitious Mortars Open
The growing demand for sustainable construction materials has intensified efforts to reduce the environmental impact of Portland cement. This study investigates the effect of partial substitution of cement with metakaolin (MK, 5–15 wt.%) a…
View article: Optical Absorption Properties of Sn- and Pd-doped ZnO: Comparative Analysis of Substitutional Metallic Impurities
Optical Absorption Properties of Sn- and Pd-doped ZnO: Comparative Analysis of Substitutional Metallic Impurities Open
In this article, we present density functional theory (DFT) calculations for Zn(1−x)MxO, where M represents one of the following substitutional metallic impurities: Ga, Cd, Cu, Pd, Ag, In, or Sn. Our study is based on the wurtzite structur…
View article: Excitonic States in GaAs/AlxGa1−xAs Quantum Wells: Direct Coulomb Interaction Modeling via Finite Element Electrostatics and Parametric Analysis Under Impurity and Field Effects
Excitonic States in GaAs/AlxGa1−xAs Quantum Wells: Direct Coulomb Interaction Modeling via Finite Element Electrostatics and Parametric Analysis Under Impurity and Field Effects Open
This study presents a comprehensive numerical investigation of excitonic states in GaAs quantum wells embedded in AlxGa1−xAs barriers, incorporating the effects of donor and acceptor impurities, external electric and magnetic fields, and v…
View article: Implementation of a Particle Swarm Optimization Algorithm with a Hooke’s Potential, to Obtain Cluster Structures of Carbon Atoms, and of Tungsten and Oxygen in the Ground State
Implementation of a Particle Swarm Optimization Algorithm with a Hooke’s Potential, to Obtain Cluster Structures of Carbon Atoms, and of Tungsten and Oxygen in the Ground State Open
Particle Swarm Optimization (PSO) is a metaheuristic optimization technique based on population behavior, inspired by the movement of a flock of birds or a school of fish. In this method, particles move in a search space to find the global…
View article: Spin and valley-dependent tunneling in MoS$_2$ through magnetic barrier
Spin and valley-dependent tunneling in MoS$_2$ through magnetic barrier Open
We study electron transport in monolayer molybdenum disulfide MoS$_2$ subjected to a magnetic barrier. Our analysis employs a full-band continuum model to capture the relevant physical phenomena. We focus on how electron energy, magnetic f…
View article: Impact of Chirality on the Dynamic Susceptibility of Concentric Nanotori
Impact of Chirality on the Dynamic Susceptibility of Concentric Nanotori Open
This study investigates the influence of chirality on the dynamic susceptibility of concentric nanotori via micromagnetic simulations. The aim is to analyze the ferromagnetic resonance characteristics of coupled nanotori structures and com…
View article: Effect of magnetic field and light on energy levels of (1+3+1) chirally twisted multilayer graphene system
Effect of magnetic field and light on energy levels of (1+3+1) chirally twisted multilayer graphene system Open
We study the Hofstadter butterfly spectrum in (1+3+1) chirally twisted multilayer graphene (CTMLG) subject to perpendicular magnetic field and light with different polarizations. We focus on the interplay between twist angles and light-ind…
View article: Anomalous persistent current in a 1D dimerized ring with aperiodic site potential: Non-interacting and interacting cases
Anomalous persistent current in a 1D dimerized ring with aperiodic site potential: Non-interacting and interacting cases Open
In this work, we investigate the magnetic response by examining flux-driven circular currents in a Su-Schrieffer-Heeger (SSH) tight-binding (TB) ring threaded by an Aharonov-Bohm (AB) flux, $ϕ$. We consider both non-interacting and interac…
View article: The DKP Equation in Presence of a Woods-Saxon Potential: Transmission Resonances and Bound States
The DKP Equation in Presence of a Woods-Saxon Potential: Transmission Resonances and Bound States Open
In this article, we solve the Duffin-Kemmer-Petiau (DKP) equation in the presence of the Woods-Saxon potential barrier and well for spin-one particles. We derive the scattering solution in terms of the Gaussian hypergeometric function ${}_…
View article: Chaotic proliferation of relativistic domain walls for reservoir computing
Chaotic proliferation of relativistic domain walls for reservoir computing Open
Magnetic domain walls in antiferromagnets have been proposed as key components for faster conventional information processing, thanks to their enhanced stability and ultrafast propagation. However, how non-conventional computing methods li…
View article: Shape as a Key to Taxonomy: Morphometric Analysis of Tetropium Species (Coleoptera: Cerambycidae)
Shape as a Key to Taxonomy: Morphometric Analysis of Tetropium Species (Coleoptera: Cerambycidae) Open
The study of shape by the use of geometric morphometrics has been an important tool for addressing taxonomic challenges in complex groups like the genus Tetropium Kirby, 1837 (Coleoptera, Cerambycidae). This insect genus includes 28 specie…
View article: Comparing the ultraviolet index at sea level and altitude in six Chilean locations
Comparing the ultraviolet index at sea level and altitude in six Chilean locations Open
This study examines the variability of the Ultraviolet Index (UVI) across different altitudes in Chile, analyzing simultaneous UVI measurements from six meteorological stations located at both sea level and high altitudes. The key findings…
View article: The study of inorganic absorber layers in perovskite solar cells: the influence of CdTe and CIGS incorporation
The study of inorganic absorber layers in perovskite solar cells: the influence of CdTe and CIGS incorporation Open
The perovskite solar cell has been the subject of intense breakdown lately because of its exceptional efficiency. Nevertheless, they confront a significant challenge due to the absorber layer's (perovskite) sensitivity to oxygen and water,…
View article: Transmissions and group delay time in graphene with proximity exchange field and double barriers
Transmissions and group delay time in graphene with proximity exchange field and double barriers Open
We study the transmission and group delay time for fermions in graphene under a proximity exchange field scattered by double barriers. Solving the Dirac equation over five regions, we calculate transmission and reflection coefficients usin…
View article: Laser-assisted tunneling and Hartman effect in graphene under scalar potential and exchange fields
Laser-assisted tunneling and Hartman effect in graphene under scalar potential and exchange fields Open
We study the tunneling effect of Dirac fermions in a graphene sheet by introducing a potential barrier in a region of width $D$ exposed to laser field. This sheet is placed on a boron nitride/ferromagnetic substrate such as cobalt or nicke…
View article: Autofluorescence of Red Blood Cells Infected with P. falciparum as a Preliminary Analysis of Spectral Sweeps to Predict Infection
Autofluorescence of Red Blood Cells Infected with P. falciparum as a Preliminary Analysis of Spectral Sweeps to Predict Infection Open
Malaria, an infectious disease caused by parasites of the genus Plasmodium—including the most lethal species, Plasmodium falciparum—alters the physicochemical properties of host red blood cells, including their intrinsic autofluorescence a…
View article: Spin filtration in a single-stranded antiferromagnetic helix with slowly varying disorder: Higher order electron hopping
Spin filtration in a single-stranded antiferromagnetic helix with slowly varying disorder: Higher order electron hopping Open
This work explores spin filtration in a helical magnetic system within a tight-binding framework, where neighboring magnetic moments are aligned antiparallel. The helix experiences a slowly-varying diagonal disorder, following a cosine for…
View article: Influence of phonon anharmonicity on Raman spectra of Cu2ZnSn(S,Se)4 polycrystalline thin films through computational study
Influence of phonon anharmonicity on Raman spectra of Cu2ZnSn(S,Se)4 polycrystalline thin films through computational study Open
Cu2ZnSn(S,Se)4 (CZT(S,Se)) thin films exhibit the characteristics necessary to be effective absorbers in solar cells. In this report, the room temperature experimental Raman scattering spectra, recorded at different excitation wavelengths,…
View article: Computational simulation of heat transfer and nanofluid flow for two-sided lid-driven square cavity under the influence of magnetic field
Computational simulation of heat transfer and nanofluid flow for two-sided lid-driven square cavity under the influence of magnetic field Open
The present study investigates the heat transfer for the unsteady, incompressible, two-dimensional mixed convective copper–water nanofluid flow in a lid-driven square cavity in the presence of the magnetic field. The lid-driven square cavi…
View article: Chinchorro culture: An analysis from the learning perspective
Chinchorro culture: An analysis from the learning perspective Open
This study aims to identify trends in scientific production in the Chinchorro culture from the view of learning. With this aim, a bibliometric and content analysis of the journal articles indexed to the Web of Science database and Scopus o…
View article: Chaotic Proliferation of Relativistic Domain Walls for Reservoir Computing
Chaotic Proliferation of Relativistic Domain Walls for Reservoir Computing Open
Magnetic domain walls in antiferromagnets have been proposed as key components for faster conventional information processing, thanks to their enhanced stability and ultrafast propagation. However, how non-conventional computing methods li…
View article: Numerical proceeding to calculate impurity states in 2D semiconductor heterostructures
Numerical proceeding to calculate impurity states in 2D semiconductor heterostructures Open
The article provides and discusses details of numerical proceeding for the expansion method to calculate energy positions and wave functions of the localized and resonant electronic states emerging in quantum well-type semiconductor nanost…
View article: Resonant and Non-Resonant Impurity States Related to GaAs/AlGaAs Quantum Well Sub-Bands
Resonant and Non-Resonant Impurity States Related to GaAs/AlGaAs Quantum Well Sub-Bands Open
The energy positions and wave function shapes of the ground and excited states of impurities, including resonance states, are studied using the expansion of the impurity wave function in basis functions. The structures under study are rect…
View article: An effect of waste discharge concentration and electromagnetic field on chemically reactive Bingham fluid flow with the analysis entropy generation and mass transfer
An effect of waste discharge concentration and electromagnetic field on chemically reactive Bingham fluid flow with the analysis entropy generation and mass transfer Open
In modern days, proper waste fluid disposal is important in different industries and ecological systems. The present article aims to prevent and resolve pollution in the fluids supply. Implementing advanced treatment processes, such as fil…
View article: A Hyper-Parameter Optimizer Algorithm Based on Conditional Opposition Local-Based Learning Forbidden Redundant Indexes Adaptive Artificial Bee Colony Applied to Regularized Extreme Learning Machine
A Hyper-Parameter Optimizer Algorithm Based on Conditional Opposition Local-Based Learning Forbidden Redundant Indexes Adaptive Artificial Bee Colony Applied to Regularized Extreme Learning Machine Open
Finding the best configuration of a neural network’s hyper-parameters may take too long to be feasible using an exhaustive search, especially when the cardinality of the search space has a big combinatorial number of possible solutions wit…
View article: Breather Bound States in a Parametrically Driven Magnetic Wire
Breather Bound States in a Parametrically Driven Magnetic Wire Open
We report the results of a systematic investigation of localized dynamical states in the model of a one-dimensional magnetic wire, which is based on the Landau–Lifshitz–Gilbert (LLG) equation. The dissipative term in the LLG equation is co…
View article: The study of inorganic absorber layers in perovskite solar cells: The influence of CdTe and CIGS incorporation
The study of inorganic absorber layers in perovskite solar cells: The influence of CdTe and CIGS incorporation Open
The perovskite solar cell has been the subject of intense breakdown lately because of its exceptional efficiency. Nevertheless, they confront a significant challenge due to the absorber layer's (perovskite) sensitivity to oxygen and water,…
View article: Towards the CdS/SnSe solar cell optimization: Understanding the transport mechanisms
Towards the CdS/SnSe solar cell optimization: Understanding the transport mechanisms Open
In this work, numerical simulation results on SnSe solar cells are presented. The influence of loss mechanisms such as radiative recombination, SnSe bulk recombination, and CdS/SnSe interface recombination on the device is studied in detai…