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Listar por autor "Castro Palacio, Juan Carlos"

Mostrando ítems 1-20 de 36

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A Probabilistic Classification Procedure Based on Response Time Analysis Towards a Quick Pre-Diagnosis of Student's Attention Deficit

Hernaiz-Guijarro, M.; Castro-Palacio, J. C.; Navarro Pardo, E.; Isidro, J.M.; Fernández de Córdoba, Pedro (MDPI AG, 2019-05)

[EN] A classification methodology based on an experimental study is proposed towards a fast pre-diagnosis of attention deficit. Our sample consisted of school-aged children between 8 and 12 years from Valencia, Spain. The ...
A quantitative analysis of coupled oscillations using mobile accelerometer sensors

Castro Palacio, Juan Carlos; Velazquez Abad, Luisberis; Gimenez Palomares, Fernando; Monsoriu Serra, Juan Antonio (European Physical Society, 2013-05)

In this paper, smartphone acceleration sensors were used to perform a quantitative analysis of mechanical coupled oscillations. Symmetric and asymmetric normal modes were studied separately in the first two experiments. ...
Acoustic characterization of magnetic braking with a smartphone

Sepúlveda, Camila F. Marín; Castro-Palacio, Juan Carlos; Salinas Marín, Isabel; Monsoriu Serra, Juan Antonio (Appalachian State University, 2022-11-01)

[EN] Smartphone sensors have shown to be adequate to perform physics experiments in high school and first-year university physics courses. The published work covers a wide range of topics within general physics such as ...
Acoustic determination of g by tracking a free-falling body using a smartphone as a sonar

Marín-Sepúlveda, Camila F.; Castro-Palacio, Juan Carlos; Gimenez Valentin, Marcos Herminio; Monsoriu Serra, Juan Antonio (IOP Publishing, 2023-03-08)

[EN] The gravitational constant is determined by tracking the movement of a free-falling body in an aluminium pipe. For this purpose, a smartphone is used to generate sound waves of a specific frequency and to simultaneo ...
Acoustic levitator_educational

Muñoz Pérez, Francisco Misael; Castro Palacio, Juan Carlos; Giménez Valentín, Marcos Herminio; Monsoriu Serra, Juan Antonio (2023-06-29)

Se muestra la levitación de particulas de polyespan a través de un levitador acustico. Este fue diseñado y generado en impresion 3D.
Análisis de circuitos rc, rl, rlc serie mediante el uso de smartphones y estudio de su viabilidad para uso docente

Sandia Paredes, Carlos (Universitat Politècnica de València, 2024-04-15)

[ES] En presente trabajo fin de grado, platea la implementación y valoración del uso de teléfonos inteligentes como herramientas útiles que faciliten el aprendizaje de los conceptos básicos de la electricidad y la electrónica, ...
Aplicaciones de los sensores de los smartphones a la didáctica de la física experimental

Giménez Valentín, Marcos Herminio (Universitat Politècnica de València, 2017-06-19)

Traditionally, Physics laboratory practices have two objectives. On the one hand, students reinforce the concepts that they have acquired in theory lessons. On the other hand, they get used to the experimental techniques. ...
Aprendizaje basado en proyectos en asignaturas de física: aplicación en el Grado en Ingeniería Eléctrica de la UPV

Salinas Marín, Isabel; Gimenez Valentin, Marcos Herminio; Cuenca-Gotor, Vanesa Paula; Sans-Tresserras, Juan Ángel; Ferrando, Vicente; Moll López, Santiago Emmanuel; Moraño Fernández, José Antonio; Castro-Palacio, Juan Carlos; Monsoriu Serra, Juan Antonio (EscuelaTécnica Superior de Ingeniería del Diseño. Universitat Politècnica de València, 2022-07-22)

[ES] En este trabajo se muestra la aplicación de la metodología de Aprendizaje Basado en Proyectos en la asignatura de Física del Grado en Ingeniería Eléctrica, mediante el estudio de la geometría de masas de elementos ...
Barometric characterization of a draining container

Salinas Marín, Isabel; Muñoz-Pérez, Francisco M.; Castro-Palacio, Juan Carlos; Velazquez, Luisberis; Monsoriu Serra, Juan Antonio (IOP Publishing, 2023-07-31)

[EN] A characterization of a draining container is performed by measuring the pressure change at its bottom while the container drains through a small orifice. The Physics model is based on the continuity equation ...
Caracterización acústica del frenado magnético con un smartphone

Marín-Sepúlveda, Camila F.; Torriente-García, Ives; Castro-Palacio, Juan Carlos; Salinas Marín, Isabel; Monsoriu Serra, Juan Antonio (EscuelaTécnica Superior de Ingeniería del Diseño. Universitat Politècnica de València, 2022-07-22)

[ES] Utilizaremos la resonancia de las ondas sonoras en una columna de aire para estudiar la velocidad terminal de un imán que cae en el interior de un tubo de aluminio (no ferromagnético). Se utiliza un smartphone para ...
Comparative Study of Numerical Methods for Solving the Fresnel Integral in Aperiodic Diffractive Lenses

Garmendía-Martínez, Adrián; Muñoz-Pérez, Francisco M.; Furlan, Walter D.; Gimenez Palomares, Fernando; Castro-Palacio, Juan Carlos; Monsoriu Serra, Juan Antonio; Ferrando, Vicente (MDPI AG, 2023-02)

[EN] In this work, we present a comparative analysis of different numerical methods to obtain the focusing properties of the zone plates based on Fibonacci and Cantor sequences. The Fresnel approximation was solved numerically ...
Correlations between Background Radiation Inside a Multilayer Interleaving Structure, Geomagnetic Activity, and Cosmic Radiation: A Fourth-Order Cumulant-Based Correlation Analysis

Iglesias-Martínez, Miguel E.; Castro-Palacio, Juan Carlos; Scholkmann, Felix; Milián-Sánchez, Victor; Fernández de Córdoba, Pedro; Mocholí Salcedo, Antonio; Mocholí-Belenguer, Ferran; Kolombet, Valeriy A.; Panchelyuga, Victor A.; Verdú Martín, Gumersindo Jesús (MDPI AG, 2020-03)

[EN] Time-series of background radiation (measured inside a multilayer structure), geomagnetic activity, and cosmic-ray activity has been analyzed using linear correlation analysis and a new correlation measure based on ...
Direct measurement of the speed of sound using a microphone and a speaker

Gómez-Tejedor, José Antonio; Castro Palacio, Juan Carlos; Monsoriu Serra, Juan Antonio (IOP Publishing: Hybrid Open Access, 2014-05)

[EN] We present a simple and accurate experiment to obtain the speed of sound in air using a conventional speaker and a microphone connected to a computer. A free open source digital audio editor and recording computer ...
El proyecto después del proyecto

Castro Palacio, Juan Carlos; Cuenca-Gotor, Vanesa; Ferrando Martín, Vicente; Giménez Valentín, Marcos Herminio; Herrero Debón, Alicia; Moll López, Santiago Emmanuel; Monsoriu Serra, Juan Antonio; Salinas Marín, Isabel; Sans Tresserras, Juan Ángel (Editorial Universitat Politècnica de València, 2023-10-06)

[EN] In this contribution a working experience with project-based learning methodology in Physics subjects is described. The strengths and weaknesses of the presented teaching innovation are analyzed and a series of ...
El smartphone como barómetro en experimentos de Física

Salinas, Isabel; Giménez, Marcos H.; Monsoriu Serra, Juan Antonio; Castro Palacio, Juan Carlos (Universitat Politècnica de València, 2018-02-05)

[EN] This paper presents two experiments that take advantage of smartphones pressure sensor, using it to determine the value of the pressure within in equilibrium water in a test tube. In a first experiment, aimed at ...
Fluctuations in measured radioactive decay rates inside a modified Faraday cage: Correlations with space weather

Milián-Sánchez, V.; Scholkmann, F.; Fernández de Córdoba, Pedro; Mocholí Salcedo, Antonio; Mocholí-Belenguer, Ferran; Iglesias-Martínez, M. E.; Castro-Palacio, Juan Carlos; Kolombet, V. A.; Panchelyuga, V. A.; Verdú Martín, Gumersindo Jesús (Nature Publishing Group, 2020-05-22)

[EN] For several years, reports have been published about fluctuations in measured radioactive decay time-series and in some instances linked to astrophysical as well as classical environmental influences. Anomalous behaviors ...
Hollow Gold Nanoparticles Produced by Femtosecond Laser Irradiation

Castro-Palacio, Juan Carlos; Ladutenko, Konstantin; Prada, Alejandro; Gonzalez-Rubio, Guillermo; Diaz-Nunez, Pablo; Guerrero-Martinez, Andres; Fernández de Córdoba, Pedro; Kohanoff, Jorge; Perlado, José Manuel; Pena-Rodriguez, Ovidio; Rivera, Antonio (American Chemical Society, 2020-07-02)

[EN] Metallic hollow nanoparticles exhibit interesting optical properties that can be controlled by geometrical parameters. Irradiation with femtosecond laser pulses has emerged recently as a valuable tool for reshaping ...
Hyperbolic space in the Newtonian limit: The cosmological constant

Castro-Palacio, Juan Carlos; Fernández de Córdoba, Pedro; Gallego Torromé, R.; Isidro, J.M. (World Scientific, 2022-07-01)

[EN] In this paper, the cosmological constant and the Boltzmann entropy of a Newtonian Universe filled with a perfect fluid are computed, under the assumption that spatial sections are copies of 3-dimensional hyperbolic space.
Machinery Failure Approach and Spectral Analysis to Study the Reaction Time Dynamics over Consecutive Visual Stimuli: An Entropy-Based Model

Iglesias-Martinez, Miguel E.; Hernaiz-Guijarro, Moises; Castro-Palacio, Juan Carlos; Fernández de Córdoba, Pedro; Isidro, J.M.; Navarro-Pardo, Esperanza (MDPI AG, 2020-11)

[EN] The reaction times of individuals over consecutive visual stimuli have been studied using an entropy-based model and a failure machinery approach. The used tools include the fast Fourier transform and a spectral entropy ...
Modelación físico-matemática y simulaciones computacionales para guiar el diseño y fabricación de nanoestructuras plasmónicas optimizadas para aplicaciones energéticas

Castro Palacio, Juan Carlos (Universitat Politècnica de València, 2021-10-25)

[ES] La irradiación de nanopartículas de oro (AuNPs) esféricas en una suspensión coloidal con pulsos láser de nanosegundos puede inducir su metamorfosis, dando lugar a la aparición de esferas con cavidades internas. La ...