Zobrazeno 1 - 10
of 105
pro vyhledávání: '"Juan Francisco Sánchez, Pérez"'
Autor:
Juan Francisco Sánchez-Pérez, Begoña Comendador-Jiménez, Enrique Castro, Manuel Cánovas, Manuel Conesa
Publikováno v:
Heliyon, Vol 10, Iss 10, Pp e30864- (2024)
The main objective of this work is to present a set of equations that relates exposure time to solar radiation, the ultraviolet index (UVI), and its effects, both positive (vitamin D synthesis) and negative (sunburns), including the influence of repe
Externí odkaz:
https://doaj.org/article/1a028556431c48d7aff639e12684a250
Autor:
Juan Francisco Sánchez-Pérez, Santiago Oviedo-Casado, Gonzalo García-Ros, Manuel Conesa, Enrique Castro
Publikováno v:
Mathematics, Vol 12, Iss 4, p 532 (2024)
Hydrodynamic traffic models are crucial to optimizing transportation efficiency and urban planning. They usually comprise a set of coupled partial differential equations featuring an arbitrary number of terms that aim to describe the different nuance
Externí odkaz:
https://doaj.org/article/af73fd03df354d10921389337e09c3e1
Autor:
Juan Francisco Sánchez-Pérez, Joaquín Solano-Ramírez, Enrique Castro, Manuel Conesa, Fulgencio Marín-García, Gonzalo García-Ros
Publikováno v:
Axioms, Vol 12, Iss 12, p 1113 (2023)
The Burgers–Huxley equation is important because it involves the phenomena of accumulation, drag, diffusion, and the generation or decay of species, which are common in various problems in science and engineering, such as heat transmission, the dif
Externí odkaz:
https://doaj.org/article/b909ac35e7cc4a93a9991fb5e8ffce19
Autor:
Enrique Castro, Gonzalo García-Ros, Danny Xavier Villalva-León, Julio Valenzuela, Juan Francisco Sánchez-Pérez, Manuel Conesa
Publikováno v:
Symmetry, Vol 15, Iss 12, p 2094 (2023)
Acoustic Emission (AE) is a non-destructive evaluation method that uses transient elastic waves produced by the sudden release of mechanical energy in a material or structure. This method generates multiple AE events during testing; therefore, it is
Externí odkaz:
https://doaj.org/article/ee6a524e68b54196a5a52902eeb1d86b
Autor:
Manuel Conesa, Juan Francisco Sánchez-Pérez, Gonzalo García-Ros, Enrique Castro, Julio Valenzuela
Publikováno v:
Mathematics, Vol 11, Iss 20, p 4321 (2023)
To address physical problems that require solving differential equations, both linear and nonlinear analytical methods are preferred when possible, but numerical methods are utilized when necessary. In this study, the normalization technique is estab
Externí odkaz:
https://doaj.org/article/ef2de261add34e8294f475ffa4505f21
Autor:
Juan Francisco Sánchez-Pérez, Carlos Mascaraque-Ramírez, Jose Andrés Moreno Nicolás, Enrique Castro, Manuel Cánovas
Publikováno v:
Alexandria Engineering Journal, Vol 60, Iss 5, Pp 4627-4637 (2021)
The Unmanned Underwater Vehicles (UUV) designed for the detection and neutralization of naval mines are characterized by their high requirements regarding the reduction of the signatures of a vessel (thermal, acoustic, magnetic, etc.), all of them mu
Externí odkaz:
https://doaj.org/article/00d72c4625894559b296f298c00d7ff1
Autor:
Gonzalo García-Ros, Danny Xavier Villalva-León, Enrique Castro, Juan Francisco Sánchez-Pérez, Julio Valenzuela, Manuel Conesa
Publikováno v:
Mathematics, Vol 11, Iss 19, p 4085 (2023)
In this research, a series of compression tests were carried out, under oedometric conditions, on sand samples prepared with different moisture contents. In these tests, in addition to the usual measurements of the stress and deformation of the sampl
Externí odkaz:
https://doaj.org/article/338572202f004d9dbef2a78a5f783b71
Autor:
Juan Francisco Sánchez-Pérez, Fulgencio Marín-García, Enrique Castro, Gonzalo García-Ros, Manuel Conesa, Joaquín Solano-Ramírez
Publikováno v:
Symmetry, Vol 15, Iss 9, p 1740 (2023)
The Burgers–Huxley equation is a partial differential equation which is based on the Burgers equation, involving diffusion, accumulation, drag, and species generation or sink phenomena. This equation is commonly used in fluid mechanics, air polluta
Externí odkaz:
https://doaj.org/article/8e12f2e6e99c4e7c8323402e272b63b2
Autor:
Juan Francisco Sánchez-Pérez, Guillermo Jorde-Cerezo, Adrián Fernández-Roiz, José Andrés Moreno-Nicolás
Publikováno v:
Mathematics, Vol 11, Iss 14, p 3174 (2023)
In this work, the solidification and cooling process of an irregularly shaped splat is modeled using the network simulation method. The procedure for its implementation, which uses the finite difference method and optimized circuit analysis algorithm
Externí odkaz:
https://doaj.org/article/d82598034a164038aad0c4b6fd6d6d0e
Autor:
Juan Francisco Sánchez-Pérez, Gonzalo García-Ros, Manuel Conesa, Enrique Castro, Manuel Cánovas
Publikováno v:
Mathematics, Vol 11, Iss 10, p 2303 (2023)
This paper presents a concise and orderly methodology to obtain universal solutions to different problems in science and engineering using the nondimensionalization of the governing equations of the physical–chemical problem posed. For its applicat
Externí odkaz:
https://doaj.org/article/ab3a1d30c2544226ad37fdb0f5fa0ab9