Recent Submissions

  • Estudio de materiales “relaxores”: influencia de los defectos en la estructura perovskita y el carácter “relaxor” 

    García Zaldívar, Osmany; Pelaíz Barranco, Aimé; Calderón Piñar, Francisco de Paula; González Abreu, Artvin Darién; de los Santos Guerra, José; Mendoza Álvarez, María Eugena; Hall, David A.; Aragó López, Carmen; Marqués Ponce, Manuel Ignacio; Fernández Afonso, Yilian; Díaz Méndez, Rogelio; López Noda, René; García García, José Eduardo; Ochoa Guerrero, Diego A. (Servei de Publicacions de la Facultad de Ingeniería Eléctrica de la Universidad de Oriente de Santiago de Cuba (Cuba)., 2015-01-01)
    Article
    Open Access
    En el trabajo se estudian sistemas ferroeléctricos de circonato titanato de plomo modificado con lantano (PLZT) que presentan un marcado carácter “relaxor”. Estos sistemas presentan características en la respuesta dieléctrica ...
  • Optical control of elasticity in ferroelectrics 

    Ordóñez Pimentel, Jonathan; da Silva Jr, Paulo Sergio; García García, José Eduardo; Venet, Michel (Elsevier, 2024-06)
    Article
    Restricted access - publisher's policy
    Controlling the elastic properties of materials is an issue that has been widely investigated because adapting available materials for incoming applications is required. Many efforts have been made in the last decade to ...
  • Concomitant light-reversible magnetic response in multiferroic oxide heterostructures for multiphysics applications 

    López Sánchez, Jesús; Del Campo Garcia, Angel Adolfo; Quesada, Adrián; Rivelles, Alejandro; Abuín, Manuel; Sainz, Raquel; Sebastiani-Tofano, Eugenia; Rubio Zuazo, Juan; Ochoa Guerrero, Diego A.; Fernández Lozano, José Francisco; García García, José Eduardo; Rubio Marcos, Fernando (2024-04-17)
    Article
    Open Access
    The concept of multiphysics, where materials respond to diverse external stimuli, such as magnetic fields, electric fields, light irradiation, stress, heat, and chemical reactions, plays a fundamental role in the development ...
  • Flash sintering of potassium-sodium niobate-based piezoceramics: refining (micro)structure for properties enhancement 

    López Blanco, Samuel; Rubio Marcos, Fernando; Barrón Portela, Andrea; Ochoa Guerrero, Diego A.; García García, José Eduardo (Elsevier, 2024-03)
    Article
    Restricted access - publisher's policy
    Low-consumption ceramics processing routes are expected to replace conventional ones due to environmental concerns. In this context, flash sintering is garnering interest because it allows dense ceramics to be obtained in ...
  • Reversible optical control of magnetism in engineered artificial multiferroics 

    Ochoa Guerrero, Diego A.; Menéndez, Enric; López Sánchez, Jesús; Del Campo Garcia, Angel Adolfo; Ma, Zheng; Spasojevic, Irena; Fina, Ignasi; Fernández Lozano, José Francisco; Rubio Marcos, Fernando; Sort Viñas, Jordi; García García, José Eduardo (2024)
    Article
    Open Access
    Optical means instead of electric fields may offer a new pathway for low-power and wireless control of magnetism, holding great potential to design next-generation memory and spintronic devices. Artificial multiferroic ...
  • Insights into the early size effects of lead-free piezoelectric Ba0.85Ca0.15Zr0.1Ti0.9O3 

    Amorín, Harvey; Venet, Michel; García García, José Eduardo; Ochoa Guerrero, Diego A.; Ramos Sainz, Pablo; López Sánchez, Jesús; Rubio Zuazo, Juan; Castro Lozano, Alicia; Algueró Giménez, Miguel (John Wiley & sons, 2023-11-15)
    Article
    Open Access
    Ba0.85Ca0.15Zr0.1Ti0.9O3 (BCZT) stands out among lead-free ferroelectric oxides under consideration to replace state-of-the-art high-sensitivity piezoelectric Pb(Zr,Ti)O3, for a range of energy conversion ceramic technologies. ...
  • Particle size effect on the microstructure and the aging process of flash-sintered barium titanate from micro and nanopowders 

    López Blanco, Samuel; Vendrell Vilafruella, Xavier; Mestres Vila, Lourdes; Ochoa Guerrero, Diego A.; García García, José Eduardo (Royal Society of Chemistry (RSC), 2023-08-08)
    Article
    Open Access
    Flash sintering is a novel sintering technique that allows high-density ceramics to be obtained at low temperatures and using short dwell times, thus providing an energy-efficient alternative to conventional sintering. The ...
  • Fine-grained high-performance Ba0.85Ca0.15 Zr0.1Ti0.9O3 piezoceramics obtained by current-controlled flash sintering of nanopowders 

    López Blanco, Samuel; Ochoa Guerrero, Diego A.; Amorín, Harvey; Castro, Alicia; Algueró, Miguel; García García, José Eduardo (Elsevier, 2023-12)
    Article
    Open Access
    Due to environmental concerns, extensive research has been carried out to develop high-performance lead-free piezoceramics capable of replacing commercial lead-based materials. The lead-free (Ba0.7Ca0.3)TiO3 -Ba(Zr0.2Ti0.8)O3 ...
  • Features of the structural and dielectric properties in BaTi1-xSnxO3 ferroelectric ceramics 

    Flávio Dornelas, Ramon Guilherme; Silva, Atair C.; García García, José Eduardo; Guerra, José de los Santos (2023-07-27)
    Article
    Restricted access - publisher's policy
    The demand to produce clean energy has been increasing over the last years due to the various climate changes, which are strongly afflicting the world. Therefore, it is necessary to implement new and alternative energy ...
  • In-depth analysis of smooth and nonsmooth bifurcations for an open-loop boost converter feeding constant power loads in discontinuous conduction mode 

    Benadero García-Morato, Luis; El Aroudi, Abdelali; Martínez-Salamero, Luis; Tse, Chi K (2023-03-30)
    Article
    Open Access
    This paper presents a study of the existence conditions of limit cycles and mechanisms when losing their stability in an open-loop DC–DC boost converter loaded with a constant power load and operating in discontinuous ...
  • Light-induced strain and its correlation with the optical absorption at charged domain walls in polycrystalline ferroelectrics 

    Rubio Marcos, Fernando; Pamies, Paula; Del Campo Garcia, Angel Adolfo; Tiana, Jordi; Ordóñez Pimentel, Jonathan; Venet, Michel; Rojas Hernández, Rocio E.; Ochoa Guerrero, Diego A.; Fernández Lozano, José Francisco; García García, José Eduardo (Elsevier, 2023-06)
    Article
    Open Access
    Photostrictive materials have a growing interest because of their great potential as light-driven actuators, among other optomechanical applications. In this context, the optical control of macroscopic strain in ferroelectrics ...
  • Visible-light-control of dielectric permittivity in ferroelectrics with charged domain walls 

    Ordóñez Pimentel, Jonathan; García García, José Eduardo; da Silva Jr, Paulo Sergio; Venet, Michel (American Physical Society (APS), 2023-03-29)
    Article
    Restricted access - publisher's policy
    Optical control of functional properties in ferroic materials is now a highly appealing topic because it may entail different paradigms for future technologies. In ferroelectrics, in particular, controlling the properties ...

View more