Browsing División de Nanociencias y Materiales by Author "Ríos Jara, David"
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Arresto cinético de la transformación martensítica en aleaciones Ni50Mn36In14 y Ni45Co5Mn36.8In13.2 y efecto magnetocalórico de la fase austenita en aleaciones Ni50Mn34In16-xSix (0.0 < x < 2.0)
Lino Zapata, Francisco Manuel (2017-11)"En la presente tesis se estudia el arresto cinético de la transformación martensítica en aleaciones Heusler no estequiométricas de composición nominal Ni50Mn36In14 y Ni45Co5Mn36.8In13.2, así como el efecto magnetocalórico ... -
Caloric effects induced by magnetic and mechanical fields in a Ni50Mn25-xGa25Cox magnetic shape memory alloy
Castillo Villa, Pedro Osmany; Soto-Parra, Daniel Enrique; Matutes Aquino, José Andrés; Ochoa-Gamboa, Raul Armando; Planes, Antoni; Mañosa, Lluis; González Alonso, David; Stipcich, Marcelo; Romero, Ricardo; Ríos Jara, David; Flores Zúñiga, Horacio (2011-05)"We have studied the elastocaloric effect in a Co-doped Ni-Mn-Ga magnetic Heusler shape memory alloy in the vicinity of its martensitic transition. Measurements of the length change as a function of temperature have been ... -
Characterization of the kinetic arrest of martensitic transformation in Ni45Co5Mn36.8In13.2 melt-spun ribbons
Lino Zapata, Francisco Manuel; Yan, Haile; Ríos Jara, David; Sánchez Llamazares, José Luis; Zhang, Yudong; Zhao, Xingke; Zuo, Liang (Elsevier, 2018)"The kinetic arrest (KA) of martensitic transformation (MT) observed in Ni45Co5Mn36.8In13.2 melt-spun ribbons has been studied. These alloy ribbons show an ordered columnar-like grain microstructure with the longer grain ... -
Estudio de los efectos magnetocalórico y elastocalórico en aleaciones Heusler ferromagnéticas de los sistemas Ni-Mn-In-X (X= Cu, Cr y Ga)
Camarillo García, Juan Pablo Ramón (2016)"Se fabricaron aleaciones tipo Heusler de los sistemas Ni-Mn-In-X (X= Cu, Cr y Ga) que presentan transformación martensítica en un intervalo de temperatura cercano a la temperatura ambiente. La síntesis de las aleaciones ... -
Hybridization vs. bond stretching isomerism in Ru(II) cyclometalated complexes of 2-phenylpyridine
Molina, Bertha; Alexandrova, Larissa; LeLagadec, Ronan; Sansores Cuevas, Luis Enrique; Ríos Jara, David; Espinosa Magaña, Francisco; Salcedo, Roberto (MDPI, 2012-01)"The phenomenon of formation of two isomers, yellow and orange, of the cyclometalated Ru(II) complex, [Ru(o-C6H4-py)(MeCN)4]+, was investigated by EELS spectroscopy and theoretical calculations. Both forms show very similar ... -
Large and reversible elastocaloric effect near room temperature in a Ga-doped Ni–Mn–In metamagnetic shape-memory alloy
Camarillo García, Juan Pablo Ramón; Aguilar Ortiz, Christian Omar; Flores Zúñiga, Horacio; Ríos Jara, David; Soto-Parra, Daniel Enrique; Stern Taulats, Enric; Mañosa, Lluis; Planes, Antoni (2017-02)"We report a giant elastocaloric effect near room temperature in a polycrystalline Ga-doped Ni-Mn-In ferromagnetic shape-memory alloy. The elastocaloric effect has been quantified by measuring both isothermal stress-induced ... -
Magnetocaloric effect in ErNi2 melt-spun ribbons
Sánchez Llamazares, José Luis; Ibarra Gaytán, Pablo Jesús; Sánchez Valdés, Cesar Fidel; Ríos Jara, David; Álvarez Alonso, Pablo (Elsevier, 2019)"ErNi2 ribbons were produced by rapid solidification using the melt spinning technique. Their structural, magnetic and magnetocaloric properties in the as-solidified state were studied by X-ray diffraction, scanning electron ... -
Magnetocaloric effect in ErNi2 melt-spun ribbons
Sánchez Llamazares, José Luis; Ibarra Gaytán, Pablo Jesús; Sánchez Valdés, Cesar Fidel; Ríos Jara, David; Álvarez Alonso, Pablo (Elsevier, 2020)"ErNi2 ribbons were produced by rapid solidification using the melt spinning technique. Their structural, magnetic and magnetocaloric properties in the as-solidified state were studied by X-ray diffraction, scanning electron ... -
On the kinetic arrest of martensitic transformation in Ni-Mn-In melt-spun ribbons
Lino Zapata, Francisco Manuel; Ríos Jara, David; Sánchez Llamazares, José Luis (2017)"Kinetic arrest (KA) of martensitic transformation (MT) has been observed in as-solidified Ni52.2Mn34.3In13.5 melt-spun ribbons; a characterization by dc magnetization measurements was carried out. These alloy ribbons ... -
Recrystallization of a Ti-45Ni-5Cu cold-worked shape memory alloy characterized by thermoelectric power and electrical properties
Soto-Parra, Daniel Enrique; Flores Zúñiga, Horacio; López Cuéllar, Enrique Manuel; Ochoa-Gamboa, Raul Armando; Ríos Jara, David (2014)"The recrystallization of a cold-worked shape memory alloy (SMA) without R-phase transition, i.e. the Ti-45.0Ni-5.0Cu (% at.), has been studied by thermoelectric power (TEP) technique and electrical resistivity change (Dρ) ... -
Structural and magnetic characterization of the intermartensitic phase transition in NiMnSn Heusler alloy ribbons
Sánchez Llamazares, José Luis; Flores Zúñiga, Horacio; Ríos Jara, David; Sánchez Valdés, Cesar Fidel; García Fernández, T.; Ross, Caroline A.; Garcia, Carlos (2013-05)"Phase transitions and structural and magnetic properties of rapidly solidified Ni50Mn38Sn12 alloy ribbons have been studied. Ribbon samples crystallize as a single-phase, ten-layered modulated (10M) monoclinic martensite ... -
The influence of texture on the reversible elastocaloric effect of a polycrystalline Ni50Mn32In16Cr2 alloy
Hernández Navarro, Fernando; Camarillo García, Juan Pablo Ramón; Aguilar Ortiz, Christian Omar; Flores Zúñiga, Horacio; Ríos Jara, David; González Reyes, José Gonzalo; Álvarez Alonso, Pablo (American Institute of Physics, 2018)"We have studied the correlation between the elastocaloric effect and the crystallographic direction where a uniaxial stress is applied in a textured polycrystalline Ni-Mn-In-Cr ferromagnetic shape memory alloy; this alloy ...