Listar División de Nanociencias y Materiales por autor "Blanco Rodríguez, Jesús Angel"

Mostrando ítems 1-13 de 13

    • Enhanced refrigerant capacity and magnetic entropy flattening using a two-amorphous FeZrB(Cu) composite 

      Álvarez Alonso, Pablo; Sánchez Llamazares, José Luis; Gorria, Pedro; Blanco Rodríguez, Jesús Angel (2011-12)
      "The temperature dependence of the isothermal magnetic entropy change, Delta S-M, and the magnetic field dependence of the refrigerant capacity, RC, have been investigated in a composite system xA + (1 - x) B, based on ...

    • Enhanced refrigerant capacity in two-phase nanocrystalline/amorphous NdPrFe17 melt-spun ribbons 

      Sánchez Valdés, Cesar Fidel; Ibarra Gaytán, Pablo Jesús; Sánchez Llamazares, José Luis; Ávalos Borja, Miguel; Álvarez Alonso, Pablo; Gorria, Pedro; Blanco Rodríguez, Jesús Angel (2014-05)
      "he magnetocaloric properties of NdPrFe17 melt-spun ribbons composed of nanocrystallites surrounded by an intergranular amorphous phase have been studied. The nanocomposite shows two successive second-order magnetic phase ...

    • High-magnetic field characterization of magnetocaloric effect in FeZrB(Cu) amorphous ribbons 

      Álvarez Alonso, Pablo; Sánchez Llamazares, José Luis; Sánchez Valdés, Cesar Fidel; Fernández-Gubieda Ruiz, María Luisa; Gorria, Pedro; Blanco Rodríguez, Jesús Angel (2015-05)
      "The magnetic and magnetocaloric properties of a series of Fe-rich FeZrB(Cu) amorphous ribbons were investigated under magnetic field values up to mu H-0 of 8 T. A correlation between the saturation magnetization and the ...

    • Investigating the magnetic entropy change in single-phase Y2Fe17 melt-spun ribbons 

      Sánchez Llamazares, José Luis; Álvarez Alonso, Pablo; Sánchez Valdés, Cesar Fidel; Ibarra Gaytán, Pablo Jesús; Blanco Rodríguez, Jesús Angel; Gorria, Pedro (Elsevier, 2016)
      "The inspection of simplified fabrication and/or processing routes in order to produce materials with attractive magnetocaloric properties is of paramount importance for the development of environmentally friendly magnetic ...

    • Magnetic entropy change and refrigerant capacity of rapidly solidified TbNi2 alloy ribbons 

      Sánchez Llamazares, José Luis; Sánchez Valdés, Cesar Fidel; Ibarra Gaytán, Pablo Jesús; Álvarez Alonso, Pablo; Gorria, Pedro; Blanco Rodríguez, Jesús Angel (2013-05)
      "The magnetocaloric effect in TbNi2 alloy ribbons synthesized by rapid solidification was investigated. This material crystallizes in a superstructure of the cubic Laves phase structure type C15 (space group F-43m). The ...

    • Magnetic entropy table-like shape in RNi2 composites for cryogenic refrigeration 

      Ibarra Gaytán, Pablo Jesús; Sánchez Llamazares, José Luis; Álvarez Alonso, Pablo; Sánchez Valdés, Cesar Fidel; Gorria, Pedro; Blanco Rodríguez, Jesús Angel (2015-05)
      "We have investigated the magnetocaloric (MC) effect in a two-phase composite based on melt-spun ribbons of the intermetallic DyNi2 and TbNi2 Laves phases. The temperature dependence of the isothermal magnetic entropy ...

    • Magnetic structure and magneto-volume anomalies in Er(2)Fe(17) compound 

      Álvarez Alonso, Pablo; Gorria, Pedro; Marcos, Jorge Sánchez; Puente Orench, Inés; Rodríguez Velamazán, José Alberto; Cuello, Gabriel J.; Sánchez Llamazares, José Luis; Blanco Rodríguez, Jesús Angel (2011)
      "Neutron powder diffraction shows that the intermetallic Er(2)Fe(17) compound with hexagonal crystal structure has a ferrimagnetic ground state (T(C) = 303 K). At T = 5 K the magnetic moments of Fe sublattice (mu similar ...

    • Magneto-caloric effect in the pseudo-binary intermetallic YPrFe17 compound 

      Álvarez Alonso, Pablo; Gorria, Pedro; Sánchez Llamazares, José Luis; Perez, Maria J.; Franco, Victorino; Reiffers, Marian; Kovac, Jozef; Puente Orench, Inés; Blanco Rodríguez, Jesús Angel (Elsevier, 2011)
      "We have synthesized the intermetallic YPrFe17 compound by arc-melting. X-ray and neutron powder diffraction show that the crystal structure is rhombohedral with space group (Th2Zn17-type). The investigated compound ...

    • Magnetocaloric effect in nanostructured Pr2Fe17 and Nd2Fe17 synthesized by high-energy ball-milling 

      Álvarez Alonso, Pablo; Sánchez Marcos, Jorge; Sánchez Llamazares, José Luis; Franco, Victorino; Reiffers, Marian; Blanco Rodríguez, Jesús Angel; Gorria, Pedro (2010-11)
      "Nanocrystalline Pr2Fe17 and Nd2Fe17 powders with rhombohedral Th2Zn17-type crystal structure and average particle sizes around 20 nm have been obtained by high-energy ball milling While the bulk alloys show a well-defined ...

    • Magnetovolume and magnetocaloric effects in Er2Fe17 

      Álvarez Alonso, Pablo; Gorria, Pedro; Blanco Rodríguez, Jesús Angel; Sánchez Marcos, Jorge; Cuello, Gabriel J.; Puente Orench, Inés; Rodríguez Velamazán, José Alberto; Garbarino, Gastón; De Pedro, Imanol; Rodríguez Fernández, Jesús; Sánchez Llamazares, José Luis (2012-11)
      "Combining different experimental techniques, investigations in hexagonal P6(3)/mmc Er2Fe17 showremarkable magnetovolume anomalies below the Curie temperature, T-C. The spontaneous magnetostriction reaches 1.6 x 10(-2) at ...

    • On the broadening of the magnetic entropy change due to Curie temperature distribution 

      Álvarez Alonso, Pablo; Sánchez Llamazares, José Luis; Sánchez Valdés, Cesar Fidel; Cuello, Gabriel J.; Franco, Victorino; Gorria, Pedro; Blanco Rodríguez, Jesús Angel (2014-05)
      "We have studied the correlation between the broadening of the isothermal magnetic entropy change and the Curie temperature (T-C) distribution in nanostructured Pr2Fe17 and Nd2Fe17 alloys produced by high-energy ball-milling ...

    • Optimizing the curie temperature of pseudo-binary RxR'2-xFe17 (R,R' = rare earth) for magnetic refrigeration 

      Álvarez Alonso, Pablo; Gorria, Pedro; Cuello, Gabriel J.; Puente Orench, Inés; Sánchez Llamazares, José Luis; Franco, Victorino; Reiffers, Marian; Blanco Rodríguez, Jesús Angel (IOP Publishing, 2014)
      "Several pseudo-binary RxR2-x'Fe-17 alloys (with R = Y, Ce, Pr, Gd and Dy) were synthesized with rhombohedral Th2Zn17-type crystal structure determined from x-ray and neutron powder diffraction. The choice of compositions ...

    • Texture-induced enhancement of the magnetocaloric response in melt-spun DyNi2 ribbons 

      Ibarra Gaytán, Pablo Jesús; Sánchez Valdés, Cesar Fidel; Sánchez Llamazares, José Luis; Álvarez Alonso, Pablo; Gorria, Pedro; Blanco Rodríguez, Jesús Angel (2013-10)
      "The magnetocaloric properties of melt-spun ribbons of the Laves phase DyNi2 have been investigated. The as-quenched ribbons crystallize in a single-phase MgCu2-type crystal structure (C15; space group Fd (3) over barm) ...