BackBrowsing by Author "Corte Leon, Paula"
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Anomalous Magnetic Anisotropy Behaviour in Co-Rich and Fe-Rich Glass-Coated Microwires under Applied Stress
; Blanco Aranguren, Juan María
; Corte León, Paula ; ; ; González Estévez, Julián María ; Zhukov Egorova, Arkady Pavlovich ; Zhukova Zhukova, Valentina (MDPI, 2023-09-25)
In this article, we study the effect of annealing temperature and applied stress on the magnetic properties of Fe71.80B13.27Si11.02Nb2.99Ni0.92 and Co65.34Si12.00B10.20Cr8.48Fe3.90Mo0.08 microwires. An anomalous behavior ... -
Anomalous magnetic behavior in half-metallic Heusler Co2FeSi alloy glass-coated microwires with high Curie temperature
Salaheldeen, Mohamed; ; Corte León, Paula ; ; Zhukova Zhukova, Valentina ; González Estévez, Julián María ; Zhukov Egorova, Arkady Pavlovich (Elsevier, 2022-11)
In the current study, we have succeeded to fabricate Co2FeSi Heusler alloy glass-covered microwires with magnetic core nucleus diameter d = 4.36 mu m and total diameter D = 17.55 mu m, with high Curie temperature (T-e > ... -
Determination of Magnetic Structures in Magnetic Microwires with Longitudinally Distributed Magnetic Anisotropy
; Corte León, Paula; Zhukova Zhukova, Valentina ; González Estévez, Julián María ; Gawronski, Przemyslaw ; Blanco Aranguren, Juan María ; Zhukov Egorova, Arkady Pavlovich (MDPI, 2023-03-13)
We studied the magnetic properties of a glass-covered amorphous microwire that was stress-annealed at temperatures distributed along the microwire length. The Sixtus-Tonks, Kerr effect microscopy and magnetic impedance ... -
Development of Co-Rich Microwires with Graded Magnetic Anisotropy
Zhukova Zhukova, Valentina; Corte León, Paula ; Blanco Aranguren, Juan María ; ; González Villegas, Alvaro; Zhukov Egorova, Arkady Pavlovich (MDPI, 2021-12-28)
In this paper, a gradual change in the hysteresis loop of Co-rich glass-coated microwire stress-annealed at variable temperature is observed. Such microwires annealed with a temperature gradient also present a variable ... -
Development of Magnetic Microwires for Magnetic Sensor Applications
Zhukova Zhukova, Valentina; Corte León, Paula ; ; Blanco Aranguren, Juan María ; González Legarreta, Lorena; Zhukov Egorova, Arkady Pavlovich (MDPI, 2019-11-02)
Thin magnetic wires can present excellent soft magnetic properties (with coercivities up to 4 A/m), Giant Magneto-impedance effect, GMI, or rectangular hysteresis loops combined with quite fast domain wall, DW, propagation. ... -
Development of Magnetically Soft Amorphous Microwires for Technological Applications
Zhukova Zhukova, Valentina; Corte León, Paula ; Blanco Aranguren, Juan María ; ; González Legarreta, Lorena; González Villegas, Alvaro; Zhukov Egorova, Arkady Pavlovich (MDPI, 2022-01-07)
Amorphous magnetic microwires can be suitable for a variety of technological applications due to their excellent magnetic softness and giant magnetoimpedance (GMI) effect. Several approaches for optimization of soft magnetic ... -
Effect of Annealing on the Magnetic Properties of Co2MnSi-Based Heusler Alloy Glass-Coated Microwires
Salaheldeen, Mohamed; ; Corte León, Paula ; Zhukova Zhukova, Valentina ; Zhukov Egorova, Arkady Pavlovich (MDPI, 2023-02-16)
In the current study, we concentrated on the influence of annealing on the magnetic behavior of Co2MnSi-based Heusler microwires. We set the annealing temperature at 1023 K for 2 h, as the sample did not show any significant ... -
Effect of applied stresses on magnetic properties of Co and Fe-rich glass-coated microwires
; Corte León, Paula; ; Zhukova Zhukova, Valentina ; González Estévez, Julián María ; ; ; ; Zhukov Egorova, Arkady Pavlovich (AIP, 2023-03)
In this article we evaluate the possibility of using glass coated magnetic microwires as an alternative to optical fiber devices in structural health monitoring in the railway industry. The effect of applied stress on ... -
Electronic Surveillance and Security Applications of Magnetic Microwires
Zhukova Zhukova, Valentina; Corte León, Paula ; Blanco Aranguren, Juan María ; ; González Estévez, Julián María ; Zhukov Egorova, Arkady Pavlovich (MDPI, 2021-04-30)
Applications in security and electronic surveillance require a combination of excellent magnetic softness with good mechanical and anticorrosive properties and low dimensionality. We overviewed the feasibility of using ... -
Engineering of domain wall propagation in magnetic microwires with graded magnetic anisotropy
Corte León, Paula; Zhukova Zhukova, Valentina ; Blanco Aranguren, Juan María ; ; ; González Estévez, Julián María ; Fert, Albert Louis François; Alonso, A.; Zhukov Egorova, Arkady Pavlovich (Elsevier, 2022-03)
[EN] We report on the influence of graded magnetic anisotropy designed by stress-annealing of magnetic microwire at variable annealing temperature on domain wall propagation. We found that the domain wall propagation in a ... -
Engineering of Magnetic Softness and Domain Wall Dynamics of Fe-rich Amorphous Microwires by Stress- induced Magnetic Anisotropy
Corte León, Paula; Blanco Aranguren, Juan María ; Zhukova Zhukova, Valentina ; ; González Estévez, Julián María ; Churyukanova, Margarita; Taskaev, Sergey V.; Zhukov Egorova, Arkady Pavlovich (Nature Publishing, 2019-08-27)
We observed a remarkable improvement of domain wall (DW) mobility, DW velocity, giant magnetoimpedance (GMI) effect and magnetic softening at appropriate stress-annealing conditions. Beneficial effect of stress-annealing ... -
Fabrication and Magneto-Structural Properties of Co2-Based Heusler Alloy Glass-Coated Microwires with High Curie Temperature
Salaheldeen, Mohamed; ; ; Corte León, Paula ; Zhukova Zhukova, Valentina ; Blanco Aranguren, Juan María ; Zhukov Egorova, Arkady Pavlovich (MDPI, 2022)
[EN] In this work, we were able to produce Co2FeSi Heusler alloy glass-covered microwires with a metallic nucleus diameter of about 4.4 µm and total sample diameter of about 17.6 μm by the Taylor–Ulitovsky Technique. This ... -
Magnetic Microwires with Unique Combination of Magnetic Properties Suitable for Various Magnetic Sensor Applications
Corte León, Paula; Zhukova Zhukova, Valentina ; ; Blanco Aranguren, Juan María ; ; González Legarreta, Lorena; Zhukov Egorova, Arkady Pavlovich (MDPI, 2020-12-16)
There is a pressing demand to improve the performance of cost-effective soft magnetic materials for use in high performance sensors and devices. Giant Magneto-impedance effect (GMI), or fast single domain wall (DW) propagation ... -
Magnetic properties of “thick” glass-coated Fe-rich microwires
Corte León, Paula; Zhukova Zhukova, Valentina ; ; Blanco Ilzarbe, Jesús María ; González Estévez, Julián María ; Zhukov Egorova, Arkady Pavlovich (American Institute of Physics, 2019-03)
We report on preparation and magnetic properties of Fe71.7B13.4Si11Nb3Ni0.9 glass-coated microwire with metallic nucleus diameter d = 103 mu m and total diameter D = 158 mu m prepared by Taylor-Ulitovsky method. Amorphous ... -
Magnetoimpedance Response and Field Sensitivity in Stress-Annealed Co-Based Microwires for Sensor Applications
González Alonso, David; González Legarreta, Lorena; Corte León, Paula; Zhukova Zhukova, Valentina ; ; Blanco Aranguren, Juan María ; Zhukov Egorova, Arkady Pavlovich (MDPI, 2020-06-05)
Amorphous soft magnetic microwires have attracted much attention in the area of sensor applications due to their excellent properties. In this work, we study the influence of annealing treatments (stress and conventional) ... -
Monitoring the Velocity of Domain Wall Motion in Magnetic Microwires
; Corte León, Paula; Zhukova Zhukova, Valentina ; Blanco Aranguren, Juan María ; Zhukov Egorova, Arkady Pavlovich (MDPI, 2024-02-19)
An approach was proposed to control the displacement of domain walls in magnetic microwires, which are employed in magnetic sensors. The velocity of the domain wall can be altered by the interaction of two magnetic microwires ... -
Optimization of Giant Magnetoimpedance Effect of Amorphous Microwires by Postprocessing
Zhukova Zhukova, Valentina; Corte León, Paula ; ; ; ; ; Blanco Aranguren, Juan María ; (MDPI, 2024-03-12)
Magnetic microwires with amorphous structures can present a unique combination of excellent magnetic softness and giant magnetoimpedance (GMI) effects together with reduced dimensions and good mechanical properties. Such ... -
Optimization of magnetic properties and GMI effect of Thin Co-rich Microwires for GMI Microsensors
González Legarreta, Lorena; Corte León, Paula; Zhukova Zhukova, Valentina ; ; Blanco Aranguren, Juan María ; González Estévez, Julián María ; Zhukov Egorova, Arkady Pavlovich (MDPI, 2020-03-11)
Magnetic microwires can present excellent soft magnetic properties and a giant magnetoimpedance effect. In this paper, we present our last results on the effect of postprocessing allowing optimization of the magnetoimpedance ... -
Optimization of Magnetic Properties of Magnetic Microwires by Post-Processing
Zhukova Zhukova, Valentina; Corte León, Paula ; González Legarreta, Lorena; Talaat Farag Ibrahim Eladawi, Ahmed; Blanco Aranguren, Juan María ; ; Olivera, Jesús; Zhukov Egorova, Arkady Pavlovich (MDPI, 2020-08-18)
The influence of post-processing conditions on the magnetic properties of amorphous and nanocrystalline microwires has been thoroughly analyzed, paying attention to the influence of magnetoelastic, induced and magnetocrystalline ... -
Optimization of Magnetoimpedance Effect and Magnetic Properties of Fe-Rich Glass-Coated Microwires by Annealing
; ; Zhukova Zhukova, Valentina; Corte León, Paula ; ; Blanco Aranguren, Juan María ; González Estévez, Julián María ; (MDPI, 2023-08-28)
As-prepared Fe-rich microwires with perfectly rectangular hysteresis loops present magnetization reversal through fast domain wall propagation, while the giant magnetoimpedance (GMI) effect in Fe-rich microwires is rather ...