Structure and Properties of B4C Coatings Obtained by RF Sputtering with External Magnetic Field

Author(s):  
A. V. Taran ◽  
I. E. Garkusha ◽  
V. S. Taran ◽  
R. M. Muratov ◽  
T. S. Skoblo ◽  
...  
2009 ◽  
Vol 152-153 ◽  
pp. 373-376 ◽  
Author(s):  
Stanislav O. Volchkov ◽  
Andrey V. Svalov ◽  
G.V. Kurlyandskaya

In this work magnetoimpedance (MI) behaviour was studied experimentally for Fe19Ni81(175 nm)/Cu(350 nm)/Fe19Ni81(175 nm) sensitive elements deposited by rf-sputtering. A constant magnetic field was applied in plane of the sandwiches during deposition perpendicular to the Cu-lead in order to induce a magnetic anisotropy. Sandwiches with different width (w) of FeNi parts were obtained. The complex impedance was measured as a function of the external magnetic field for a frequency range of 1 MHz to 700 MHz for MI elements with different geometries. Some of MI experimental data are comparatively analysed with finite elements numerical calculations data. The obtained results can be useful for optimization of the design of miniaturized MI detectors.


Nanomaterials ◽  
2020 ◽  
Vol 10 (3) ◽  
pp. 433
Author(s):  
Sergei V. Shcherbinin ◽  
Andrey V. Svalov ◽  
Grigory Y. Melnikov ◽  
Galina V. Kurlyandskaya

Magnetically soft [Ti(6)/FeNi(50)]6/Ti(6)/Cu(500)/Ti(6)/[FeNi(50)/Ti(6)]6 nanostructured multilayered elements were deposited by rf-sputtering technique in the shape of elongated stripes. The easy magnetization axis was oriented along the short size of the stripe using deposition in the external magnetic field. Such configuration is important for the development of small magnetic field sensors employing giant magnetoimpedance effect (GMI) for different applications. Microwave absorption of electromagnetic radiation was experimentally and theoretically studied in order to provide an as complete as possible high frequency characterization. The conductor-backed coplanar line was used for microwave properties investigation. The medialization for the precession of the magnetization vector in the uniformly magnetized GMI element was done on the basis of the Landau–Lifshitz equation with a dissipative Bloch–Bloembergen term. We applied the method of the complex amplitude for the analysis of the rotation of the ferromagnetic GMI element in the external magnetic field. The calculated and experimental dependences for the amplitudes of the imaginary part of the magnetic susceptibility tensor x-component and magnetoabsorption related to different angles show a good agreement.


2018 ◽  
Vol 2018 (9) ◽  
pp. 35-40
Author(s):  
V.V. Peremitko ◽  
◽  
V.I. Sukhomlin ◽  
O.L. Kosinskaya ◽  
A.I. Panfilov ◽  
...  

2018 ◽  
Vol 2018 (9) ◽  
pp. 28-32
Author(s):  
V.V. Peremitko ◽  
◽  
V.I. Sukhomlin ◽  
O.L. Kosinskaya ◽  
A.I. Panfilov ◽  
...  

1980 ◽  
Vol 41 (C1) ◽  
pp. C1-445-C1-445
Author(s):  
G. Langouche ◽  
N. S. Dixon ◽  
L. Gettner ◽  
S. S. Hanna

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