Structural and Magnetic Properties of the Al2O3/Ge-p/Al2O3/Co System
- Authors: Kobyakov A.V.1,2, Turpanov I.A.2, Patrin G.S.1,2, Rudenko R.Y.1,2, Yushkov V.I.1,2, Kosyrev N.N.2,3
-
Affiliations:
- Siberian Federal University
- Kirensky Institute of Physics, Federal Research Center Krasnoyarsk Scientific Center, Siberian Branch, Russian Academy of Sciences
- Krasnoyarsk State Agrarian University (Achinsk Branch)
- Issue: Vol 64, No 2 (2019)
- Pages: 236-241
- Section: Physics of Nanostructures
- URL: https://journals.rcsi.science/1063-7842/article/view/202914
- DOI: https://doi.org/10.1134/S1063784219020087
- ID: 202914
Cite item
Abstract
The Al2O3/Ge-p/Al2O3/Co system with an Al2O3 buffer layer deposited by ion-plasma sputtering has been experimentally investigated. The dependences of the magnetic properties of cobalt on the rate of its deposition by ion-plasma sputtering and rate of deposition of preceding layers have been established. It is shown that the technique used to obtain buffer layers can significantly reduce the surface roughness of the next layers. The obtained buffer layers can be used as artificial substrates for growing heterostructures with tunnel junctions.
About the authors
A. V. Kobyakov
Siberian Federal University; Kirensky Institute of Physics, Federal Research Center Krasnoyarsk Scientific Center, Siberian Branch,Russian Academy of Sciences
Author for correspondence.
Email: nanonauka@mail.ru
Russian Federation, Krasnoyarsk, 660041; Krasnoyarsk, 660036
I. A. Turpanov
Kirensky Institute of Physics, Federal Research Center Krasnoyarsk Scientific Center, Siberian Branch,Russian Academy of Sciences
Email: nanonauka@mail.ru
Russian Federation, Krasnoyarsk, 660036
G. S. Patrin
Siberian Federal University; Kirensky Institute of Physics, Federal Research Center Krasnoyarsk Scientific Center, Siberian Branch,Russian Academy of Sciences
Email: nanonauka@mail.ru
Russian Federation, Krasnoyarsk, 660041; Krasnoyarsk, 660036
R. Yu. Rudenko
Siberian Federal University; Kirensky Institute of Physics, Federal Research Center Krasnoyarsk Scientific Center, Siberian Branch,Russian Academy of Sciences
Email: nanonauka@mail.ru
Russian Federation, Krasnoyarsk, 660041; Krasnoyarsk, 660036
V. I. Yushkov
Siberian Federal University; Kirensky Institute of Physics, Federal Research Center Krasnoyarsk Scientific Center, Siberian Branch,Russian Academy of Sciences
Email: nanonauka@mail.ru
Russian Federation, Krasnoyarsk, 660041; Krasnoyarsk, 660036
N. N. Kosyrev
Kirensky Institute of Physics, Federal Research Center Krasnoyarsk Scientific Center, Siberian Branch,Russian Academy of Sciences; Krasnoyarsk State Agrarian University (Achinsk Branch)
Email: nanonauka@mail.ru
Russian Federation, Krasnoyarsk, 660036; Krasnoyarsk, Krasnoyarsk krai, 662150