A System of Josephson Vortices in a Layered Electron-Doped Nd2 –xCexCuO4 Superconductor

• Published in: Physics of metals and metallography Vol. 124; no. 7; pp. 670 - 683
• Main Authors: Charikova, T. B., Shelushinina, N. G., Klepikova, A. S., Popov, M. R.
• Format: Journal Article
• Language: English
• Published: Moscow Pleiades Publishing 01-07-2023; Springer Nature B.V
• Subjects: Chemistry and Materials Science; Electrical and Magnetic Properties; Electromagnetism; Magnetoresistance; Magnetoresistivity; Materials Science; Metallic Materials; Substrates; Vortices; magnetoresistance; Hall effect; layered superconductors; Josephson vortices
• ISSN: 0031-918X; 1555-6190
• DOI: 10.1134/S0031918X23601051

A brief review of the transport and galvanomagnetic properties of an electron-doped Nd
2 –
x
Ce
x
CuO
4
layered superconductor with an emphasis on the role of the structure of Josephson vortices formed in the crystal in a magnetic field oriented in the parallel direction to the CuO
2
planes is given. The experimental data on the longitudinal and Hall magnetoresistance of the recently synthesized Nd
2 –
x
Ce
x
CuO
4
/SrTiO
3
epitaxial films are analyzed. The possibility of formation of a system of Josephson vortices in this highly anisotropic system is determined by the unique orientation of the
c
axis and the conducting CuO
2
planes of the Nd
2 –
x
Ce
x
CuO
4
compound with respect to the substrate plane.