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(Reference retrieved automatically from Web of Science through information on FAPESP grant and its corresponding number as mentioned in the publication by the authors.)

Magnetic Recording of Superconducting States

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Author(s):
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Shaw, Gorky [1, 2] ; Alvarez, Sylvain Blanco [1] ; Brisbois, Jeremy [1] ; Burger, Loic [3] ; Pinheiro, Lincoln B. L. G. [4, 5] ; Kramer, Roman B. G. [6] ; Motta, Maycon [4] ; Fleury-Frenette, Karl [7] ; Ortiz, Wilson Aires [4] ; Vanderheyden, Benoit [3] ; Silhanek, V, Alejandro
Total Authors: 11
Affiliation:
[1] V, Univ Liege, Expt Phys Nanostruct Mat, CESAM, Q MAT, B-4000 Sart Tilman Par Liege - Belgium
[2] Kalinga Inst Ind Technol Deemed Be Univ, Sch Appl Sci Phys, Bhubaneswar 751024, Odisha - India
[3] Univ Liege, Dept Elect Engn & Comp Sci, Montefiore Res Unit, SUPRATECS Grp, B-4000 Sart Tilman Par Liege - Belgium
[4] Univ Fed Sao Carlos, Dept Fis, BR-13565905 Sao Carlos, SP - Brazil
[5] Inst Fed Sao Paulo, Campus Sao Carlos, BR-13565905 Sao Carlos, SP - Brazil
[6] Univ Grenoble Alpes, Inst Neel, CNRS, F-38000 Grenoble - France
[7] Univ Liege, STAR Res Unit, CSL, Liege Sci Pk, B-4031 Angleur - Belgium
Total Affiliations: 7
Document type: Review article
Source: METALS; v. 9, n. 10 OCT 2019.
Web of Science Citations: 0
Abstract

Local polarization of magnetic materials has become a well-known and widely used method for storing binary information. Numerous applications in our daily life such as credit cards, computer hard drives, and the popular magnetic drawing board toy, rely on this principle. In this work, we review the recent advances on the magnetic recording of inhomogeneous magnetic landscapes produced by superconducting films. We summarize the current compelling experimental evidence showing that magnetic recording can be applied for imprinting in a soft magnetic layer the flux trajectory taking place in a superconducting layer at cryogenic temperatures. This approach enables the ex-situ observation at room temperature of the imprinted magnetic flux landscape obtained below the critical temperature of the superconducting state. The undeniable appeal of the proposed technique lies in its simplicity and the potential to improve the spatial resolution, possibly down to the scale of a few vortices. (AU)

FAPESP's process: 07/08072-0 - Fundamental research in superconductivity and magnetism - systems potentially useful for aplications: advanced oxides and superconductors patterned with artificial structures
Grantee:Wilson Aires Ortiz
Support Opportunities: Research Projects - Thematic Grants