Improved thermal stability of ferromagnetic tunnel junctions with a CoFe/CoFeOx/CoFe pinned layer

T. Ochiai; N. Tezuka; K. Inomata; S. Sugimoto; Y. Saito

doi:10.1109/INTMAG.2003.1230636

Improved thermal stability of ferromagnetic tunnel junctions with a CoFe/CoFeO_x/CoFe pinned layer

T. Ochiai, N. Tezuka, K. Inomata, S. Sugimoto, Y. Saito

ENG - Materials Science

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Abstract

In this paper, we prepare spin-valve type MTJ with a CoFe/CoFeO_x/CoFe pinned layer and the thermal stability of the MTJs was investigated. It was found that MTJ with the pinned layer can bring marked enhancement of TMR effect for a moderate heat treatment up to 400 °C.

Original language	English
Title of host publication	Intermag 2003 - Program of the 2003 IEEE International Magnetics Conference
Publisher	Institute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)	0780376471, 9780780376472
DOIs	https://doi.org/10.1109/INTMAG.2003.1230636
Publication status	Published - 2003 Jan 1
Event	2003 IEEE International Magnetics Conference, Intermag 2003 - Boston, United States Duration: 2003 Mar 30 → 2003 Apr 3

Publication series

Name	Intermag 2003 - Program of the 2003 IEEE International Magnetics Conference

Other

Other	2003 IEEE International Magnetics Conference, Intermag 2003
Country	United States
City	Boston
Period	03/3/30 → 03/4/3

Keywords

Annealing
CMOS process
Magnetic heads
Magnetic sensors
Magnetic tunneling
Nonvolatile memory
Random access memory
Sputtering
Substrates
Thermal stability

ASJC Scopus subject areas

Engineering(all)

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Ochiai, T., Tezuka, N., Inomata, K., Sugimoto, S., & Saito, Y. (2003). Improved thermal stability of ferromagnetic tunnel junctions with a CoFe/CoFeO_x/CoFe pinned layer. In Intermag 2003 - Program of the 2003 IEEE International Magnetics Conference [1230636] (Intermag 2003 - Program of the 2003 IEEE International Magnetics Conference). Institute of Electrical and Electronics Engineers Inc.. https://doi.org/10.1109/INTMAG.2003.1230636

Improved thermal stability of ferromagnetic tunnel junctions with a CoFe/CoFeO_x/CoFe pinned layer. / Ochiai, T.; Tezuka, N.; Inomata, K.; Sugimoto, S.; Saito, Y.

Intermag 2003 - Program of the 2003 IEEE International Magnetics Conference. Institute of Electrical and Electronics Engineers Inc., 2003. 1230636 (Intermag 2003 - Program of the 2003 IEEE International Magnetics Conference).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Ochiai, T, Tezuka, N, Inomata, K, Sugimoto, S & Saito, Y 2003, Improved thermal stability of ferromagnetic tunnel junctions with a CoFe/CoFeO_x/CoFe pinned layer. in Intermag 2003 - Program of the 2003 IEEE International Magnetics Conference., 1230636, Intermag 2003 - Program of the 2003 IEEE International Magnetics Conference, Institute of Electrical and Electronics Engineers Inc., 2003 IEEE International Magnetics Conference, Intermag 2003, Boston, United States, 03/3/30. https://doi.org/10.1109/INTMAG.2003.1230636

Ochiai T, Tezuka N, Inomata K, Sugimoto S , Saito Y. Improved thermal stability of ferromagnetic tunnel junctions with a CoFe/CoFeO_x/CoFe pinned layer. In Intermag 2003 - Program of the 2003 IEEE International Magnetics Conference. Institute of Electrical and Electronics Engineers Inc. 2003. 1230636. (Intermag 2003 - Program of the 2003 IEEE International Magnetics Conference). https://doi.org/10.1109/INTMAG.2003.1230636

Ochiai, T. ; Tezuka, N. ; Inomata, K. ; Sugimoto, S. ; Saito, Y. / Improved thermal stability of ferromagnetic tunnel junctions with a CoFe/CoFeO_x/CoFe pinned layer. Intermag 2003 - Program of the 2003 IEEE International Magnetics Conference. Institute of Electrical and Electronics Engineers Inc., 2003. (Intermag 2003 - Program of the 2003 IEEE International Magnetics Conference).

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