Spin-Dependent Tunneling Junctions with Superparamagnetic Sensing Layers

IEEE Transactions on Magnetics

Volumn 39, Issue 5 II, 2003, Pages 2812-2814

  Wang, Dexin ^a   Daughton, Jim M ^a   Qian, Zhenghong ^a   Tondra, Mark ^a   Nordman, Cathy ^a  

^a NVE CORPORATION   (United States)

Author keywords

Magnetic field sensor; Spin dependent tunnel junction; Sputtering; Superparamagnetism

Indexed keywords

MAGNETIC FIELDS; MAGNETORESISTANCE; NONDESTRUCTIVE EXAMINATION; PHOTOLITHOGRAPHY; SPUTTER DEPOSITION; TUNNEL JUNCTIONS;

MAGNETIC MEDIA DETECTION;

SUPERPARAMAGNETISM;

EID: 0141918684     PISSN: 00189464     EISSN: None     Source Type: Journal    
DOI: 10.1109/TMAG.2003.815720     Document Type: Article

References (8)

1. B. D. Cullity, Introduction to Magnetic Materials. Reading, MA: Addison-Wesley, 1972, p. 411.
2. 2," IEEE Trans Magn., vol. 35, pp. 2790-2795, Sept. 1999.
3. D. Wang, M. Tondra, C. Nordman, J. M. Daughton, E. Lange, D. Brownell, L. Tran, and J. Schuetz, "Prototype SDT isolators integrated with IC electronics," J. Appl. Phys., vol. 91, pp. 8405-8407, 2002.
4. D. Wang and J. Daughton, "Superparamagnetic materials in magnetic devices," U.S. patent filed, Apr. 2002.
5. J. S. Moodera, L. R. Kinder, T. M. Wong, and R. Merservey, "Large magnetoresistance at room temperature in ferromagnetic thin film tunnel junctions," Phys. Rev. Lett., vol. 74, p. 3273, 1995.
6. R. Schad, H. Alouach, J. W. Harrell, M. Shamsuzzoha, and D. Wang, "Superparamagnetic NiFeCo layers as free layers in magnetic tunnel junctions," presented at the MMM2002, Tampa, FL, Nov., Paper HA-09.
7. D. Wang, J. M. Daughton, D. Reed, W. D. Wang, and J. Q. Wang, "Magnetostatic coupling in spin dependent tunnel junctions," IEEE Trans Magn., vol. 36, pp. 2802-2805, Sept. 2000.
8. H. Kano et al., "MRAM with improved magnetic tunnel junction materials," presented at the Intermag 2002, Amsterdam, The Netherlands, Paper BB-04.