The exchange bias phenomenon in uncompensated interfaces: Theory and Monte Carlo simulations

Journal of Physics Condensed Matter

Volumn 23, Issue 38, 2011, Pages

  Billoni, O V ^a   Cannas, S A ^a   Tamarit, F A ^a  

^a UNIVERSIDAD NACIONAL DE CÓRDOBA   (Argentina)

Author keywords

[No Author keywords available]

Indexed keywords

AFM; AFM FILMS; ANTIFERROMAGNETICS; BCC LATTICES; BIAS FIELD; BILAYER SYSTEMS; BODY-CENTERED CUBIC; COHERENT ROTATION; EXCHANGE BIAS; EXCHANGE RATIOS; HEISENBERG SPINS; INTERFACIAL SPIN STRUCTURES; INTERFACIAL STRENGTH; INTRINSIC PINNING; LATTICE STRUCTURES; MICROSCOPIC MODELS; MONTE CARLO SIMULATION; SIMPLE CUBIC; SIMPLIFIED MODELS; THERMAL FLUCTUATIONS;

ANTIFERROMAGNETISM; CRYSTAL STRUCTURE; INTERFACES (MATERIALS); MONTE CARLO METHODS;

COMPUTER SIMULATION;

EID: 80052923772     PISSN: 09538984     EISSN: 1361648X     Source Type: Journal    
DOI: 10.1088/0953-8984/23/38/386004     Document Type: Article

References (33)

1. Nogús J, Sort J, Langlais V, Skumryev V, Suriach S, Muoz J S and Bar M D 2005 Exchange bias in nanostructures Phys. Rep. 422 65117 (Pubitemid 41670331)
2. Nogús J and Schuller I K 1999 Exchange bias J. Magn. Magn. Mater. 192 20332
3. Meiklejohn W H and Bean C P 1956 New magnetic anisotropy Phys. Rev. 102 14134
4. Kiwi M 2001 Exchange bias theory J. Magn. Magn. Mater. 234 58495 (Pubitemid 32833664)
5. Berkowitz A E and Kentaro T 1999 Exchange anisotropya review J. Magn. Magn. Mater. 200 55270
6. Radu F and Zabel H 2008 Magnetic Heterostructures; Advances and Perspectives in Spin Structures and Spin Transport (Springer Tracts in Modern Physics vol 227) (Berlin: Springer)
7. 19/CoO bilayers Phys. Rev. Lett. 79 1130
8. 2 interfaces Appl. Phys. Lett. 5 617
9. 2Fe Phys. Rev. B 59 698493
10. Scholten G, Usadel K and Nowak U 2005 Coercivity and exchange bias of ferromagnetic/antiferromagnetic multilayers Phys. Rev. B 71 064413
11. Leighton C, Suhl H, Pechan M J, Compton R, Nogús J and Schuller I K 2002 Coercivity enhancement above the Ńel temperature of an antiferromagnet/ferromagnet bilayer J. Appl. Phys. 92 1483 (Pubitemid 34924379)
12. 2 Phys. Rev. Lett. 96 14
13. Suess D, Schrefl T, Scholz W, Kim J -V, Stamps R L and Fidler J 2002 Micromagnetic simulation of ferromagnetic/antiferromagnetic structures IEEE Trans. Magn. 38 2397
14. Suess D, Kirschner M, Schrefl T, Fidler J, Stamps R L and Kim J-V 2003 Exchange bias of polycrystalline antiferromagnets with perfectly compensated interfaces Phys. Rev. B 67 054419
15. Dorfbauer F, Suess D, McCord J, Kirschner M, Schrefl T and Fidler J 2005 Micromagnetic simulations of asymmetric magnetization reversal in exchange biased bilayers J. Magn. Magn. Mater. 291/292 7547 (Pubitemid 40370666)
16. 2Fe system Physica B 384 1846 (Pubitemid 44310953)
17. Spray J and Nowak U 2006 Exchange bias in ferromagnetic/antiferromagnetic bilayers with imperfect interfaces J. Phys. Appl. Phys. D 39 45369 (Pubitemid 44794149)
18. 2(110) Phys. Rev. B 70 184422
19. Misra A, Nowak U and Usadel K D 2004 Structure of domains in an exchange-bias model J. Appl. Phys. 95 1357
20. Mitsumata C, Sakuma A and Fukamichi K 2003 Mechanism of exchange-bias field in ferromagnetic and antiferromagnetic bilayers Phys. Rev. B 68 014437
21. Sakurai Y and Fujiwara H 2003 Numerical simulation of unidirectional anisotropy in ferro(F)/antiferromagnetic(AF) exchange coupled layers with a compensated AF-interface J. Appl. Phys. 93 8615
22. Nowak U, Usadel K D, Keller J, Milt́nyi P, Beschoten B and Gntherodt G 2002 Domain state model for exchange bias. I. Theory Phys. Rev. B 66 014430
23. Nowak U, Misra A and Usadel K D 2002 Modeling exchange bias microscopically J. Magn. Magn. Mater. 240 2437 (Pubitemid 34405612)
24. Kim J-V and Stamps R L 2005 Hysteresis from antiferromagnet domain-wall processes in exchange-biased systems: magnetic defects and thermal effects Phys. Rev. B 71 094405
25. Meiklejohn W H 1962 Exchange anisotropya review J. Appl. Phys. 33 132835
26. Mauri D, Siegmann H C, Bagus P S and Kay E 1988 Simple model for thin films exchange coupled to an antiferromagnetic substrate J. Appl. Phys. 62 30479
27. Wang L, Ding J, Kong H, Li Y and Feng Y 2001 Monte Carlo simulation of a cluster system with strong interaction and random anisotropy Phys. Rev. B 64 214410
28. Billoni O, Cannas S and Tamarit F 2005 Spin-glass behavior in the random-anisotropy Heisenberg model Phys. Rev. B 72 811
29. Nowak U, Chantrell R and Kennedy E 2000 Monte Carlo simulation with time step quantification in terms of Langevin dynamics Phys. Rev. Lett. 84 1636
30. Tsai S H, Landau D P and Schulthess T C 2002 Monte Carlo simulations of ordering in ferromagneticantiferromagnetic bilayers J. Appl. Phys. 91 66846
31. Geshev J 2000 Analytical solutions for exchange bias and coercivity in ferromagnetic/antiferromagnetic bilayers Phys. Rev. B 62 562733 (Pubitemid 32332392)
32. Barbara B 1973 Proprít́s des parois ̀troites dans les substances ferromagńtiques a forte anisotropie J. Physique 34 1039
33. Nascimento F, Dantas A, Oliveira L, Mello V, Camley R and Carri̧o A 2009 Thermal hysteresis of ferromagnetic/antiferromagnetic compensated bilayers Phys. Rev. B 80 144407