Publications

Year 2012

47. A. K. Suszka, S. Bergeret, and A. Berger, Domain-wall-induced magnetoresistance in pseudo-spin-valve/superconductor hybrid structures, Phys. Rev. B 85, 024529 (2012)

46. M. Gobbi, A. Pascual, F. Golmar, R. Llopis, P. Vavassori, F. Casanova, and L. E. Hueso, C60/NiFe combination as a promising platform for molecular spintronics, Org. Electron. 13, 366 (2012)

Year 2011

45. A. Rosales-Rivera, N. A. Salazar, O. Hovorka, O. Idigoras, and A. Berger, Determination of critical exponents of inhomogeneous Gd films, Physica B (2011)
DOI: 10.1016/j.physb.2011.12.047 (In press)

44. V. Bonanni, S. Bonetti, T. Pakizeh, Z. Pirzadeh, J. Chen, J. Nogués, P. Vavassori, R. Hillenbrand, J. Åkerman, and A. Dmitriev, “Designer Magnetoplasmonics with Nickel Nanoferromagnets”, Nano Lett. 11, 5333 (2011)

43. L. Giovannini, F. Montoncello, F. Nizzoli, P. Vavassori, and M. Grimsditch, “Comment on Mapping of localized spin-wave excitations by near- field Brillouin light scattering [Appl. Phys. Lett. 97, 152502 (2010)]”, Appl. Phys. Lett. 99, 186101 (2011)

42. O. Idigoras, A. K. Suszka, P. Vavassori, P. Landeros, J. M. Porro, and A. Berger, “Collapse of hard-axis behavior in uniaxial Co films”, Phys. Rev. B 84, 132403 (2011)

41. T. Verduci, C. Rufo, A. Berger, V. Metlushko, B. Ilic, and P. Vavassori, “Fourier Magnetic Imaging”, Appl. Phys. Lett. 99, 092501 (2011)

40. M. Donolato, A. Torti, N. Kostesha, M. Deryabina, E. Sogne, P. Vavassori, M. F. Hansen, and R. Bertacco, “Magnetic domain wall conduits for single cell applications”, Lab Chip 11, 2976-2983 (2011)

39. O. Idigoras, P. Vavassori, and A. Berger, “Mean field theory of dynamic phase transitions in ferromagnets”, Physica B (2011)
DOI:110.1016/j.physb.2011.06.029 (In press)

38. A. Berger, “Magnetization reversal in granular thin films”, Physica B (2011)
DOI:10.1016/j.physb.2011.06.028 (In press)

37. J. Chen, P. Albella, Z. Pirzadeh, P. Alonso-González, F. Huth, S. Bonetti, V. Bonanni, J. Åkerman, J. Nogués, P. Vavassori, A. Dmitriev, J. Aizpurua, and R. Hillenbrand, “Plasmonic Nickel Nanoantennas”, Small 7, 2341 (2011)

36. D. Tripathy, P. Vavassori, and A. O. Adeyeye, “Tailoring the magnetization reversal in antidot nanostructures using lithographically engineered inhomogeneities”, J. Appl. Phys. 109, 07B902 (2011)

Year 2010

35. F. Burrows, C. Parker, R. F. L. Evans, Y. Hancock, O.Hovorka, and R. W. Chantrell, “Energy losses in interacting fine-particle magnetic composites”, J. Phys. D: Appl. Phys. 43, 474010 (2010)

34. O.Hovorka, R. F. L. Evans, R. W. Chantrell, Y. Liu, K. A. Dahmen, and A. Berger, “Validation of ΔH(M, ΔM)-technique for identification of switching field distributions in the presence of thermal relaxation”, J. Appl. Phys. 108, 123901 (2010)

33. A. Berger, S. Mangin, J. McCord, O. Hellwig, and E. E. Fullerton, “Cumulative minor loop growth in Co/Pt and Co/Pd multilayers”, Phys. Rev. B 82, 104423 (2010); Selected for a Viewpoint in Physics

32. O. Hovorka, R. F. L. Evans, R. W. Chantrell, and A. Berger, “Rate-dependence of the switching field distribution in nanoscale granular magnetic materials”, Appl. Phys. Lett. 97, 062504 (2010)

31. D. Tripathy, P. Vavassori, J. M. Porro, A. O. Adeyeye, and N. Singh, “Magnetization reversal and anisotropic magnetoresistance behavior in bicomponent antidot nanostructures”, Appl. Phys. Lett. 97, 042512 (2010)

30. O. Idigoras, P. Vavassori, J.M. Porro, and A. Berger, “Kerr microscopy study of magnetization reversal in uniaxial Co-films”, J. Magn. Magn. Mater. 320, L57-L60 (2010)

29. M. Donolato, P. Vavassori, M. Gobbi, M. Deryabina, M.F.Hansen, V. Metlushko, B. Ilic, M. Cantoni, D. Petti, S. Brivio, R. Bertacco, “On-Chip Manipulation of Protein-Coated Magnetic Beads via Domain-Wall Conduits”, Adv. Mater. 22, 2706 (2010)

28. J. Milano, M. Grimsditch, “Magnetic field effects on the NiO magnon spectra”, Phys. Rev. B 81, 094415 (2010)

27. P. Vavassori, M. Donolato, M. Donolato, M. Cantoni, R. Bertacco, V. Metlushko, and B. Ilic, “Magnetic nanostructures for the manipulation of individual nano-scale particles in liquid environments”, J. Appl. Phys. 107, 09B301 (2010)

26. O. Hovorka, Y. Liu, K. A. Dahmen, and A. Berger, “On the ability to determine intrinsic switching field distributions from hysteresis loops in the partially correlated magnetization reversal regime”, J. Magn. Magn. Mater. 322, 459 (2010)

25. M. Ghidini, A. Lodi-Rizzini, C. Pernechele, M. Solzi, R. Pellicelli, G. Zangari, and P. Vavassori, “Growth rate dependence of the extrinsic magnetic properties of electrodeposited CoPt films”, J. Magn. Magn. Mater. 322, 1576 (2010)

Year 2009

24. O. Hovorka, Y. Liu, K. A. Dahmen, and A. Berger, “Simultaneous determination of inter-granular interactions and intrinsic switching field distributions in magnetic materials”, selected for Virt. J. Ultrafast Sci. 08 (2009)

23. M. Donolato, M. Gobbi, P. Vavassori, M. Cantoni, V. Metlushko, B. Ilic, M. Zhang, S. X. Wang, and R. Bertacco, “Nanosized corners for trapping and detecting magnetic nanoparticles”, Nanotechnology 20, 385501 (2009)

22. O. Hovorka, Y. Liu, K. A. Dahmen, and A. Berger, “Simultaneous determination of inter-granular interactions and intrinsic switching field distributions in magnetic materials”, Appl. Phys. Lett. 95, 192504 (2009)

21. V. Bonanni, D. Bisero, P. Vavassori, G. Gubbiotti, M. Madami, A. O. Adeyeye, S. Goolaup, N. Singh, T. Ono, and C. Spezzani, “Shape and thickness effects on the magnetization reversal of Py/Cu/Co nanostructures”, J. Magn. Magn. Mater. 321, 3038 (2009)

20. A. Brambilla, P. Sessi, M. Cantoni, M. Finazzi, N. Rougemaille, R. Belkhou, P. Vavassori, L. Duò, and F. Ciccacci, “Frustration-driven micromagnetic structure in Fe/CoO/Fe thin films layered systems”, Phys. Rev. B 79, 172401 (2009)

19. Y. Liu, O. Hovorka, A. Berger, and K. A. Dahmen, “Effects of nonuniform exchange and magnetostatic interactions on the determination of intrinsic switching field distributions”, J. Appl. Phys. 105, 123905 (2009)

18. J. Van de Vondel, A. V. Silhanek, V. Metlushko, P. Vavassori, B. Ilic, and V. V. Moshchalkov, “Self-organized mode-locking effect in superconductor/ferromagnet hybrids”, Phys. Rev. B 79, 054527 (2009)

17. M. Madami, S. Tacchi, G. Gubbiotti, V. Bonanni, D. Bisero, P. Vavassori, A. O. Adeyeye, S. Goolaup, N. Singh, “Magnetization reversal and spin waves in exchange coupled NiFe/Cu/Co nanodisks”, J. Appl. Phys. 105, 07C115 (2009)

16. G. Gubbiotti, G. Carlotti, M. Madami, S. Tacchi, P. Vavassori, and G. Socino, “Setup of a new Brillouin light scattering apparatus with submicrometric lateral resolution and its application to the study of spin modes in nanomagnets”, J. Appl. Phys. 105, 07D521 (2009)

15. N. Schildermans, A. Silhanek, J. Sautner , V. Metlushko , P. Vavassori, and V. V. Moshchalkov, “Critical Field Enhancement in Hybrid Superconductor/Ferromagnet Mesoscopic Disks”, J. Appl. Phys. 105, 023918 (2009)

Year 2008

14. S. Polisetty, S. Sahoo, A. Berger, and Ch. Binek, “Temperature dependence of the training effect in exchange coupled all ferromagnetic bilayers”, Phys. Rev. B 78, 184426 (2008)

13. D. T. Robb, Y. H. Xu, O. Hellwig, A. Berger, M. A. Novotny, and P. A. Rikvold, “Evidence for a dynamic phase transition in [Co/Pt]3 magnetic multilayers”, Phys. Rev. B 78, 134422 (2008)

12. P. Vavassori, V. Metlushko, B. Ilic, M. Gobbi, M. Donolato, M. Cantoni, R. Bertacco, “Domain wall displacement in Py square ring for single nanometric magnetic bead detection”, Appl. Phys. Lett. 93, 203502 (2008), (Publication selected for the Virtual Journal of Nanoscale Science & Technology)

11. P. Vavassori, D. Bisero, V. Bonanni, A. Busato, M. Grimsditch, K. M. Lebecki, V. Metlushko, and B. Ilic, “Magnetostatic dipolar domain wall pinning in chains of Permalloy triangular rings micromagnets”, Phys. Rev. B 78, 174403 (2008), (Publication selected for the Virtual Journal of Nanoscale Science & Technology)

10. A. Berger, O. Hovorka, G. Friedman, and E. E. Fullerton, “Non-Linear and Hysteretic Exchange Bias”, Phys. Rev. B 78, 224407 (2008)

9. A. Berger, N. Supper, Y. Ikeda, B. Lengsfield, A. Moser and E. E. Fullerton, “Improved Media Performance in Optimally-Coupled Exchange Spring Layer Media”, Appl. Phys. Lett. 93, 122502 (2008)

8. F. Albertini, L. Nasi, F. Casoli, S. Fabbrici, P. Luches, G. C. Gazzadi, A. di Bona, P. Vavassori, S. Valeri, and S. F. Contri, “Local modification of magnetism and structure in FePt (001) epitaxial thin films by focused ion beam: Two-dimensional perpendicular patterns”, J. Appl. Phys. 104, 053907 (2008)

7. T. Hauet, C. Günther, O. Hovorka, A. Berger, M.-Y. Im, P. Fisher, and O. Hellwig, “Field driven ferromagnetic phase nucleation and propagation in antiferromagnetically coupled multilayer films with perpendicular anisotropy”, Appl. Phys. Lett. 93, 042505 (2008)

6. F. Montoncello, L. Giovannini, F. Nizzoli, P. Vavassori, and M. Grimsditch, “Dynamic origin of first and second order phase transitions in magnetization reversal of elliptical nanodots”, Phys. Rev. B 77, 214402 (2008)

5. Y. Liu, K. A. Dahmen, and A. Berger, “The role of dipolar interactions in the determination of intrinsic switching field distributions”, Appl. Phys. Lett. 92, 222503 (2008)

4. P. Vavassori, V. Bonanni, A. Busato, D. Bisero, G. Gubbiotti, A. O. Adeyeye, S. Goolaup, N. Singh, C. Spezzani, and M. Sacchi, “Magnetostatic and exchange coupling in the magnetization reversal of trilayer nanodots”, J. Phys. D: Appl. Phys. 41, 134014 (2008)

3. J. M. Deutsch and A. Berger, “Ising Dynamics with damping”, Phys. Rev. B 77, 094437 (2008)

2. Y. Liu, K. A. Dahmen, and A. Berger, “Comparative Study of the ∆H(M,∆M)-method reliability for square and triangular lattices”, J. Appl. Phys. 103, 07F504 (2008)

1. P. Vavassori, V. Bonanni, A. Busato , G. Gubbiotti, M. Madami, A. O. Adeyeye, S. Goolaup, N. Singh, C. Spezzani, and M. Sacchi, “Static and dynamical properties of circular NiFe/Cu/Co nanodisks”, J. Appl. Phys. 103, 07C512 (2008)