Magnetic Nanostructures Group

Plenary

1.- M.R. Fitzsimmons, A. Hoffmann, C. Leighton, I.K. Schuller, J. Nogués, D. Lederman, H. Shi, C.F. Majkrzak, J.A. Dura, J.W. Seo, J.P. Locquet “Influence of structural disorder and temperature on magnetization reversal in exchange coupled bilayers” (PLENARY) Polarized Neutrons and Synchrotron X-rays for Magnetism Venezia, Italy Aug. 4-6, 2003

2.- V. Skumryev, S. Stoyanov, Y. Zhang, G. Hadjipanayis, D. Givord, J. Nogués “Overcoming thermal fluctuations in ferromagnetic nanostructures using exchange bias” (PLENARY) International Workshop on Nanomagnetism La Habana, Cuba Nov. 15-19, 2004

Invited Talks

1.- J. Nogués "Exchange Bias and its Connection to Interface Structure in FeF2/Fe Bilayers"(INVITED) American Physical Society Meeting Kansas City, USA March 17-21, 1997

2.- B. Miller, B. Hill, J. Johsson, V. Ström, K.V. Rao, J. Nogués, I.K. Schuller, E.D. Dahlberg "Measurements of the Ferromagnetic/Antiferromegnetic Exchange Coiupling Energy in Co/CoO and Fe/FeF2 Layers" (INVITED) Int. Conf. on Magnetism and Magnetic Materials San Francisco, USA Jan. 6-9, 1998

3.- M.D. Baró, X. Amils, J. Nogués, S. Suriñach, J.S. Muñoz, S. Gialanella “Order-Disorder Transitions in Nanocrystalline Ball Milled Fe-40Al at. % Alloy” (INVITED) NANOS 98 Stockholm, Sweden 15-19 June 1998

4.- G. Güntherodt, P. Miltényi, M. Gruyters, J. Nogués, I.K. Schuller, C. Mathieu, M. Bauer, J. Bassbender, B. Hillebrands, R. Jungblut, J. Kohlhepp, A. Reinders “Spin Waves in Exchange Bias Systems Studied By Light Scattering” (INVITED) MMM Conference Miami, USA 9-12 Nov. 1998

5.- X. Amils, J. Nogués, S. Suriñach, M.D. Baró “Ball-Milling Order-Disorder Transition in Fe-40at%Al” (KEY NOTE) ISMANAM Wollongong, Australia Dec. 1998

6.- K.V. Rao, R. Ortega, J. Nogués, J.S. Muñoz, A. Inoue “Local Magnetic Structure of Bulk Glassy Nd-Fe-Al: Low Field ac-Susceptibility and High Field dc- Magnetic Studies” (INVITED) MRS-Spring Meeting San Francisco, USA 5-9 April, 1999

7.- X. Amils, C. Ballesteros, M.D. Baró, S. Gialanella, M.R. Ibarra, A. Hernando, L. Lutteroti, C. Marquina, J.S. Muñoz, J. Nogués, S. Suriñach “Magnetic, Structural, Mechanic and Thermal Properties of Nanostructured FeAl Alloys During Disordering and Thermal Reordring” (INVITED) Int. Worshop on Metastable Phases Bolognia, Italy 7-9 April 1999

8.- P. Miltenyi, M. Gierlings, U. May, G. Guntherodt, J. Nogués, I.K. Schuller “Microscopic Origins of Exchaneg Bias at Antiferromagnetic/Ferromagnetic Interfaces” (INVITED) Frontiers in Magnetism Stockholm, Sweden 12-15 Aug. 1999

9.- J. Sort, J. Nogués, X. Amils, S. Suriñach, J.S. Muñoz, M.D. Baró “Enhancement of Coercivity by Mechanical Alloying Ferromagneic And Antiferroamgnetic Materials” (KEY NOTE) ISMANAM Dresden, Germany 28 Aug. - Sept. 2 1999

10.- M.R. Fitzsimmons, P. Yashar, C. Leighton, I.K. Schuller, J. Nogués, C.F. Majkrzak, J. Dura “45o Exchange Coupling Across the Fe-FeF2 interface” (INVITED) Int. Conf. on Magnetism and Magnetic Materials San Jose, USA 15-18 Nov. 1999

11.- I.K. Schuller, A. Hoffmann, Y. Jaccard, M.C. Cyrille, F. Sharifi, J. Martín, M. Velez, J.L. Vicent, J. Nogués, J.M. George, M. Grimsditch, M.J. va Bael, K. Temst, C. Van Haesendonck, V.V. Moshchalkov, Y. Bruyseraede “Flux pinning in a superconductor by arrays of submicron magnetic dots” (INVITED) Int. Conference on Materials and Mechanisms of Superconductivity and High temperature Superconductors Houston, USA 20-25 Feb. 2000

12.- X. Amils, J. Nogués, S. Suriñach, J.S. Muñoz, , M.D. Baró “Disordering and ordering process in ball milled Fe-40 Al at. % intermetallioc alloys” (INVITED) Int. Workshop in Interface Controlled Materials: Research and Design St. Petersburg, Rusia June 7-9 2000

13.- D.G. Morris, M.A. Muñoz-Morris, X. Amils, J. Nogues, S. Suriñach, M.D. Baro “Disordering of B2 intermetallics by ball milling, with particular attention to FeAl” (INVITED) ISMANAM Oxford, United Kingdom July, 9-14, 2000

14.- I.K. Schuller, C. Leighton, K. Liu, J. Nogués, A. Hoffman, M. Fitzsimmons, P. Miltenyi, G. Guntherodt “Excahnge Bias” (INVITED) International Conference on Magnetism 2000 Recife, Brasil 6-11 Aug. 2000

15.- J. Sort, J. Nogués, S. Suriñach, J.S. Muñoz, M.D. Baró “Exchange coupling enhancement of the room temperature coercivity in Ball milled antiferromagentic ferromagnetic composites” (INVITED) NANOS 2000 Sendai, Japan Aug. 20-25 2000

16.- J. Baruchel, E. Boller, H. Klein, P.C. de Camargo, J. Nogués “Synchrotron Radiation topographic observation of ‘exotic’ magnetic domains” Conference on High Ressolution X-ray Diffraction and Topography Ustron-JAszowiec, Poland Sept. 13-15, 2000

17.- J. Nogués, C. Leighton, I.K. Schuller, M. Fitzsimmons, A. Hoffmann, L. Morellon, M.R. Ibarra “Unusal properties FeF2-Fe and MnF2-Fe bilayers: new challanges for rxchange bias properties” (INVITED) Int. Workshop on “Exchange Bias in Heterolayer systems” Diusburg, Geramny Oct. 27, 2000

18.- J. Nogues “Giant magnetostriction and magnetostriction magnetc domain imaging in submicron magnetic dots” (INVITED) American Physical Society Meeting Seattle, USA March, 12-16, 2001

19.- J. Sort, J. Nogués, S. Suriñach, J.S. Muñoz, E. Chappel, F. Dupont, G. Chouteau, M.D. Baró “Structural and Magnetic Characterization of Ball milled hard magnetic (SmCo5) + antiferromagnetic (NiO, CoO) powders” (KEY NOTE) ISMANAM Ann Arbour, USA June, 24-29, 2001

20.- C. Leighton, M. Fitzsimmons, P. Yashar, A. Hoffmann, J. Nogués, J. Dura, C.F. Marjkzak, I.K. Schuller “Magnetization Reversal Asymmetry and Exchange Bias” (INVITED) Symp. on Metallic Multilayers Aachen, Germany June, 24-29, 2001

21.- J. Nogués, J. Sort, S. Suriñach, J.S. Muñoz, M.D. Baró “Coercivity enhancementr in ferromagnetic antiferromagnetic composites” (INVITED) Reunión Nacional de Estado Solido Calella, Spain Feb. 6-8, 2002

22.- E.D. Dahlberg, T. Gredig, I.N. Krivorotov, C. Leihghton, J. Nogués, I.K. Schuller, A.M. Goldman “The use of the anisotropic magnetoresistance to study exchange coupling” (INVITED) INTERMAG Amsterdam, Netherlands April 29- May 2, 2002

23.- J. Nogués, C. Leighton, M. Fitzsimmons, A. Hoffmann, K. Liu, M. Pechan, I.N. Krivorotov, E.D. Dahlberg, I.K. Schuller “Unsusal properties in exchange biased bilayers” (INVITED) IUMRS - International Conference on Electronic Materials Xian, China June 10-14, 2002

24.- K. Liu, J. Nogués, C. Leighton, I.K. Schuller, S.M. Baker, M. Tuominen, T.P. Russel, H. Masuda, K. Nishio “Exchange biased magnetic nanostructures” (INVITED) Symposium on Magnetoelectronics and Superconducting Electrical Engineering Beijing, China Aug. 15-18, 2002

25.- E.D. Dahlberg, I.N. Krivorotov, C. Leighton, J. Nogués, I.K. Schuller “Complex exchange anisotropy in MnF2/Fe bilayers” (INVITED) International Materials Research Congress Cancún, Mexico Aug. 25-29, 2002

26.- J. Sort, J. Nogués, S. Suriñach, J.S. Muñoz, M.D. Baró “Coercivity enhancement of Sr-ferrites in ferromagnetic-antiferromagentic composites processed by ball milling and subsequent heat treatments” (INVITED) ISMANAM Seoul, Korea Sept. 8-12, 2002

27.- M.R. Fitzsimmons, C. Leighton, J. Nogués, A. Hoffmann, K. Liu, C.F. Majkrzak, J.A. Dura, J.R. Groves, R.W. Spinger, P.N. Arendt, V. Leiner, H. Lauter, H. Fritzsche, I.K. Schuller “Magnetization reversal in exchange biased films” (INVITED) International Conference on Surface X-rays and Neutron Scattering Lake Tahoe, USA Sept. 23-27, 2002

28.- M.I. Montero, K. Liu, O.M. Stoll, A. Hoffmann, J.J. Ackerman, J.I. Martín, J.L. Vicent, S.M. Baker, T.P. Russell, C. Leighton, J. Nogués, I.K. Schuller “Proximity effect and magnetic nanostructures” (KEY NOTE) Trends in Nanotechnology TNT Santiago de Compostela, Spain Sept. 9-13, 2002

29.- E.D. Dahlberg, I.N. Krivorotov, C. Leighton, J.Nogués, I.K. Schuller “Complex exchange anisotropy in Fe/MnF2 bilayers” (INVITED) MRS Fall Meeting Boston, USA Dec. 2-6, 2002

30.- I.K. Schuller, M.I. Montero, I.V. Roshchin, J.I. Martín, M. Vélez, J. Nogués, A. Hoffmann, P. Prieto, J.L. Vicent, O. Stoll, K. Liu, S.M. Baker, T.P. Russell, C. Leighton, H. Masuda, K. Nishio “Nanostructures and the proximity effect”(INVITED) International Workshop on Magnetism, Hysteresis and the FORC method Davis, USA April 25-27, 2003

31.- T. Endo, K. Yoshii, M. Ogata, T. Sakurada, J. Nogués, J. Colino “LBMO thin film fabrication and nano double structures and microwave magnetic properties” (INVITED) International Conference on Composites/Nano Engeneering New Orleans, USA July, 20-26, 2003

32.- K. Liu,L. Zhao, P. Klavins, F.E. Osterloh, J. Nogués, C. Leighton, H. Matsuda, K. Nishio, I.V. Roshchin, I.K. Schuller “Synthesis and thermal stability on nanomagnets” (INVITED) International Conference on Composites/Nano Engeneering New Orleans, USA July, 20-26, 2003

33.- I.N. Krivorotov, T. Gredig, C. Leighton, J. Nogués, I.K. Schuller, E.D. Dahlberg “A microscopic understanmding of exchange anisotropy in Fe/MnF2 bilayers” (INVITED) International Colloquium on Magnetic Films and Surfaces Madrid, Spain July, 22-25, 2003

34.- J. Nogués, J. Sort, S. Suriñach, J.S. Muñoz, M.D. Baró, S. de Brion, G. Chouteau, V. Skumryev, G.C. Hadjipanayis, E. Pina, J.M. Gonzalez, A. Hernando “Coercivity and squareness enhancement by ferromagnetic – antiferromagnetic exchange coupling” (INVITED) International Conference on Magnetism Roma, Italy July 27- Aug. 1, 2003

35.- I.K. Schuller, J. Nogués, C. Leighton, K. Liu, M. Fitzsimmons, B. Berschoten, G. Güntherodt “Structure, reversal and exchange bias in ferromagnetic-antiferromagnetic bilayers” (INVITED) International Conference on Magnetism Roma, Italy July 27- Aug. 1, 2003

36.- E.D. Dahlberg, I.N. Krivorotov,C. Leighton, J. Nogués, I.K. Schuller “A physical model for exchange bias: exchange anisotropy in Fe/MnF2” (INVITED) International Materials Research Congress Cancún, Mexico Aug. 17-21, 2003

37.- J. Sort, J. Nogués, A. Zhilyaev, M. Zielinska, S. Suriñach, J.S. Muñoz, M. Wojcik, E. Jedryka, S. Nadolski, M.D. Baró “Severe plastic deformation effects induced in cobalt by ball milling and high pressure torsion” (INVITED) ISMANAM Foz d’Iguaçu, Barizil Aug. 24-28, 2003

38.- J. Nogués, J. Sort, V. Langalis, S. Doppiu, S. Suriñach, J.S. Muñoz, M.D. Baró, V. Skumryev, G.C. Hadjipanayis, S. de Brion, G. Chouteau “Coercivity enhancement in antiferromagnetic-ferromagnetic (oxide-metal) composites” (INVITED) IUMRS-ICAM Yokohama, Japan Oct. 8-13, 2003

39.- J. Nogués, V. Langalis, J. Sort, S. Doppiu, B. Dieny, Ch. Laurent, S. Suriñach, J.S. Muñoz, M.D. Baró “Structural and Magnetic properties of metallic-oxide nanocomposites obtained from the reduction of oxides” (INVITED) Satellite Seminar on Variety of Oxide Materials and Properties Tsukuba, Japan Oct. 14, 2003

40.- J. Sort, S. Suriñach, J.S. Muñoz, M.D. Baró, M. Wojcik, E. Jedryka, S. Nadolski, N. Sheludko, J. Nogués “Role of stacking faults in the structural and magnetic properties of ball milled Co” (INVITED) Materials Science and Technology 2003 (Fall Meeting of the TMS Society) Chicago, USA Nov. 9-12, 2003

41.- J. Eisenmenger, Z. Li, O. Petracic, I.V. Roshchin, K. Liu, J. Nogués, C. Leighton, H. Masuda, K. Nishio, I.K. Schuller “Exchange biased nanostructures” (INVITED) Deutsche Physikalische Gesellschaft (DPG) Regensburg, Germany March 8-12, 2004

42.- J. Eisenmenger, W. Keune, T. Klein, V. Kuncser, K. Liu, W.A.A. Macedo, M.D. Martins, J. Nogués, R. Röhlsberger, R. Rueffer, B. Sahoo, I.K. Schuller “Ferromagnetic spin structure in exchange biased Fe/MnF2 and Fe/FeF2 layer systems” (INVITED) European Workshop on Nuclear Resonant Scattering for the Study of Nanoscale Structures Grenoble, France 24 - 26 March 2004

43.- J.Nogués, V. Skumryev, S. Stoyanov, Y. Zhang, G. Hadjipanayis, D. Givord “Overcoming thermal fluctuations in ferromagnetic nanostructures using exchange bias” (INVITED) International Conference on Composites/Nano Engeneering (ICCE-11) Hilton Head, USA 8-14 Aug. 2004

44.- J. Nogués, V. Skumryev, S. Stoyanov, Y. Zhang, G. Hadjipanayis, D. Givord, V. Langlais, J. Sort, S. Doppiu, Ch. Laurent, B. Dieny, J.S. Muñoz, S. Suriñach, M.D. Baró “Exchange Bias in nanoparticles” (INVITED) International Materials Research Congress Cancun, Mexico 22-26 Aug. 2004

45.- I.N. Krivorotov, C. Leighton, J. Nogués, I.K. Schuller, E.D. Dahlberg “A microscopic understanding of exchange anisotropy in Fe/MnF2 bilayers” International Materials Research Congress Cancun, Mexico 22-26 Aug. 2004

46.- V. Langlais, S. Doppiu, J. Sort, B. Dieny, Ch. Laurent, S. Suriñach, V. Skumryev, J.S. Muñoz, M.D. Baró, J. Nogués “Synthesis and characterization of ferromagnetic – antiferromagnetic nanocomposites by controlled reduction under H2 atmosphere” (INVITED) ISMANAM Sendai, Japan 22-26 Aug. 2004

47.- J. Nogués “Exchange bias in nanostructures” (INVITED) ULTRABIAS Summer School Anglet, France Sept. 12-16, 2004

48.- B. Beschoten, S. Oertker, A. Tillmanns, G. Güntherodt, C. Leighton, J. Nogués, I.K. Schuller “All-optical static and dynamic magnetization reversal in exchange bias systems” (INVITED) ULTRABIAS Summer School Anglet, France Sept. 12-16, 2004

49.- J.Nogués, V. Skumryev, S. Stoyanov, Y. Zhang, G. Hadjipanayis, D. Givord “Overcoming Thermal Fluctuations in Ferromagnetic Nanostructures Using Exchange Bias” (INVITED) International Workshop on Exchange Bias in Magnetic Nanostructures Anglet, France Sept. 16-18, 2004

50.- V. Skumryev, S. Stoyanov, Y. Zhang, G. Hadjipanayis, D. Givord, J. Sort, S. Suriñach, J.S. Muñoz, D. Baró, J.Nogués “Overcoming Thermal Fluctuations in Ferromagnetic Nanostructures Using Exchange Bias” (INVITED) International Conference in Fine Particle Magnetism London, United Kingdom Sept. 20-22, 2004

51.- J. Nogués “Magnetic nanoparticles: coping with the ever increasing magnetic recording density" (INVITED) NanoCluster School Madrid, Spain Oct. 25-28, 2004

52.- J. Sort, F. Garcia, V. Baltz, S. Auffret, B. Rodmacq, M. Fraune, G. Güntherodt, M.D. Baró, J. Nogués, B. Dieny “Exchange bias effects in systems with perpendicular-to-plane magnetic anisotropy” (INVITED) International Conference on Magnetism and Magnetic Materials Jacksonville, USA Nov. 7-11, 2004

53.- J. Nogués, V. Skumryev, S. Stoyanov, Y. Zhang, G. Hadjipanayis, D. Givord, K. Liu, C. Leighton, H. Masuda, K. Nishio, I.V. Roshchin, I.K. Schuller, J. Esenmenger, J. Sort, J.S. Muñoz, S. Suriñach, M.D. Baró “Overcoming thermal fluctuations in ferromagnetic nanostructures using exchange bias” (INVITED) American Vacuum Society Meeting Anaheim, USA Nov. 14-19, 2004

54.- J. Nogués, J. Sort, A. Hoffmann, S.H. Chung, K. Buchanan, M. Grimsditch, M.D. Baró, B. Dieny “Exchange Biased vortices in submicron ferromagnetic-antiferromagnetic dots” (INVITED) Encontro Nacional de Física da Materia Condensada Santos, Brazil May 10-14, 2005

55.- D. Givord, C. Macovei, F. Ingwiller, V.M.T.S. Barthem, J. Nogués, V. Skumryev, J. Sort “Exchange coupled nanostructured magnetic materials” (INVITED) Matter, Materials and Devices Meeting Genova, Italy June, 22-25, 2005

56.- J. Sort, J. Nogués, S. Suriñach, J.S. Muñoz, I. Margiolaki, A. Fitch, M. Wojcik, E. Jedryka, S. Nadolski, A. Zhilyaev, M.D. Baró “Microsrtucture, phase transformations, mechanical and magnetic properties of disordered cobalt” (INVITED) ISMANAM Paris, France July 3-7, 2005

57.- J. Nogués, M. Gich, A. Roig, J. Sort, C. Frontera, M. Popovici, V. Skumryev, W.A.A. Macedo, H.R. Rechenberg, E. Molins “Large room temperature coercivity in -Fe2O3 nanoparticles” (INVITED) International Conference on Composites/Nano Engeneering (ICCE-12) Santa Cruz de Tenerife, Sapin Aug. 1-6, 2005

58.- J. Sort, A. Hoffmann, S.H. Chung, K. Buchanan, G. Salazar, M. Grimsditch, M.D. Baró, B. Dieny, J. Nogués “Exchange biased vortices in lithographed ferromagnetic-antiferromagnetic circular dots” (INVITED) Iternational Materials Congress Cancun, Mexico Aug. 21-26, 2005

59.- M. Gich, A. Roig, C. Frontera, E. Molins, J. Sort, J. Nogués, M. Popovici “Sol-gel syntheis of epsilon-Fe2O3 nanoparticles and tuning of the material magnetic properties” (HIGHLIGHTED ABSTRACT) European Congress on Advances Materials and Processes Praghe, Czech Republic 5-8 Sept. 2005

60.- T. Endo, H. Zhu, M. Okada, A. Akiba, K. Nakanishi, J. Nogués, J.S. Muñoz, J. Colino “Phase separation and magnetostriction in LBMO thin films” (INVITED) International Conference on Optoelectronic Materials and Thin Films for Advanced Technology Kochi, India 24-27 Oct. 2005

61.- W.A.A. Macedo, M.D. Martins, B. Sahoo, V. Kuncer, W. Keune, J. Eisenmenger, R. Rohlsberger, J. Nogués, K. Liu, K. Schlage, I. Felner, I.K. Schuller, R. Ruffer “CEMS and NRS investigation of spin structure in exchange biased Fe/MnF2 bilayers” (INVITED) Latin American Congress of Surface Science and its Applications Angra dos Reis, Brazil 5-9 Dec. 2005

62.- J. Sort, S. Brück, V. Baltz, S. Suriñach, J.S. Muñoz, B. Dieny, M.D. Baró, J. Nogués “Exploiting exchange bias length scales to fully Taylor double shifted hysteresis loops” (INVITED) Reunión Nacional de Física de Estado Solido Alicante, Spain 1-3 Feb. 2006

63.- W.A.A. Macedo, M.D. Martins, B. Sahoo, V. Kuncer, W. Keune, J. Eisenmenger, R. Rohlsberger, O. Leopold, J. Nogués, K. Liu, K. Schlage, I. Felner, R. Ruffer, I.K. Schuller. “Investigation of spin structure in exchange biased Fe/MnF2 and Fe/FeF2 bilayers” (INVITED) Brazilian-German Workshop on Applied Surface Science Rio de Janeiro, Brazil 3-7 April 2006

64.- J. Sort, A. Concustell, E. Menéndez, S. Suriñach, K.V. Rao, S.C. Deevi, J. Nogués, M.D. Baró “Ferromagnetism induced by structural disorder in Fe60Al50 intermetallic alloy: A way to fabricate periodic arrays of micron and submicron magnetic structures” (INVITED) Workshop on Metastable and Nanostruyctured Materials Rio de Janeiro, Brazil 5-8 June, 2006

65.- D. Givord, C. Macovei, F. Ingwiller, V.M.T.S. Barthem, J. Nogués, V. Skumryev, J. Sort “Exchange coupled nanostructured magnetic materials” (INVITED) Workshop on Metastable and Nanostruyctured Materials Rio de Janeiro, Brazil 5-8 June, 2006

66.- J. Nogués, G. Salazar-Alvarez, J. Sort, A. Uheida, M. Muhammed, S. Suriñach, M.D. Baró “Tuning of the superparamagnetic blocking temperature of -Fe2O3 nanoparticles in bi-magnetic core-shell structures” (INVITED) International Workshop on Non-Crystalline Solids Gijon, Spain 20-23 June, 2006

67.- J. Nogués, J. Sort, S. Brück, A. Hoffmann, K.S. Buchanan, G. Salazar-Alvarez, V. Baltz, S.H. Chung, V. Novosad, S. Suriñach, J.S. Muñoz, B. Dieny, M.D. Baró “Tailoring hysteresis loops of ferro-/antiferromagnetic systems by imprinting different magnetization states in the antiferromagnet” (INVITED) Joint European Magnetic Symposia San Sebastian, Spain 26-30 June, 2006

68.- J. Sort, K.S. Buchanan, M. Grimsdicht, S.H. Chung, V. Novosad, A. Hoffmann, G. Salazar-Alvarez, M. D. Baró, B. Dieny, J. Nogués “Using exchange bias to control magnetic vortices” (INVITED) Joint European Magnetic Symposia San Sebastian, Spain 26-30 June, 2006

69.- J. Nogués, J. Sort, V. Langlais, V. Skumryev, S. Suriñach, J.S. Muñoz, M.D. Baró “Exchange bias in nanostructures: at the Herat of spintronic devices” (INVITED) European Magnetic Sensors and Actuators Bilbao, Spain 3-7 July, 2006

70.- J. Nogués, G. Salazar-Alvarez, J. Sort, A. Uheida, M. Muhammed, S. Suriñach, M.D. Baró “Tuning of the superparamagnetic blocking temperature of -Fe2O3 nanoparticles in bi-magnetic core-shell structures” (INVITED) International Conference of Composites and Nano-Engineering Broomfield, USA 3-7 July, 2006

71.- J. Nogués J. Sort, A. Hoffmann, K.S. Buchanan, S.H. Chung, M. Grimsdicht,, V. Novosad, G. Salazar-Alvarez, M. D. Baró, B. Dieny “New asymmetric reversal mode in ferromagnetic antiferromagnetic dots due to imprinted vortices” (INVITED) International Conference on Magnetism Kyoto, Japan 20-25 Aug., 2006

72.- J. Sort, A. Concustell, E. Menendez, S. Suriñach, K.V. Rao, J. Farran, S.C. Deevi, J. Nogués, M.D. Baró “Arrays of micron and submicron magnetic structures prepared by nanoindentation of non-magnetic substrates” (INVITED) International Symposium on Metastable and Nano Materials” Warsaw, Poland 27-31 Aug. 2006

73.- J. Nogués, G. Salazar-Alvarez, J. Sort, A. Uheida, M. Muhammed, S. Suriñach, M.D. Baró “Tuning of the superparamagnetic blocking temperature of -Fe2O3 nanoparticles in bi-magnetic core-shell structures” (INVITED) International Open Seminar on Oxides and Nano-magnetics Tsu, Japan 26,31 Aug. 2006

74.- G. Salazar-Alvarez, J. Sort, A. Uheida, M. Muhammed, S. Suriñach, M.D. Baro, J. Nogués “Enhancing the superparamagnetic blocking temperature of nanoparticles in bi-magnetic core-shell structures” (INVITED) European Materials Research Society Fall Meeting Warsaw, Poland 4-8 Sept. 2006

75.-J. Nogués “Using exchange bias to control magnetic vortices” (INVITED) American Physical Society Meeting, Denver, USA        5-9 March, 2007

76.-J. Nogués, G. Salazar-Alvarez, J. Sort, S. Suriñach, M.D. Baró “Size dependent exchange bias in invertid core-shell (antiferromagnetic-antiferromagnetic) nanoparticles” (INVITED) Magnetic Nanoparticles: Challenges and Future Prospects. Leiden, The Netherlands 18-22 June, 2007

77.-J. Nogués, J. Sort, V. Langlais, V. Skumryev, S. Suriñach, M.D. Baró “Exchange bias in nanostructures : at the heart of spintronic devices” (INVITED) International Vacuum Congress, Stockholm, Sweden 2-6 July, 2007

78.-A. Hoffmann, J. Sort, K.S. Buchanan, K.Y. Guslienko, G. Salazar-Alvarez, E. Menendez, S.H. Chung, V. Novosad, M. Grimsditch, J.E. Pearson, A. Bollero, M.D. Baró, M. Miron, B. Rodmacq, B. Dieny, J. Nogués
“Exchange biased vortices” (INVITED) Symposium on Metallic Multilayers, Perth, Australia  15-19 Oct. 2007

79.-J. Sort, E. Menedez, M.O. Leidke. T. Strache, J. Fassbender, T. Gemming, A. Weber, L.J. Heyderman, S. Suriñach, A. Concustell, K.V. Rao, S.C. Deevi, M.D. Baró, J. Nogués “Micro- and nanoscale patterning of paramagnetic FeAl alloys by means of nanoindentation or selective ion irradiation” (INVITED) Workshop on Nanolithography Zaragoza, Spain   23-25 Oct. 2007

80.-J. Sort, A. Hoffmann, K.S. Buchanan, J.E. Pearson, E. Menéndez, G. Salazar-Álvarez, V. Novosad, M. Miron, P. Gambardella, A. Weber, L.J. Heyderman, M.D. Baró, B. Rodmacq, B. Dieny, J. Nogués “Controlling magnetic vortices in circular and elliptical dots using exchange bias” (INVITED) Conference on Magnetism and Magnetic Materials, Tampa, USA 5-9 Nov. 2007