Paulo Jorge Peixeiro Freitas
AuthID: R-000-EEY
281
TITLE: Low frequency picotesla field detection using hybrid MgO based tunnel sensors Full Text
AUTHORS: Chaves, RC; Freitas, PP; Ocker, B; Maass, W;
PUBLISHED: 2007, SOURCE: APPLIED PHYSICS LETTERS, VOLUME: 91, ISSUE: 10
AUTHORS: Chaves, RC; Freitas, PP; Ocker, B; Maass, W;
PUBLISHED: 2007, SOURCE: APPLIED PHYSICS LETTERS, VOLUME: 91, ISSUE: 10
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ORCID | ResearcherID282
TITLE: Spin-dependent migration-conduction model for ultra-thin magnetic tunnel junctions Full Text
AUTHORS: Yu. G Pogorelov; Lopes, JV ; Ventura, JO ; Freitas, PP; Ferreira, R; Araujo, JP ; Sousa, JB ;
PUBLISHED: 2007, SOURCE: Joint European Magnetic Symposia (JEMS 06) in JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS, VOLUME: 316, ISSUE: 2
AUTHORS: Yu. G Pogorelov; Lopes, JV ; Ventura, JO ; Freitas, PP; Ferreira, R; Araujo, JP ; Sousa, JB ;
PUBLISHED: 2007, SOURCE: Joint European Magnetic Symposia (JEMS 06) in JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS, VOLUME: 316, ISSUE: 2
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ORCID | ResearcherID283
TITLE: Temperature dependence of transport properties and exchange field of NiMn based spin valves Full Text
AUTHORS: Teixeira, JM ; Ventura, J ; Negulescu, B; Araujo, JP ; Fermento, R; Sousa, JB ; Freitas, PP;
PUBLISHED: 2007, SOURCE: Joint European Magnetic Symposia (JEMS 06) in JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS, VOLUME: 316, ISSUE: 2
AUTHORS: Teixeira, JM ; Ventura, J ; Negulescu, B; Araujo, JP ; Fermento, R; Sousa, JB ; Freitas, PP;
PUBLISHED: 2007, SOURCE: Joint European Magnetic Symposia (JEMS 06) in JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS, VOLUME: 316, ISSUE: 2
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ORCID | ResearcherID284
TITLE: Interface stability of magnetic tunnel barriers and electrodes Full Text
AUTHORS: Lamperti, A; Pym, ATG; Eastwood, DS; Cardoso, S ; Wisniowski, P; Freitas, PP; Anderson, GIR; Marrows, CH; Tanner, BK;
PUBLISHED: 2007, SOURCE: 8th Biennial Conference on High Resolution X-Ray Diffraction and Imaging in PHYSICA STATUS SOLIDI A-APPLICATIONS AND MATERIALS SCIENCE, VOLUME: 204, ISSUE: 8
AUTHORS: Lamperti, A; Pym, ATG; Eastwood, DS; Cardoso, S ; Wisniowski, P; Freitas, PP; Anderson, GIR; Marrows, CH; Tanner, BK;
PUBLISHED: 2007, SOURCE: 8th Biennial Conference on High Resolution X-Ray Diffraction and Imaging in PHYSICA STATUS SOLIDI A-APPLICATIONS AND MATERIALS SCIENCE, VOLUME: 204, ISSUE: 8
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ORCID | ResearcherID285
TITLE: Polarized neutron reflectivity studies on granular Co80Fe20/Al2O3 multilayers Full Text
AUTHORS: Bedanta, S; Kentzinger, E; Petracic, O; Kleemann, W; Ruecker, U; Paul, A; Th. Brueckel; Cardoso, S ; Freitas, PP;
PUBLISHED: 2007, SOURCE: 6th International Workshop on Polarised Neutrons in Condensed Matter Investigations in PHYSICA B-CONDENSED MATTER, VOLUME: 397, ISSUE: 1-2
AUTHORS: Bedanta, S; Kentzinger, E; Petracic, O; Kleemann, W; Ruecker, U; Paul, A; Th. Brueckel; Cardoso, S ; Freitas, PP;
PUBLISHED: 2007, SOURCE: 6th International Workshop on Polarised Neutrons in Condensed Matter Investigations in PHYSICA B-CONDENSED MATTER, VOLUME: 397, ISSUE: 1-2
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ORCID | ResearcherID286
TITLE: Interlayer coupling and magnetoresistance of MnIr-based spin valves: Dependencies on deposition rate, spacer thickness, and temperature
AUTHORS: Jose Miguel Teixeira ; Joao Oliveira Ventura ; Rui Pedro Fermento; Joao Pedro Araujo ; Jodo Bessa Sousa ; Susana Cardoso Freitas ; Paulo Jorge Freitas;
PUBLISHED: 2007, SOURCE: IEEE TRANSACTIONS ON MAGNETICS, VOLUME: 43, ISSUE: 7
AUTHORS: Jose Miguel Teixeira ; Joao Oliveira Ventura ; Rui Pedro Fermento; Joao Pedro Araujo ; Jodo Bessa Sousa ; Susana Cardoso Freitas ; Paulo Jorge Freitas;
PUBLISHED: 2007, SOURCE: IEEE TRANSACTIONS ON MAGNETICS, VOLUME: 43, ISSUE: 7
287
TITLE: Improving magnetic field detection limits of spin valve sensors using magnetic flux guide concentrators
AUTHORS: Guedes, A; Almeida, JM; Cardoso, S ; Ferreira, R; Freitas, PP;
PUBLISHED: 2007, SOURCE: 10th Joint Magnetism and Magnetic Materials Conference/International Magnetics Conference in IEEE TRANSACTIONS ON MAGNETICS, VOLUME: 43, ISSUE: 6
AUTHORS: Guedes, A; Almeida, JM; Cardoso, S ; Ferreira, R; Freitas, PP;
PUBLISHED: 2007, SOURCE: 10th Joint Magnetism and Magnetic Materials Conference/International Magnetics Conference in IEEE TRANSACTIONS ON MAGNETICS, VOLUME: 43, ISSUE: 6
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ORCID | ResearcherID288
TITLE: Noise characteristics and particle detection limits in diode plus MTJ matrix elements for biochip applications
AUTHORS: Cardoso, FA ; Ferreira, R; Cardoso, S ; Conde, JP; Chu, V ; Freitas, PP; Germano, J ; Almeida, T ; Sousa, L ; Piedade, MS ;
PUBLISHED: 2007, SOURCE: 10th Joint Magnetism and Magnetic Materials Conference/International Magnetics Conference in IEEE TRANSACTIONS ON MAGNETICS, VOLUME: 43, ISSUE: 6
AUTHORS: Cardoso, FA ; Ferreira, R; Cardoso, S ; Conde, JP; Chu, V ; Freitas, PP; Germano, J ; Almeida, T ; Sousa, L ; Piedade, MS ;
PUBLISHED: 2007, SOURCE: 10th Joint Magnetism and Magnetic Materials Conference/International Magnetics Conference in IEEE TRANSACTIONS ON MAGNETICS, VOLUME: 43, ISSUE: 6
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TITLE: Transport properties of low resistance underoxidized magnetic tunnel junctions
AUTHORS: Ventura, J ; Ferreira, R; Teixeira, JM ; Pereira, AM ; Araujo, JP ; Pogorelov, Y ; Sousa, JB ; Freitas, PP;
PUBLISHED: 2007, SOURCE: 10th Joint Magnetism and Magnetic Materials Conference/International Magnetics Conference in IEEE TRANSACTIONS ON MAGNETICS, VOLUME: 43, ISSUE: 6
AUTHORS: Ventura, J ; Ferreira, R; Teixeira, JM ; Pereira, AM ; Araujo, JP ; Pogorelov, Y ; Sousa, JB ; Freitas, PP;
PUBLISHED: 2007, SOURCE: 10th Joint Magnetism and Magnetic Materials Conference/International Magnetics Conference in IEEE TRANSACTIONS ON MAGNETICS, VOLUME: 43, ISSUE: 6
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ORCID | ResearcherID290
TITLE: Distribution of blocking temperatures in nano-oxide layers of specular spin valves Full Text
AUTHORS: Ventura, J ; Araujo, JP ; Sousa, JB ; Veloso, A; Freitas, PP;
PUBLISHED: 2007, SOURCE: JOURNAL OF APPLIED PHYSICS, VOLUME: 101, ISSUE: 11
AUTHORS: Ventura, J ; Araujo, JP ; Sousa, JB ; Veloso, A; Freitas, PP;
PUBLISHED: 2007, SOURCE: JOURNAL OF APPLIED PHYSICS, VOLUME: 101, ISSUE: 11
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