Ricardo Alexandre de Matos Antunes Ferreira
AuthID: R-000-FA7
1
TITLE: Second harmonic injection locking of coupled spin torque vortex oscillators with an individual phase access
AUTHORS: Martins, Leandro; Jenkins, Alex S.; Borme, Jerome; Ventura, Joao; Freitas, Paulo P.; Ferreira, Ricardo;
PUBLISHED: 2023, SOURCE: COMMUNICATIONS PHYSICS, VOLUME: 6, ISSUE: 1
AUTHORS: Martins, Leandro; Jenkins, Alex S.; Borme, Jerome; Ventura, Joao; Freitas, Paulo P.; Ferreira, Ricardo;
PUBLISHED: 2023, SOURCE: COMMUNICATIONS PHYSICS, VOLUME: 6, ISSUE: 1
INDEXED IN: 
Scopus 
WOS
Scopus WOS2
TITLE: Wideband High-Resolution Frequency-to-Resistance Converter Based on Nonhomogeneous Magnetic-State Transitions
AUTHORS: Alex S Jenkins; Lara San Emeterio Alvarez; Roberta Dutra; Ruben L Sommer; Paulo P Freitas; Ricardo Ferreira;
PUBLISHED: 2020, SOURCE: PHYSICAL REVIEW APPLIED, VOLUME: 13, ISSUE: 1
AUTHORS: Alex S Jenkins; Lara San Emeterio Alvarez; Roberta Dutra; Ruben L Sommer; Paulo P Freitas; Ricardo Ferreira;
PUBLISHED: 2020, SOURCE: PHYSICAL REVIEW APPLIED, VOLUME: 13, ISSUE: 1
INDEXED IN: Scopus WOS
Scopus WOS3
TITLE: Effect of Time and Temperature on the Recovery of Fucoidans and Phlorotannins from Fucus vesiculosus Full Text
AUTHORS: Ricardo M Ferreira; Ana Ramalho; Rui Costa; Rui Pereira; Artur M S Silva; Susana M Cardoso;
PUBLISHED: 2020, SOURCE: MARINE DRUGS, VOLUME: 18, ISSUE: 1
AUTHORS: Ricardo M Ferreira; Ana Ramalho; Rui Costa; Rui Pereira; Artur M S Silva; Susana M Cardoso;
PUBLISHED: 2020, SOURCE: MARINE DRUGS, VOLUME: 18, ISSUE: 1
INDEXED IN: WOS
WOS4
TITLE: Digital and analogue modulation and demodulation scheme using vortex-based spin torque nano-oscillators Full Text
AUTHORS: Alex S Jenkins; Lara San Emeterio Alvarez; Paulo P Freitas; Ricardo Ferreira;
PUBLISHED: 2020, SOURCE: SCIENTIFIC REPORTS, VOLUME: 10, ISSUE: 1
AUTHORS: Alex S Jenkins; Lara San Emeterio Alvarez; Paulo P Freitas; Ricardo Ferreira;
PUBLISHED: 2020, SOURCE: SCIENTIFIC REPORTS, VOLUME: 10, ISSUE: 1
INDEXED IN: Scopus WOS
Scopus WOS5
TITLE: Nanoscale true random bit generator based on magnetic state transitions in magnetic tunnel junctions Full Text
AUTHORS: Alex S Jenkins; Lara San Emeterio Alvarez; Paulo P Freitas; Ricardo Ferreira;
PUBLISHED: 2019, SOURCE: SCIENTIFIC REPORTS, VOLUME: 9, ISSUE: 1
AUTHORS: Alex S Jenkins; Lara San Emeterio Alvarez; Paulo P Freitas; Ricardo Ferreira;
PUBLISHED: 2019, SOURCE: SCIENTIFIC REPORTS, VOLUME: 9, ISSUE: 1
INDEXED IN: Scopus WOS
Scopus WOS6
TITLE: Reading magnetic ink patterns with magnetoresistive sensors Full Text
AUTHORS: Merazzo, KJ; Costa, T; Franco, F; Ferreira, R; Zander, M; Tuerr, M; Becker, T; Freitas, PP; Cardoso, S;
PUBLISHED: 2018, SOURCE: 62nd Annual Conference on Magnetism and Magnetic Materials (MMM) in AIP ADVANCES, VOLUME: 8, ISSUE: 5
AUTHORS: Merazzo, KJ; Costa, T; Franco, F; Ferreira, R; Zander, M; Tuerr, M; Becker, T; Freitas, PP; Cardoso, S;
PUBLISHED: 2018, SOURCE: 62nd Annual Conference on Magnetism and Magnetic Materials (MMM) in AIP ADVANCES, VOLUME: 8, ISSUE: 5
INDEXED IN: Scopus WOS
Scopus WOS7
TITLE: Thermal FMR Spectral Characterization of Very Low RA In-Plane MgO Magnetic Tunnel Junctions
AUTHORS: Ana V Silva; Ricardo Ferreira; Elvira Paz; Diana C Leitao; Thibaut Devolder; Susana Cardoso; Paulo P Freitas;
PUBLISHED: 2017, SOURCE: IEEE International Magnetics Conference (Intermag) in IEEE TRANSACTIONS ON MAGNETICS, VOLUME: 53, ISSUE: 11
AUTHORS: Ana V Silva; Ricardo Ferreira; Elvira Paz; Diana C Leitao; Thibaut Devolder; Susana Cardoso; Paulo P Freitas;
PUBLISHED: 2017, SOURCE: IEEE International Magnetics Conference (Intermag) in IEEE TRANSACTIONS ON MAGNETICS, VOLUME: 53, ISSUE: 11
INDEXED IN: Scopus WOS
Scopus WOS8
TITLE: Linearization of Magnetic Sensors With a Weakly Pinned Free-Layer MTJ Stack Using a Three-Step Annealing Process
AUTHORS: Paz, E; Ferreira, R; Freitas, PP;
PUBLISHED: 2016, SOURCE: IEEE TRANSACTIONS ON MAGNETICS, VOLUME: 52, ISSUE: 7
AUTHORS: Paz, E; Ferreira, R; Freitas, PP;
PUBLISHED: 2016, SOURCE: IEEE TRANSACTIONS ON MAGNETICS, VOLUME: 52, ISSUE: 7
9
TITLE: Strategies for pTesla Field Detection Using Magnetoresistive Sensors With a Soft Pinned Sensing Layer
AUTHORS: Joao Pedro Valadeiro; Jose Amaral; Diana C Leitao; Ricardo Ferreira; Susana Freitas Cardoso; Paulo J P Freitas;
PUBLISHED: 2015, SOURCE: IEEE TRANSACTIONS ON MAGNETICS, VOLUME: 51, ISSUE: 1
AUTHORS: Joao Pedro Valadeiro; Jose Amaral; Diana C Leitao; Ricardo Ferreira; Susana Freitas Cardoso; Paulo J P Freitas;
PUBLISHED: 2015, SOURCE: IEEE TRANSACTIONS ON MAGNETICS, VOLUME: 51, ISSUE: 1
10
TITLE: Room temperature direct detection of low frequency magnetic fields in the 100 pT/Hz(0.5) range using large arrays of magnetic tunnel junctions Full Text
AUTHORS: Paz, E; Serrano Guisan, S; Ferreira, R; Freitas, PP;
PUBLISHED: 2014, SOURCE: JOURNAL OF APPLIED PHYSICS, VOLUME: 115, ISSUE: 17
AUTHORS: Paz, E; Serrano Guisan, S; Ferreira, R; Freitas, PP;
PUBLISHED: 2014, SOURCE: JOURNAL OF APPLIED PHYSICS, VOLUME: 115, ISSUE: 17
