Giant magnetoresistive sensors for rotational speed control and current monitoring applications. - Paulo P. Freitas; Fernando B. Silva; Luis V. Melo; Jose L. Costa; Nuno Almeida; J. Bernardo (ICECS, 1998)

Spin-valve tape heads. - Nuno J. Oliveira; Paulo P. Freitas (ICECS, 1998)

A novel spin-valve bridge sensor for current sensing. - José Pelegrí-Sebastiá; Diego Ramírez Muñoz; Paulo Jorge Peixeiro de Freitas; Wanjun Ku (IEEE Trans. Instrum. Meas., 2004)

A New Hand-Held Microsystem Architecture for Biological Analysis. - Moisés Simões Piedade; Leonel Augusto Sousa; Teresa Mendes de Almeida; José A. Germano; Bertinho Andrade da Costa; João Miranda Lemos; Paulo P. Freitas; Hugo Alexandre Ferreira; Filipe Arroyo Cardoso (IEEE Trans. Circuits Syst. I Regul. Pap., 2006)

Generic Architecture Designed for Biomedical Embedded Systems. - Leonel Sousa; Moisés Simões Piedade; José A. Germano; Teresa Mendes de Almeida; Paulo Alexandre Crisóstomo Lopes; Filipe Arroyo Cardoso; Paulo P. Freitas (IESS, 2007)

A New Handheld Biochip-based Microsystem. - Paulo Alexandre Crisóstomo Lopes; José A. Germano; Teresa Mendes de Almeida; Leonel Sousa; Moisés Simões Piedade; Filipe Arroyo Cardoso; Hugo Alexandre Ferreira; Paulo P. Freitas (ISCAS, 2007)

A Portable and Autonomous Magnetic Detection Platform for Biosensing. - José A. Germano; Verónica C. Martins; Filipe Arroyo Cardoso; Teresa Mendes de Almeida; Leonel Sousa; Paulo P. Freitas; Moisés Simões Piedade (Sensors, 2009)

On the Modeling of New Tunnel Junction Magnetoresistive Biosensors. - Teresa Mendes de Almeida; Moisés Simões Piedade; Leonel Augusto Sousa; José A. Germano; Paulo Alexandre Crisóstomo Lopes; Filipe Arroyo Cardoso; Paulo P. Freitas (IEEE Trans. Instrum. Meas., 2010)

Measuring and Extraction of Biological Information on New Handheld Biochip-Based Microsystem. - Paulo Alexandre Crisóstomo Lopes; José A. Germano; Teresa Mendes de Almeida; Leonel Augusto Sousa; Moisés Simões Piedade; Filipe Arroyo Cardoso; Hugo Alexandre Ferreira; Paulo P. Freitas (IEEE Trans. Instrum. Meas., 2010)

A DC behavioral electrical model for quasi-linear spin-valve devices including thermal effects for circuit simulation. - Andrés M. Roldán; Juan Bautista Roldán; Càndid Reig Escriva; M.-Dolores Cubells-Beltrán; Diego Ramírez Muñoz; Susana Cardoso; Paulo P. Freitas (Microelectron. J., 2011)

A Non-Invasive Thermal Drift Compensation Technique Applied to a Spin-Valve Magnetoresistive Current Sensor. - Jaime Sánchez Moreno; Diego Ramírez Muñoz; Susana Cardoso; Silvia Casans Berga; Asunción Edith Navarro Antón; Paulo Jorge Peixeiro de Freitas (Sensors, 2011)

CMOS instrumentation system for matrix-based magnetoresistive biosensors. - Tiago L. Costa; Moisés Simões Piedade; Filipe Arroyo Cardoso; Paulo P. Freitas (I2MTC, 2013)

An instrumentation system based on magnetoresistive sensors for neuronal signal detection. - Tiago L. Costa; Moisés Simões Piedade; José A. Germano; Jose Amaral; Paulo P. Freitas (I2MTC, 2013)

Fractional Modeling of the AC Large-Signal Frequency Response in Magnetoresistive Current Sensors. - Sergio Iván Ravelo Arias; Diego Ramírez Muñoz; Jaime Sánchez Moreno; Susana Cardoso; Ricardo Ferreira 003; Paulo Jorge Peixeiro de Freitas (Sensors, 2013)

Quasi-digital front-ends for current measurement in integrated circuits with giant magnetoresistance technology. - Andrea De Marcellis; M.-Dolores Cubells-Beltrán; Càndid Reig Escriva; Jordi Madrenas; Boris Zadov; Eugene Paperno; Susana Cardoso; Paulo P. Freitas (IET Circuits Devices Syst., 2014)

Monolithic integration of Giant Magnetoresistance (GMR) devices onto standard processed CMOS dies. - M.-Dolores Cubells-Beltrán; Càndid Reig Escriva; Andrea De Marcellis; E. Figueras; Alberto Yufera; Boris Zadov; Eugene Paperno; Susana Cardoso; Paulo P. Freitas (Microelectron. J., 2014)

Lab-on-Chip Cytometry Based on Magnetoresistive Sensors for Bacteria Detection in Milk. - Ana C. Fernandes; Carla M. Duarte; Filipe Arroyo Cardoso; Ricardo Bexiga; Susana Cardoso; Paulo P. Freitas (Sensors, 2014)

A Neuronal Signal Detector for Biologically Generated Magnetic Fields. - Tiago L. Costa; Moisés Simões Piedade; José A. Germano; Jose Amaral; Paulo P. Freitas (IEEE Trans. Instrum. Meas., 2014)

Sub-mA current measurement by means of GMR sensors and state of the art lock-in amplifiers. - Daniel García-Romeo; Nicolás Medrano; Belén Calvo; Pedro A. Martínez 001; María-Dolores Cubells-Beltrán; Càndid Reig; Susana Cardoso; Paulo P. Freitas (ICIT, 2015)

Ultra-Compact 100 × 100 μm2 Footprint Hybrid Device with Spin-Valve Nanosensors. - Diana Leitao; Paulo Coelho; Jérôme Borme; Simon Knudde; Susana Cardoso; Paulo P. Freitas (Sensors, 2015)

Design and optimization of a CMOS front-end for magnetoresistive sensor based biomolecular recognition detection. - Tiago L. Costa; José A. Germano; Moisés Simões Piedade; Filipe Arroyo Cardoso; Paulo P. Freitas (ISCAS, 2016)

Ru-Based Thin Film Temperature Sensor for Space Environments: Microfabrication and Characterization under Total Ionizing Dose. - Sergio Iván Ravelo Arias; Diego Ramírez Muñoz; Susana Cardoso; Paulo P. Freitas (J. Sensors, 2016)

Hybrid Integration of Magnetoresistive Sensors with MEMS as a Strategy to Detect Ultra-Low Magnetic Fields. - João Valadeiro; Susana Cardoso; Rita Macedo; André Guedes 002; João Gaspar; Paulo P. Freitas (Micromachines, 2016)

Spintronic Sensors. - Paulo P. Freitas; Ricardo Ferreira 003; Susana Cardoso (Proc. IEEE, 2016)

Integration of GMR Sensors with Different Technologies. - María-Dolores Cubells-Beltrán; Càndid Reig; Jordi Madrenas; Andrea De Marcellis; Joana Santos; Susana Cardoso; Paulo P. Freitas (Sensors, 2016)

Sensitivity and 3 dB Bandwidth in Single and Series-Connected Tunneling Magnetoresistive Sensors. - Michal Dabek; Piotr Wisniowski; Tomasz Stobiecki; Jerzy Wrona; Susana Cardoso; Paulo P. Freitas (Sensors, 2016)

Towards high-resolution scanning magnetoresistance microscopy. - Margaret Costa; Mohammad Tarequzzaman; Ricardo Ferreira 003; Susana Cardoso; João Gaspar; Paulo P. Freitas (NEMS, 2017)

A CMOS Front-End With Integrated Magnetoresistive Sensors for Biomolecular Recognition Detection Applications. - Tiago L. Costa; Filipe Arroyo Cardoso; José A. Germano; Paulo P. Freitas; Moisés Simões Piedade (IEEE Trans. Biomed. Circuits Syst., 2017)

Hybrid GMR Sensor Detecting 950 pT/sqrt(Hz) at 1 Hz and Room Temperature. - André Guedes 002; Rita Macedo; Gerardo Jaramillo; Susana Cardoso; Paulo P. Freitas; David A. Horsley (Sensors, 2018)

3D Magnetic Field Reconstruction Methodology Based on a Scanning Magnetoresistive Probe. - Filipe Richheimer; Margaret Costa; Diana Leitao; João Gaspar; Susana Cardoso; Paulo P. Freitas (Sensors, 2018)

High-Resolution Nondestructive Test Probes Based on Magnetoresistive Sensors. - Diogo Miguel Caetano; Taimur Gibran Rabuske; Jorge R. Fernandes; Matthias Pelkner; Claude Fermon; Susana Cardoso; Belen Ribes; Fernando Franco; Johannes Paul; Moisés Simões Piedade; Paulo P. Freitas (IEEE Trans. Ind. Electron., 2019)

Integrated Pico-Tesla Resolution Magnetoresistive Sensors for Miniaturised Magnetomyography. - Siming Zuo; Kianoush Nazarpour; Tim Böhnert; Elvira Paz; Paulo P. Freitas; Ricardo Ferreira 003; Hadi Heidari (EMBC, 2020)

Spintronic Sensors Based on Magnetic Tunnel Junctions for Wireless Eye Movement Gesture Control. - Asfand Tanwear; Xiangpeng Liang; Yuchi Liu; Aleksandra Vuckovic; Rami Ghannam; Tim Böhnert; Elvira Paz; Paulo P. Freitas; Ricardo Ferreira 003; Hadi Heidari (IEEE Trans. Biomed. Circuits Syst., 2020)

Bias Voltage Dependence of Sensing Characteristics in Tunneling Magnetoresistance Sensors. - Piotr Wisniowski; Maciej J. Nawrocki; Jerzy Wrona; Susana Cardoso; Paulo P. Freitas (Sensors, 2021)

A Lab-on-a-Chip Approach for the Detection of the Quarantine Potato Cyst Nematode Globodera pallida. - Maria João Camacho; Débora Albuquerque; Eugénia de Andrade; Verónica C. Martins; Maria L. Inácio; Manuel Mota; Paulo P. Freitas (Sensors, 2023)

Dependence of Sensitivity, Derivative of Transfer Curve and Current on Bias Voltage Magnitude and Polarity in Tunneling Magnetoresistance Sensors. - Lukasz Fusnik; Bartlomiej Szafraniak; Jerzy Wrona; Susana Cardoso; Paulo P. Freitas; Piotr Wisniowski (Sensors, 2023)

Characterization of Magnetoresistive Shunts and Its Sensitivity Temperature Compensation. - Diego Ramírez Muñoz; Rafael García-Gil; Susana Cardoso; Paulo P. Freitas (Sensors, 2024)