Multi-sensor low-noise modular magnetic flow cytometer for bacteria detection

R Afonso, DM Caetano, R Lorena… - 2023 IEEE …, 2023 - ieeexplore.ieee.org
This work proposes an ultra-low-noise modular multichannel signal acquisition platform for
interfacing magnetoresistive sensors employed in a magnetic flow cytometer (MFC). The …

On the modeling of new tunnel junction magnetoresistive biosensors

TM de Almeida, MS Piedade, LA Sousa… - IEEE Transactions …, 2009 - ieeexplore.ieee.org
A fully integrated biochip based on a 16× 16 scalable matrix structure of aluminum oxide
magnetic tunnel junctions (MTJs) and thin-film diodes (TFDs of hydrogenated amorphous …

Measurements and modelling of a magnetoresistive biosensor

TM Almeida, MS Piedade, J Germano… - … Circuits and Systems …, 2006 - ieeexplore.ieee.org
A tunnel junction magnetoresistive biosensor is completely characterised through
experimental measurements and theoretical models are derived in order to identify and …

[PDF][PDF] Magnetoresistive biosensor modelling for biomolecular recognition,”

TM Almeida, MS Piedade, PC Lopes… - XVIII International …, 2006 - academia.edu
This paper presents the modelling of a magnetic biosensor included on a hand held
microsystem based on a fully integrated magnetoresistive biochip for biomolecular …

[PDF][PDF] A new CMOS switch linearization technique for multi-site measurement applications

S Catalao, T Costa, M Piedade… - Conf. on Design of …, 2010 - researchgate.net
This paper proposes a new linearization technique for high-performance switches, by
actively controlling the switch voltage drop. This technique is suited for multi-site …

A new handheld biochip-based microsystem

PAC Lopes, J Germano, TM Almeida… - … on Circuits and …, 2007 - ieeexplore.ieee.org
This paper presents a recently developed hand-held biochip-based microsystem. The
microsystem is based on a magneto-resistive array biochip composed of a number of …

Determination of biological expression signals on a new handheld biochip-based microsystem

PAC Lopes, J Germano, TM Almeida… - … Circuits and Systems …, 2006 - ieeexplore.ieee.org
This paper presents techniques developed for the extraction of biological information in a
recently developed hand-held biochip-based microsystem. The microsystem is based on a …