Ultrasensitive magnetic field sensors for biomedical applications

D Murzin, DJ Mapps, K Levada, V Belyaev… - Sensors, 2020 - mdpi.com
The development of magnetic field sensors for biomedical applications primarily focuses on
equivalent magnetic noise reduction or overall design improvement in order to make them …

Recent developments in magnetic diagnostic systems

H Lee, TH Shin, J Cheon, R Weissleder - Chemical reviews, 2015 - ACS Publications
Rapid point-of-care (POC) diagnostics that enable specific cellular and molecular detection
are currently being developed while some have already become clinical reality. These …

Translating molecular recognition into a pressure signal to enable rapid, sensitive, and portable biomedical analysis

Z Zhu, Z Guan, D Liu, S Jia, J Li, Z Lei… - Angewandte Chemie …, 2015 - Wiley Online Library
Herein, we demonstrate that a very familiar, yet underutilized, physical parameter—gas
pressure—can serve as signal readout for highly sensitive bioanalysis. Integration of a …

Magnetic sensing technology for molecular analyses

D Issadore, YI Park, H Shao, C Min, K Lee, M Liong… - Lab on a Chip, 2014 - pubs.rsc.org
Magnetic biosensors, based on nanomaterials and miniature electronics, have emerged as
a powerful diagnostic platform. Benefiting from the inherently negligible magnetic …

Highly stable integration of graphene Hall sensors on a microfluidic platform for magnetic sensing in whole blood

N Shah, V Iyer, Z Zhang, Z Gao, J Park… - Microsystems & …, 2023 - nature.com
The detection and analysis of rare cells in complex media such as blood is increasingly
important in biomedical research and clinical diagnostics. Micro-Hall detectors (μHD) for …

1024-pixel CMOS multimodality joint cellular sensor/stimulator array for real-time holistic cellular characterization and cell-based drug screening

JS Park, MK Aziz, S Li, T Chi, SI Grijalva… - IEEE transactions on …, 2017 - ieeexplore.ieee.org
This paper presents a fully integrated CMOS multimodality joint sensor/stimulator array with
1024 pixels for real-time holistic cellular characterization and drug screening. The proposed …

μHall chip for sensitive detection of bacteria

D Issadore, HJ Chung, J Chung… - Advanced …, 2013 - Wiley Online Library
Sensitive, rapid and phenotype‐specific enumeration of pathogens is essential for the
diagnosis of infectious disease, monitoring of food chains, and for defense against …

Giant magnetoresistive biosensors for time-domain magnetorelaxometry: A theoretical investigation and progress toward an immunoassay

CC Huang, X Zhou, DA Hall - Scientific reports, 2017 - nature.com
Magnetorelaxometry (MRX) is a promising new biosensing technique for point-of-care
diagnostics. Historically, magnetic sensors have been primarily used to monitor the stray …

A broadband sensor interface IC for miniaturized dielectric spectroscopy from MHz to GHz

M Bakhshiani, MA Suster… - IEEE Journal of Solid …, 2014 - ieeexplore.ieee.org
This paper describes a broadband sensor interface IC as part of a miniaturized
measurement platform for MHz-to-GHz dielectric spectroscopy. Developed in 0.35 μm 2P/4M …

A CMOS magnetoresistive sensor front-end with mismatch-tolerance and sub-ppm sensitivity for magnetic immunoassays

X Zhou, M Sveiven, DA Hall - IEEE Transactions on Biomedical …, 2019 - ieeexplore.ieee.org
Magnetic biosensing is an emerging technique for ultra-sensitive point-of-care (PoC)
biomolecular detection. However, the large baseline-to-signal ratio and sensor-to-sensor …