Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

MOSFET: Enhancement Mode

MOSFET: Enhancement Mode

Enhancement-mode MOSFETs are pivotal components in electronics, distinguished by their capacity to act as highly efficient switches. They are part of the larger family of metal-oxide Semiconductor Field-Effect Transistors (MOSFETs). They are available in two types: p-channel and n-channel, each tailored to specific polarity operations.
In their basic form, enhancement-mode MOSFETs are typically non-conductive when the gate-source voltage (Vgs) is zero. This default 'off' state means no...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Electrocardiography characteristics and long-term mortality in people with epilepsy from a resource-poor community.

Epilepsia·2026

Same author

A price check on the ketogenic diet for adults with epilepsy in Australia.

Epilepsia open·2026

Same author

Feasibility and signal quality of the Minder® implantable continuous EEG monitoring® system compared to 10-20 scalp electrodes over extended monitoring periods.

Epilepsia·2026

Same author

Enhancing Drug Response Prediction in Epilepsy with Emerging Multimodal Models: Focus on Clinical, Pharmacologic, and Genomic Factors.

CNS drugs·2026

Same author

Ketogenic diet therapy for epilepsy in Australia: insights from the Pharmaceutical Benefits Scheme.

Internal medicine journal·2026

Same author

Interictal Epileptiform Discharge Detection Through Probabilistic Diffusion Models with Maximization of Precision Recall Metrics.

International journal of neural systems·2026

Search research articles

Related Experiment Video

Updated: Dec 9, 2025

A Microfluidic-based Electrochemical Biochip for Label-free DNA Hybridization Analysis

A Microfluidic-based Electrochemical Biochip for Label-free DNA Hybridization Analysis

Published on: September 10, 2014

Magneto-Impedance Biosensor Sensitivity: Effect and Enhancement.

Abkar Sayad¹, Efstratios Skafidas², Patrick Kwan^1,2

¹Department of Neuroscience, The Alfred Centre, Central Clinical School, Monash University, Melbourne, Victoria 3004, Australia.

Sensors (Basel, Switzerland)

|September 16, 2020

Summary

This summary is machine-generated.

Magneto-impedance (MI) biosensors offer high sensitivity for biomedical uses. Ideal performance is achieved with specific designs, materials, and measurement configurations for enhanced magnetic particle detection.

Keywords:

biosensor impedance magnetic field magnetic materials magnetic particles magneto-impedance sensitivity

More Related Videos

Ultrasensitive Detection of Biomarkers by Using a Molecular Imprinting Based Capacitive Biosensor

Ultrasensitive Detection of Biomarkers by Using a Molecular Imprinting Based Capacitive Biosensor

Published on: February 16, 2018

Multi-analyte Biochip MAB Based on All-solid-state Ion-selective Electrodes ASSISE for Physiological Research

Multi-analyte Biochip MAB Based on All-solid-state Ion-selective Electrodes ASSISE for Physiological Research

Published on: April 18, 2013

Related Experiment Videos

Last Updated: Dec 9, 2025

A Microfluidic-based Electrochemical Biochip for Label-free DNA Hybridization Analysis

A Microfluidic-based Electrochemical Biochip for Label-free DNA Hybridization Analysis

Published on: September 10, 2014

Ultrasensitive Detection of Biomarkers by Using a Molecular Imprinting Based Capacitive Biosensor

Ultrasensitive Detection of Biomarkers by Using a Molecular Imprinting Based Capacitive Biosensor

Published on: February 16, 2018

Multi-analyte Biochip MAB Based on All-solid-state Ion-selective Electrodes ASSISE for Physiological Research

Multi-analyte Biochip MAB Based on All-solid-state Ion-selective Electrodes ASSISE for Physiological Research

Published on: April 18, 2013

Area of Science:

Biomedical Engineering
Materials Science
Sensor Technology

Background:

Magneto-impedance (MI) biosensors are valuable for biomedical applications due to their sensitivity, stability, and fast response.
MI biosensor performance is critically dependent on design, materials, fabrication, and measurement circuitry.
Factors like magnetic particle characteristics and field strength significantly influence MI effect sensitivity.

Purpose of the Study:

To identify key factors influencing magneto-impedance (MI) biosensor performance.
To propose an optimized design and configuration for achieving ideal MI biosensor sensitivity.
To enhance the understanding of MI effect modulation by various physical and chemical parameters.

Main Methods:

Analysis of MI effect influencing factors including sensor geometry, materials, and fabrication.
Evaluation of the impact of magnetic particle type, size, concentration, and magnetic fields.
Consideration of measuring circuit implementation and protective layer integration.

Main Results:

Optimal MI biosensor sensitivity is linked to specific design parameters.
Thick magnetic layers with large, meander-shaped sensing areas are proposed for enhanced performance.
Low external inductance circuitry at high frequencies and perpendicular magnetization are identified as crucial.

Conclusions:

Achieving ideal MI biosensor sensitivity requires a holistic approach considering multiple design and operational factors.
Specific configurations, including sandwich thick magnetic layers and optimized measurement setups, can significantly boost sensor performance.
Further research into these parameters will advance the development of highly sensitive MI biosensors for biomedical applications.