Showing posts with label my own research. Show all posts
Showing posts with label my own research. Show all posts
Friday, March 14, 2025

The First Measurement of the Magnetocardiogram

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Biomagnetism: The First Sixty Years. A couple years ago, I published a review article titled “ Biomagnetism: The First Sixty Years . ” I ...
Friday, October 11, 2024

Extracellular Magnetic Measurements to Determine the Transmembrane Action Potential and the Membrane Conduction Current in a Single Giant Axon

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Forty years ago today I was attending my first scientific meeting: The Society for Neuroscience 14 th Annual Meeting, held in Anaheim, Cal...
Friday, October 4, 2024

The Difference between Traditional Magnetic Stimulation and Microcoil Stimulation: Threshold and the Electric Field Gradient

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In Chapter 7 of Intermediate Physics for Medicine and Biology , Russ Hobbie and I discuss electrical stimulation of nerves . In particular,...
Friday, August 9, 2024

A Comparison of Two Models for Calculating the Electrical Potential in Skeletal Muscle

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Roth and Gielen, Annals of Biomedical Engineering , Volume 15, Pages 591–602, 1987 Today I want to tell you how Frans Gielen and I wrote th...
Friday, June 7, 2024

The Magnetocardiogram

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I recently published a review in the American Institute of Physics journal Biophysics Reviews about the magnetocardiogram (Volume 5, Art...
Friday, April 28, 2023

Biomagnetism: The First Sixty Years

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Roth, B. J., 2023, Biomagnetism: The first sixty years . Sensors , 23:4218. The last two blog posts have dealt with biomagnetism : the ma...
Friday, April 21, 2023

The Magnetic Field Associated with a Plane Wave Front Propagating Through Cardiac Tissue

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When I was on the faculty at Vanderbilt University , my student Marcella Woods and I examined the magnetic field produced by electrical act...
Friday, March 24, 2023

Three New Reviews

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Over the last couple years, I’ve been writing lots of review articles. In the last few weeks three have been published. All of them are open...
Friday, December 30, 2022

The Development of Transcranial Magnetic Stimulation

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When I worked at the National Institutes of Health , I studied transcranial magnetic stimulation . In Chapter 8 of Intermediate Physics for ...
Friday, May 20, 2022

Using the Mechanical Bidomain Model to Analyze the Biomechanical Behavior of Cardiomyocytes

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During the decade of 2010–2020, my research shifted from bioelectricity and biomagnetism to biomechanics and mechanotransduction . I too...
Friday, November 12, 2021

Bidomain Modeling of Electrical and Mechanical Properties of Cardiac Tissue

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This week Biophysics Reviews published my article “ Bidomain Modeling of Electrical and Mechanical Properties of Cardiac Tissue ” (Volume 2...
Friday, June 4, 2021

The Bidomain Model of Cardiac Tissue: Predictions and Experimental Verification

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“The Bidomain Model of Cardiac Tissue: Predictions and Experimental Verification” In the early 1990s, I was asked to write a chapter for a ...