Friday, August 29, 2025

Approximate Analytical Solutions of the Bidomain Equations for Electrical Stimulation of Cardiac Tissue With Curving Fibers

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Russ Hobbie and I stress qualitative thinking, in addition to quantitative thinking, in Intermediate Physics for Medicine and Biology . Wha...
Friday, August 22, 2025

The Cardiac Bidomain Model in Twelve Publications

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Recently I wrote a review of the bidomain model of cardiac tissue . Russ Hobbie and I discuss the bidomain model in Section 7.9 of Interm...
Friday, August 15, 2025

Lutetium-177

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When preparing the 6th edition of Intermediate Physics for Medicine and Biology , I like to scan the literature for new medical advances. Wh...
Friday, August 8, 2025

Push Back Hard

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Last November, right after the Presidential election, I wrote a blog post about trusted information on public health . In that post, I featu...
Friday, August 1, 2025

The History of the Linear No-Threshold Model and Recommendations for a Path Forward

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As Gene Surdutovich and I were preparing the 6th edition of Intermediate Physics for Medicine and Biology , we decided to update the discus...
Friday, July 25, 2025

Everything Is Tuberculosis

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Everything Is Tuberculosis , by John Green. Recently I read the current bestseller Everything Is Tuberculosis: The History and Persistence o...
Friday, July 18, 2025

Millikan and the Magnetic Field of a Single Axon

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“ The Magnetic Field of a Single Axon: A Comparison of Theory and Experiment.” Forty years ago this month, I published one of my first scien...
Friday, July 11, 2025

David Cohen: The Father of MEG

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David Cohen: The Father of MEG ,  by Gary Boas. Gary Boas recently published a short biography of David Cohen , known as the father of magn...
Friday, July 4, 2025

An Alternative to the Linear-Quadratic Model

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In Section 16.9 of Intermediate Physics for Medicine and Biology , Russ Hobbie and I discuss the linear-quadratic model. The linear-quadr...
Friday, June 27, 2025

A Toy Model for Radiation Damage

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Sometimes a toy model (a simple model that strips away all the detail to expose the underlying mechanisms more clearly) can be useful. Toda...