Friday, September 24, 2021

The Bystander Effect and a Supralinear Dose-Response Curve

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When discussing the biological effects of radiation in Intermediate Physics for Medicine and Biology , Russ Hobbie and I describe the bys...
Friday, September 17, 2021

Klein-Nishina Formula for Polarized Photons

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In Chapter 15 of Intermediate Physics for Medicine and Biology , Russ Hobbie and I discuss Compton Scattering . An incident photon scatter...
Friday, September 10, 2021

Is Shot Noise Also White Noise?

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In Chapters 9 and 11 of Intermediate Physics for Medicine and Biology , Russ Hobbie and I discuss shot noise . 9.8.1 Shot Noise The firs...
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Friday, September 3, 2021

The Unit of Vascular Resistance: A Naming Opportunity

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The metric system is based on three fundamental units: the kilogram (kg, mass), the meter (m, distance), and the second (s, time). Often...
Friday, August 27, 2021

Can Induced Electric Fields Explain Biological Effects of Power-Line Magnetic Fields?

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Sometimes proponents of pseudoscience embrace nonsense, but other times they propose plausible-sounding ideas that are wrong because the nu...
Friday, August 20, 2021

The Central Slice Theorem: An Example

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The central slice theorem is key to understanding tomography . In Intermediate Physics for Medicine and Biology , Russ Hobbie and I ask th...
Friday, August 13, 2021

John Schenck and the First Brain Selfie

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Schenck, J. F. (2005)  Prog. Biophys. Mol. Biol. 87:185–204. In Intermediate Physics for Medicine and Biology , Russ Hobbie and I discuss...
Friday, August 6, 2021

Two-Semester Intermediate Course Sequence in Physics for the Life Sciences

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This week I spoke at the American Association of Physics Teachers 2021 Summer Meeting . Getting to the meeting was easy; I just logged onto...
Friday, July 30, 2021

tDCS Peripheral Nerve Stimulation: A Neglected Mode of Action?

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In the November 13, 2020 episode of Shark Tank ( Season 12 , Episode 5), two earnest entrepreneurs, Ken and Allyson, try to persuade five ...
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