Episode 71. Retrospective: The Franck-Hertz Experiment

A retrospective on the Franck-Hertz experiment, which resulted in James Franck and Gustav Hertz receiving the 1925 Nobel Prize in Physics.

Image credit: By Infoczo - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=35281920