Tag Archive for: fine structure constant

Intro to the Ionization Energy of Atomic Hydrogen
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Introduction
In previous articles relating to various transition energies in Hydrogen, Helium, and Deuterium we have employed the following formula for…

Struggles with the Continuum – Freeman Dyson and QED
Last time I sketched how physicists use quantum electrodynamics, or 'QED', to compute answers to physics problems as power series in the…

Why Does C Have a Particular Value, and Can It Change?
Short answer:
Because c (speed of light) has units, its value is what it is only because of our choice of units, and there is no meaningful way to test…
