Answers are grounded in this paper and cite their sources.
In a Michelson interferometer as used in a Fourier transform spectrometer, equal amounts of energy are directed to the detector and back towards the source, with a 180° phase shift between them.
No takes yet. Share an insight, caveat, or question.
T. Hirschfeld (1977) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: