Radiation emitted by a source when all the elementary waves emitted have a phase difference constant in space and time.
Source: PAC, 1996, 68, 2223. (Glossary of terms used in photochemistry (IUPAC Recommendations 1996)) on page 2233 [Terms] [Paper]
Citation: 'coherent radiation' in IUPAC Compendium of Chemical Terminology, 3rd ed. International Union of Pure and Applied Chemistry; 2006. Online version 3.0.1, 2019. https://doi.org/10.1351/goldbook.C01130 RISBibTexEndNote