AM 0 sunlight

https://doi.org/10.1351/goldbook.A00312
Solar @I03254@ in space just above the atmosphere of the earth on a plane perpendicular to the direction of the sun (air mass, AM, zero). Also called extraterrestrial irradiance.
See also:
AM 1 sunlight
Source:
PAC, 2007, 79, 293. (Glossary of terms used in photochemistry, 3rd edition (IUPAC Recommendations 2006)) on page 302 [Terms] [Paper]
Citation: 'AM 0 sunlight' 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.A00312 RIS BibTex EndNote
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Last revised: February 24, 2014