absorptivity-emissivity ratio

absorptivity-emissivity ratio

[əb‚sȯrp′tiv·əd·ē ‚ē·mə′siv·ə·tē ‚rā·shō] (astrophysics) In space applications, the ratio of absorptivity for solar radiation of a material to its infrared emissivity. Also known as A/E ratio.