Stefana-Bol'cmana zakon izlucheniya
- ustanavlivaet sootnoshenie mezhdu energiei F, izluchaemoi edinicei poverhnosti absolyutno chernogo tela v edinicu vremeni, i ego abs. temp-roi:![$F=\sigma T^4$](https://images.astronet.ru/pubd/2003/04/01/0001188701/tex/formula0.gif)
![$\sigma$](https://images.astronet.ru/pubd/2003/04/01/0001188701/tex/formula1.gif)
![$\sigma={2\pi^5\over 15}=5,67\cdot 10^8 \quad \left({\mbox{Vt}\over {\mbox{m}^2 \cdot \mbox{K}^4}}\right)$](https://images.astronet.ru/pubd/2003/04/01/0001188701/tex/formula2.gif)
ili
![$5,67\cdot 10^{-5} \quad \left({\mbox{erg}\over {\mbox{sm}^2 \cdot \mbox{s} \cdot \mbox{K}^4}}\right)$](https://images.astronet.ru/pubd/2003/04/01/0001188701/tex/formula3.gif)
S.-B.z.i. igraet vazhnuyu rol' v astrofizike. On svyazyvaet bolometrich. (polnuyu) svetimost' L zvezdy, ee radius R i
effektivnuyu temperaturu Te:
.
(D.K. Nadezhin)
D. K. Nadezhin, "Fizika Kosmosa", 1986
Glossarii Astronet.ru