Dictionary

Stefan-Boltzmann law

One of the laws governing the properties of the simplest form of thermal radiation – that emitted by a blackbody: The total energy emitted by such a body is proportional to the fourth power of its temperature (measured in Kelvin).

What is Einstein Online?

Einstein Online is a web portal with comprehensible information on Einstein's theories of relativity and their most exciting applications from the smallest particles to cosmology.

Einstein Online is provided by the

Max Planck Institute for Gravitational Physics
(Albert-Einstein-Institut)

About Einstein Online

Includes information on our authors and contributing Institutions, and a brief history of the website.

Glossary

More than 400 entries from "absolute zero" to "XMM Newton" - whenever you see this type of link on an Einstein Online page, it'll take you to an entry in our relativistic dictionary.

a b c d e f g h i j k l m n o p q r s t u v w x y z