Erschienen:
American Association of Physics Teachers (AAPT), 1976
Erschienen in:
American Journal of Physics, 44 (1976) 11, Seite 1056-1057
Sprache:
Englisch
DOI:
10.1119/1.10584
ISSN:
0002-9505;
1943-2909
Entstehung:
Anmerkungen:
Beschreibung:
The phase space of a light quantum in a given volume is subdivided into ’’cells’’ of magnitude h3. The number of possible distributions of the light quanta of a macroscopically defined radiation over these cells gives the entropy and with it all thermodynamic properties of the radiation.