Origin of the IJS logo

Institute at a glance

More about the Institute
More about the Institute's reactor centre
More about physicist Jožef Stefan

Izvor znaka IJS/Stefan.jpg

The Jožef Stefan Institute logo are letters IJS, written in 5-bit teleprinter code on punched tape.

The figure on the right is from the publication A look into the Jožef Stefan Institute 1949-1979 (in Slovene) written by Peter Likar and illustrated by Božo Kos.

Logotype IJS

Izvor znaka IJS/znak.jpg

5-bit teleprinter code emulator

The Stefan-Boltzmann law states that the energy flux density by a blackbody is proportional to the fourth power of its thermodynamic temperature; because of their similarity, the Greek letter Sigma (representing the Stefan-Boltzmann constant) can be replaced with the logo of the Institute "Jozef Stefan":

Izvor znaka IJS/Blank.jpgStefan-Bolzman zakon
Izvor znaka IJS/Blank.jpgStefan-Bolzman zakon

J. Stefan Institute, Jamova 39, 1000 Ljubljana, Slovenia, Telephone: +386 1 477 39 00