▁The ▁mission ▁of ▁the ▁Jo ž ef ▁Stefan ▁Institute ▁is ▁the ▁accum ulation ▁and ▁dis sem ination ▁of ▁knowledge ▁at ▁the ▁front iers ▁of ▁natural ▁science ▁and ▁technology ▁to ▁the ▁benefit ▁of ▁society ▁at ▁large ▁through ▁the ▁purs uit ▁of ▁education , ▁learning , ▁research , ▁and ▁development ▁of ▁high ▁technology ▁at ▁the ▁highest ▁international ▁levels ▁of ▁excell ence . ▁ ▁History ▁The ▁inst itute ▁was ▁founded ▁by ▁Y ug oslav ▁State ▁Security ▁in ▁ 1 9 4 9 ▁for ▁atomic ▁weapons ▁research . ▁Initial ly , ▁the ▁Vin č a ▁N uc lear ▁Institute ▁in ▁Bel grade ▁was ▁established ▁in ▁ 1 9 4 8 , ▁followed ▁by ▁Rud jer ▁Bos kov ic ▁in ▁Zag reb ▁in ▁ 1 9 4 9 ▁and ▁the ▁Jo ž ef ▁Stefan ▁Institute ▁as ▁an ▁Institute ▁for ▁Physics ▁in ▁the ▁Sloven ian ▁Academy ▁of ▁Sciences ▁and ▁Arts . ▁It ▁is ▁named ▁after ▁the ▁distinguished ▁ 1 9 th - century ▁phys ic ist ▁Josef ▁Stefan ▁( ), ▁best ▁known ▁for ▁his ▁work ▁on ▁the ▁Stefan – B olt z mann ▁law ▁of ▁black - body ▁radiation . ▁ ▁I JS ▁is ▁today ▁involved ▁in ▁a ▁wide ▁variety ▁of ▁fields ▁of ▁scientific ▁and ▁economic ▁interest . ▁After ▁close ▁to ▁ 6 0 ▁years ▁of ▁scientific ▁achiev ement , ▁the ▁inst itute ▁has ▁become ▁part ▁of ▁the ▁image ▁of ▁Sloven ia . ▁ ▁Over ▁the ▁last ▁ 6 0 ▁years ▁it ▁has ▁created ▁a ▁number ▁of ▁important ▁institutions , ▁such ▁as ▁the ▁University ▁of ▁Nova ▁Gor ica ,