- Sipos, András1
- Spata, Jan1
- Swanson, C. John1
- Swider, Chris1
- Szabo, Dušan1
- Szabó, István1
- Słowikowski, Mieczysław Zygfryd1
- Thurlow, Richard C.1
- Topitsch, Ernst1
- U.S. Atomic Energy Commission1
- Zavitkovska, Blanka1
- Đorđević, Aleksandar1
- Žerjavić, Vladimir1