🌐EnglishEnglishBahasa IndonesiaFrançais한국어中文日本語EntityQ48844754· pop 5· linked from 33 articlesFission barrieractivation energy required for a nucleus of an atom to undergo fissionAvailable in 4 languagesBahasa IndonesiaUzbek한국어via Wikidata sitelinks · CC0Connectionsneutron temperatureEntityatomic nucleusEntityCategories1938 in Germany1938 in scienceNuclear chemistryNuclear fissionNuclear physicsOtto Hahn