🌐EnglishEnglishEspañolItalianoTürkçeРусскийفارسی中文日本語EntityQ7643352· pop 9· linked from 48 articlessuperfluid helium-4superfluid form of the helium-4 isotopeConnectionsBose–Einstein condensateEntitysuperfluidityEntityCategoriesBose–Einstein condensatesFluid dynamicsLiquid heliumSuperfluidity