🌐EnglishEnglishEspañolFrançaisItalianoPortuguêsفارسی한국어中文日本語EntityQ5510279· pop 11· linked from 172 articlesFusion energy gain factorRatio of fusion power produced in a fusion reactor to the power needed to keep it runningAvailable in 11 languagesEspañolFrançais中文日本語PortuguêsItalianoCatalanUkrainianفارسیConnectionsplasmaEntityhydrogenEntityCategoriesEnergyEnergy economicsFusion power