The greatest quantity of francium ever assembled to date is about 300,000 neutral atoms, which were synthesised using the nuclear reaction given above.
ðə ɡɹˈeɪɾɪst kwˈɔntᵻɾi ʌv fɹˈænsiəm ˈɛvɚɹ ɐsˈɛmbəld tə dˈeɪt ɪz ɐbˌaʊt θɹˈiːhˈʌndɹɪd,zˈiəɹoʊzˈiəɹoʊ zˈiəɹoʊ nˈuːtɹəl ˈæɾəmz, wˌɪtʃ wɜː sˈɪnθəsˌaɪzd jˈuːzɪŋ ðə nˈuːklɪɹ ɹɪˈækʃən ɡˈɪvən əbˈʌv.