Nuklida · radioaktif
Erbium-155 (¹⁵⁵Er)
Erbium-155 (¹⁵⁵Er) adalah isotop radioaktif erbium dengan 68 proton dan 87 neutron (nomor massa 155). Waktu paruhnya 5,3 menit (± 0,3 menit), meluruh terutama lewat peluruhan beta plus (β⁺).
Data nuklida
- Unsur
- Erbium (Er, Z = 68)
- Nomor massa (A)
- 155
- Proton (Z)
- 68
- Neutron (N)
- 87
- Massa atom
- 154.933215710 ± 0.00000652 u
- Waktu paruh
- 5,3 menit (± 0,3 menit)
- Mode peluruhan
- Peluruhan beta plus (β⁺) ( 99,98 %), Peluruhan alfa (α) ( 0,02 %)
- Inti anak
- Holmium-155 (¹⁵⁵Ho), Disprosium-151 (¹⁵¹Dy)
- Tahun penemuan
- 1969
- Sumber data
- IAEA Atomic Mass Data Center (NUBASE) and IUPAC CIAAW, via PubChem
Isotop erbium lainnya
¹⁴²Er, ¹⁴³Er, ¹⁴⁴Er, ¹⁴⁵Er, ¹⁴⁶Er, ¹⁴⁷Er, ¹⁴⁸Er, ¹⁴⁹Er, ¹⁵⁰Er, ¹⁵¹Er, ¹⁵²Er, ¹⁵³Er, ¹⁵⁴Er, ¹⁵⁶Er, ¹⁵⁷Er, ¹⁵⁸Er, ¹⁵⁹Er, ¹⁶⁰Er, ¹⁶¹Er, ¹⁶²Er, ¹⁶³Er, ¹⁶⁴Er, ¹⁶⁵Er, ¹⁶⁶Er, ¹⁶⁷Er, ¹⁶⁸Er, ¹⁶⁹Er, ¹⁷⁰Er, ¹⁷¹Er, ¹⁷²Er, ¹⁷³Er, ¹⁷⁴Er, ¹⁷⁵Er, ¹⁷⁶Er, ¹⁷⁷Er, ¹⁷⁸Er, ¹⁷⁹Er, ¹⁸⁰Er