NIST Atomic Spectroscopic Database
Ground States and Ionization Energies: Nd
Neodymium, Z = 60
- Nd I
- Nd I isoelectronic sequence
- Ground state [Kr] 4d105s25p64f46s2 5I4
- Ionization energy 44562 ± 5 cm-1
- References on
Energy Levels
- Nd II
- Pr I isoelectronic sequence
- Ground state [Kr] 4d105s25p64f46s 6I7/2
- Ionization energy 86500 ± 600 cm-1
- References on
Energy Levels
- Nd III
- Ce I isoelectronic sequence
- Ground state [Kr] 4d105s25p64f4 5I4
- Ionization energy 178600 ± 2400 cm-1
- References on
Energy Levels
- Nd IV
- La I isoelectronic sequence
- Ground state [Kr] 4d105s25p64f3 4Iº9/2
- Ionization energy 326000 ± 3000 cm-1
- References on
Energy Levels
