Average atomic weight: 72.630(8) u
| Isotope | Fraction | Atomic weight/u |
| 70 | 0.2057(27) | 69.92424875(90) |
| 72 | 0.2745(32) | 71.922075826(81) |
| 73 | 0.0775(12) | 72.923458956(61) |
| 74 | 0.3650(20) | 73.921177761(13) |
| 76 | 0.0773(12) | 75.921402726(19) |
Atomic weights and isotopic compositions were obtained from NIST Database 144
Ge I (Ge-like): 616 levels, 21765 lines (E1: 21435 IC: 321 M1: 5 E2: 4), transition probabilities for 28 lines
Ge II (Ga-like): 127 levels, 2045 lines (E1: 1212 IC: 828 M1: 3 E2: 1 M2: 1), transition probabilities for 23 lines
Ge III (Zn-like): 47 levels, 241 lines (E1: 139 IC: 98 M1: 2 E2: 1 M2: 1), transition probabilities for 2 lines
Ge IV (Cu-like): 53 levels, 486 lines (E1: 337 IC: 149), transition probabilities for 93 lines
Ge V (Ni-like): 101 levels, 1289 lines (E1: 1063 IC: 218 M1: 5 E2: 3), transition probabilities for 2 lines
Ge VI (Co-like): 104 levels, 979 lines (E1: 418 IC: 433 M1: 46 E2: 82), transition probabilities for 10 lines
Ge VII (Fe-like): 166 levels, 3516 lines (E1: 1044 IC: 1680 M1: 248 E2: 544), transition probabilities for 25 lines
Ge XIII (Ca-like): 1 levels, 0 lines
Ge XIV (K -like): 8 levels, 11 lines (E1: 10 M1: 1), transition probabilities for 1 lines
Ge XV (Ar-like): 3 levels, 2 lines (E1: 1 IC: 1), transition probabilities for 0 lines
Ge XVI (Cl-like): 7 levels, 10 lines (E1: 9 M1: 1), transition probabilities for 1 lines
Ge XVII (S -like): 15 levels, 40 lines (E1: 17 IC: 14 M1: 5 E2: 4), transition probabilities for 2 lines
Ge XVIII (P -like): 11 levels, 33 lines (E1: 13 IC: 10 M1: 6 E2: 4), transition probabilities for 2 lines
Ge XIX (Si-like): 19 levels, 63 lines (E1: 30 IC: 24 M1: 5 E2: 4), transition probabilities for 2 lines
Ge XX (Al-like): 25 levels, 94 lines (E1: 61 IC: 32 M1: 1), transition probabilities for 1 lines
Ge XXI (Mg-like): 33 levels, 167 lines (E1: 88 IC: 75 M1: 2 E2: 1 M2: 1), transition probabilities for 2 lines
Ge XXII (Na-like): 24 levels, 87 lines (E1: 87), transition probabilities for 87 lines
Ge XXIII (Ne-like): 22 levels, 54 lines (E1: 54), transition probabilities for 0 lines
Ge XXIV (F -like): 36 levels, 60 lines (E1: 40 IC: 19 M1: 1), transition probabilities for 1 lines
Ge XXV (O -like): 10 levels, 25 lines (E1: 9 IC: 7 M1: 5 E2: 4), transition probabilities for 2 lines
Ge XXVI (N -like): 15 levels, 59 lines (E1: 28 IC: 21 M1: 6 E2: 4), transition probabilities for 2 lines
Ge XXVII (C -like): 5 levels, 8 lines (E1: 5 M1: 2 E2: 1), transition probabilities for 2 lines
Ge XXVIII (B -like): 2 levels, 1 lines (M1: 1), transition probabilities for 1 lines
Ge XXIX (Be-like): 4 levels, 4 lines (E1: 1 IC: 1 M1: 1 M2: 1), transition probabilities for 1 lines
Ge XXX (Li-like): 12 levels, 19 lines (E1: 19), transition probabilities for 19 lines
Ge XXXI (He-like): 17 levels, 50 lines (E1: 32 IC: 18), transition probabilities for 30 lines
Ge XXXII (H -like): 100 levels, 917 lines (E1: 917), transition probabilities for 917 lines
(Atomic Line List v3.00b5)
