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NIST Atomic Spectra Database
Ionization Energies Data

Ge (all spectra)
32 Data Rows Found 

Example of how to reference these results:
Kramida, A., Ralchenko, Yu., Reader, J., and NIST ASD Team (2019). NIST Atomic Spectra Database (ver. 5.7.1), [Online]. Available: https://physics.nist.gov/asd [2020, September 25]. National Institute of Standards and Technology, Gaithersburg, MD. DOI: https://doi.org/10.18434/T4W30F
BibTex Citation (new window)
 

 At. Num.   Ion  Charge   El.  name   Ionization  Energy 
 (eV) 
Uncertainty
 (eV) 
 References 
32  Germanium    7.899435                 0.000012   L3935,L12369 
32  +1  Germanium    15.934610                 0.000025   L7213 
32  +2  Germanium    34.0576                   0.0012     L7213,L11268 
32  +3  Germanium    45.7155                   0.0012     L7213,L6924 
32  +4  Germanium    90.500                    0.019      L7213,L17779 
32  +5  Germanium    [115.90]                    0.12       L7213 
32  +6  Germanium    (144.9)                     1.5        L7213 
32  +7  Germanium    (176.4)                     1.7        L7213 
32  +8  Germanium    (212.5)                     2.1        L7213 
32  +9  Germanium    (252.1)                     2.2        L8672c99 
32  +10  Germanium    (286)                       3          L7213 
32  +11  Germanium    (326.0)                     2.5        L8672c99 
32  +12  Germanium    (367)                       3          L8672c99 
32  +13  Germanium    (407)                       3          L8672c99 
32  +14  Germanium    [527.9]                     1.6        L11770 
32  +15  Germanium    [567.3]                     0.5        L11770 
32  +16  Germanium    [609.1]                     0.8        L11770 
32  +17  Germanium    [662.8]                     1.9        L11770 
32  +18  Germanium    [706.7]                     1.0        L7213 
32  +19  Germanium    [744]                       3          L11770 
32  +20  Germanium    [837.1]                     1.0        L11770 
32  +21  Germanium    [880.44]                    0.03       L11770 
32  +22  Germanium    [2 180.1]                     1.2        L11770 
32  +23  Germanium    [2 304]                       4          L11770 
32  +24  Germanium    [2 439]                       5          L11770 
32  +25  Germanium    [2 575]                       19          L11770 
32  +26  Germanium    [2 737.1]                     2.3        L11770 
32  +27  Germanium    [2 881.9]                     1.6        L11770 
32  +28  Germanium    [3 074]                       3          L11770 
32  +29  Germanium    (3 194.293)                   0.007      L16264c99 
32  +30  Germanium    (13 557.4207)                  0.0024     L12128 
32  +31  Germanium    (14 119.430)                   0.006      L7188 

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