It's Elemental - Isotopes of the Element Germanium

Isotopes of the Element Germanium
[Click for Main Data]

Most of the isotope data on this site has been obtained from the National Nuclear Data Center. Please visit their site for more information.

Isotopes of the Element Germanium with a Known Natural Abundance

Mass Number	Natural Abundance	Half-life

70	20.37%	Stable

72	27.31%	Stable

73	7.76%	Stable

74	36.73%	Stable

76	7.83%	0.8×10⁺²⁵ years

All Known Isotopes of the Element Germanium

Mass Number	Half-life	Decay Mode	Branching Percentage

58	No Data Available	Double Proton Emission	No Data Available

59	No Data Available	Double Proton Emission	No Data Available

60	≈ 30 milliseconds	Electron Capture	No Data Available

		Double Proton Emission	No Data Available

61	40 milliseconds	Electron Capture	100.00

		Electron Capture with delayed Proton Emission	~ 80.00

62	> 150 nanoseconds	Electron Capture	No Data Available

63	96 milliseconds	Electron Capture	100.00

64	63.7 seconds	Electron Capture	100.00

65	30.9 seconds	Electron Capture	100.00

66	2.26 hours	Electron Capture	100.00

67	18.9 minutes	Electron Capture	100.00

68	270.8 days	Electron Capture	100.00

69	39.05 hours	Electron Capture	100.00

69_m	5.1 microseconds	Isomeric Transition	100.00

69_m2	2.81 microseconds	Isomeric Transition	100.00

70	Stable	-	-

71	11.43 days	Electron Capture	100.00

72	Stable	-	-

73	Stable	-	-

73_m	0.499 seconds	Isomeric Transition	100.00

74	Stable	-	-

75	82.78 minutes	Beta-minus Decay	100.00

75_m	47.7 seconds	Isomeric Transition	99.97

		Beta-minus Decay	0.03

76	0.8×10⁺²⁵ years	Double Beta-minus Decay	No Data Available

77	11.30 hours	Beta-minus Decay	100.00

77_m	52.9 seconds	Beta-minus Decay	81.00

		Isomeric Transition	19.00

78	88.0 minutes	Beta-minus Decay	100.00

79	18.98 seconds	Beta-minus Decay	100.00

79_m	39.0 seconds	Beta-minus Decay	96.00

		Isomeric Transition	4.00

80	29.5 seconds	Beta-minus Decay	100.00

81	7.6 seconds	Beta-minus Decay	100.00

		Beta-minus Decay	100.00

82	4.60 seconds	Beta-minus Decay	100.00

83	1.85 seconds	Beta-minus Decay	100.00

84	0.947 seconds	Beta-minus Decay	100.00

		Beta-minus Decay with delayed Neutron Emission	10.80

85	535 milliseconds	Beta-minus Decay	100.00

		Beta-minus Decay with delayed Neutron Emission	14.00

86	> 150 nanoseconds	Beta-minus Decay	No Data Available

87	≈ 0.14 seconds	Beta-minus Decay	100.00

		Beta-minus Decay with delayed Neutron Emission	No Data Available

88	> 150 nanoseconds	Beta-minus Decay	No Data Available

89	> 150 nanoseconds	Beta-minus Decay	No Data Available

Isotopes of the Element Germanium[Click for Main Data]

Isotopes of the Element Germanium
[Click for Main Data]