Copper-62

Properties and data of the isotope ⁶²Cu.

Content

General data

Name of the isotope:Copper-62; Cu-62Symbol:⁶²Cu or 6229CuMass number A:62 (= number of nucleons)Atomic number Z:29 (= number of protons)Neutrons N:33Isotopic mass:61.9325949(7) u (atomic weight of Copper-62)Nuclide mass:61.9166865 u (calculated nuclear mass without electrons)Mass excess:-62.78745 MeVMass defect:0.58027325600001 u (per nucleus)Nuclear binding energy:540.52105632 MeV (per nucleus)
8.71808155 MeV (average binding energy per nucleon)Separation energy:S_N = 8.8747(11) MeV (first neutron)
S_P = 5.8545(6) MeV (first proton)Half-life:9.67(3) minDecay constant λ:0.0011946693908307 s^-1Specific activity α:1.179420877481 × 10⁺¹⁹ Bq g^-1
318762399.31932 Ci g^-1Spin and parity:
(nuclear angular momentum)1+Magnetic dipole moment:μ(μ_N) = -0.3800(4)Quadrupole moment Q:-0.022(4) barn (100 fm²)Nuclear g-factor:g_l = -0.38Mirror nucleus:Arsenic-62Year of discovery:1936

Radioactive Decay

Half-life T_½ = 9.67(3) min (minutes) respectively 5.802 × 10² seconds s.

Decay mode	Daughter	Probability	Decay energy	γ energy (intensity)
EE/β⁺	⁶²Ni	100 %	3.9589(8) MeV

Parent Nuclides

Direct parent isotope is: ⁶²Zn.

Isotones and Isobars

The following table shows the atomic nuclei that are isotonic (same neutron number N = 33) and isobaric (same nucleon number A = 62) with Copper-62. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.

OZ	Isotone N = 33	Isobar A = 62
16	⁴⁹S
17	⁵⁰Cl
18	⁵¹Ar
19	⁵²K
20	⁵³Ca
21	⁵⁴Sc
22	⁵⁵Ti	⁶²Ti
23	⁵⁶V	⁶²V
24	⁵⁷Cr	⁶²Cr
25	⁵⁸Mn	⁶²Mn
26	⁵⁹Fe	⁶²Fe
27	⁶⁰Co	⁶²Co
28	⁶¹Ni	⁶²Ni
29	⁶²Cu	⁶²Cu
30	⁶³Zn	⁶²Zn
31	⁶⁴Ga	⁶²Ga
32	⁶⁵Ge	⁶²Ge
33	⁶⁶As	⁶²As
34	⁶⁷Se
35	⁶⁸Br
36	⁶⁹Kr