Copper-53

Properties and data of the isotope ⁵³Cu.

Content

General data

Name of the isotope:Copper-53; Cu-53Symbol:⁵³Cu or 5329CuMass number A:53 (= number of nucleons)Atomic number Z:29 (= number of protons)Neutrons N:24Isotopic mass:52.98575(54) u (atomic weight of Copper-53)Nuclide mass:52.9698416 u (calculated nuclear mass without electrons)Mass excess:-13.27379 MeVMass defect:0.449133912 u (per nucleus)Nuclear binding energy:418.36554422 MeV (per nucleus)
7.89368951 MeV (average binding energy per nucleon)Separation energy:S_N = 19.06(78) MeV (first neutron)Half-life:130 nsDecay constant λ:5331901.3889227 s^-1Specific activity α:6.17489638757 × 10⁺²⁸ Bq g^-1
1.668890915560 × 10⁺¹⁸ Ci g^-1Spin and parity:
(nuclear angular momentum)(3/2-)Mirror nucleus:Chromium-53

Radioactive Decay

Half-life T_½ = 130 ns respectively 1.3 × 10^-7 seconds s.

Decay mode	Daughter	Probability	Decay energy	γ energy (intensity)
p	⁵²Ni	?

Isotones and Isobars

The following table shows the atomic nuclei that are isotonic (same neutron number N = 24) and isobaric (same nucleon number A = 53) with Copper-53. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.

OZ	Isotone N = 24	Isobar A = 53
10	³⁴Ne
11	³⁵Na
12	³⁶Mg
13	³⁷Al
14	³⁸Si
15	³⁹P
16	⁴⁰S
17	⁴¹Cl
18	⁴²Ar	⁵³Ar
19	⁴³K	⁵³K
20	⁴⁴Ca	⁵³Ca
21	⁴⁵Sc	⁵³Sc
22	⁴⁶Ti	⁵³Ti
23	⁴⁷V	⁵³V
24	⁴⁸Cr	⁵³Cr
25	⁴⁹Mn	⁵³Mn
26	⁵⁰Fe	⁵³Fe
27	⁵¹Co	⁵³Co
28	⁵²Ni	⁵³Ni
29	⁵³Cu	⁵³Cu
30	⁵⁴Zn