Copper-63

Properties and data of the isotope ⁶³Cu.

Contents

General data

Name of the isotope:Copper-63; Cu-63Symbol:⁶³Cu or 6329CuMass number A:63 (= number of nucleons)Atomic number Z:29 (= number of protons)Neutrons N:34Isotopic mass:62.929598(4) u (atomic weight of Copper-63)Nuclide mass:62.9136896 u (calculated nuclear mass without electrons)Mass excess:-65.57904 MeVMass defect:0.59193507200001 u (per nucleus)Nuclear binding energy:551.38396796 MeV (per nucleus)
8.75212648 MeV (average binding energy per nucleon)Separation energy:S_N = 10.8636(5) MeV (first neutron)
S_P = 6.12240(6) MeV (first proton)Half-life:stableSpin and parity:
(nuclear angular momentum)3/2-Magnetic dipole moment:μ(μ_N) = +2.2259(4)Charge radius:3.8823(15) femtometer fmMirror nucleus:Selenium-63Year of discovery:1923

Parent Nuclides

Direct parent isotopes are: ⁶³Zn, ⁶³Ni.

Occurrence

Comparison of the natural Copper isotopes including isotopic abundance (mole fraction of the isotope mixture in percent):

	Atomic Mass m_a	Quantity	Half-life	Spin
Copper Isotopic mixture	63.546 u	100 %
Isotope ⁶³Cu	62.929598(4) u	69.15(15) %	stable	3/2-
Isotope ⁶⁵Cu	64.927790(5) u	30.85(15) %	stable	3/2-

NMR data

Nuclear magnetic properties of the NMR active Nuclide ⁶³Cu

Isotope:⁶³Cu-NMRQuantity:69.15(15) %Spin:3/2-Nuclearmagnetic moment
μ/μ_N:+2.2259(4)Gyromagnetic ratio γ:7.1088 · 10⁷ rad T^-1 s^-1Nuclear g-factor:g_l = 1.4839333333333Quadrupole moment Q:-0.220(15) barn (100 fm²)Line width parameter (factor):l = 645.33 fm⁴Resonance frequency:v₀ = 11.3188 at 1 TRelative Sensitivity:0.09393 (H₀ = const.)
1.3292 (v₀ = const.)
[related to ¹H = 1.000]

Isotones and Isobars

The following table shows the atomic nuclei that are isotonic (same neutron number N = 34) and isobaric (same nucleon number A = 63) with Copper-63. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.

Z	Isotone N = 34	Isobar A = 63
17	⁵¹Cl
18	⁵²Ar
19	⁵³K
20	⁵⁴Ca
21	⁵⁵Sc
22	⁵⁶Ti	⁶³Ti
23	⁵⁷V	⁶³V
24	⁵⁸Cr	⁶³Cr
25	⁵⁹Mn	⁶³Mn
26	⁶⁰Fe	⁶³Fe
27	⁶¹Co	⁶³Co
28	⁶²Ni	⁶³Ni
29	⁶³Cu	⁶³Cu
30	⁶⁴Zn	⁶³Zn
31	⁶⁵Ga	⁶³Ga
32	⁶⁶Ge	⁶³Ge
33	⁶⁷As	⁶³As
34	⁶⁸Se	⁶³Se
35	⁶⁹Br
36	⁷⁰Kr
37	⁷¹Rb