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Nickel-64

Properties and data of the isotope 64Ni.


Contents

See also: list of Nickel isotopes.

 

General data

Name of the isotope:Nickel-64; Ni-64Symbol:64Ni or 6428NiMass number A:64 (= number of nucleons)Atomic number Z:28 (= number of protons)Neutrons N:36Isotopic mass:63.927967(4) u (atomic weight of Nickel-64)Nuclide mass:63.9126072 u (calculated nuclear mass without electrons)Mass excess:-67.09831 MeVMass defect:0.60307087200001 u (per nucleus)Nuclear binding energy:561.75689884 MeV (per nucleus)
8.77745154 MeV (average binding energy per nucleon)
Separation energy:SN = 9.65746(20) MeV (first neutron)
SP = 12.536(19) MeV (first proton)
Half-life:stableSpin and parity:
(nuclear angular momentum)
0+Charge radius:3.8572(23) femtometer fmYear of discovery:1935

 

Parent Nuclides

Direct parent isotopes are: 64Co, 64Cu.

 

Occurrence

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

 

Atomic Mass maQuantityHalf-lifeSpin
Nickel
Isotopic mixture
58.6934 u100 %
Isotope 58Ni57.935342(3) u68.0769(190) %stable0+
Isotope 60Ni59.930786(3) u26.2231(150) %stable0+
Isotope 61Ni60.931056(3) u1.1399(13) %stable3/2-
Isotope 64Ni63.927967(4) u0.9256(19) %stable0+
Isotope 62Ni61.928345(4) u3.6345(40) %stable0+

 

Isotones and Isobars

The following table shows the atomic nuclei that are isotonic (same neutron number N = 36) and isobaric (same nucleon number A = 64) with Nickel-64. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.

 

ZIsotone N = 36Isobar A = 64
1955K
2056Ca
2157Sc
2258Ti
2359V64V
2460Cr64Cr
2561Mn64Mn
2662Fe64Fe
2763Co64Co
2864Ni64Ni
2965Cu64Cu
3066Zn64Zn
3167Ga64Ga
3268Ge64Ge
3369As64As
3470Se64Se
3571Br
3672Kr
3773Rb
3874Sr

 

External data and identifiers

Adopted Levels, Gammas:NuDat 64Ni

 


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Last update: 2020-10-14


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