Vanadium-47

Properties and data of the isotope ⁴⁷V.

Content

General data

Name of the isotope:Vanadium-47; V-47Symbol:⁴⁷V or 4723VMass number A:47 (= number of nucleons)Atomic number Z:23 (= number of protons)Neutrons N:24Isotopic mass:46.95490404(18) u (atomic weight of Vanadium-47)Nuclide mass:46.942287 u (calculated nuclear mass without electrons)Mass excess:-42.00662 MeVMass defect:0.43302968 u (per nucleus)Nuclear binding energy:403.36454874 MeV (per nucleus)
8.58222444 MeV (average binding energy per nucleon)Separation energy:S_N = 13.00258(11) MeV (first neutron)
S_P = 5.16779(7) MeV (first proton)Half-life:32.6(3) minDecay constant λ:0.00035436972421265 s^-1Specific activity α:4.639270425446 × 10⁺¹⁸ Bq g^-1
125385687.17424 Ci g^-1Spin and parity:
(nuclear angular momentum)3/2-Mirror nucleus:Chromium-47Year of discovery:1942

Radioactive Decay

Half-life T_½ = 32.6(3) min (minutes) respectively 1.956 × 10³ seconds s.

Decay mode	Daughter	Probability	Decay energy	γ energy (intensity)
β⁺	⁴⁷Ti	100 %	2.93075(20) MeV

Parent Nuclides

Direct parent isotope is: ⁴⁷Cr.

Isotones and Isobars

The following table shows the atomic nuclei that are isotonic (same neutron number N = 24) and isobaric (same nucleon number A = 47) with Vanadium-47. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.

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