Titanium-54

Properties and data of the isotope ⁵⁴Ti.

Content

General data

Name of the isotope:Titanium-54; Ti-54Symbol:⁵⁴Ti or 5422TiMass number A:54 (= number of nucleons)Atomic number Z:22 (= number of protons)Neutrons N:32Isotopic mass:53.95102(9) u (atomic weight of Titanium-54)Nuclide mass:53.9389515 u (calculated nuclear mass without electrons)Mass excess:-45.62458 MeVMass defect:0.498408016 u (per nucleus)Nuclear binding energy:464.26407646 MeV (per nucleus)
8.5974829 MeV (average binding energy per nucleon)Separation energy:S_N = 6.86(13) MeV (first neutron)
S_P = 14.00(13) MeV (first proton)Half-life:2.1 sDecay constant λ:0.33007008598093 s^-1Specific activity α:3.750431229110 × 10⁺²¹ Bq g^-1
101363006192.18 Ci g^-1Spin and parity:
(nuclear angular momentum)0+Year of discovery:1980

Radioactive Decay

Half-life T_½ = 2.1 s.

Decay mode	Daughter	Probability	Decay energy	γ energy (intensity)
β^-	⁵⁴V	100 %	4.27(8) MeV

Parent Nuclides

Direct parent isotope is: ⁵⁴Sc.

Isotones and Isobars

The following table shows the atomic nuclei that are isotonic (same neutron number N = 32) and isobaric (same nucleon number A = 54) with Titanium-54. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.

OZ	Isotone N = 32	Isobar A = 54
16	⁴⁸S
17	⁴⁹Cl
18	⁵⁰Ar
19	⁵¹K	⁵⁴K
20	⁵²Ca	⁵⁴Ca
21	⁵³Sc	⁵⁴Sc
22	⁵⁴Ti	⁵⁴Ti
23	⁵⁵V	⁵⁴V
24	⁵⁶Cr	⁵⁴Cr
25	⁵⁷Mn	⁵⁴Mn
26	⁵⁸Fe	⁵⁴Fe
27	⁵⁹Co	⁵⁴Co
28	⁶⁰Ni	⁵⁴Ni
29	⁶¹Cu	⁵⁴Cu
30	⁶²Zn	⁵⁴Zn
31	⁶³Ga
32	⁶⁴Ge
33	⁶⁵As
34	⁶⁶Se
35	⁶⁷Br
36	⁶⁸Kr