Strontium-96

Properties and data of the isotope ⁹⁶Sr.

Contents

General data

Name of the isotope:Strontium-96; Sr-96Symbol:⁹⁶Sr or 9638SrMass number A:96 (= number of nucleons)Atomic number Z:38 (= number of protons)Neutrons N:58Isotopic mass:95.921713(9) u (atomic weight of Strontium-96)Nuclide mass:95.9008678 u (calculated nuclear mass without electrons)Mass excess:-72.92387 MeVMass defect:0.878203344 u (per nucleus)Nuclear binding energy:818.04114572 MeV (per nucleus)
8.52126193 MeV (average binding energy per nucleon)Separation energy:S_N = 5.876(10) MeV (first neutron)
S_P = 14.322(22) MeV (first proton)Half-life:1.07(1) sDecay constant λ:0.64780110332705 s^-1Specific activity α:4.106473151008 × 10⁺²¹ Bq g^-1
110985760838.06 Ci g^-1Spin and parity:
(nuclear angular momentum)0+Charge radius:4.3522(125) femtometer fmYear of discovery:1971

Radioactive Decay

Half-life T_½ = 1.07(1) s.

Decay mode	Daughter	Probability	Decay energy	γ energy (intensity)
β^-	⁹⁶Y	100%	5.412(10) MeV

Parent Nuclides

Direct parent isotope is: ⁹⁶Rb.

Isotones and Isobars

The following table shows the atomic nuclei that are isotonic (same neutron number N = 58) and isobaric (same nucleon number A = 96) with Strontium-96. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.

Z	Isotone N = 58	Isobar A = 96
32	⁹⁰Ge
33	⁹¹As
34	⁹²Se
35	⁹³Br	⁹⁶Br
36	⁹⁴Kr	⁹⁶Kr
37	⁹⁵Rb	⁹⁶Rb
38	⁹⁶Sr	⁹⁶Sr
39	⁹⁷Y	⁹⁶Y
40	⁹⁸Zr	⁹⁶Zr
41	⁹⁹Nb	⁹⁶Nb
42	¹⁰⁰Mo	⁹⁶Mo
43	¹⁰¹Tc	⁹⁶Tc
44	¹⁰²Ru	⁹⁶Ru
45	¹⁰³Rh	⁹⁶Rh
46	¹⁰⁴Pd	⁹⁶Pd
47	¹⁰⁵Ag	⁹⁶Ag
48	¹⁰⁶Cd	⁹⁶Cd
49	¹⁰⁷In	⁹⁶In
50	¹⁰⁸Sn
51	¹⁰⁹Sb
52	¹¹⁰Te
53	¹¹¹I
54	¹¹²Xe
55	¹¹³Cs
56	¹¹⁴Ba