Neodymium-152

Properties and data of the isotope ¹⁵²Nd.

Contents

General data

Name of the isotope:Neodymium-152; Nd-152Symbol:¹⁵²Nd or 15260NdMass number A:152 (= number of nucleons)Atomic number Z:60 (= number of protons)Neutrons N:92Isotopic mass:151.924692(26) u (atomic weight of Neodymium-152)Nuclide mass:151.8917797 u (calculated nuclear mass without electrons)Mass excess:-70.14895 MeVMass defect:1.341982192 u (per nucleus)Nuclear binding energy:1250.04835995 MeV (per nucleus)
8.22400237 MeV (average binding energy per nucleon)Separation energy:S_N = 7.278(24) MeV (first neutron)
S_P = 10.659(27) MeV (first proton)Half-life:11.4(2) minDecay constant λ:0.0010133730709941 s^-1Specific activity α:4.041506872313 × 10⁺¹⁸ Bq g^-1
109229915.46792 Ci g^-1Spin and parity:
(nuclear angular momentum)0+Year of discovery:1969

Radioactive Decay

Half-life T_½ = 11.4(2) min (minutes) respectively 6.84 × 10² seconds s.

Decay mode	Daughter	Probability	Decay energy	γ energy (intensity)
β^-	¹⁵²Pm	100 %	1.105(19) MeV

Parent Nuclides

Direct parent isotope is: ¹⁵²Pr.

Isotones and Isobars

The following table shows the atomic nuclei that are isotonic (same neutron number N = 92) and isobaric (same nucleon number A = 152) with Neodymium-152. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.

Z	Isotone N = 92	Isobar A = 152
53	¹⁴⁵I
54	¹⁴⁶Xe
55	¹⁴⁷Cs
56	¹⁴⁸Ba	¹⁵²Ba
57	¹⁴⁹La	¹⁵²La
58	¹⁵⁰Ce	¹⁵²Ce
59	¹⁵¹Pr	¹⁵²Pr
60	¹⁵²Nd	¹⁵²Nd
61	¹⁵³Pm	¹⁵²Pm
62	¹⁵⁴Sm	¹⁵²Sm
63	¹⁵⁵Eu	¹⁵²Eu
64	¹⁵⁶Gd	¹⁵²Gd
65	¹⁵⁷Tb	¹⁵²Tb
66	¹⁵⁸Dy	¹⁵²Dy
67	¹⁵⁹Ho	¹⁵²Ho
68	¹⁶⁰Er	¹⁵²Er
69	¹⁶¹Tm	¹⁵²Tm
70	¹⁶²Yb	¹⁵²Yb
71	¹⁶³Lu	¹⁵²Lu
72	¹⁶⁴Hf
73	¹⁶⁵Ta
74	¹⁶⁶W
75	¹⁶⁷Re
76	¹⁶⁸Os
77	¹⁶⁹Ir
78	¹⁷⁰Pt
79	¹⁷¹Au
80	¹⁷²Hg