Neodymium-153

Properties and data of the isotope ¹⁵³Nd.

Content

General data

Name of the isotope:Neodymium-153; Nd-153Symbol:¹⁵³Nd or 15360NdMass number A:153 (= number of nucleons)Atomic number Z:60 (= number of protons)Neutrons N:93Isotopic mass:152.9277179(29) u (atomic weight of Neodymium-153)Nuclide mass:152.8948056 u (calculated nuclear mass without electrons)Mass excess:-67.33034 MeVMass defect:1.347621208 u (per nucleus)Nuclear binding energy:1255.30106952 MeV (per nucleus)
8.20458215 MeV (average binding energy per nucleon)Separation energy:S_N = 5.252(25) MeV (first neutron)
S_P = 10.861(19) MeV (first proton)Half-life:31.6(10) sDecay constant λ:0.021935037359492 s^-1Specific activity α:8.690518733344 × 10⁺¹⁹ Bq g^-1
2348788846.8498 Ci g^-1Spin and parity:
(nuclear angular momentum)(3/2)-Year of discovery:1987

Radioactive Decay

Half-life T_½ = 31.6(10) s respectively 3.16 × 10¹ seconds s.

Decay mode	Daughter	Probability	Decay energy	γ energy (intensity)
β^-	¹⁵³Pm	100 %	3.318(9) MeV

Parent Nuclides

Direct parent isotope is: ¹⁵³Pr.

Isotones and Isobars

The following table shows the atomic nuclei that are isotonic (same neutron number N = 93) and isobaric (same nucleon number A = 153) with Neodymium-153. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.

OZ	Isotone N = 93	Isobar A = 153
54	¹⁴⁷Xe
55	¹⁴⁸Cs
56	¹⁴⁹Ba	¹⁵³Ba
57	¹⁵⁰La	¹⁵³La
58	¹⁵¹Ce	¹⁵³Ce
59	¹⁵²Pr	¹⁵³Pr
60	¹⁵³Nd	¹⁵³Nd
61	¹⁵⁴Pm	¹⁵³Pm
62	¹⁵⁵Sm	¹⁵³Sm
63	¹⁵⁶Eu	¹⁵³Eu
64	¹⁵⁷Gd	¹⁵³Gd
65	¹⁵⁸Tb	¹⁵³Tb
66	¹⁵⁹Dy	¹⁵³Dy
67	¹⁶⁰Ho	¹⁵³Ho
68	¹⁶¹Er	¹⁵³Er
69	¹⁶²Tm	¹⁵³Tm
70	¹⁶³Yb	¹⁵³Yb
71	¹⁶⁴Lu	¹⁵³Lu
72	¹⁶⁵Hf	¹⁵³Hf
73	¹⁶⁶Ta
74	¹⁶⁷W
75	¹⁶⁸Re
76	¹⁶⁹Os
77	¹⁷⁰Ir
78	¹⁷¹Pt
79	¹⁷²Au
80	¹⁷³Hg