Indium-130m1

Properties and data of the isotope ¹³⁰In.

Content

General data

Name of the isotope:Indium-130m1; In-130m1Symbol:¹³⁰In or 13049InMass number A:130 (= number of nucleons)Atomic number Z:49 (= number of protons)Neutrons N:81Isotopic mass:129.92498(4) u (atomic weight of Indium-130m1)
Excitation energy: 50(50) keVNuclide mass:129.8981011 u (calculated nuclear mass without electrons)Mass excess:-69.88068 MeVMass defect:1.160304764 u (per nucleus)Nuclear binding energy:1080.81692584 MeV (per nucleus)
8.31397635 MeV (average binding energy per nucleon)Half-life:0.54(1) sDecay constant λ:1.2836058899258 s^-1Specific activity α:5.992291068044 × 10⁺²¹ Bq g^-1
161953812649.86 Ci g^-1Spin and parity:
(nuclear angular momentum)(10-)

Radioactive Decay

Half-life T_½ = 0.54(1) s respectively 5.4 × 10^-1 seconds s.

Decay mode	Daughter	Probability	Decay energy	γ energy (intensity)
β^-	¹³⁰Sn	98.35 %
β^-, n	¹²⁹Sn	1.65 %

Nuclear Isomers

Nuclear isomers or excited states with the activation energy in keV related to the ground state.

Nuclear Isomer	Excitation Energy	Half-life	Spin
¹³⁰In		0.29(2) s	1(-)
^130m3In	400(60) keV	0.54(1) s	(5+)

Isotones and Isobars

The following table shows the atomic nuclei that are isotonic (same neutron number N = 81) and isobaric (same nucleon number A = 130) with Indium-130m1. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.

OZ	Isotone N = 81	Isobar A = 130
45	¹²⁶Rh
46	¹²⁷Pd
47	¹²⁸Ag	¹³⁰Ag
48	¹²⁹Cd	¹³⁰Cd
49	¹³⁰In	¹³⁰In
50	¹³¹Sn	¹³⁰Sn
51	¹³²Sb	¹³⁰Sb
52	¹³³Te	¹³⁰Te
53	¹³⁴I	¹³⁰I
54	¹³⁵Xe	¹³⁰Xe
55	¹³⁶Cs	¹³⁰Cs
56	¹³⁷Ba	¹³⁰Ba
57	¹³⁸La	¹³⁰La
58	¹³⁹Ce	¹³⁰Ce
59	¹⁴⁰Pr	¹³⁰Pr
60	¹⁴¹Nd	¹³⁰Nd
61	¹⁴²Pm	¹³⁰Pm
62	¹⁴³Sm	¹³⁰Sm
63	¹⁴⁴Eu	¹³⁰Eu
64	¹⁴⁵Gd
65	¹⁴⁶Tb
66	¹⁴⁷Dy
67	¹⁴⁸Ho
68	¹⁴⁹Er
69	¹⁵⁰Tm
70	¹⁵¹Yb
71	¹⁵²Lu
72	¹⁵³Hf