Silver-93

Properties and data of the isotope ⁹³Ag.

Content

General data

Name of the isotope:Silver-93; Ag-93Symbol:⁹³Ag or 9347AgMass number A:93 (= number of nucleons)Atomic number Z:47 (= number of protons)Neutrons N:46Isotopic mass:92.95033(43) u (atomic weight of Silver-93)Nuclide mass:92.9245481 u (calculated nuclear mass without electrons)Mass excess:-46.26731 MeVMass defect:0.81603264000002 u (per nucleus)Nuclear binding energy:760.12950796 MeV (per nucleus)
8.17343557 MeV (average binding energy per nucleon)Separation energy:S_N = 17.21(64) MeV (first neutron)Half-life:228(16) nsDecay constant λ:3040119.2129822 s^-1Specific activity α:1.99000284038 × 10⁺²⁸ Bq g^-1
5.378386055105 × 10⁺¹⁷ Ci g^-1Spin and parity:
(nuclear angular momentum)Mirror nucleus:Palladium-93Year of discovery:1994

Radioactive Decay

Half-life T_½ = 228(16) ns respectively 2.28 × 10^-7 seconds s.

Decay mode	Daughter	Probability	Decay energy
EE/β⁺	⁹³Pd	?	12.73(50) MeV
EE, p	⁹²Rh	?
p	⁹²Pd	?

Isotones and Isobars

The following table shows the atomic nuclei that are isotonic (same neutron number N = 46) and isobaric (same nucleon number A = 93) with Silver-93. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.

OZ	Isotone N = 46	Isobar A = 93
25	⁷¹Mn
26	⁷²Fe
27	⁷³Co
28	⁷⁴Ni
29	⁷⁵Cu
30	⁷⁶Zn
31	⁷⁷Ga
32	⁷⁸Ge
33	⁷⁹As
34	⁸⁰Se	⁹³Se
35	⁸¹Br	⁹³Br
36	⁸²Kr	⁹³Kr
37	⁸³Rb	⁹³Rb
38	⁸⁴Sr	⁹³Sr
39	⁸⁵Y	⁹³Y
40	⁸⁶Zr	⁹³Zr
41	⁸⁷Nb	⁹³Nb
42	⁸⁸Mo	⁹³Mo
43	⁸⁹Tc	⁹³Tc
44	⁹⁰Ru	⁹³Ru
45	⁹¹Rh	⁹³Rh
46	⁹²Pd	⁹³Pd
47	⁹³Ag	⁹³Ag
48	⁹⁴Cd