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Tin-115

Properties and data of the isotope 115Sn.


Content

See also: list of Tin isotopes.

 

General data

Name of the isotope:Tin-115; Sn-115Symbol:115Sn or 11550SnMass number A:115 (= number of nucleons)Atomic number Z:50 (= number of protons)Neutrons N:65Isotopic mass:114.9033447(1) u (atomic weight of Tin-115)Nuclide mass:114.8759173 u (calculated nuclear mass without electrons)Mass excess:-90.03383 MeVMass defect:1.05112644 u (per nucleus)Nuclear binding energy:979.1179721 MeV (per nucleus)
8.51406932 MeV (average binding energy per nucleon)
Separation energy:SN = 7.54543(2) MeV (first neutron)
SP = 8.7530(3) MeV (first proton)
Half-life:stableSpin and parity:
(nuclear angular momentum)
1/2+Magnetic dipole moment:μ(μN) = - 0.9174(4)Charge radius:4.6148(19) femtometer fmYear of discovery:1927

 

Parent Nuclides

Direct parent isotopes are: 115Sb, 115In.

 

Occurrence

Comparison of the natural Tin isotopes including isotopic abundance (mole fraction of the isotope mixture in percent):

 

Atomic Mass maQuantityHalf-lifeSpin
Tin
Isotopic mixture
118.710 u100 %
Isotope 112Sn111.904824(4) u0.97(1) %stable0+
Isotope 114Sn113.902783(6) u0.66(1) %stable0+
Isotope 115Sn114.9033447(1) u0.34(1) %stable1/2+
Isotope 116Sn115.901743(1) u14.54(9) %stable0+
Isotope 117Sn116.902954(3) u7.68(7) %stable1/2+
Isotope 118Sn117.901607(3) u24.22(9) %stable0+
Isotope 119Sn118.903311(5) u8.59(4) %stable1/2+
Isotope 120Sn119.902202(6) u32.58(9) %stable0+
Isotope 122Sn121.90344(2) u4.63(3) %stable0+
Isotope 124Sn123.905277(7) u5.79(5) %stable0+

 

NMR data

Nuclear magnetic properties of the NMR active Nuclide 115Sn

Isotope:115Sn-NMRQuantity:0.34(1) %Spin:1/2+Nuclearmagnetic moment
μ/μN:
- 0.9174(4)Gyromagnetic ratio γ:8.8014 · 107 rad T-1 s-1Nuclear g-factor:gl = -1.8348Resonance frequency:v0 = 14.0077 at 1 TRelative Sensitivity:0.03561 (H0 = const.)
0.3290 (v0 = const.)
[related to 1H = 1.000]

 

Nuclear Isomers

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

Nuclear IsomerExcitation EnergyHalf-lifeSpin
115m1Sn612.81(4) keV3.26(8) μs7/2+
115m2Sn713.64(12) keV159(1) μs11/2-

 

Isotones and Isobars

The following table shows the atomic nuclei that are isotonic (same neutron number N = 65) and isobaric (same nucleon number A = 115) with Tin-115. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.

 

OZIsotone N = 65Isobar A = 115
36101Kr
37102Rb
38103Sr
39104Y
40105Zr
41106Nb115Nb
42107Mo115Mo
43108Tc115Tc
44109Ru115Ru
45110Rh115Rh
46111Pd115Pd
47112Ag115Ag
48113Cd115Cd
49114In115In
50115Sn115Sn
51116Sb115Sb
52117Te115Te
53118I115I
54119Xe115Xe
55120Cs115Cs
56121Ba115Ba
57122La
58123Ce
59124Pr
60125Nd
61126Pm

 

External data and identifiers

Adopted Levels, Gammas:NuDat 115Sn

 


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Last update: 2020-10-17


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