147Sm Isotope Properties
Ground state properties:
&mu = -0.813 nm
Q = -0.18 b
T1/2 = 1.06 1011 y

Excited state properties:
E = 121.23(6) keV
ER = 5.3696(3) 10-2 eV
&mu = -0.45(2) nm
Q = -0.31(12) b
T1/2 = 0.78(2) ns
W = 2.9(5) mm/s


Unit Conversion:
1mm/s = 97.78(5) MHz
1mm/s = 4.044(2) 10-7eV
Decay Diagram

149Sm Isotope Properties
Isotopic abundance 13.8(1)%

Ground state properties:
&mu = -0.6677(11) nm
Q = 0.078(8) b

Excited state properties:
E = 22.507(6) keV
ER = 1.8259(5) 10-3 eV
&mu = -0.6238(8) nm
Q = 1.01(9) b
T1/2 = 7.33(9) ns
W = 1.7(1) mm/s


Unit Conversion:
1mm/s = 18.153(4) MHz
1mm/s = 7.508(2) 10-8eV
Decay Diagram

151Sm Isotope Properties
Ground state properties:
&mu = -0.3630(5) nm
Q = 0.67(7) b
T1/2 = 90(8) y

Excited state properties:
E = 65.826(5) keV
ER = 1.5411(1) 10-2 eV
&mu = ? nm
Q = ? b
T1/2 = 0.40(6) ns
W = 10(9) mm/s


Unit Conversion:
1mm/s = 53.092(4) MHz
1mm/s = 2.1957(2) 10-7eV
Decay Diagram

152Sm Isotope Properties
Isotopic abundance 26.7(2)%

Ground state properties:
&mu = 0 nm
Q = 0 b

Excited state properties:
E = 121.7817(3) keV
ER = 5.2401(1) 10-2 eV
&mu = 0.84(5) nm
Q = -1.666(6) b
T1/2 = 1.400(11) ns
W = 1.60(8) mm/s


Unit Conversion:
1mm/s = 98.2236(2) MHz
1mm/s = 4.0622(1) 10-7eV
Decay Diagram

153Sm Isotope Properties
Ground state properties:
&mu = -0.0216(1) nm
Q = 1.26(13) b
T1/2 = 46.284(4) h

Excited state properties:
E = 35.844(3) keV
ER = 4.5098(4) 10-2 eV
&mu = ? nm
Q = ? b
T1/2 = 0.1 ns
W = 76(40) mm/s


Unit Conversion:
1mm/s = 28.910(2) MHz
1mm/s = 1.1956(1) 10-7eV
Decay Diagram

154Sm Isotope Properties
Isotopic abundance 22.7(2)%

Ground state properties:
&mu = 0 nm
Q = 0 b

Excited state properties:
E = 81.976(18) keV
ER = 2.3435(5) 10-2 eV
&mu = 0.78(4) nm
Q = -1.87(4) b
T1/2 = 3.02(4) ns
W = 1.10(9) mm/s


Unit Conversion:
1mm/s = 66.12(1) MHz
1mm/s = 2.7344(6) 10-7eV
Decay Diagram
Mössbauer Effect Data Center – July 2010