181Ta Isotope Properties
Isotopic abundance 99.988(2)%

Ground state properties:
&mu = 2.3705(7) nm
Q = 3.17(2) b

Excited state properties:
E = 6.237(20) keV
ER = 1.154(4) 10-4 eV
&mu = 5.28(9) nm
Q = 3.71(7) b
T1/2 = 6050(120) ns
W = 0.0073(9) mm/s

E = 136.262(13) keV
ER = 5.5078(4) 10-2 eV
&mu = 2.6(7) nm
Q = ? b
T1/2 = 0.0395(16) ns
W = 50(13) mm/s

Unit Conversion:
1mm/s = 5.030(16) MHz
1mm/s = 2.0804(7) 10-8eV
Unit Conversion:
1mm/s = 109.90(1) MHz
1mm/s = 4.5452(4) 10-7eV
Decay Diagram
183Ta Isotope Properties
Ground state properties:
&mu =2.28(3) nm
Q = ? b
T1/2 = 5.1(1) d

Excited state properties:
E = 73.174(12) keV
ER = 1.5710(3) 10-2 eV
&mu = ? nm
Q = ? b
T1/2 = 107(11) ns
W = 0.03(2) mm/s


Unit Conversion:
1mm/s = 59.02(1) MHz
1mm/s = 2.4408(4) 10-7eV
Decay Diagram

Mössbauer Effect Data Center – July 2010