List of Radioactive Calibration Sources Available in Phys491
(Status 8/27/2000)
The following table lists strenght and type of the calibration sources available
in the lab.
| Isotope
| Activity
| Error
| Half Life
| Reference Date
|
|
| [kBq]
| [%]
| [Days]
|
|
| 22Na
| 36.44
| 1
| 950.8
| 15-Apr-2000
|
| 54Mn
| 33.26
| 1
| 312.3
| 15-Apr-2000
|
| 57Co
| 37.67
| 1
| 271.8
| 15-Apr-2000
|
| 60Co
| 37.11
| 1
| 5.272 years
| 15-Apr-2000
|
| 109Cd
| 34.32
| 1
| 462.6
| 15-Apr-2000
|
| 133Ba
| 34.95
| 1
| 3862
| 15-Apr-2000
|
| 137Cs
| 36.82
| 1
| 30.17 years
| 15-Apr-2000
|
| 226Ra
| 65
| 5
| 1600 years
| 15-Apr-2000
|
| 228Th
| 3.3
| 10
| 1.91 years
|
|