Facilities and devices
Gamma irradiation facilities OB20 and OB34
- Cs-137 and Co-60 source
- Traceability to primary standards
- Calibration and legal verification of dose and dose rate meters
- Irradiation of materials and dosimeters
| Dose rate range: | 150 nSv/h to Sv/h |
| Measured quantities: | H*(10), Hp(10), Hp(0.07), Ka |
| Expanded uncertainties (k=2): | approx. ±4% to ±5% |
X-ray irradiation facility
- 320 kV X-ray facility
- Traceability to primary standards
- Calibration of dose and dose rate meters
- Irradiation of materials and dosimeters
| Reference spectrum according to ISO-4037 (2019): | Narrow Series, N-15 bis N-300 |
| Maximum dose rate depending on beam quality: | 2 mSv/h to approx. 130 mSv/h (Hp(10)) |
| Measured quantities: | H*(10), Hp(10), Hp(0.07), Ka |
| Expanded uncertainties (k=2: | approx. ±4% to ±5% |
Neutron irradiation facilities
- 252Cf, 252Cf (D20-moderated) and 241Am-Be
- Traceability to primary standards
- Calibration of dose and dose rate meters
- Irradiation of materials and dosimeters
| Dose rate range: | 20 µSv/h to 1 mSv/h |
| Measured quantities: | H*(10), Hp(10) |
| Expanded uncertainty (k=2): | approx. ±7% to ±10% |
Wide area reference sources
- Alpha (241Am), beta (14C, 99Tc, 36Cl, 90Sr/90Y), and gamma (55Fe, 129I, 57Co, 137Cs, 60Co) large area reference sources certified for surface emission rates.
- Determination of calibration factors for about 200 nuclides
- Expanded uncertainties (k=2) from ±5% - ±10%.
- Calibration of surface contamination measuring instruments according to the method described in the standard ISO-7503-3, Annex A
Whole body and thyroid phantoms
- Phantoms for calibration of triage and incorporation monitors