| NAA | PNA | |
|---|---|---|
| Irradiationcapsule | ||
| design | PE capsule with screw cap | welded aluminium capsule |
| Sample Requirements | ||
| aggregate phase | solid & dry | solid & dry |
| aggregate phase stability until... | 90 °C | 170 °C |
| maximum weight of insert | 7 g | 12 g |
| maximum diameter of insert | 21 mm | 22 mm |
| maximum lenght of insert | 40 mm | 50 mm |
| Other Limits | ||
| maximum irradiation-time | 2 h | 1000 h |
| maximum activity (StSV appendix 3) | 100 LA | 10'000 LA |
| maximum dose rate @ 60cm | 100 uSv/h | - |
| Time scale | ||
| time of operation | June - December | June - December |
| time for preparation after calculations | 1 day | 2 weeks |
| fastest access after irradiation | minutes | 1 day |
| Radiation | ||
| thermal neutrons | 7e12 n/cm2/s | 2.8e13 n/cm2/s |
| gamma | (no data available) | (no data available) |
NIS Neutron Flux