| Metrology area, Sub-field | Ionizing Radiation, Section I (x and gamma rays, electrons) |
| Description | Comparison of air kerma for standards for x-ray imaging |
| Time of measurements | 2024 - 2025 |
| Status | Measurements completed |
| References | |
| Measurand | Air kerma (Kair) in Gy |
| Parameters | 4 RQR, 2 RQT, and 3 newly defined CCPRQ radiation qualities |
| Transfer device | Two ionization chambers |
| Comparison type | Supplementary Comparison |
| Consultative Committee | CCRI (Consultative Committee for Ionizing Radiation) |
| Conducted by | EURAMET (European Association of National Metrology Institutes) |
| RMO Internal Identifier | EURAMET Project No 1677 |
| Comments | This comparison is carried out simultaneously with EURAMET Projects 1678 and 1676. This comparison can be used as supporting evidence to publish or maintain CMCs in the KCDB for the quantity air kerma for x-ray radiation qualities between 50 kV and 120 kV. |
| Pilot institute |
STUK
Radiation and Nuclear Safety Authority Finland |
| Contact person | Paula Toroi |
| Additional |
| Pilot laboratory | |
|---|---|
| STUK |
Radiation and Nuclear Safety Authority, Finland, EURAMET |
| CMI |
Czech Metrology Institute, Czechia, EURAMET |
| ENEA-INMRI |
Istituto Nazionale di Metrologia delle Radiazioni Ionizzanti, Italy, EURAMET |
| IMBIH |
Institute of Metrology of Bosnia and Herzegovina, Bosnia and Herzegovina, EURAMET |
| IRCL/GAEC-EIM |
Ionizing Radiation Calibration Laboratory/Greek Atomic Energy Commission, Greece, EURAMET |
| IST-LPSR |
Laboratório de Proteção e Segurança Radiológica, Instituto Superior Técnico, Portugal, EURAMET |
| NMI (MD) |
The National Metrology Institute of the Republic of Moldova, Moldova, Republic of, EURAMET |
| PTB |
Physikalisch-Technische Bundesanstalt, Germany, EURAMET |
| TENMAK-NUKEN |
Nuclear Energy Research Institute, Türkiye, EURAMET |
| VINS |
Vinca Institute of Nuclear Sciences, Serbia, EURAMET |
| VSL |
VSL, Netherlands, EURAMET |
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