Fig. 2From: Precise activity measurements of medical radionuclides using an ionization chamber: a case study with Terbium-161Scheme of the realization of a 161Tb standard (CMC Calibration and Measurement Capabilities, BIMP The Bureau of Weights and Measures, SIR Système International de Référence, CIR Chambre d’Ionisation de Référence)Back to article page