Experimental characterization of a multi-chamber alpha spectrometry system using standard actinide sources

► Full characterization of the alpha multi-chamber spectrometer. ► Evaluation of the main spectrometric parameters such as resolutions, efficiencies and stability of all 8 ULTRA-AS detectors. ► Energy and efficiency calibration of the spectrometer and determination of its spectrometric and specific parameters. ► The Octête plus spectrometer assures an excellent control of the measurement geometry with direct impact on data accuracy.