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Published Articles | |
Title | Gain stabilization of SiPMs |
Author(s) | Cvach, Jaroslav (Prague, Inst. Phys.) ; Eigen, Gerald (Bergen U.) ; Kvasnicka, Jiri (Prague, Inst. Phys.) ; Polak, Ivo (Prague, Inst. Phys.) ; van der Kraaij, Erik (Bergen U.) ; Zalieckas, Justas (Bergen U.) |
Publication | 2016 |
Number of pages | 5 |
In: | Conference Information and Promotion Committee (CIP) for the IEEE – Nuclear Science Symposium and Medical Imaging Conference, and Room-Temperature Semiconductor X-Ray and Gamma-Ray Detectors workshop, Seattle, WA, USA, 8 - 15 Nov 2014, pp.7431069 |
DOI | 10.1109/NSSMIC.2014.7431069 |
Subject category | Detectors and Experimental Techniques |
Accelerator/Facility, Experiment | CALICE |
Abstract | We have designed and developed the adaptive power supply to keep the gain of SiPMs in the analog hadron calorimeter of the CALICE Linear Collider detector stable at the level of 1%. This power supply compensates automatically the bias voltage for temperature variations in the range 5 °C to 40 °C. It operates in the voltage range 15 V to 90 V suitable for most of SiPMs on the market. We demonstrate the performance of the gain stability with a prototype that was produced in industry after measurements with a test board. We checked the gain stability for several types of SiPMs from three producers - Hamamatsu, KETEK and CPTA. This adaptive power supply can be easily used in applications beyond the calorimetry in particle physics. |