Development of a charge pump for sensor biasing in a Serial Powering scheme for the ATLAS pixel detector upgrade. (11th June 2019) - Bhat, S.; Barbero, M.; Barrillon, P.; Breugnon, P.; Habib, A.; Kugathasan, T.; Pangaud, P.; Pernegger, H.; Rozanov, A.; Snoeys, W.