A low-cost small-size commercial PIN photodiode: I. Electrical characterisation and low-energy photon spectrometry - Malafronte, A. A.; Petri, A. R.; Gonçalves, J. A. C.; Barros, Suelen; Bueno, Carmen; Maidana, Nora Lia; Mangiarotti, Alessio; Martins, Marcos Nogueira; Quivy, Alain André; Vanin, Vito Roberto (Radiation Physics and Chemistry, 2021)