Etching and optical properties of 1–2 MeV alpha particles irradiated CR-39 radiation detectors - Pires, Kelly Cristina Cezaretto; Assunção M; Rana, M A; Guedes, S; Künzel, R; Trindade, Neilo Marcos (Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, 2022)