Persistent Luminescence Analysis in the Frequency domain

File List: - Fig2_ab.txt : Temperature dependent frequency spectra of SC1 measured for 1.92mW/mm2 excitation density: Frequency in Hz (column 1), Hr (column 2) and Hi (column 3) at 25C; Hr (column 4) and Hi (column 5) at 30C; Hr (column 6) and Hi (column 7) at 35C; Hr (column 8) and Hi (column 9) at 40C. - Fig2_cd.txt : Excitation density dependent frequency spectra of SC1 measured at 25C: Frequency in Hz (column 1), Hr (column 2) and Hi (column 3) for 1.92mW/mm2; Hr (column 4) and Hi (column 5) for 203uW/mm2; Hr (column 6) and Hi (column 7) for 203uW/mm2. - Fig3.txt : Low excitation density frequency spectra for the Powder, SC2 and SC3 at 25C: Frequency in Hz (column 1), Hr (column 2) and Hi (column 3) for the Powder; Hr (column 4) and Hi (column 5) for SC2; Hr (column 6) and Hi (column 7) for SC3.