Readme MetaData description for raw data files in "Octave-Spanning Broadband Absorption of Terahertz Light using Metasurface Fractal-Cross Absorbers" by M. Kenney et al 1. "EXP_5um_FRAC_LVL1.txt" is experimental FTIR data for the 5.59um polyimide sample with Fractal Level 1 crosses. 2. "EXP_5um_FRAC_LVL2.txt" is experimental FTIR data for the 5.59um polyimide sample with Fractal Level 2 crosses. 3. "EXP_5um_FRAC_LVL3.txt" is experimental FTIR data for the 5.59um polyimide sample with Fractal Level 3 crosses. 4. "EXP_5um_BROAD.txt" is experimental FTIR data for the 5.59um polyimide sample with broadband supercell arangement of all crosses. 5. "SIM_5um_BROAD.txt" is simulated CST data for the 5.59um polyimide sample with broadband supercell arangement of all crosses. 6. "EXP_11um_FRAC_LVL1.txt" is experimental FTIR data for the 11.24um polyimide sample with Fractal Level 1 crosses. 7. "EXP_11um_FRAC_LVL2.txt" is experimental FTIR data for the 11.24um polyimide sample with Fractal Level 2 crosses. 8. "EXP_11um_FRAC_LVL3.txt" is experimental FTIR data for the 11.24um polyimide sample with Fractal Level 3 crosses. 9. "EXP_11um_BROAD.txt" is experimental FTIR data for the 11.24um polyimide sample with broadband supercell arangement of all crosses. 10. "SIM_11um_BROAD.txt" is simulated CST data for the 11.24um polyimide sample with broadband supercell arangement of all crosses.