Dataset consists of the following items: \Figure1 folder containing Figure1b.ogg: Origin graph of Figure 1b Fig1c*_Enorm.txt text files generated by COMSOL 5.3, providing surface map of normalized E-field of Figure 1c for different wavelengths of 7.5 and 15 micrometers, and temperatures of 30C and 80C. Fig1d*_Qabs.txt text files generated by COMSOL 5.3, providing absorption coefficient Qabs shown in Figure 1d for the same wavelengths and temperatures \Figure3 folder containing comma-separated ascii data of the spectra shown in Figure 3a-d, containing a column of wavelengths followed by absorption (%) data for film and 4 different arrays \Figure4 folder containing comma-separated ascii data of the plots shown in Figure 4a-d \Figure5 folder containing Figure5.opj origin file with the original plots and data shown in Figure 5b,c Figure5b.xslx Excel data of Figure 5b \FigureS1 folder containing Origin graphs of Figure S1a and S1b \FigureS2 folder containing comma-separated ascii data of Figure S2a and S2b \FigureS3 folder containing comma-separated ascii data of Figure S3a and S3b \FigureS6 folder containing origin graph of Figure S6