% ISINAC ACOUSTIC WORLD S.L.U. - ISINAC NENUFAR ILUCS+PX 7 mm + 400 mm cavity
% Absorption coefficient, one-third octave bands, EN ISO 354.
% Test report: 110259-8, Fundacion Tecnalia R&I
% Columns: frequency (Hz), absorption coefficient (-). Values may exceed 1 (edge effect).
% Use as an Interpolation function in COMSOL (Ray Acoustics / Acoustic Diffusion Equation).
% alpha_w 0.80 (H) per ISO 11654 clause 4.3. It is strongly recommended to use this single-number rating together with the complete absorption curve.

100 0.100
125 0.260
160 0.400
200 0.570
250 0.650
315 0.740
400 0.680
500 0.640
630 0.730
800 0.830
1000 0.840
1250 0.940
1600 0.970
2000 1.040
2500 1.080
3150 1.160
4000 1.170
5000 1.140
