Table 3.

Measured emissivity (ε) values of samples.

	NCF	BNFC	TiO2	SiO2
Cotton (100%)	0.80	0.81	0.84	0.85
Wool (100%)	0.75	0.84	0.83	0.81
Cotton-PES (50-50%)	0.84	0.85	0.83	0.83
Viscose (100%)	0.84	0.86	0.86	0.88
Acrylic (100%)	0.76	0.76	0.86	0.85