Optical Properties of Polyvinyl Alcohol Films Modified with Silver Nanoparticles

Table 2

Optical parameters of modified PVA films and polarization characteristics of transmitted radiation at registration angle of 175°.

Type of treatment characteristics	Oriented PVA film	Oriented and cross-linked PVA film
𝑇‖	0.73	0.44
𝑇⟂	0.78	0.51
𝑇45	0.77	0.52
𝑃‖	0.99 ± 0.01	1.00 ± 0.01
𝑃⟂	0.97 ± 0.01	0.98 ± 0.01
𝑃45	0.96 ± 0.01	0.89 ± 0.01
𝑒‖	0.01 ± 0.01	0.01 ± 0.01
𝑒⟂	–0.01 ± 0.01	0,03 ± 0.02
𝑒45	0.02 ± 0.02	0.81 ± 0.04
𝜑‖, degrees	–3.8 ± 0.03	1.4 ± 0.2
𝜑⟂, degrees	88.0 ± 1.3	86.4 ± 0.2
𝜑45, degrees	–28.9 ± 0.07	100.0 ± 1.0