The plots obtained after analysis for birefringence vs. stress.

Formula 1: Arylamide (There was a slight issue of this hydrogel slipping during measurement end)

Fig 1: Retardation vs. Stress

Fig 2: Diattenuation vs. Stress

Formula 2: Di-phenyl

Fig 3: Retardation vs. Stress

Fig 4: Diattenuation vs. Stress