Research Article

Photophysical Behavior of Modified Xanthenic Dyes Embedded into Silsesquioxane Hybrid Films: Application in Photooxidation of Organic Molecules

Table 1

Absorption and emission maxima of Eo, RB, and its derivatives measured in ACN, DMSO, and THF and in the SSO films. The corresponding Stokes shifts are also listed.

Sampleλabs (nm)λem (nm)Stokes shift (cm−1)

RB-ACN559570345
RB-DMSO565576338
RB-THF561588818

EoY-ACN529545555
EoY-DMSO544561557
EoY-THF533557808

EoB-ACN5275851881
EoB-DMSO5455971598
EoB-THF5275701431

SSO30043110,131

SSO-RB565586634
SSO-RB3567584513

SSO-EoY534555708
SSO-EoB5346182545
SSO-Eo2528553856
SSO-Eo3543564686