Research Article

Structure and Physical Properties of Polymer Composite Films Doped with Fullerene Nanoparticles

Table 1

The values of band tails, optical energy gaps, phonon energy, and the phonon equivalent temperature (given by , where is Boltzmann’s constant, at the room temperature [14]) for different fullerene polymer composites.

SampleConcentration (mol. %.) (eV) (eV) (eV) (K) (eV)

/PMMA 4.804.000.3236870.18
4.553.950.3135720.19
4.493.840.2933420.20

/
PMMA/
PVAc50/50
5.074.200.4647240.23
4.853.170.3843790.25
4.792.900.3439180.25

/PVAc 5.313.620.4551850.27
5.263.280.4551850.28
5.212.940.4551850.29