Research Article

Theoretical Investigation on the Electronic and Optical Properties of Poly(fluorenevinylene) Derivatives as Light-Emitting Materials

Table 1

Selected interring distances and dihedral angles of PFV-alt-PDONV and PFV-alt-PDIH-PPV ( ) obtained by B3LYP/6-31G(d,p).

OligomerInterring distances ( )Dihedral angles (deg)
F-VV-NV-PF-VV-NV-P

(PFV-alt-PDONV)
1.46551.46939.36233.820
1.46561.470012.02135.066
1.46551.469911.83934.987
1.46561.469811.98634.786

(PFV-alt-PDIH-PPV)
1.46261.46043.16210.678
1.46211.46035.60314.374
1.46211.45854.8068.928
1.46221.45886.48712.652

F is fluorene ring, V is vinylene unit, N is naphthalene ring, and P is phenylene ring.