Dicoronylene Index

General properties

Symmetry point group D2h
Symmetry elements E     C2(z)     C2(y)     C2(x)     i     &sigmah(xy)     &sigmah(xz)     &sigmah(yz)
Irriducible representation &Gamma3N 34 Ag + 34 B1g + 19 B2g + 15 B3g + 15 Au + 19 B1u + 34 B2u + 34 B3u
Irriducible representation &Gammavib 34 Ag + 33 B1g + 18 B2g + 14 B3g + 15 Au + 18 B1u + 33 B2u + 33 B3u
Infrared active modes 18 B1u + 33 B2u + 33 B3u
Single ionization energy (eV)
Adiab. = 6.07 Vert. = 6.13 (Exp. —)
Double ionization energy (eV)
Singlet: Adiab. = 14.81 Vert. = 15.13 (Exp. —)
Triplet: Adiab. = 15.44 Vert. = 15.50
Electron affinity (eV)
Adiab. = 1.50 Vert. = 1.43 (Exp. —)
Zero Point Energies (kcal/mol)
Anion = 327 Neutral = 329 Cation = 330 Dication S = 330
Static dipole polarizabilities (Å3)
Anion: &alphaxx = 256 &alphayy = 117 &alphazz = 36
Neutral: &alphaxx = 199 &alphayy = 109 &alphazz = 33
Cation: &alphaxx = 250 &alphayy = 109 &alphazz = 32
Dication S: &alphaxx = 218 &alphayy = 110 &alphazz = 34
Rotational constants(cm-1)
Anion: A = 5.558e-03 B = 1.189e-03 C = 9.796e-04
Neutral: A = 5.581e-03 B = 1.189e-03 C = 9.803e-04
Cation: A = 5.590e-03 B = 1.196e-03 C = 9.846e-04
Dication S: A = 5.533e-03 B = 1.202e-03 C = 9.876e-04
Dication T: A = 5.576e-03 B = 1.193e-03 C = 9.829e-04
van der Waals coefficients (a.u.)#
Average static polarizability &alpha(0) = 770
Effective frequency &omega1 = 0.274
Homomolecular Hamaker constant (x10-3) C6 = 122
Coefficient of the retardated vdW interaction (x10-6) KAA = 23.6

#The full set of C6dicoronylene, PAH for all PAHs in the database can be found here


Dicoronylene Index