Hexacene (C26H16) - #1061

CAM-B3LYP def2-TZVP q = 0 2S+1 = 1 Orbitals Excitons

REAL SPACE

MOMENTUM SPACE (Ekin = 30 eV)

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ORBITALS

LUMO+3 B3g 0 0.744 eV
LUMO+2 B2g 0 0.196 eV
LUMO+1 B1u 0 -0.526 eV
LUMO ● B3g 0 -2.005 eV
HOMO ● Au 2 -5.731 eV
HOMO-1 B2g 2 -7.091 eV
HOMO-2 B1u 2 -7.838 eV
HOMO-3 Au 2 -8.300 eV
HOMO-4 B3g 2 -9.000 eV
HOMO-5 B2g 2 -9.271 eV

Calculation

XC Functional CAM-B3LYP

Basis Set def2-TZVP

Charge 0.0

Spin 0.0

Total Energy [eV] -27209.19

Code Orca 6.1.0

Author Peter Puschnig

Date 2025-06-10 16:02:51

Added 2026-08-21 07:45:34

Legacy ID None

System

Full Name Hexacene

Short Name 6A

Formula C26H16

Mass 328.4 u

Point Group D2h

Orientation yx

Further Reading

Further Reading Hexacene

  1. Hexacene on Cu(110) and Ag(110): Influence of the Substrate on Molecular Orientation and Interfacial Charge Transfer

    M. S. Sättele, A. Windischbacher, K. Greulich, L. Egger, A. Haags, H. Kirschner, R. Ovsyannikov, E. Giangrisostomi, A. Gottwald, M. Richter, S. Soubatch, F. S. Tautz, M. G. Ramsey, P. Puschnig, G. Koller, H. F. Bettinger, T. Chassé, and H. Peisert

    J. Phys. Chem. C 126, 5036 (2022)

    doi.org/10.1021/acs.jpcc.2c00081

Geometry

Substrate

Light

Energy Mode
Polarization
Handedness

Momentum Space

k-Path

Detector

Real Space

Spectrum

Broadening
Energy Axis
Peak Scaling

Units

Energy Unit

Atoms

Visibility

Orbital

Intensity Scale
Lobe Colours
Density

Scene

Hemisphere
ID XC Functional Basis Set Code Charge Spin Casida Legacy
19 B3LYP 6-31G* NWChem 0.0 0.0 12
167 6-31G* NWChem -1.0 0.5 166
508 6-31G* NWChem 0.0 1.0 519
734 cc-pVTZ NWChem 0.0 0.0
865 cc-pVTZ Orca 0.0 0.0
1061 CAM-B3LYP def2-TZVP Orca 0.0 0.0 ✓
101 HSE06 6-31G* NWChem 0.0 0.0 99
142 OT-RSH 6-31G* NWChem 0.0 0.0 140
60 PBE 6-31G* NWChem 0.0 0.0 57
595 PBE0 6-31G* NWChem 0.0 0.0 608
635 6-31G* NWChem 0.0 0.0 649

Input File

Output File

Coefficients

Serving Binaries

Transition Matrix

ENERGY SPECTRUM