Tetracyanobenzene (C10H2N4) - #1054

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

REAL SPACE

MOMENTUM SPACE (Ekin = 30 eV)

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—

ORBITALS

LUMO+1 B1u 0 -2.180 eV
LUMO ● Au 0 -3.094 eV
HOMO ● B3g 2 -10.283 eV
HOMO-1 B2g 2 -10.698 eV
HOMO-2 B1u 2 -12.049 eV
HOMO-3 B1g 2 -12.227 eV
HOMO-4 B3u 2 -12.362 eV
HOMO-5 B2u 2 -12.367 eV

Calculation

XC Functional CAM-B3LYP

Basis Set def2-TZVP

Charge 0.0

Spin 0.0

Total Energy [eV] -16348.95

Code Orca 6.1.0

Author Peter Puschnig

Date 2025-06-10 16:02:51

Added 2026-08-20 15:03:32

Legacy ID None

System

Full Name Tetracyanobenzene

Short Name TCNB

Formula C10H2N4

Mass 178.2 u

Point Group D2h

Orientation yx

Further Reading

Further Reading Tetracyanobenzene

  1. Band Structure Engineering in 2D Metal-Organic Frameworks

    S. Mearini, D. Baranowski, D. Brandstetter, A. Windischbacher, I. Cojocariu, P. Gargiani, M. Valvidares, L. Schio, L. Floreano, P. Puschnig, V. Feyer, and C. M. Schneider

    Advanced Science, 2404667 (2024)

    doi.org/10.1002/advs.202404667

  2. Emergence of Band Structure in a Two-Dimensional Metal-Organic Framework upon Hierarchical Self-Assembly

    D. Baranowski, M. Thaler, D. Brandstetter, A. Windischbacher, I. Cojocariu, S. Mearini, V. Chesnyak, L. Schio, L. Floreano, C. G. Bolanos, P. Puschnig, L. L. Patera, V. Feyer, and C. M. Schneider

    ACS Nano (2024)

    doi.org/10.1021/acsnano.4c04191

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
502 B3LYP 6-31G* NWChem 0.0 0.0 513
503 6-31G* NWChem 0.0 0.0 514
779 cc-pVTZ NWChem 0.0 0.0
990 cc-pVTZ Orca 0.0 0.0
1054 CAM-B3LYP def2-TZVP Orca 0.0 0.0 ✓
621 PBE0 6-31G* NWChem 0.0 0.0 634
665 6-31G* NWChem 0.0 0.0 680

Input File

Output File

Coefficients

Serving Binaries

Transition Matrix

ENERGY SPECTRUM