1-Pyren-1-ylethanone (C18H12O) - excitons of #1115

CAM-B3LYP def2-TZVP 60 roots q = 0

TRANSITIONS

MOMENTUM SPACE (Ekin = 30 eV)

—
—

EXCITONS / HOLES Orbitals Excitons

▸ S1 — 0.224 3.870 eV
▸ S2 — 0.173 3.876 eV
▸ S3 — 0.129 4.016 eV
▸ S4 — 0.004 4.817 eV
▸ S5 — 0.013 4.917 eV
▸ S6 — 0.428 5.173 eV
▸ S7 — 0.062 5.379 eV
▸ S8 — 0.106 5.648 eV
▸ S9 — 0.118 5.829 eV
▸ S10 — 0.114 5.877 eV
▸ S11 — 0.003 5.932 eV
▸ S12 — 0.949 6.008 eV
▸ S13 — 0.000 6.302 eV
▸ S14 — 0.003 6.436 eV
▸ S15 — 0.072 6.475 eV
▸ S16 — 0.016 6.591 eV
▸ S17 — 0.039 6.671 eV
▸ S18 — 0.004 6.754 eV
▸ S19 — 0.031 6.777 eV
▸ S20 — 0.002 6.929 eV
▸ S21 — 0.098 6.997 eV
▸ S22 — 1.028 7.060 eV
▸ S23 — 0.003 7.135 eV
▸ S24 — 0.002 7.137 eV
▸ S25 — 0.001 7.311 eV
▸ S26 — 0.150 7.372 eV
▸ S27 — 0.032 7.400 eV
▸ S28 — 0.057 7.472 eV
▸ S29 — 0.254 7.565 eV
▸ S30 — 0.726 7.589 eV
▸ S31 — 0.003 7.643 eV
▸ S32 — 0.174 7.687 eV
▸ S33 — 0.072 7.716 eV
▸ S34 — 0.007 7.777 eV
▸ S35 — 0.070 7.792 eV
▸ S36 — 0.035 7.831 eV
▸ S37 — 0.031 7.854 eV
▸ S38 — 0.003 7.869 eV
▸ S39 — 0.023 7.905 eV
▸ S40 — 0.035 7.913 eV
▸ S41 — 0.016 7.929 eV
▸ S42 — 0.016 7.947 eV
▸ S43 — 0.060 8.079 eV
▸ S44 — 0.012 8.091 eV
▸ S45 — 0.166 8.121 eV
▸ S46 — 0.103 8.169 eV
▸ S47 — 0.339 8.214 eV
▸ S48 — 0.043 8.243 eV
▸ S49 — 0.016 8.272 eV
▸ S50 — 0.060 8.344 eV
▸ S51 — 0.009 8.362 eV
▸ S52 — 0.001 8.378 eV
▸ S53 — 0.003 8.452 eV
▸ S54 — 0.008 8.466 eV
▸ S55 — 0.006 8.502 eV
▸ S56 — 0.012 8.533 eV
▸ S57 — 0.022 8.583 eV
▸ S58 — 0.002 8.603 eV
▸ S59 — 0.002 8.671 eV
▸ S60 — 0.000 8.690 eV

Calculation


XC Functional CAM-B3LYP

Basis Set def2-TZVP

Charge 0.0

Spin 0.0

Total Energy [eV] -20896.83

Code Orca 6.1.1

Author Dominik Brandstetter

Date 2026-09-09 11:50:04

Added 2026-09-10 19:21:22

Legacy ID None

System


Full Name 1-Pyren-1-ylethanone

Short Name 1-acetylpyrene

PubChem CID 96251

Formula C18H12O

Mass 244.3 u

Point Group C1

Orientation xy

Aliases acetylpyrene
Ethanone, 1-(1-pyrenyl)-
KETONE, METHYL 1-PYRENYL
METHYL 1-PYRENYL KETONE

Geometry


Substrate

Light


Energy Mode
Polarization
Handedness

Momentum Space


k-Path


Detector


Real Space


Spectrum


Broadening

Units


Energy Unit

Atoms


Visibility


Orbital


Intensity Scale
Lobe Colours
Density

Scene


Hemisphere

Composition


Hole Position


ID XC Functional Basis Set Code Charge Spin Casida Legacy
1115 CAM-B3LYP def2-TZVP Orca 0.0 0.0 ✓

Input File

Output File

Coefficients

Serving Binaries

Transition Matrix

ABSORPTION SPECTRUM