2-Methylbenzo[a]pyrene (C21H14) - excitons of #1229

CAM-B3LYP def2-TZVP 60 roots q = 0

TRANSITIONS

MOMENTUM SPACE (Ekin = 30 eV)

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EXCITONS / HOLES Orbitals Excitons

▸ S1 A' 0.372 3.760 eV
▸ S2 A' 0.042 3.800 eV
▸ S3 A' 0.022 4.624 eV
▸ S4 A' 0.234 4.924 eV
▸ S5 A' 0.396 4.975 eV
▸ S6 A' 0.215 5.192 eV
▸ S7 A' 0.430 5.309 eV
▸ S8 A' 0.135 5.331 eV
▸ S9 A' 1.066 5.434 eV
▸ S10 A' 0.144 5.653 eV
▸ S11 A' 0.063 5.962 eV
▸ S12 A' 0.143 6.306 eV
▸ S13 A' 0.384 6.355 eV
▸ S14 A" 0.000 6.402 eV
▸ S15 A' 0.027 6.408 eV
▸ S16 A' 0.049 6.547 eV
▸ S17 A' 0.022 6.597 eV
▸ S18 A" 0.000 6.652 eV
▸ S19 A" 0.000 6.744 eV
▸ S20 A" 0.001 6.772 eV
▸ S21 A' 0.469 6.789 eV
▸ S22 A' 0.453 6.833 eV
▸ S23 A" 0.001 6.854 eV
▸ S24 A' 0.008 6.896 eV
▸ S25 A' 0.407 7.091 eV
▸ S26 A" 0.001 7.120 eV
▸ S27 A" 0.000 7.136 eV
▸ S28 A' 0.019 7.171 eV
▸ S29 A" 0.000 7.268 eV
▸ S30 A" 0.000 7.309 eV
▸ S31 A' 0.381 7.342 eV
▸ S32 A' 0.080 7.458 eV
▸ S33 A" 0.000 7.460 eV
▸ S34 A" 0.000 7.519 eV
▸ S35 A" 0.003 7.564 eV
▸ S36 A' 0.361 7.580 eV
▸ S37 A" 0.000 7.622 eV
▸ S38 A" 0.001 7.674 eV
▸ S39 A' 0.051 7.682 eV
▸ S40 A" 0.000 7.707 eV
▸ S41 A' 0.160 7.762 eV
▸ S42 A" 0.000 7.777 eV
▸ S43 A" 0.000 7.816 eV
▸ S44 A' 0.028 7.837 eV
▸ S45 A" 0.001 7.857 eV
▸ S46 A" 0.004 7.908 eV
▸ S47 A' 0.703 7.994 eV
▸ S48 A' 0.016 8.002 eV
▸ S49 A" 0.001 8.021 eV
▸ S50 A" 0.001 8.030 eV
▸ S51 A' 0.009 8.072 eV
▸ S52 A" 0.000 8.086 eV
▸ S53 A" 0.000 8.110 eV
▸ S54 A' 0.014 8.149 eV
▸ S55 A" 0.005 8.223 eV
▸ S56 A" 0.002 8.240 eV
▸ S57 A' 0.019 8.247 eV
▸ S58 A' 0.378 8.284 eV
▸ S59 A" 0.000 8.314 eV
▸ S60 A" 0.000 8.334 eV

Calculation


XC Functional CAM-B3LYP

Basis Set def2-TZVP

Charge 0.0

Spin 0.0

Total Energy [eV] -21993.15

Code Orca 6.1.1

Author Dominik Brandstetter

Date 2026-09-09 14:25:30

Added 2026-09-10 19:42:33

Legacy ID None

System


Full Name 2-Methylbenzo[a]pyrene

Short Name 2-methylbenzo[a]pyrene

PubChem CID 28037

Formula C21H14

Mass 266.3 u

Point Group Cs

Orientation xy

Aliases 2-Methylbenzo[pqr]tetraphene
BENZO(a)PYRENE, 2-METHYL-

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
1229 CAM-B3LYP def2-TZVP Orca 0.0 0.0 ✓

Input File

Output File

Coefficients

Serving Binaries

Transition Matrix

ABSORPTION SPECTRUM