Butadiene (C4H6) - #247

PBE 6-31G* q = 0 2S+1 = 1

REAL SPACE

MOMENTUM SPACE (Ekin = 30 eV)

ORBITALS

LUMO+3 Ag 0 2.771 eV
LUMO+2 Bu 0 2.463 eV
LUMO+1 Bg 0 1.331 eV
LUMO Au 0 -1.405 eV
HOMO Bg 2 -5.460 eV
HOMO-1 Au 2 -7.694 eV
HOMO-2 Ag 2 -8.099 eV
HOMO-3 Bu 2 -9.141 eV
HOMO-4 Ag 2 -9.261 eV
HOMO-5 Ag 2 -11.090 eV

Calculation


XC Functional PBE

Basis Set 6-31G*

Charge 0.0

Spin 0.0

Total Energy [eV] -4238.53

Code NWChem 7.2.0

Author Peter Puschnig

Date 2026-07-22 09:21:28

Added 2026-07-23 15:45:13

Legacy ID 248

System


Full Name Butadiene

Short Name t-4A

Formula C4H6

Mass 54.1 u

Point Group C2h

Orientation yx

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
237 B3LYP 6-31G* NWChem 0.0 0.0 238
830 cc-pVTZ NWChem 0.0 0.0
1014 cc-pVTZ Orca 0.0 0.0
257 HSE06 6-31G* NWChem 0.0 0.0 258
247 PBE 6-31G* NWChem 0.0 0.0 248

Input File

Output File

Coefficients

Serving Binaries

ENERGY SPECTRUM