Author Topic: HOMO LUMO  (Read 52 times)

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Offline Jahanzaib

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HOMO LUMO
« on: July 18, 2026, 03:29 »
I have optimized the geometry of an isolated molecular system using DFT-LCAO in QuantumATK. For device calculations, I understand that the Molecular Projected Self-Consistent Hamiltonian (MPSH) is used to obtain the molecular energy levels in the presence of electrodes.

However, for a simple isolated molecule (MoleculeConfiguration) without any electrodes, what is the recommended way to calculate and visualize the HOMO and LUMO in QuantumATK?