Supplemental Material
Abstract
Programmable equations for the matrix elements of the NEO-CC2 Jacobian; protonic excitation energies using alternative electron-proton correlation scaling factors; comparison with NEO-EOM-CCSD for HCN with different conventional basis sets; protonic excitation energies as a function of scaling factors.
Fields of Study & Subjects
Advanced Chemical Physics Studies
Spectroscopy and Quantum Chemical Studies
Atomic and Molecular Physics
Publication details
- Journal / source
- AIP Publishing
- Publication date
- 27 January 2026