A new configuration interaction method with fixed local seniority per orbital partition yields high accuracy for strongly correlated electrons, matching or exceeding zero-seniority performance on benchmarks.
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fTDHF extends time-dependent Hartree-Fock to fermionized spin-1/2 Hamiltonians, remaining exact for free fermions while handling non-local strings via non-orthogonal Slater determinant transitions and reproducing qualitative dynamics in three benchmark models.
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Seniority Eigenstate Configuration Interaction
A new configuration interaction method with fixed local seniority per orbital partition yields high accuracy for strongly correlated electrons, matching or exceeding zero-seniority performance on benchmarks.
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Fermionic mean-field dynamics for spin systems beyond free fermions
fTDHF extends time-dependent Hartree-Fock to fermionized spin-1/2 Hamiltonians, remaining exact for free fermions while handling non-local strings via non-orthogonal Slater determinant transitions and reproducing qualitative dynamics in three benchmark models.