Spectral Decomposition and High-Accuracy Green’s Functions: Overcoming the Nyquist-Shannon Limit via Complex-time Krylov Expansion

Journal:

Physical Review Letters

Published:

2026-04-21

DOI:

10.1103/bx76-hps4

Affiliations:

1

Authors:

1

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Institutions	Authors	Share
Munich Center for Quantum Science and Technology (MCQST), Germany	1.000000	1.00

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