Constructing “Full-Frequency” Spectra via Moment Constraints for Coupled Cluster Green’s Functions
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DOI: 10.1021/acs.jctc.2c00670
Abstract: We propose an approach to build “full-frequency” quasiparticle spectra from conservation of a set of static expectation values. These expectation values define the moments of the spectral distribution, resulting in an efficient and systematically improvable… read more here.
Keywords: coupled cluster; moment constraints; constraints coupled; full frequency ... See more keywords