Timescales in the quench dynamics of many-body quantum systems: Participation ratio versus out-of-time ordered correlator.
Sign Up to like & getrecommendations! Published in 2019 at "Physical review. E"
DOI: 10.1103/physreve.99.052143
Abstract: We study quench dynamics in the many-body Hilbert space using two isolated systems with a finite number of interacting particles: a paradigmatic model of randomly interacting bosons and a dynamical (clean) model of interacting spins-1/2.… read more here.
Keywords: many body; time; participation ratio; quench dynamics ... See more keywords
Comparison of Lumped Oscillator Model and Energy Participation Ratio Methods in Designing Two-Dimensional Superconducting Quantum Chips
Sign Up to like & getrecommendations! Published in 2022 at "Entropy"
DOI: 10.3390/e24060792
Abstract: Over the past two decades, superconducting quantum circuits have become one of the essential platforms for realizing quantum computers. The Hamiltonian of a superconducting quantum circuit system is the key to describing the dynamic evolution… read more here.
Keywords: participation ratio; lumped oscillator; energy participation; quantum chips ... See more keywords