15 papers
Infinite-Level Hierarchy of Solvable Quantum Circuits
Michael A. Rampp, Suhail A. Rather, Pieter W. Claeys
Dual-unitary circuits have emerged as a paradigm of exactly solvable yet non-integrable quantum dynamics. Recently, a generalization of dual unitarity attempting to extend the phen…
Engineering long-range and multi-body interactions via global kinetic constraints
Runmin Wu, Bing Yang, Pieter W. Claeys +1
Long-range and multi-body interactions are crucial for quantum simulation and quantum computation. Yet, their practical realization using elementary pairwise interactions remains a…
Partial projected ensembles and spatiotemporal structure of information scrambling
Saptarshi Mandal, Pieter W. Claeys, Sthitadhi Roy
Thermalisation and information scrambling in out-of-equilibrium quantum many-body systems are deeply intertwined: local subsystems dynamically approach thermal density matrices whi…
Solvable Quantum Circuits from Spacetime Lattices
Michael A. Rampp, Suhail A. Rather, Pieter W. Claeys
In recent years dual-unitary circuits and their multi-unitary generalizations have emerged as exactly solvable yet chaotic models of quantum many-body dynamics. However, a systemat…
Probes of Full Eigenstate Thermalization in Ergodicity-Breaking Quantum Circuits
Gabriel O. Alves, Felix Fritzsch, Pieter W. Claeys
The eigenstate thermalization hypothesis (ETH) is the leading interpretation in our current understanding of quantum thermalization. Recent results uncovered strong connections bet…
Spreading of Magic Resource under Unitary Clifford Dynamics
Mircea Bejan, Pieter W. Claeys, Jiangtian Yao
Nonstabilizerness, or quantum magic resource, presents a valuable resource in quantum error correction and computation. We study the dynamics of locally injected nonstabilizerness…