Genuine quantum correlations in quantum many-body systems: a review of recent progress
Quantum information theory has considerably helped in the understanding of quantum many-
body systems. The role of quantum correlations and in particular, bipartite entanglement …
body systems. The role of quantum correlations and in particular, bipartite entanglement …
Average symmetry-protected topological phases
Symmetry-protected topological (SPT) phases are many-body quantum states that are
topologically nontrivial as long as the relevant symmetries are unbroken. In this work we …
topologically nontrivial as long as the relevant symmetries are unbroken. In this work we …
Measurement-induced topological entanglement transitions in symmetric random quantum circuits
Random quantum circuits, in which an array of qubits is subjected to a series of randomly
chosen unitary operations, have provided key insights into the dynamics of many-body …
chosen unitary operations, have provided key insights into the dynamics of many-body …
Experimental quantum state measurement with classical shadows
A crucial subroutine for various quantum computing and communication algorithms is to
efficiently extract different classical properties of quantum states. In a notable recent …
efficiently extract different classical properties of quantum states. In a notable recent …
One-dimensional symmetry protected topological phases and their transitions
We present a unified perspective on symmetry protected topological (SPT) phases in one
dimension and address the open question of what characterizes their phase transitions. In …
dimension and address the open question of what characterizes their phase transitions. In …
Identification of symmetry-protected topological states on noisy quantum computers
Identifying topological properties is a major challenge because, by definition, topological
states do not have a local order parameter. While a generic solution to this challenge is not …
states do not have a local order parameter. While a generic solution to this challenge is not …
Topological edge modes and phase transitions in a critical fermionic chain with long-range interactions
Long-range interactions can fundamentally alter properties in gapped topological phases
such as emergent massive edge modes. However, recent research has shifted attention to …
such as emergent massive edge modes. However, recent research has shifted attention to …
Fidelity susceptibility at the Lifshitz transition between the noninteracting topologically distinct quantum critical points
XJ Yu, WL Li - Physical Review B, 2024 - APS
By constructing an exactly solvable spin model, we investigate the critical behaviors of
transverse-field Ising chains interpolated with cluster interactions, which exhibit various …
transverse-field Ising chains interpolated with cluster interactions, which exhibit various …
Finite-temperature entanglement negativity of fermionic symmetry-protected topological phases and quantum critical points in one dimension
We study the logarithmic entanglement negativity of symmetry-protected topological (SPT)
phases and quantum critical points (QCPs) of one-dimensional noninteracting fermions at …
phases and quantum critical points (QCPs) of one-dimensional noninteracting fermions at …
Symmetry-protected phases for measurement-based quantum computation
Ground states of spin lattices can serve as a resource for measurement-based quantum
computation. Ideally, the ability to perform quantum gates via measurements on such states …
computation. Ideally, the ability to perform quantum gates via measurements on such states …