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The reflected entanglement spectrum for free fermions
We consider the reflected entropy and the associated entanglement spectrum for free fermions reduced to two intervals in 1 + 1 dimensions. Working...
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Free fermion cyclic/symmetric orbifold CFTs and entanglement entropy
In this paper we study the properties of two-dimensional CFTs defined by cyclic and symmetric orbifolds of free Dirac fermions, especially by...
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Free electrons can induce entanglement between photons
Entanglement of photons is a fundamental feature of quantum mechanics, which stands at the core of quantum technologies such as photonic quantum...
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Entanglement entropy and modular Hamiltonian of free fermion with deformations on a torus
In this work, we perturbatively calculate the modular Hamiltonian to obtain the entanglement entropy in a free fermion theory on a torus with three...
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Symmetry resolved entanglement of excited states in quantum field theory. Part I. Free theories, twist fields and qubits
The excess entanglement resulting from exciting a finite number of quasiparticles above the ground state of a free integrable quantum field theory...
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Dimension-Free Entanglement Detection in Multipartite Werner States
Werner states are multipartite quantum states that are invariant under the diagonal conjugate action of the unitary group. This paper gives a...
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Entanglement entropies of an interval in the free Schrödinger field theory on the half line
We study the entanglement entropies of an interval adjacent to the boundary of the half line for the free fermionic spinless Schrödinger field theory...
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Entanglement entropies of an interval in the free Schrödinger field theory at finite density
We study the entanglement entropies of an interval on the infinite line in the free fermionic spinless Schrödinger field theory at finite density and...
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Entanglement Subvolume Law for 2D Frustration-Free Spin Systems
Let H be a frustration-free Hamiltonian describing a 2D grid of qudits with local interactions, a unique ground state, and local spectral gap lower...
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Entanglement resolution of free Dirac fermions on a torus
Whenever a system possesses a conserved charge, the density matrix splits into eigenspaces associated to the each symmetry sector and we can access...
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Entanglement performance of light through the composite free space channel
Entanglement transmission is utilized widely in quantum communication. In this paper we establish a model, which characterizes the performance of...
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U(1) symmetry resolved entanglement in free 1+1 dimensional field theories via form factor bootstrap
We generalise the form factor bootstrap approach to integrable field theories with U(1) symmetry to derive matrix elements of composite branch-point...
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On the continuum limit of the entanglement Hamiltonian of a sphere for the free massless scalar field
We study the continuum limit of the entanglement Hamiltonian of a sphere for the massless scalar field in its ground state by employing the lattice...
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Distribution of entanglement Hamiltonian spectrum in free fermion models
AbstractWe studied numerically the distribution of the entanglement Hamiltonian eigenvalues in two one-dimensional free fermion models and the...
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Entanglement and symmetry resolution in two dimensional free quantum field theories
We present a thorough analysis of the entanglement entropies related to different symmetry sectors of free quantum field theories (QFT) with an...
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Pseudo entropy under joining local quenches
We compute the pseudo entropy in two-dimensional holographic and free Dirac fermion CFTs for excited states under joining local quenches. Our...
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Entanglement of harmonic systems in squeezed states
The entanglement entropy of a free scalar field in its ground state is dominated by an area law term. It is noteworthy, however, that the study of...
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Mixed-state entanglement and transport in Einstein–Maxwell–Axion–Horndeski theory
We present a comprehensive study exploring the relationship between transport properties and measures of quantum entanglement in the...
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Probing RG flows, symmetry resolution and quench dynamics through the capacity of entanglement
We compare the capacity of entanglement with the entanglement entropy by considering various aspects of these quantities for free bosonic and...