A deeper insight into quantum state transfer from an information flux viewpoint

Abstract

We use the recently introduced concept of information flux in a many-body register in order to give an alternative viewpoint on quantum state transfer in linear chains of many spins.

6 pages, 3 figures, RevTeX4

References in corpus (3)

• Quantum Communication Through an Unmodulated Spin Chain
• Quantum Computing with an 'Always On' Heisenberg Interaction
• Information-flux approach to multiple-spin dynamics

Cited by in corpus (11)

• Perfect state transfer on a spin-chain without state initialization
• Memory-keeping effects and forgetfulness in the dynamics of a qubit coupled to a spin chain
• Hamiltonian tomography in an access-limited setting without state initialization
• Dimensionality-enhanced quantum state transfer in long-range interacting spin systems
• Quantum Liang Information Flow as Causation Quantifier
• Manipulating and protecting entanglement by means of spin environments
• Quantum state transfer via temporal kicking of information
• State-Transfer Simulation in Integrated Waveguide Circuits
• Bypassing state initialisation in perfect state transfer protocols on spin-chains
• Bypassing state initialization in Hamiltonian tomography on spin-chains
• Transfer of quantum-enhanced information through a many-body system