Information propagation in long-range quantum many-body systems
Marius Lemm, Carla Rubiliani, Israel Michael Sigal, Jingxuan Zhang
Abstract
The authors study the information transportation capabilities of bosonic quantum many-body systems with long-range interactions. They rigorously prove that initially localized quantum states exhibit a linear Lieb-Robinson light cone for information propagation and they derive consequences of this result, e.g., bounds on quantum messaging and quantum state control.
Topics & Concepts
QuantumQuantum informationRange (aeronautics)PhysicsQuantum stateStatistical physicsQuantum mechanicsComputer scienceEngineeringAerospace engineeringCold Atom Physics and Bose-Einstein CondensatesQuantum Information and CryptographyQuantum many-body systems