The O(1) contribution to entanglement entropy in 2D interface CFT is given by the BOPE coefficients of the Rényi twist operator via a boundary twist operator anchored on the interface.
ground-state degeneracy
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hep-th 2years
2026 2verdicts
UNVERDICTED 2representative citing papers
At large central charge, BCFT von Neumann entropy with deformed boundaries is reproduced by island entropy in an emergent JT gravity setup with transparent boundary conditions set by the deformation.
citing papers explorer
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Twist Operator BOPE and Entanglement Entropy in 2D Interface CFT
The O(1) contribution to entanglement entropy in 2D interface CFT is given by the BOPE coefficients of the Rényi twist operator via a boundary twist operator anchored on the interface.
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Large-c BCFT Entanglement Entropy with Deformed Boundaries from Emergent JT Gravity
At large central charge, BCFT von Neumann entropy with deformed boundaries is reproduced by island entropy in an emergent JT gravity setup with transparent boundary conditions set by the deformation.