A quantum channel applied near the entanglement cut maps the reduced density matrix of trivial gSPT states to non-trivial ones, thereby predicting their boundary CFT entanglement spectra.
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DMRG calculations show that static vacancies in the critical J1-J2 transverse-field Ising chain form a one-parameter family of partially transmissive conformal defects tuned by J2.
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A Framework for Predicting Entanglement Spectra of Gapless Symmetry-Protected Topological States in One Dimension
A quantum channel applied near the entanglement cut maps the reduced density matrix of trivial gSPT states to non-trivial ones, thereby predicting their boundary CFT entanglement spectra.
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Static vacancies as parametrized conformal defects in the critical $J_1$--$J_2$ transverse-field Ising chain
DMRG calculations show that static vacancies in the critical J1-J2 transverse-field Ising chain form a one-parameter family of partially transmissive conformal defects tuned by J2.