A new [[16384,4142,≤40]] quantum LDPC code family is obtained by CPM-lifting a girth-8 base CSS code, achieving frame error rate ~10^{-8} at depolarizing noise p=0.085.
Good quantum error-correcting codes exist,
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High-Girth Regular Quantum LDPC Codes from Affine-Coset Structures
A new [[16384,4142,≤40]] quantum LDPC code family is obtained by CPM-lifting a girth-8 base CSS code, achieving frame error rate ~10^{-8} at depolarizing noise p=0.085.