<codeBook xmlns="ddi:codebook:2_5" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="ddi:codebook:2_5 https://ddialliance.org/Specification/DDI-Codebook/2.5/XMLSchema/codebook.xsd" version="2.5"><docDscr><citation><titlStmt><titl>Replication Data for: Bistable superlattice switching in a quantum spin Hall insulator</titl><IDNo agency="DOI">doi:10.7910/DVN/ULKFAE</IDNo></titlStmt><distStmt><distrbtr source="archive">Harvard Dataverse</distrbtr><distDate>2026-03-02</distDate></distStmt><verStmt source="archive"><version date="2026-03-03" type="RELEASED">1</version></verStmt><biblCit>Tang, Jian, 2026, "Replication Data for: Bistable superlattice switching in a quantum spin Hall insulator", https://doi.org/10.7910/DVN/ULKFAE, Harvard Dataverse, V1</biblCit></citation></docDscr><stdyDscr><citation><titlStmt><titl>Replication Data for: Bistable superlattice switching in a quantum spin Hall insulator</titl><IDNo 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