{"record":{"author":{"account_ref":null,"orcid":null},"builds_on":[],"content_schema":"pubphys.content.revision/1","content_sha256":"ba680edefec348f90d8ac012aa526d932035a26d39a55ba8b876b80572dc268d","created":"2026-10-15T23:43:22Z","files":[],"origin":{"assisted_by":[],"kind":"seed"},"parents":["610e79724c011a57e7a64f2f536f7c89af463c713cca65309fc1e60d8f731930","ce59fb6cd812fc05906d0c60a71c75ea22bc686bcf38e7c3ef7010834d98ee7b"],"salt":"7ea61d677d2ae8e9f273437eecf568871800f51bdc277e57b18a12ac5b1143ff","schema":"pubphys.record/2","site":"pubphys.com","target":null,"type":"revision"},"content":{"answer_type":"yes-no","assisted_by":[],"external_id":"cm.twisted-tmd.zero-field-nonabelian","kind":"well-posed","literature_status":"open","n":"2","parents":[],"plain":"Some predicted fractional states host non-Abelian anyons, quasiparticles whose exchange changes the system's state in an order-dependent way, and twisted $\\mathrm{MoTe_2}$ may host one with no magnetic field.","posed_since":"2024","precise":"Numerics predict Moore-Read-type non-Abelian order at half filling of a higher moire Chern band of twisted $\\mathrm{MoTe_2}$ near $\\theta \\sim 2\\ \\mathrm{deg}$, a band whose wavefunctions resemble the first excited Landau level. Determine whether any zero-field moire Chern band hosts a gapped even-denominator state with non-Abelian order. An answer is a quantized even-denominator $\\sigma_{xy}$ with $R_{xx} \\to 0$ at $B = 0$, plus a half-integer chiral central charge from thermal Hall or $e/4$ quasiparticle charge.","problem_ref":"610e79724c011a57e7a64f2f536f7c89af463c713cca65309fc1e60d8f731930","references":"","settled_by":"Zero-field transport showing an even-denominator quantized Hall plateau, followed by thermal Hall or shot-noise measurements of e/4 charge.","status_note":"Predicted in 2024 numerics (e.g., arXiv:2405.08386); the $\\nu = 3$ fractional spin Hall state (Kang et al. 2024) may be a time-reversal pair of $3/2$ states, but no quantized even-denominator $\\sigma_{xy}$ at $B = 0$ has been observed as of 2026.","title":"Non-Abelian fractional state in a zero-field moire Chern band","topic_ref":null},"attested":{"attestation":{"batch":null,"client_id":null,"id_token_sha256":null,"kind":"platform"},"record_hash":"4387c36ba8d29237ab708a625258cfb73d1b41be1495388290bb0648a6410fe1","schema":"pubphys.attested/1"},"envelope":{"attested_hash":"571ff88e5480b1447c0c35f778c26f1ddde8c180bd5298927ebc4d3481c5c7f0","platform_signature":{"key_id":"c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da","sig":"RBZEDIbqHaJIcLc1B6D7PiTenOkp6W-9AmpebgiJRp3qzkckE8xesDIpKQKDTGC_rm_vwTyXaskDgrUywyZhDw"},"schema":"pubphys.envelope/1"},"record_hash":"4387c36ba8d29237ab708a625258cfb73d1b41be1495388290bb0648a6410fe1","leaf_index":3092}