{"schema":"pubphys.bundle/1","record":{"author":{"account_ref":null,"orcid":null},"builds_on":[],"content_schema":"pubphys.content.revision/1","content_sha256":"fb4c2230bb90bf9155145fb45a57e2f55c6358b29203a98cf51c732538eba0cf","created":"2026-10-03T07:17:59Z","files":[],"origin":{"assisted_by":[],"kind":"seed"},"parents":["5475cf5dc5b1a72283d26dc95dc6e00d7ea4e00096a7c6492e409a1816eeb011"],"salt":"037c65647eefed63bc461a601ff6657e0051883690ae06947e263b186fcce6a7","schema":"pubphys.record/2","site":"pubphys.com","target":null,"type":"revision"},"content":{"answer_type":"classification","assisted_by":[],"external_id":"cm.disordered-frustrated-magnets.h3liir2o6-ground-state","kind":"phenomenon","literature_status":"contested","n":"1","parents":[],"plain":"H3LiIr2O6 is a honeycomb iridium oxide that shows no magnetic order down to the lowest temperatures measured. The hydrogen atoms between its layers are disordered, and it is unclear whether its state is a Kitaev spin liquid altered by random couplings or a collection of random spin pairs unrelated to Kitaev physics.","posed_since":"2018","precise":"In H3LiIr2O6 (no magnetic order detected down to tens of mK, $C/T$ diverging at low $T$ with $H/T$ scaling), determine whether the low-energy density of states and the scaling of $C/T$ arise from random Majorana hopping and fluxes bound to vacancies in a Kitaev spin liquid (Knolle, Moessner, Perkins, PRL 2019), or from random singlets of local moments without Kitaev fractionalization. An answer identifies the ground state with measured and calculated low-energy density of states agreeing within errors.","problem_ref":null,"references":"","settled_by":"Thermal conductivity, NMR and neutron spectroscopy on samples with controlled hydrogen or deuterium stacking disorder, compared with Kitaev-model simulations that include the measured bond disorder.","status_note":"Kitagawa et al. (Nature 2018) reported the absence of order; Knolle et al. (PRL 2019) and Kimchi et al. (Nature Communications 2018) gave competing disorder-based explanations of the low-energy states.","title":"Is H3LiIr2O6 a bond-disordered Kitaev spin 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