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Between 0.1 and 1 degree, or range above 0.5 degree with SD below 0.1: mixed. Fewer than 10 qualifying entries: inconclusive." } ], "https://w3id.org/delphi/ontology/evidenceAgainst": [ { "@value": "The COD's celltemp and cellpressure fields are empty for the high-pressure (to 6 GPa) and high-temperature series in this set, so the pre-registered ambient filter admits them; the dispersion the verdict rests on is theirs. The nine entries whose titles name no such conditions have SD 0.03 degree (reported only)." }, { "@value": "The angle is computed from the cell, not measured on a specimen; face lengths are not in the data, so the contrast with varying habit is not tested." } ], "https://w3id.org/delphi/ontology/expectedObservation": [ { "@value": "Over all COD entries with formula O2 Si in space groups P 31 2 1 or P 32 2 1 at ambient conditions (celltemp null or 273-313 K; cellpressure null or <= 0.2 GPa), the standard deviation of the (10-10)^(10-11) interfacial angle is below 0.1 degree and the full range is below 0.5 degree: supports." } ], "https://w3id.org/delphi/ontology/failCriterion": [ { "@value": "Standard deviation above 1 degree: refutes. Between 0.1 and 1 degree, or range above 0.5 degree with SD below 0.1: mixed. 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