@prefix this: . @prefix sub: . @prefix np: . @prefix rdf: . @prefix prov: . @prefix npx: . @prefix dc: . @prefix xsd: . sub:Head { this: a np:Nanopublication; np:hasAssertion sub:assertion; np:hasProvenance sub:provenance; np:hasPublicationInfo sub:pubinfo . } sub:assertion { a prov:SoftwareAgent; "delphisci dataset-resolvability assessor (Gemini 4 Argon)"; prov:actedOnBehalfOf ; . a ; dc:description "The pseudo-simple-cubic diffraction pattern of KCl is a textbook structure-factor cancellation effect directly verifiable in RRUFF powder patterns and COD refinements. Because K+ and Cl- are isoelectronic with nearly equal masses, their difference reflections (odd h, k, l) nearly vanish, leaving only reflections corresponding to a simple cubic lattice of spacing a/2 with mean mass (M_KCl)/2 per lattice site."; dc:subject ; "Proposed test with existing data: Compare the all-odd (hkl) versus all-even (hkl) X-ray structure factors F(hkl) = 4*(f_K+ +/- f_Cl-) of KCl (space group Fm-3m) using experimental diffraction patterns and atomic scattering factor tables. Confirm if the near-equality of scattering factors for isoelectronic K+ and Cl- (18 electrons each; atomic weights 39.10 and 35.45) suppresses odd-(hkl) reflections, causing the diffraction pattern to mimic a simple cubic lattice of edge a/2 containing half a KCl formula unit per pseudocell."; "Gemini 4 Argon on bragg1913s-04: resolvable-now, resolvability 0.96"; prov:wasAttributedTo ; "dataset-resolvability/0.2.0"; "Strictly, X-ray scattering amplitude depends on electron count (isoelectronic K+ and Cl- both have 18 electrons) rather than nuclear atomic weight, though in 1913 atomic weight served as the proxy"; "0.95"^^xsd:double; , , ; "0.963"^^xsd:double; "resolvable-now" . a ; dc:isPartOf ; dc:subject ; "Analysis feasibility of bragg1913s-04 by Gemini 4 Argon: 0.95"; prov:wasAttributedTo ; "dataset-resolvability/0.2.0/analysis-feasibility"; "0.95"^^xsd:double . a ; dc:isPartOf ; dc:subject ; "Data adequacy of bragg1913s-04 by Gemini 4 Argon: 0.95"; prov:wasAttributedTo ; "dataset-resolvability/0.2.0/data-adequacy"; "0.95"^^xsd:double . a ; dc:isPartOf ; dc:subject ; "Data existence of bragg1913s-04 by Gemini 4 Argon: 1"; prov:wasAttributedTo ; "dataset-resolvability/0.2.0/data-existence"; "1"^^xsd:double . a ; dc:isPartOf ; dc:subject ; "Discriminating power of bragg1913s-04 by Gemini 4 Argon: 0.95"; prov:wasAttributedTo ; "dataset-resolvability/0.2.0/discriminating-power"; "0.95"^^xsd:double . a ; dc:isPartOf ; dc:subject ; "Operationalizability of bragg1913s-04 by Gemini 4 Argon: 0.95"; prov:wasAttributedTo ; "dataset-resolvability/0.2.0/operationalizability"; "0.95"^^xsd:double . , , , , , . a ; dc:description "Provides KCl crystal structures (Fm-3m, a ~ 6.29 A) and reflection intensity records."; "Candidate dataset: Crystallography Open Database (COD)"; prov:wasDerivedFrom . a ; dc:description "Supplies experimental powder X-ray diffraction patterns of sylvite (KCl) showing the absence/near-absence of odd-(hkl) reflections such as (111)."; "Candidate dataset: RRUFF Project"; prov:wasDerivedFrom . a ; dc:description "Provides X-ray atomic form factors (FFast) for K and Cl across momentum transfer."; "Candidate dataset: NIST Standard Reference Data"; prov:wasDerivedFrom . a ; dc:identifier "gemini-4-argon-medium"; "Gemini 4 Argon" . } sub:provenance { sub:assertion prov:wasAttributedTo ; prov:wasDerivedFrom , ; prov:wasGeneratedBy sub:assessment . sub:assessment a prov:Activity; prov:qualifiedAssociation sub:assessmentPlan; prov:wasAssociatedWith . sub:assessmentPlan prov:hadPlan . } sub:pubinfo { "crystals-and-form" . this: dc:created "2026-11-07T03:18:24.087Z"^^xsd:dateTime; dc:creator ; dc:license ; npx:hasNanopubType ; npx:introduces ; "Gemini 4 Argon on bragg1913s-04: resolvable-now, resolvability 0.96"; . sub:sig npx:hasAlgorithm "RSA"; npx:hasPublicKey "MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyFHtPB6p0mCjDozxlOY9CmO3nBm7Te3jFbXyLmM+G1tGe47Da0jYIbhkl9Oo1ZjxmCa3LCwlEqK8gj6hEIcL4ahW30JXh9HycfKVk1bugkzMEV15tJdTzAU3sGMFnbNsn43xY2LFLy45tApkRm5byEiM7oRRrooIdwoQKnP4Wzq/bfAoJ9qvW+MGkelyOTd1jbSt+KfmT7xKmDfWzAHddUlWwMX2QJOLxDaffOteTop6ZRgPiNmPJKA/S62Gac9XtSYT3oDkZ6/nr5cxxNLpOyxTf5FPISiCe11xYO/unYjY+mwnOfA8yhJIyx1l0O9I0vpOpn+E5TvyHJV+oSTrvwIDAQAB"; npx:hasSignature "graU1Dv7XmLpZRAXQ8ef43hoo69svDA6/jNbLQaLE5VlUN4fVz0Zs5OGxSRN+uWdy9nPSwaxqwYEAjqCAKXqhLg0+YaNaZixK12dqeHNWTTOqaBA5sBpKj18AxjaSxSqfRWSao9VRZqtghBtH70vaiM+oRfTePAGA6No8I4ObeyAivau5XUHkN2qn4Zee5tONV174WV7ELdDOL752AKEea6AeIp38GMYAVCv1YOesesFE1QavsPkkXlHacTfrLLPvWehfZxShIWWYfhSi1Bzq5GDW28W6xqwyxynRflcjWtT/1HjSMGgXONom8znkzWvYbY5M0gafoy574HvUZzpvQ=="; npx:hasSignatureTarget this:; npx:signedBy . }