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Kenneally", "note": "Archive attribution; detailed role assignment remains source-bound", "roles": [ "discoverer" ], "source": { "citation": "APS full paper for synthesis of isotopes of elements 118 and 116", "url": "https://journals.aps.org/prc/pdf/10.1103/PhysRevC.74.044602" } }, { "attribution_basis": "SOURCE_CITED", "credit": "historical_scientific", "entity_kind": "historical_person", "name": "J. H. Landrum", "note": "Archive attribution; detailed role assignment remains source-bound", "roles": [ "discoverer" ], "source": { "citation": "APS full paper for synthesis of isotopes of elements 118 and 116", "url": "https://journals.aps.org/prc/pdf/10.1103/PhysRevC.74.044602" } }, { "attribution_basis": "SOURCE_CITED", "credit": "historical_scientific", "entity_kind": "historical_person", "name": "J. F. 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Lougheed", "note": "Archive attribution; detailed role assignment remains source-bound", "roles": [ "discoverer" ], "source": { "citation": "APS full paper for synthesis of isotopes of elements 118 and 116", "url": "https://journals.aps.org/prc/pdf/10.1103/PhysRevC.74.044602" } } ], "evidence": [ { "description": "Bibliographic/stated-result source; not a WRS proof verification", "id": "source-0", "kind": "source_reference", "source": { "citation": "APS full paper for synthesis of isotopes of elements 118 and 116", "url": "https://journals.aps.org/prc/pdf/10.1103/PhysRevC.74.044602" } }, { "description": "Bibliographic/stated-result source; not a WRS proof verification", "id": "source-1", "kind": "source_reference", "source": { "citation": "IUPAC technical report on discovery of element 118", "url": "https://zenodo.org/records/6472870" } } ], "origin": "HUMAN_LEGACY", "record_profile": "wrs-local-research-notes-0.1", "record_type": "research_note", "rrp_version": "0.1", "scope": { "description": "The record is the exact 30-author 2006 Physical Review C paper. It reports three decay chains and very small production cross sections; later confirmations, the 2015 discovery adjudication, naming as oganesson and other superheavy-element work remain separate.", "domain": "Nuclear physics" }, "sources": [ { "citation": "APS full paper for synthesis of isotopes of elements 118 and 116", "url": "https://journals.aps.org/prc/pdf/10.1103/PhysRevC.74.044602" }, { "citation": "IUPAC technical report on discovery of element 118", "url": "https://zenodo.org/records/6472870" } ], "statement": "# Oganessian and colleagues: synthesis and decay chains of element 118\n\nReported three correlated decay chains assigned to isotope 294 of element 118 from californium-249 and calcium-48 fusion, linked through measured daughter-decay properties.\n\n## Scientific scope\n\nThe record is the exact 30-author 2006 Physical Review C paper. It reports three decay chains and very small production cross sections; later confirmations, the 2015 discovery adjudication, naming as oganesson and other superheavy-element work remain separate.\n\n## Reading status\n\nThis is a source-linked WRS catalogue note. A full explanatory guide and independent scientific reconstruction have not been completed for this entry. Read the identified original work for its complete narrative and arguments.\n\n## People and systems\n\nYu. Ts. Oganessian; V. K. Utyonkov; Yu. V. Lobanov; F. Sh. Abdullin; A. N. Polyakov; R. N. Sagaidak; I. V. Shirokovsky; Yu. S. Tsyganov; A. A. Voinov; G. G. Gulbekian; S. L. Bogomolov; B. N. Gikal; A. N. Mezentsev; S. Iliev; V. G. Subbotin; A. M. Sukhov; K. Subotic; V. I. Zagrebaev; G. K. Vostokin; M. G. Itkis; K. J. Moody; J. B. Patin; D. A. Shaughnessy; M. A. Stoyer; N. J. Stoyer; P. A. Wilk; J. M. Kenneally; J. H. Landrum; J. F. Wild; R. W. Lougheed\n\nThe named authors contributed to this scoped work; individual effort shares and later applications are not assigned by the byline.\n\n\n\n## Original sources\n\n- [APS full paper for synthesis of isotopes of elements 118 and 116](https://journals.aps.org/prc/pdf/10.1103/PhysRevC.74.044602)\n- [IUPAC technical report on discovery of element 118](https://zenodo.org/records/6472870)\n", "summary": "Reported three correlated decay chains assigned to isotope 294 of element 118 from californium-249 and calcium-48 fusion, linked through measured daughter-decay properties.", "title": "Oganessian and colleagues: synthesis and decay chains of element 118" }, "record_id": "urn:uuid:d2821a00-9162-4ad2-aa02-19685f7513aa", "version": 1, "source_ref": { "record_id": "urn:uuid:d2821a00-9162-4ad2-aa02-19685f7513aa", "version": 1, "content_hash": "sha256:296196f356bb809013cc93f4593d0fb0d66798d1af2aaff5e4bc81ac2eb74bc5" }, "export_view": "wrs-public-editorial-view-1", "public_view_hash": "sha256:956d91601cd1503973a64287f9a06a00942cb5ebe41489989347bbf437ba102f" }, "target": { "record_id": "urn:uuid:d2821a00-9162-4ad2-aa02-19685f7513aa", "version": 1, "content_hash": "sha256:296196f356bb809013cc93f4593d0fb0d66798d1af2aaff5e4bc81ac2eb74bc5" }, "published_grade": { "profile": "wrs-published-grade-1", "edition": "2026-10-28.1", "id": "oganessian-et-al-element-118-2006", "entry_id": "oganessian-et-al-element-118-2006", "revision": 1, "title": "Oganessian and colleagues: synthesis and decay chains of element 118", "context": "Nuclear physics", "track": "EXPERIMENT", "band": "A", "modifier": null, "status": "PROVISIONAL_EDITORIAL", "assessed_on": "2026-09-25", "evidence_cutoff": "2026-09-25", "achievement_state": "SUPPORTED_SCOPED_RESULT", "what_changed": "Reported three correlated decay chains assigned to isotope 294 of element 118.", "scope": "The record is the exact 30-author 2006 Physical Review C paper. It reports three decay chains and very small production cross sections; later confirmations, the 2015 discovery adjudication, naming as oganesson and other superheavy-element work remain separate.", "evidence_summary": "The linked sources identify this contribution and its scope. WRS has not independently reconstructed the scientific claims. The record is the exact 30-author 2006 Physical Review C paper. 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