{"id":"https://openalex.org/A5114610188","orcid":"https://orcid.org/0009-0000-1253-0031","observed_orcids":["https://orcid.org/0009-0000-1253-0031"],"display_name":"Ryan J Buchanan","raw_author_names":["Ryan J Buchanan","Ryan J. Buchanan"],"full_name":"Ryan J Buchanan","works_count":3,"cited_by_count":0,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":0,"i10_index":0},"ids":{"openalex":"https://openalex.org/A5114610188","orcid":"https://orcid.org/0009-0000-1253-0031","observed_orcids":["https://orcid.org/0009-0000-1253-0031"]},"affiliations":[],"last_known_institutions":null,"topics":[{"id":"https://openalex.org/T11960","display_name":"Relativity and Gravitational Theory","count":2,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10025","display_name":"Black Holes and Theoretical Physics","count":1,"subfield":{"id":"https://openalex.org/subfields/3106","display_name":"Nuclear and High Energy Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11405","display_name":"Geophysics and Gravity Measurements","count":1,"subfield":{"id":"https://openalex.org/subfields/1908","display_name":"Geophysics"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11415","display_name":"Noncommutative and Quantum Gravity Theories","count":1,"subfield":{"id":"https://openalex.org/subfields/3106","display_name":"Nuclear and High Energy Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13080","display_name":"Advanced Differential Geometry Research","count":1,"subfield":{"id":"https://openalex.org/subfields/2608","display_name":"Geometry and Topology"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T11405","display_name":"Geophysics and Gravity Measurements","value":7.4e-06,"subfield":{"id":"https://openalex.org/subfields/1908","display_name":"Geophysics"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11960","display_name":"Relativity and Gravitational Theory","value":4.9e-06,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11415","display_name":"Noncommutative and Quantum Gravity Theories","value":4.2e-06,"subfield":{"id":"https://openalex.org/subfields/3106","display_name":"Nuclear and High Energy Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13080","display_name":"Advanced Differential Geometry Research","value":4.2e-06,"subfield":{"id":"https://openalex.org/subfields/2608","display_name":"Geometry and Topology"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10025","display_name":"Black Holes and Theoretical Physics","value":2.9e-06,"subfield":{"id":"https://openalex.org/subfields/3106","display_name":"Nuclear and High Energy Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"x_concepts":[{"id":"121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","score":0.6700000166893005},{"id":"124017977","wikidata":"https://www.wikidata.org/wiki/Q11412","display_name":"Gravitation","score":0.35600000619888306},{"id":"127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","score":0.3428153991699219},{"id":"33332235","wikidata":"https://www.wikidata.org/wiki/Q18362","display_name":"Theoretical physics","score":0.3349577486515045},{"id":"121854251","wikidata":"https://www.wikidata.org/wiki/Q62932","display_name":"Elasticity (physics)","score":0.271699994802475}],"counts_by_year":[{"year":2024,"works_count":2,"oa_works_count":2,"cited_by_count":0},{"year":2026,"works_count":1,"oa_works_count":0,"cited_by_count":0}],"display_name_alternatives":["Ryan J Buchanan","Ryan J. Buchanan"],"block_key":"r buchanan","works_api_url":"https://api.openalex.org/works?filter=author.id:A5114610188","updated_date":"2026-11-01T11:00:13","created_date":"2024-11-13T00:00:00"}