{"id":"https://openalex.org/W2004150090","doi":"https://doi.org/10.1038/physci233123a0","title":"Geochemical Simulation Evidence for the Generation of Homologous Decarboxylated Porphyrins","display_name":"Geochemical Simulation Evidence for the Generation of Homologous Decarboxylated Porphyrins","publication_year":1971,"publication_date":"1971-10-01","ids":{"openalex":"https://openalex.org/W2004150090","doi":"https://doi.org/10.1038/physci233123a0","mag":"2004150090"},"language":"en","primary_location":{"id":"doi:10.1038/physci233123a0","doi":"https://doi.org/10.1038/physci233123a0","is_oa":false,"landing_page_url":"https://doi.org/10.1038/physci233123a0","pdf_url":null,"source":{"id":"https://openalex.org/S4210191612","display_name":"Nature Physical Science","issn_l":"0300-8746","issn":["0300-8746","2058-1106"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Nature Physical Science","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5072963714","display_name":"Daniel J. Casagrande","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I168635309","display_name":"University of Calgary","ror":"https://ror.org/03yjb2x39","country_code":"CA","type":"education","lineage":["https://openalex.org/I168635309"]},{"id":"https://openalex.org/I2293663","display_name":"Governors State University","ror":"https://ror.org/00wtq7t14","country_code":"US","type":"education","lineage":["https://openalex.org/I2293663"]}],"countries":["CA","US"],"is_corresponding":false,"raw_author_name":"DANIEL J. CASAGRANDE","raw_affiliation_strings":["University of Calgary, Calgary, 44, Alberta","Governors State University, Illinois","University of Calgary, Calgary"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Calgary, Calgary, 44, Alberta","institution_ids":["https://openalex.org/I168635309"]},{"raw_affiliation_string":"Governors State University, Illinois","institution_ids":["https://openalex.org/I2293663"]},{"raw_affiliation_string":"University of Calgary, Calgary","institution_ids":["https://openalex.org/I168635309"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5030316767","display_name":"GORDON W. HODGSON","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I168635309","display_name":"University of Calgary","ror":"https://ror.org/03yjb2x39","country_code":"CA","type":"education","lineage":["https://openalex.org/I168635309"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"GORDON W. HODGSON","raw_affiliation_strings":["University of Calgary, Calgary, 44, Alberta","University of Calgary, Alberta"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Calgary, Calgary, 44, Alberta","institution_ids":["https://openalex.org/I168635309"]},{"raw_affiliation_string":"University of Calgary, Alberta","institution_ids":["https://openalex.org/I168635309"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.0319,"has_fulltext":false,"cited_by_count":14,"citation_normalized_percentile":{"value":0.69627564,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":93},"biblio":{"volume":"233","issue":"41","first_page":"123","last_page":"124"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10903","display_name":"Porphyrin and Phthalocyanine Chemistry","score":0.7451000213623047,"subfield":{"id":"https://openalex.org/subfields/2505","display_name":"Materials Chemistry"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10903","display_name":"Porphyrin and Phthalocyanine Chemistry","score":0.7451000213623047,"subfield":{"id":"https://openalex.org/subfields/2505","display_name":"Materials Chemistry"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10399","display_name":"Hydrocarbon exploration and reservoir analysis","score":0.11869999766349792,"subfield":{"id":"https://openalex.org/subfields/1907","display_name":"Geology"},"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/T11630","display_name":"Petroleum Processing and Analysis","score":0.049400001764297485,"subfield":{"id":"https://openalex.org/subfields/1602","display_name":"Analytical Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/porphyrins","display_name":"porphyrins","score":0.9900000095367432},{"id":"https://openalex.org/keywords/chlorophyll-degradation","display_name":"chlorophyll degradation","score":0.7670000195503235},{"id":"https://openalex.org/keywords/etioporphyrin","display_name":"etioporphyrin","score":0.8659999966621399},{"id":"https://openalex.org/keywords/homologous-series","display_name":"homologous series","score":0.9190000295639038},{"id":"https://openalex.org/keywords/decarboxylation","display_name":"decarboxylation","score":0.8410000205039978},{"id":"https://openalex.org/keywords/transalkylation","display_name":"transalkylation","score":0.8999999761581421},{"id":"https://openalex.org/keywords/geochemical-modeling","display_name":"geochemical modeling","score":0.7839999794960022},{"id":"https://openalex.org/keywords/ancient-sediments","display_name":"ancient sediments","score":0.6320000290870667}],"concepts":[{"id":"https://openalex.org/C2776482079","wikidata":"https://www.wikidata.org/wiki/Q741844","display_name":"Homologous series","level":2,"score":0.8290995359420776},{"id":"https://openalex.org/C2779480358","wikidata":"https://www.wikidata.org/wiki/Q422926","display_name":"Porphyrin","level":2,"score":0.7956018447875977},{"id":"https://openalex.org/C2781369918","wikidata":"https://www.wikidata.org/wiki/Q7833753","display_name":"Transalkylation","level":4,"score":0.7418590784072876},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.6091214418411255},{"id":"https://openalex.org/C2780378348","wikidata":"https://www.wikidata.org/wiki/Q25351438","display_name":"Ring (chemistry)","level":2,"score":0.5944592952728271},{"id":"https://openalex.org/C2776373379","wikidata":"https://www.wikidata.org/wiki/Q43177","display_name":"Chlorophyll","level":2,"score":0.5795586705207825},{"id":"https://openalex.org/C64894306","wikidata":"https://www.wikidata.org/wiki/Q849622","display_name":"Homologous chromosome","level":3,"score":0.48939576745033264},{"id":"https://openalex.org/C2778902199","wikidata":"https://www.wikidata.org/wiki/Q133878","display_name":"Chlorophyll a","level":2,"score":0.4276418089866638},{"id":"https://openalex.org/C71240020","wikidata":"https://www.wikidata.org/wiki/Q186011","display_name":"Stereochemistry","level":1,"score":0.35119956731796265},{"id":"https://openalex.org/C75473681","wikidata":"https://www.wikidata.org/wiki/Q188651","display_name":"Photochemistry","level":1,"score":0.31078118085861206},{"id":"https://openalex.org/C8010536","wikidata":"https://www.wikidata.org/wiki/Q160398","display_name":"Crystallography","level":1,"score":0.2014220654964447},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.19074669480323792},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.11904731392860413},{"id":"https://openalex.org/C161790260","wikidata":"https://www.wikidata.org/wiki/Q82264","display_name":"Catalysis","level":2,"score":0.07530990242958069},{"id":"https://openalex.org/C2778077586","wikidata":"https://www.wikidata.org/wiki/Q181332","display_name":"Zeolite","level":3,"score":0.0},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1038/physci233123a0","doi":"https://doi.org/10.1038/physci233123a0","is_oa":false,"landing_page_url":"https://doi.org/10.1038/physci233123a0","pdf_url":null,"source":{"id":"https://openalex.org/S4210191612","display_name":"Nature Physical Science","issn_l":"0300-8746","issn":["0300-8746","2058-1106"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Nature Physical Science","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":5,"referenced_works":["https://openalex.org/W2062055256","https://openalex.org/W2082350664","https://openalex.org/W2095332586","https://openalex.org/W2313936499","https://openalex.org/W2323171016"],"related_works":["https://openalex.org/W2071095738","https://openalex.org/W581141705","https://openalex.org/W3149802224","https://openalex.org/W1971898864","https://openalex.org/W154030897","https://openalex.org/W2031282657","https://openalex.org/W2332571444","https://openalex.org/W2334841095","https://openalex.org/W1997460703","https://openalex.org/W2952935069"],"abstract_inverted_index":null,"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":1}],"updated_date":"2026-11-10T11:39:43.021295","created_date":"2016-06-24T00:00:00"}