{"id":"https://openalex.org/W7221550099","doi":"https://doi.org/10.1021/acsomega.6c08660","title":"Position-Specific Carbon Isotope Constraints on Propane Formation from Kerogen during Open-System Pyrolysis","display_name":"Position-Specific Carbon Isotope Constraints on Propane Formation from Kerogen during Open-System Pyrolysis","publication_year":2026,"publication_date":"2026-10-12","ids":{"openalex":"https://openalex.org/W7221550099","doi":"https://doi.org/10.1021/acsomega.6c08660","pmid":"https://pubmed.ncbi.nlm.nih.gov/42959842","pmcid":"https://www.ncbi.nlm.nih.gov/pmc/articles/13717661"},"language":"en","primary_location":{"id":"doi:10.1021/acsomega.6c08660","doi":"https://doi.org/10.1021/acsomega.6c08660","is_oa":true,"landing_page_url":"https://doi.org/10.1021/acsomega.6c08660","pdf_url":"https://pubs.acs.org/acsodf/article-pdf/doi/10.1021/acsomega.6c08660/68818364/acsomega.6c08660.pdf","source":{"id":"https://openalex.org/S4210239500","display_name":"ACS Omega","issn_l":"2470-1343","issn":["2470-1343"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-c","jufo-1","ki-jl-1","norway-1","oarl","poland-70","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320006","host_organization_name":"American Chemical Society","host_organization_lineage":["https://openalex.org/P4310320006"],"host_organization_lineage_names":["American Chemical Society"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACS Omega","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://pubs.acs.org/acsodf/article-pdf/doi/10.1021/acsomega.6c08660/68818364/acsomega.6c08660.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5158422043","display_name":"Yuanyuan Ma","orcid":"https://orcid.org/0009-0000-1734-5089","observed_orcids":["https://orcid.org/0009-0000-1734-5089"]},"institutions":[{"id":"https://openalex.org/I106994412","display_name":"Sinopec (China)","ror":"https://ror.org/0161q6d74","country_code":"CN","type":"company","lineage":["https://openalex.org/I106994412"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Yuanyuan Ma","raw_affiliation_strings":["SINOPEC , , ,"],"raw_orcid":"https://orcid.org/0009-0000-1734-5089","affiliations":[{"raw_affiliation_string":"SINOPEC , , ,","institution_ids":["https://openalex.org/I106994412"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5158450071","display_name":"Li Lu","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I106994412","display_name":"Sinopec (China)","ror":"https://ror.org/0161q6d74","country_code":"CN","type":"company","lineage":["https://openalex.org/I106994412"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Li Lu","raw_affiliation_strings":["SINOPEC , , ,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"SINOPEC , , ,","institution_ids":["https://openalex.org/I106994412"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5106635707","display_name":"Cheng Tao","orcid":"https://orcid.org/0009-0008-5000-9093","observed_orcids":["https://orcid.org/0009-0008-5000-9093"]},"institutions":[{"id":"https://openalex.org/I106994412","display_name":"Sinopec (China)","ror":"https://ror.org/0161q6d74","country_code":"CN","type":"company","lineage":["https://openalex.org/I106994412"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Cheng Tao","raw_affiliation_strings":["SINOPEC , , ,"],"raw_orcid":"https://orcid.org/0009-0008-5000-9093","affiliations":[{"raw_affiliation_string":"SINOPEC , , ,","institution_ids":["https://openalex.org/I106994412"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5068018791","display_name":"\u674e\u5409\u9e4f","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I106994412","display_name":"Sinopec (China)","ror":"https://ror.org/0161q6d74","country_code":"CN","type":"company","lineage":["https://openalex.org/I106994412"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jipeng Li","raw_affiliation_strings":["SINOPEC , , ,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"SINOPEC , , ,","institution_ids":["https://openalex.org/I106994412"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5158476255","display_name":"Luyun Li","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I106994412","display_name":"Sinopec (China)","ror":"https://ror.org/0161q6d74","country_code":"CN","type":"company","lineage":["https://openalex.org/I106994412"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Luyun Li","raw_affiliation_strings":["SINOPEC , , ,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"SINOPEC , , ,","institution_ids":["https://openalex.org/I106994412"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5158445124","display_name":"Huamin Yang","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I106994412","display_name":"Sinopec (China)","ror":"https://ror.org/0161q6d74","country_code":"CN","type":"company","lineage":["https://openalex.org/I106994412"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Huamin Yang","raw_affiliation_strings":["SINOPEC , , ,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"SINOPEC , , ,","institution_ids":["https://openalex.org/I106994412"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101758616","display_name":"Yongge Sun","orcid":"https://orcid.org/0000-0003-2653-7589","observed_orcids":["https://orcid.org/0000-0003-2653-7589"]},"institutions":[{"id":"https://openalex.org/I106994412","display_name":"Sinopec (China)","ror":"https://ror.org/0161q6d74","country_code":"CN","type":"company","lineage":["https://openalex.org/I106994412"]},{"id":"https://openalex.org/I76130692","display_name":"Zhejiang University","ror":"https://ror.org/00a2xv884","country_code":"CN","type":"education","lineage":["https://openalex.org/I76130692"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Yongge Sun","raw_affiliation_strings":["SINOPEC , , , ,","Zhejiang University , , , ,"],"raw_orcid":"https://orcid.org/0000-0003-2653-7589","affiliations":[{"raw_affiliation_string":"SINOPEC , , , ,","institution_ids":["https://openalex.org/I106994412"]},{"raw_affiliation_string":"Zhejiang University , , , ,","institution_ids":["https://openalex.org/I76130692"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5101758616","https://openalex.org/A5158422043"],"corresponding_institution_ids":["https://openalex.org/I106994412","https://openalex.org/I76130692"],"apc_list":{"value":1935,"currency":"USD","value_usd":1935},"apc_paid":{"value":1935,"currency":"USD","value_usd":1935},"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.67770886,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"11","issue":"42","first_page":"65655","last_page":"65661"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10399","display_name":"Hydrocarbon exploration and reservoir analysis","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/2211","display_name":"Mechanics of Materials"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10399","display_name":"Hydrocarbon exploration and reservoir analysis","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/2211","display_name":"Mechanics of Materials"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12218","display_name":"Coal and Its By-products","score":0.00019999999494757503,"subfield":{"id":"https://openalex.org/subfields/1906","display_name":"Geochemistry and Petrology"},"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":0.00019999999494757503,"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/propane","display_name":"propane","score":0.9269999861717224},{"id":"https://openalex.org/keywords/kerogen-pyrolysis","display_name":"kerogen pyrolysis","score":0.9139999747276306},{"id":"https://openalex.org/keywords/type-ii-kerogen","display_name":"type II kerogen","score":0.8529999852180481},{"id":"https://openalex.org/keywords/thermal-maturation","display_name":"thermal maturation","score":0.9340000152587891},{"id":"https://openalex.org/keywords/natural-gas-generation","display_name":"natural gas generation","score":0.6980000138282776},{"id":"https://openalex.org/keywords/co2-scrubbing","display_name":"CO2 scrubbing","score":0.6909999847412109},{"id":"https://openalex.org/keywords/cryogenic-trapping","display_name":"cryogenic trapping","score":0.8830000162124634}],"concepts":[{"id":"https://openalex.org/C2776345496","wikidata":"https://www.wikidata.org/wiki/Q131189","display_name":"Propane","level":2,"score":0.8220999836921692},{"id":"https://openalex.org/C2779196632","wikidata":"https://www.wikidata.org/wiki/Q938398","display_name":"Kerogen","level":4,"score":0.7942000031471252},{"id":"https://openalex.org/C36759035","wikidata":"https://www.wikidata.org/wiki/Q176848","display_name":"Pyrolysis","level":2,"score":0.7864999771118164},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.5989999771118164},{"id":"https://openalex.org/C140205800","wikidata":"https://www.wikidata.org/wiki/Q5860","display_name":"Carbon fibers","level":3,"score":0.5217999815940857},{"id":"https://openalex.org/C185059815","wikidata":"https://www.wikidata.org/wiki/Q471790","display_name":"Isotopes of carbon","level":3,"score":0.5188000202178955},{"id":"https://openalex.org/C58396970","wikidata":"https://www.wikidata.org/wiki/Q212749","display_name":"Cracking","level":2,"score":0.44679999351501465},{"id":"https://openalex.org/C516920438","wikidata":"https://www.wikidata.org/wiki/Q37129","display_name":"Methane","level":2,"score":0.37279999256134033},{"id":"https://openalex.org/C22117777","wikidata":"https://www.wikidata.org/wiki/Q17148629","display_name":"Stable isotope ratio","level":2,"score":0.3495999872684479},{"id":"https://openalex.org/C69928629","wikidata":"https://www.wikidata.org/wiki/Q1386472","display_name":"Kinetic isotope effect","level":3,"score":0.34470000863075256},{"id":"https://openalex.org/C75079739","wikidata":"https://www.wikidata.org/wiki/Q1571801","display_name":"Intramolecular force","level":2,"score":0.32420000433921814},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.3109999895095825},{"id":"https://openalex.org/C97428945","wikidata":"https://www.wikidata.org/wiki/Q15305109","display_name":"Fractionation","level":2,"score":0.30559998750686646},{"id":"https://openalex.org/C113196181","wikidata":"https://www.wikidata.org/wiki/Q485223","display_name":"Analytical Chemistry (journal)","level":2,"score":0.2980000078678131},{"id":"https://openalex.org/C164304813","wikidata":"https://www.wikidata.org/wiki/Q25276","display_name":"Isotope","level":2,"score":0.29440000653266907},{"id":"https://openalex.org/C2777207669","wikidata":"https://www.wikidata.org/wiki/Q43648","display_name":"Hydrocarbon","level":2,"score":0.2854999899864197},{"id":"https://openalex.org/C2779334269","wikidata":"https://www.wikidata.org/wiki/Q3080293","display_name":"Isotope fractionation","level":3,"score":0.26989999413490295},{"id":"https://openalex.org/C44038986","wikidata":"https://www.wikidata.org/wiki/Q764245","display_name":"Carbon black","level":3,"score":0.2662999927997589},{"id":"https://openalex.org/C42360764","wikidata":"https://www.wikidata.org/wiki/Q83588","display_name":"Chemical engineering","level":1,"score":0.26179999113082886}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1021/acsomega.6c08660","doi":"https://doi.org/10.1021/acsomega.6c08660","is_oa":true,"landing_page_url":"https://doi.org/10.1021/acsomega.6c08660","pdf_url":"https://pubs.acs.org/acsodf/article-pdf/doi/10.1021/acsomega.6c08660/68818364/acsomega.6c08660.pdf","source":{"id":"https://openalex.org/S4210239500","display_name":"ACS Omega","issn_l":"2470-1343","issn":["2470-1343"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-c","jufo-1","ki-jl-1","norway-1","oarl","poland-70","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320006","host_organization_name":"American Chemical Society","host_organization_lineage":["https://openalex.org/P4310320006"],"host_organization_lineage_names":["American Chemical Society"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACS Omega","raw_type":"journal-article"},{"id":"pmh:oai:pubmedcentral.nih.gov:13717661","doi":null,"is_oa":true,"landing_page_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC13717661/","pdf_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC13717661/pdf/ao6c08660.pdf","source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACS Omega","raw_type":"Text"},{"id":"pmid:42959842","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/42959842","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACS omega","raw_type":"Journal Article"},{"id":"pmh:oai:doaj.org/article:1692e275c7ca4230a88fd81bc8afab70","doi":null,"is_oa":false,"landing_page_url":"https://doaj.org/article/1692e275c7ca4230a88fd81bc8afab70","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"ACS Omega, Vol 11, Iss 42, Pp 65655-65661 (2026)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1021/acsomega.6c08660","doi":"https://doi.org/10.1021/acsomega.6c08660","is_oa":true,"landing_page_url":"https://doi.org/10.1021/acsomega.6c08660","pdf_url":"https://pubs.acs.org/acsodf/article-pdf/doi/10.1021/acsomega.6c08660/68818364/acsomega.6c08660.pdf","source":{"id":"https://openalex.org/S4210239500","display_name":"ACS Omega","issn_l":"2470-1343","issn":["2470-1343"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-c","jufo-1","ki-jl-1","norway-1","oarl","poland-70","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320006","host_organization_name":"American Chemical Society","host_organization_lineage":["https://openalex.org/P4310320006"],"host_organization_lineage_names":["American Chemical Society"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACS Omega","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.571399986743927},{"display_name":"Climate action","id":"https://metadata.un.org/sdg/13","score":0.5351999998092651}],"study_designs":[],"awards":[{"id":"https://openalex.org/G6313591863","display_name":null,"funder_award_id":"42273015","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7221550099.pdf","grobid_xml":"https://content.openalex.org/works/W7221550099.grobid-xml"},"referenced_works_count":34,"referenced_works":["https://openalex.org/W650833476","https://openalex.org/W1993832741","https://openalex.org/W2009285947","https://openalex.org/W2010913137","https://openalex.org/W2025270360","https://openalex.org/W2029608470","https://openalex.org/W2037397766","https://openalex.org/W2042684485","https://openalex.org/W2072757327","https://openalex.org/W2078321151","https://openalex.org/W2108356947","https://openalex.org/W2267804719","https://openalex.org/W2344853623","https://openalex.org/W2398608276","https://openalex.org/W2752797516","https://openalex.org/W2762206129","https://openalex.org/W2767023452","https://openalex.org/W2791441549","https://openalex.org/W2802796669","https://openalex.org/W2925028102","https://openalex.org/W3210532076","https://openalex.org/W4210566050","https://openalex.org/W4212973596","https://openalex.org/W4285678722","https://openalex.org/W4287845275","https://openalex.org/W4324028654","https://openalex.org/W4364381919","https://openalex.org/W4385336254","https://openalex.org/W4389359712","https://openalex.org/W4391155231","https://openalex.org/W4391722984","https://openalex.org/W4391807155","https://openalex.org/W4406119183","https://openalex.org/W4417130062"],"related_works":["https://openalex.org/W4285678722","https://openalex.org/W4212973596","https://openalex.org/W2267804719","https://openalex.org/W4364381919","https://openalex.org/W4391155231","https://openalex.org/W6903463997","https://openalex.org/W4391722984","https://openalex.org/W4389359712","https://openalex.org/W3090632216","https://openalex.org/W3142088109"],"abstract_inverted_index":{"Abstract":[0],"Position-specific":[1],"carbon":[2,59,103,135],"isotopic":[3,128],"compositions":[4],"of":[5,27,62,72,105,120,137,200,213,239,260],"propane":[6,32,63,73,106,138,201,261],"have":[7],"been":[8],"proven":[9],"to":[10,54,98,116,142,155,166,196,204,246],"be":[11],"a":[12,108,112,121,153,177,226,243,253],"powerful":[13],"tool":[14],"for":[15,229,255],"identifying":[16],"the":[17,69,127,131,145,158,167,188,197,211],"processes":[18],"involved":[19],"in":[20,31,43,57,74,267],"natural":[21],"gas":[22,109],"generation.":[23],"However,":[24],"current":[25],"understanding":[26],"intramolecular":[28,58,179,257],"isotope":[29,60,180,258],"distributions":[30,61],"and":[33,85,100,133,192,251],"their":[34],"geochemical":[35],"implications":[36],"is":[37,184],"mainly":[38],"derived":[39],"from":[40,107,140,234],"kerogen":[41,124,264],"pyrolysis":[42,50,75,119,175],"closed-system":[44,172,248],"experiments.":[45],"In":[46,164],"this":[47,93,240],"study,":[48],"open-system":[49,174],"experiments":[51,209],"were":[52],"performed":[53],"investigate":[55],"changes":[56],"with":[64,91,111],"increasing":[65],"thermal":[66,227,265],"maturation.":[67],"Given":[68],"low":[70],"abundance":[71],"products,":[76],"an":[77],"offline":[78],"enrichment":[79],"protocol":[80],"combining":[81],"alkaline":[82],"CO2":[83],"scrubbing":[84],"cryogenic":[86],"trapping":[87],"was":[88,96],"developed.":[89],"Coupled":[90],"GC-pyrolysis-GC-IRMS,":[92],"experimental":[94],"setup":[95],"applied":[97],"collect":[99],"measure":[101],"position-specific":[102],"isotopes":[104],"sample":[110],"dryness":[113],"coefficient":[114],"up":[115],"0.99.":[117],"Open-system":[118],"type":[122],"II":[123],"reveals":[125],"that":[126],"difference":[129],"between":[130,190],"central":[132],"terminal":[134],"atoms":[136],"increases":[139],"2.7\u2030":[141],"6.7\u2030":[143],"across":[144],"oil":[146],"window":[147],"(Easy%R0":[148,161,221],"=":[149,162,222],"0.6\u20131.6%),":[150],"followed":[151],"by":[152,187],"decrease":[154],"2.8\u2030":[156],"at":[157,202,217],"overmature":[159,205],"stage":[160],"1.8\u20132.6%).":[163],"contrast":[165],"monotonic":[168],"increase":[169],"observed":[170],"during":[171,263],"pyrolysis,":[173],"yields":[176],"unique":[178],"trajectory.":[181],"This":[182],"pattern":[183],"further":[185],"supported":[186],"correlation":[189],"\u03b413Cpropane":[191],"\u03b413Ccentral.":[193],"With":[194],"respect":[195],"secondary":[198,215,235],"cracking":[199,208,216],"high-":[203],"stages,":[206],"pure-propane":[207],"constrain":[210],"onset":[212],"substantial":[214],"approximately":[218],"520":[219],"\u00b0C":[220],"1.9%),":[223],"which":[224],"provides":[225],"reference":[228],"discriminating":[230],"primary":[231],"generation":[232],"signals":[233],"overprinting.":[236],"The":[237],"findings":[238],"study":[241],"provide":[242],"valuable":[244],"complement":[245],"previous":[247],"pyrolysis-based":[249],"investigations":[250],"establish":[252],"framework":[254],"interpreting":[256],"signatures":[259],"generated":[262],"degradation":[266],"petroliferous":[268],"basins.":[269]},"counts_by_year":[],"updated_date":"2026-11-02T09:45:03.842371","created_date":"2026-10-13T00:00:00"}