{"id":"https://openalex.org/W1967623080","doi":"https://doi.org/10.1016/s0097-8485(01)00080-8","title":"Polynomial expressions for the hyper-Wiener index of extended hydrocarbon networks","display_name":"Polynomial expressions for the hyper-Wiener index of extended hydrocarbon networks","publication_year":2001,"publication_date":"2001-11-01","ids":{"openalex":"https://openalex.org/W1967623080","doi":"https://doi.org/10.1016/s0097-8485(01)00080-8","mag":"1967623080","pmid":"https://pubmed.ncbi.nlm.nih.gov/11817051"},"language":"en","primary_location":{"id":"doi:10.1016/s0097-8485(01)00080-8","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0097-8485(01)00080-8","pdf_url":null,"source":{"id":"https://openalex.org/S4210194753","display_name":"Computers & Chemistry","issn_l":"0097-8485","issn":["0097-8485","1879-0763"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320146","host_organization_name":"Pergamon Press","host_organization_lineage":["https://openalex.org/P4310320146"],"host_organization_lineage_names":["Pergamon Press"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Computers & Chemistry","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","pubmed"],"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/A5059928807","display_name":"Gordon G. Cash","orcid":null},"institutions":[{"id":"https://openalex.org/I1302368450","display_name":"Environmental Protection Agency","ror":"https://ror.org/03tns0030","country_code":"US","type":"government","lineage":["https://openalex.org/I1302368450"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Gordon G. Cash","raw_affiliation_strings":["Risk Assessment Division, New Chemicals Screening and Assessment Branch, United States Environmental Protection Agency, Washington, DC 20460, USA. cash.gordon@epa.mail","Risk Assessment Division, New Chemicals Screening and Assessment Branch, United States Environmental Protection Agency, Mail Code 7403, 1200 Pennsylvania Avenue, N.W., Washington, DC 20460, USA"],"affiliations":[{"raw_affiliation_string":"Risk Assessment Division, New Chemicals Screening and Assessment Branch, United States Environmental Protection Agency, Washington, DC 20460, USA. cash.gordon@epa.mail","institution_ids":["https://openalex.org/I1302368450"]},{"raw_affiliation_string":"Risk Assessment Division, New Chemicals Screening and Assessment Branch, United States Environmental Protection Agency, Mail Code 7403, 1200 Pennsylvania Avenue, N.W., Washington, DC 20460, USA","institution_ids":["https://openalex.org/I1302368450"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5059928807"],"corresponding_institution_ids":["https://openalex.org/I1302368450"],"apc_list":null,"apc_paid":null,"fwci":0.9938,"has_fulltext":false,"cited_by_count":12,"citation_normalized_percentile":{"value":0.70577156,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"25","issue":"6","first_page":"577","last_page":"582"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11476","display_name":"Graph theory and applications","score":0.9954000115394592,"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"}},"topics":[{"id":"https://openalex.org/T11476","display_name":"Graph theory and applications","score":0.9954000115394592,"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/T11298","display_name":"Synthesis and Properties of Aromatic Compounds","score":0.9894999861717224,"subfield":{"id":"https://openalex.org/subfields/1605","display_name":"Organic Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12748","display_name":"Molecular spectroscopy and chirality","score":0.9567000269889832,"subfield":{"id":"https://openalex.org/subfields/1607","display_name":"Spectroscopy"},"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/wiener-index","display_name":"Wiener index","score":0.8642061948776245},{"id":"https://openalex.org/keywords/polynomial","display_name":"Polynomial","score":0.5996522903442383},{"id":"https://openalex.org/keywords/index","display_name":"Index (typography)","score":0.5831838846206665},{"id":"https://openalex.org/keywords/series","display_name":"Series (stratigraphy)","score":0.5672000050544739},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.49443745613098145},{"id":"https://openalex.org/keywords/topological-index","display_name":"Topological index","score":0.4288707673549652},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.3960152566432953},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.2792050838470459},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.16615918278694153},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.13654619455337524}],"concepts":[{"id":"https://openalex.org/C16640446","wikidata":"https://www.wikidata.org/wiki/Q909065","display_name":"Wiener index","level":3,"score":0.8642061948776245},{"id":"https://openalex.org/C90119067","wikidata":"https://www.wikidata.org/wiki/Q43260","display_name":"Polynomial","level":2,"score":0.5996522903442383},{"id":"https://openalex.org/C2777382242","wikidata":"https://www.wikidata.org/wiki/Q6017816","display_name":"Index (typography)","level":2,"score":0.5831838846206665},{"id":"https://openalex.org/C143724316","wikidata":"https://www.wikidata.org/wiki/Q312468","display_name":"Series (stratigraphy)","level":2,"score":0.5672000050544739},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.49443745613098145},{"id":"https://openalex.org/C159867001","wikidata":"https://www.wikidata.org/wiki/Q904942","display_name":"Topological index","level":2,"score":0.4288707673549652},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.3960152566432953},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.2792050838470459},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.16615918278694153},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.13654619455337524},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.0},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1016/s0097-8485(01)00080-8","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0097-8485(01)00080-8","pdf_url":null,"source":{"id":"https://openalex.org/S4210194753","display_name":"Computers & Chemistry","issn_l":"0097-8485","issn":["0097-8485","1879-0763"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320146","host_organization_name":"Pergamon Press","host_organization_lineage":["https://openalex.org/P4310320146"],"host_organization_lineage_names":["Pergamon Press"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Computers & Chemistry","raw_type":"journal-article"},{"id":"pmid:11817051","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/11817051","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,"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":"Computers & chemistry","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":25,"referenced_works":["https://openalex.org/W33172497","https://openalex.org/W623814603","https://openalex.org/W1967142552","https://openalex.org/W1971069020","https://openalex.org/W1980042028","https://openalex.org/W1993053985","https://openalex.org/W2000470323","https://openalex.org/W2002424150","https://openalex.org/W2008740741","https://openalex.org/W2017914080","https://openalex.org/W2021748110","https://openalex.org/W2028217375","https://openalex.org/W2032098038","https://openalex.org/W2043705415","https://openalex.org/W2057507758","https://openalex.org/W2095223694","https://openalex.org/W2096843482","https://openalex.org/W2122000960","https://openalex.org/W2126991391","https://openalex.org/W2137626924","https://openalex.org/W2149664148","https://openalex.org/W2152019300","https://openalex.org/W2890747390","https://openalex.org/W2949765167","https://openalex.org/W6677941865"],"related_works":["https://openalex.org/W1530753320","https://openalex.org/W2337701229","https://openalex.org/W2947875569","https://openalex.org/W1992064123","https://openalex.org/W2329275106","https://openalex.org/W2995191666","https://openalex.org/W2389441820","https://openalex.org/W1796630930","https://openalex.org/W2289583476","https://openalex.org/W2181887477"],"abstract_inverted_index":null,"counts_by_year":[{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":3}],"updated_date":"2026-01-13T01:12:25.745995","created_date":"2025-10-10T00:00:00"}