{"id":"https://openalex.org/W375522901","doi":"https://doi.org/10.1007/s13361-015-1165-3","title":"Activation of Methane by the Pyridine Radical Cation and its Substituted Forms in the Gas Phase","display_name":"Activation of Methane by the Pyridine Radical Cation and its Substituted Forms in the Gas Phase","publication_year":2015,"publication_date":"2015-05-19","ids":{"openalex":"https://openalex.org/W375522901","doi":"https://doi.org/10.1007/s13361-015-1165-3","mag":"375522901","pmid":"https://pubmed.ncbi.nlm.nih.gov/25990924"},"language":"en","primary_location":{"id":"doi:10.1007/s13361-015-1165-3","doi":"https://doi.org/10.1007/s13361-015-1165-3","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s13361-015-1165-3","pdf_url":null,"source":{"id":"https://openalex.org/S60743949","display_name":"Journal of the American Society for Mass Spectrometry","issn_l":"1044-0305","issn":["1044-0305","1879-1123"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-a","doyens","jufo-1","ki-jl-1","medline","norway-1","poland-70","russia-white-list-1"],"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of the American Society for Mass Spectrometry","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"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/A5101977801","display_name":"Guohua Wu","orcid":"https://orcid.org/0000-0002-7886-8841","observed_orcids":["https://orcid.org/0000-0002-7886-8841"]},"institutions":[{"id":"https://openalex.org/I142263535","display_name":"University of Nottingham","ror":"https://ror.org/01ee9ar58","country_code":"GB","type":"education","lineage":["https://openalex.org/I142263535"]},{"id":"https://openalex.org/I4210096899","display_name":"Jiangsu University of Science and Technology","ror":"https://ror.org/00tyjp878","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210096899"]},{"id":"https://openalex.org/I4210139005","display_name":"Sericultural Research Institute","ror":"https://ror.org/0464wn274","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210127390","https://openalex.org/I4210138501","https://openalex.org/I4210139005","https://openalex.org/I4210151987"]}],"countries":["CN","GB"],"is_corresponding":false,"raw_author_name":"Guohua Wu","raw_affiliation_strings":["School of Chemistry, University of Nottingham, NG7 2RD, Nottingham, UK","Sericultural Research Institute, Jiangsu University of Science and Technology, 212018, Zhenjiang, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Chemistry, University of Nottingham, NG7 2RD, Nottingham, UK","institution_ids":["https://openalex.org/I142263535"]},{"raw_affiliation_string":"Sericultural Research Institute, Jiangsu University of Science and Technology, 212018, Zhenjiang, China","institution_ids":["https://openalex.org/I4210096899","https://openalex.org/I4210139005"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065437143","display_name":"Hamish I. Stewart","orcid":"https://orcid.org/0009-0000-1510-4353","observed_orcids":["https://orcid.org/0009-0000-1510-4353"]},"institutions":[{"id":"https://openalex.org/I142263535","display_name":"University of Nottingham","ror":"https://ror.org/01ee9ar58","country_code":"GB","type":"education","lineage":["https://openalex.org/I142263535"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Hamish Stewart","raw_affiliation_strings":["School of Chemistry, University of Nottingham, NG7 2RD, Nottingham, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Chemistry, University of Nottingham, NG7 2RD, Nottingham, UK","institution_ids":["https://openalex.org/I142263535"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100376642","display_name":"Zeyu Liu","orcid":"https://orcid.org/0000-0002-7079-1907","observed_orcids":["https://orcid.org/0000-0002-7079-1907"]},"institutions":[{"id":"https://openalex.org/I4210096899","display_name":"Jiangsu University of Science and Technology","ror":"https://ror.org/00tyjp878","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210096899"]},{"id":"https://openalex.org/I4210139005","display_name":"Sericultural Research Institute","ror":"https://ror.org/0464wn274","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210127390","https://openalex.org/I4210138501","https://openalex.org/I4210139005","https://openalex.org/I4210151987"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zeyu Liu","raw_affiliation_strings":["Sericultural Research Institute, Jiangsu University of Science and Technology, 212018, Zhenjiang, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Sericultural Research Institute, Jiangsu University of Science and Technology, 212018, Zhenjiang, China","institution_ids":["https://openalex.org/I4210096899","https://openalex.org/I4210139005"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101650928","display_name":"Yongcheng Wang","orcid":"https://orcid.org/0000-0002-5105-2105","observed_orcids":["https://orcid.org/0000-0002-5105-2105"]},"institutions":[{"id":"https://openalex.org/I68986083","display_name":"Northwest Normal University","ror":"https://ror.org/00gx3j908","country_code":"CN","type":"education","lineage":["https://openalex.org/I68986083"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yongcheng Wang","raw_affiliation_strings":["College of Chemistry and Chemical Engineering, Northwest Normal University, 730070, Lanzhou, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Chemistry and Chemical Engineering, Northwest Normal University, 730070, Lanzhou, China","institution_ids":["https://openalex.org/I68986083"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5028528461","display_name":"Anthony J. Stace","orcid":"https://orcid.org/0000-0001-5948-3623","observed_orcids":["https://orcid.org/0000-0001-5948-3623"]},"institutions":[{"id":"https://openalex.org/I142263535","display_name":"University of Nottingham","ror":"https://ror.org/01ee9ar58","country_code":"GB","type":"education","lineage":["https://openalex.org/I142263535"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Anthony J. Stace","raw_affiliation_strings":["School of Chemistry, University of Nottingham, NG7 2RD, Nottingham, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Chemistry, University of Nottingham, NG7 2RD, Nottingham, UK","institution_ids":["https://openalex.org/I142263535"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":4500,"currency":"USD","value_usd":4500},"apc_paid":null,"fwci":0.1197,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.31983907,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":87,"max":95},"biblio":{"volume":"26","issue":"8","first_page":"1382","last_page":"1387"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10683","display_name":"Mass Spectrometry Techniques and Applications","score":0.8057000041007996,"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"}},"topics":[{"id":"https://openalex.org/T10683","display_name":"Mass Spectrometry Techniques and Applications","score":0.8057000041007996,"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"}},{"id":"https://openalex.org/T10002","display_name":"Advanced Chemical Physics Studies","score":0.04340000078082085,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"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/T12191","display_name":"Physical Organic Chemistry and Reaction Kinetics","score":0.041099999099969864,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/methane-activation","display_name":"methane activation","score":0.996999979019165},{"id":"https://openalex.org/keywords/gas-phase-ion-molecule-reactions","display_name":"gas-phase ion-molecule reactions","score":0.859000027179718},{"id":"https://openalex.org/keywords/hydrogen-abstraction","display_name":"hydrogen abstraction","score":0.8450000286102295},{"id":"https://openalex.org/keywords/kinetic-isotope-effects","display_name":"kinetic isotope effects","score":0.9100000262260437},{"id":"https://openalex.org/keywords/deuterated-methane","display_name":"deuterated methane","score":0.9610000252723694},{"id":"https://openalex.org/keywords/substituent-effects-on-reactivity","display_name":"substituent effects on reactivity","score":0.7990000247955322},{"id":"https://openalex.org/keywords/reaction-mechanism","display_name":"reaction mechanism","score":0.7950000166893005},{"id":"https://openalex.org/keywords/ion-trap-mass-spectrometry","display_name":"ion trap mass spectrometry","score":0.675000011920929}],"concepts":[{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.9619395732879639},{"id":"https://openalex.org/C516920438","wikidata":"https://www.wikidata.org/wiki/Q37129","display_name":"Methane","level":2,"score":0.7927671074867249},{"id":"https://openalex.org/C2779485729","wikidata":"https://www.wikidata.org/wiki/Q210385","display_name":"Pyridine","level":2,"score":0.753210186958313},{"id":"https://openalex.org/C2778689049","wikidata":"https://www.wikidata.org/wiki/Q898422","display_name":"Substituent","level":2,"score":0.7401101589202881},{"id":"https://openalex.org/C69928629","wikidata":"https://www.wikidata.org/wiki/Q1386472","display_name":"Kinetic isotope effect","level":3,"score":0.6791017651557922},{"id":"https://openalex.org/C2182769","wikidata":"https://www.wikidata.org/wiki/Q62500","display_name":"Ionic bonding","level":3,"score":0.5766148567199707},{"id":"https://openalex.org/C81022585","wikidata":"https://www.wikidata.org/wiki/Q5954884","display_name":"Hydrogen atom abstraction","level":3,"score":0.5733891725540161},{"id":"https://openalex.org/C75473681","wikidata":"https://www.wikidata.org/wiki/Q188651","display_name":"Photochemistry","level":1,"score":0.5013823509216309},{"id":"https://openalex.org/C58364064","wikidata":"https://www.wikidata.org/wiki/Q102296","display_name":"Deuterium","level":2,"score":0.4899682104587555},{"id":"https://openalex.org/C512968161","wikidata":"https://www.wikidata.org/wiki/Q556","display_name":"Hydrogen","level":2,"score":0.46626314520835876},{"id":"https://openalex.org/C95121573","wikidata":"https://www.wikidata.org/wiki/Q190474","display_name":"Activation energy","level":2,"score":0.46307599544525146},{"id":"https://openalex.org/C65024703","wikidata":"https://www.wikidata.org/wiki/Q373406","display_name":"Reaction mechanism","level":3,"score":0.46054619550704956},{"id":"https://openalex.org/C152365726","wikidata":"https://www.wikidata.org/wiki/Q1048589","display_name":"Density functional theory","level":2,"score":0.44548290967941284},{"id":"https://openalex.org/C2776910235","wikidata":"https://www.wikidata.org/wiki/Q18574","display_name":"Reactivity (psychology)","level":3,"score":0.41466134786605835},{"id":"https://openalex.org/C147789679","wikidata":"https://www.wikidata.org/wiki/Q11372","display_name":"Physical chemistry","level":1,"score":0.37762451171875},{"id":"https://openalex.org/C145148216","wikidata":"https://www.wikidata.org/wiki/Q36496","display_name":"Ion","level":2,"score":0.35679566860198975},{"id":"https://openalex.org/C147597530","wikidata":"https://www.wikidata.org/wiki/Q369472","display_name":"Computational chemistry","level":1,"score":0.33256226778030396},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.24146109819412231},{"id":"https://openalex.org/C161790260","wikidata":"https://www.wikidata.org/wiki/Q82264","display_name":"Catalysis","level":2,"score":0.11297142505645752},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C204787440","wikidata":"https://www.wikidata.org/wiki/Q188504","display_name":"Alternative medicine","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1007/s13361-015-1165-3","doi":"https://doi.org/10.1007/s13361-015-1165-3","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s13361-015-1165-3","pdf_url":null,"source":{"id":"https://openalex.org/S60743949","display_name":"Journal of the American Society for Mass Spectrometry","issn_l":"1044-0305","issn":["1044-0305","1879-1123"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-a","doyens","jufo-1","ki-jl-1","medline","norway-1","poland-70","russia-white-list-1"],"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of the American Society for Mass Spectrometry","raw_type":"journal-article"},{"id":"pmid:25990924","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/25990924","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":"Journal of the American Society for Mass Spectrometry","raw_type":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320320324","display_name":"University of Nottingham","ror":"https://ror.org/01ee9ar58"},{"id":"https://openalex.org/F4320334627","display_name":"Engineering and Physical Sciences Research Council","ror":"https://ror.org/0439y7842"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":55,"referenced_works":["https://openalex.org/W282630728","https://openalex.org/W1522699543","https://openalex.org/W1965969235","https://openalex.org/W1966136249","https://openalex.org/W1966974959","https://openalex.org/W1967136562","https://openalex.org/W1968142283","https://openalex.org/W1969485536","https://openalex.org/W1970781161","https://openalex.org/W1979135901","https://openalex.org/W1983125144","https://openalex.org/W1999690245","https://openalex.org/W2000014057","https://openalex.org/W2000649184","https://openalex.org/W2005021371","https://openalex.org/W2007492765","https://openalex.org/W2009006903","https://openalex.org/W2009857168","https://openalex.org/W2016585825","https://openalex.org/W2018088076","https://openalex.org/W2020135120","https://openalex.org/W2022566075","https://openalex.org/W2024432083","https://openalex.org/W2026650491","https://openalex.org/W2033981952","https://openalex.org/W2040253822","https://openalex.org/W2048022307","https://openalex.org/W2055206190","https://openalex.org/W2055256417","https://openalex.org/W2060323559","https://openalex.org/W2073616436","https://openalex.org/W2077602222","https://openalex.org/W2079458939","https://openalex.org/W2079556556","https://openalex.org/W2090188978","https://openalex.org/W2098123264","https://openalex.org/W2098478661","https://openalex.org/W2101584728","https://openalex.org/W2101945166","https://openalex.org/W2106825253","https://openalex.org/W2109418156","https://openalex.org/W2112166992","https://openalex.org/W2123485699","https://openalex.org/W2129978244","https://openalex.org/W2130046292","https://openalex.org/W2132522147","https://openalex.org/W2133455224","https://openalex.org/W2141946820","https://openalex.org/W2146544872","https://openalex.org/W2167766581","https://openalex.org/W2168639557","https://openalex.org/W2177825935","https://openalex.org/W2332094146","https://openalex.org/W2950555276","https://openalex.org/W4241144970"],"related_works":["https://openalex.org/W2133455224","https://openalex.org/W1582134957","https://openalex.org/W1992722988","https://openalex.org/W2090172080","https://openalex.org/W1979062659","https://openalex.org/W4411204226","https://openalex.org/W2490954011","https://openalex.org/W2326384036","https://openalex.org/W2051212859","https://openalex.org/W2161610278"],"abstract_inverted_index":{"We":[0],"present":[1],"an":[2,22],"experimental":[3,84,131],"study":[4,112],"of":[5,31,55,75,116,122],"methane":[6,43,101],"activation":[7,78,103],"by":[8],"pyridine":[9,27,93],"cation":[10,28],"and":[11,29,119],"its":[12,32],"substituents":[13],"in":[14,21,51,100],"the":[15,48,52,73,76,88,92,113,117,127,130,134],"gas":[16],"phase.":[17],"Mass":[18],"spectrometric":[19],"experiments":[20],"ion":[23],"trap":[24],"demonstrate":[25],"that":[26,47,87],"some":[30],"substituent":[33,89],"cations":[34],"are":[35],"able":[36],"to":[37,71,111],"react":[38],"with":[39,138],"methane.":[40,60],"The":[41,61,124],"deuterated":[42],"experiment":[44],"has":[45,68],"confirmed":[46,126],"hydrogen":[49,81],"atom":[50],"ionic":[53],"product":[54],"reaction":[56,120,135],"does":[57],"come":[58],"from":[59,129],"collected":[62],"information":[63],"about":[64],"kinetic":[65],"isotope":[66],"effects":[67],"been":[69],"used":[70],"distinguish":[72],"nature":[74],"bond":[77,102],"as":[79],"a":[80],"abstraction.":[82],"Furthermore,":[83],"results":[85],"demonstrated":[86],"groups":[90],"on":[91],"ring":[94],"can":[95],"crucially":[96],"influence":[97],"their":[98],"reactivity":[99],"processes.":[104],"Density":[105],"functional":[106],"calculation":[107],"(DFT)":[108],"was":[109],"employed":[110],"electronic":[114],"structures":[115],"complex":[118],"mechanism":[121],"CH4+C5H5N(+).":[123],"calculations":[125],"hypothesis":[128],"observation,":[132],"namely,":[133],"is":[136],"rapid":[137],"no":[139],"energy":[140],"barrier.":[141]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":1},{"year":2018,"cited_by_count":1}],"updated_date":"2026-09-22T06:50:58.402377","created_date":"2016-06-24T00:00:00"}
