{"id":"https://openalex.org/W4245882011","doi":"https://doi.org/10.1002/marc.1993.030140509","title":"Syndiotactic polymerization mechanism of \u03b1\u2010olefins using metallocene catalysts","display_name":"Syndiotactic polymerization mechanism of \u03b1\u2010olefins using metallocene catalysts","publication_year":1993,"publication_date":"1993-05-01","ids":{"openalex":"https://openalex.org/W4245882011","doi":"https://doi.org/10.1002/marc.1993.030140509"},"language":"en","primary_location":{"id":"doi:10.1002/marc.1993.030140509","doi":"https://doi.org/10.1002/marc.1993.030140509","is_oa":false,"landing_page_url":"https://doi.org/10.1002/marc.1993.030140509","pdf_url":null,"source":{"id":"https://openalex.org/S64556797","display_name":"Die Makromolekulare Chemie Rapid Communications","issn_l":"0173-2803","issn":["0173-2803"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Die Makromolekulare Chemie, Rapid Communications","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/A5071637661","display_name":"Tadashi Asanuma","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Tadashi Asanuma","raw_affiliation_strings":["Mitsui Toatsu Chemicals, Inc., Osaka Research Laboratory, 1-6 Takasago, Takaishi, Osaka 592, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Mitsui Toatsu Chemicals, Inc., Osaka Research Laboratory, 1-6 Takasago, Takaishi, Osaka 592, Japan","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5055832109","display_name":"Yukari Nishimori","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Yukari Nishimori","raw_affiliation_strings":["Mitsui Toatsu Chemicals, Inc., Osaka Research Laboratory, 1-6 Takasago, Takaishi, Osaka 592, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Mitsui Toatsu Chemicals, Inc., Osaka Research Laboratory, 1-6 Takasago, Takaishi, Osaka 592, Japan","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113571615","display_name":"Mitsuru Ito","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Mitsuru Ito","raw_affiliation_strings":["Mitsui Toatsu Chemicals, Inc., Osaka Research Laboratory, 1-6 Takasago, Takaishi, Osaka 592, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Mitsui Toatsu Chemicals, Inc., Osaka Research Laboratory, 1-6 Takasago, Takaishi, Osaka 592, Japan","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5032789045","display_name":"Tetsunosuke Shiomura","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Tetsunosuke Shiomura","raw_affiliation_strings":["Mitsui Toatsu Chemicals, Inc., Osaka Research Laboratory, 1-6 Takasago, Takaishi, Osaka 592, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Mitsui Toatsu Chemicals, Inc., Osaka Research Laboratory, 1-6 Takasago, Takaishi, Osaka 592, Japan","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5071637661"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.4265,"has_fulltext":false,"cited_by_count":12,"citation_normalized_percentile":{"value":0.88797419,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"14","issue":"5","first_page":"315","last_page":"322"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10092","display_name":"Organometallic Complex Synthesis and Catalysis","score":0.9951000213623047,"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"}},"topics":[{"id":"https://openalex.org/T10092","display_name":"Organometallic Complex Synthesis and Catalysis","score":0.9951000213623047,"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/T10661","display_name":"biodegradable polymer synthesis and properties","score":0.0010000000474974513,"subfield":{"id":"https://openalex.org/subfields/2502","display_name":"Biomaterials"},"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/T10405","display_name":"Advanced Polymer Synthesis and Characterization","score":0.0008999999845400453,"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/syndiotactic-polymerization","display_name":"syndiotactic polymerization","score":0.9629999995231628},{"id":"https://openalex.org/keywords/alpha-olefins","display_name":"\u03b1-olefins","score":0.9660000205039978},{"id":"https://openalex.org/keywords/metallocene-catalysts","display_name":"metallocene catalysts","score":0.996999979019165},{"id":"https://openalex.org/keywords/polymerization-mechanism","display_name":"polymerization mechanism","score":0.9549999833106995},{"id":"https://openalex.org/keywords/stereoregular-polymers","display_name":"stereoregular polymers","score":0.7540000081062317}],"concepts":[{"id":"https://openalex.org/C2992453961","wikidata":"https://www.wikidata.org/wiki/Q483242","display_name":"Chemical laboratory","level":3,"score":0.5076934099197388},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.3598921298980713},{"id":"https://openalex.org/C13965031","wikidata":"https://www.wikidata.org/wiki/Q243545","display_name":"Nuclear chemistry","level":1,"score":0.3567560911178589},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.23283898830413818},{"id":"https://openalex.org/C2780465076","wikidata":"https://www.wikidata.org/wiki/Q1069289","display_name":"Chemical safety","level":2,"score":0.0},{"id":"https://openalex.org/C183696295","wikidata":"https://www.wikidata.org/wiki/Q2487696","display_name":"Biochemical engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1002/marc.1993.030140509","doi":"https://doi.org/10.1002/marc.1993.030140509","is_oa":false,"landing_page_url":"https://doi.org/10.1002/marc.1993.030140509","pdf_url":null,"source":{"id":"https://openalex.org/S64556797","display_name":"Die Makromolekulare Chemie Rapid Communications","issn_l":"0173-2803","issn":["0173-2803"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Die Makromolekulare Chemie, Rapid Communications","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W154062760","https://openalex.org/W1977822957","https://openalex.org/W1997756225","https://openalex.org/W2016009189","https://openalex.org/W2053200561","https://openalex.org/W2060062456","https://openalex.org/W2060067431","https://openalex.org/W2115249485","https://openalex.org/W4256173307"],"related_works":["https://openalex.org/W1764671766","https://openalex.org/W2149362653","https://openalex.org/W2019856864","https://openalex.org/W2060062456","https://openalex.org/W2969792038","https://openalex.org/W2924803305","https://openalex.org/W7204513062","https://openalex.org/W7033002269","https://openalex.org/W2010068541","https://openalex.org/W2517057827"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2022-05-12T00:00:00"}