{"id":"https://openalex.org/W2034464792","doi":"https://doi.org/10.1021/ma980235j","title":"Infrared Spectroscopic Studies on the Molecular Orientation of Vacuum-Deposited Thin Films of Poly(dimethylsilane) and a Linear Oligosilane","display_name":"Infrared Spectroscopic Studies on the Molecular Orientation of Vacuum-Deposited Thin Films of Poly(dimethylsilane) and a Linear Oligosilane","publication_year":1998,"publication_date":"1998-09-26","ids":{"openalex":"https://openalex.org/W2034464792","doi":"https://doi.org/10.1021/ma980235j","mag":"2034464792"},"language":"en","primary_location":{"id":"doi:10.1021/ma980235j","doi":"https://doi.org/10.1021/ma980235j","is_oa":false,"landing_page_url":"https://doi.org/10.1021/ma980235j","pdf_url":null,"source":{"id":"https://openalex.org/S177196338","display_name":"Macromolecules","issn_l":"0024-9297","issn":["0024-9297","1520-5835"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","jufo-3","ki-jl-1","norway-2","poland-140","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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Macromolecules","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/A5048422293","display_name":"Masaki Shimomura","orcid":"https://orcid.org/0000-0002-6569-2381","observed_orcids":["https://orcid.org/0000-0002-6569-2381"]},"institutions":[{"id":"https://openalex.org/I205401836","display_name":"National Institute for Materials Science","ror":"https://ror.org/026v1ze26","country_code":"JP","type":"facility","lineage":["https://openalex.org/I205401836"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Masaki Shimomura","raw_affiliation_strings":["National Institute of Materials and Chemical Research, 1-1 Higashi, Tsukuba, Ibaraki 305-8565, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Institute of Materials and Chemical Research, 1-1 Higashi, Tsukuba, Ibaraki 305-8565, Japan","institution_ids":["https://openalex.org/I205401836"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5040227490","display_name":"H. Okumoto","orcid":"https://orcid.org/0000-0003-3186-2247","observed_orcids":["https://orcid.org/0000-0003-3186-2247"]},"institutions":[{"id":"https://openalex.org/I205401836","display_name":"National Institute for Materials Science","ror":"https://ror.org/026v1ze26","country_code":"JP","type":"facility","lineage":["https://openalex.org/I205401836"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hajime Okumoto","raw_affiliation_strings":["National Institute of Materials and Chemical Research, 1-1 Higashi, Tsukuba, Ibaraki 305-8565, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Institute of Materials and Chemical Research, 1-1 Higashi, Tsukuba, Ibaraki 305-8565, Japan","institution_ids":["https://openalex.org/I205401836"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008602140","display_name":"Akira Kaito","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I205401836","display_name":"National Institute for Materials Science","ror":"https://ror.org/026v1ze26","country_code":"JP","type":"facility","lineage":["https://openalex.org/I205401836"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Akira Kaito","raw_affiliation_strings":["National Institute of Materials and Chemical Research, 1-1 Higashi, Tsukuba, Ibaraki 305-8565, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Institute of Materials and Chemical Research, 1-1 Higashi, Tsukuba, Ibaraki 305-8565, Japan","institution_ids":["https://openalex.org/I205401836"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5114016521","display_name":"Katsuhiko Ueno","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I205401836","display_name":"National Institute for Materials Science","ror":"https://ror.org/026v1ze26","country_code":"JP","type":"facility","lineage":["https://openalex.org/I205401836"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Katsuhiko Ueno","raw_affiliation_strings":["National Institute of Materials and Chemical Research, 1-1 Higashi, Tsukuba, Ibaraki 305-8565, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Institute of Materials and Chemical Research, 1-1 Higashi, Tsukuba, Ibaraki 305-8565, Japan","institution_ids":["https://openalex.org/I205401836"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110128663","display_name":"Jingshu Shen","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210155088","display_name":"Institute of Chemistry","ror":"https://ror.org/048y1rc66","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210155088"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jingshu Shen","raw_affiliation_strings":["Institute of Chemistry, Academia Sinica, Haidian, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Chemistry, Academia Sinica, Haidian, Beijing, China","institution_ids":["https://openalex.org/I4210155088"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5047584172","display_name":"Kohzo Ito","orcid":"https://orcid.org/0000-0002-1798-3811","observed_orcids":["https://orcid.org/0000-0002-1798-3811"]},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kohzo Ito","raw_affiliation_strings":["Graduate School of Engineering, University of Tokyo, Bunkyo-ku, Tokyo 113-8656, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate School of Engineering, University of Tokyo, Bunkyo-ku, Tokyo 113-8656, Japan","institution_ids":["https://openalex.org/I74801974"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":4500,"currency":"USD","value_usd":4500},"apc_paid":null,"fwci":0.8818,"has_fulltext":false,"cited_by_count":24,"citation_normalized_percentile":{"value":0.67341193,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":97},"biblio":{"volume":"31","issue":"21","first_page":"7483","last_page":"7487"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12420","display_name":"Silicone and Siloxane Chemistry","score":0.5526999831199646,"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/T12420","display_name":"Silicone and Siloxane Chemistry","score":0.5526999831199646,"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/T11362","display_name":"Membrane Separation and Gas Transport","score":0.07639999687671661,"subfield":{"id":"https://openalex.org/subfields/1506","display_name":"Filtration and Separation"},"field":{"id":"https://openalex.org/fields/15","display_name":"Chemical Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11441","display_name":"Organoboron and organosilicon chemistry","score":0.055799998342990875,"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/oligosilanes","display_name":"oligosilanes","score":0.7929999828338623},{"id":"https://openalex.org/keywords/thin-films","display_name":"thin films","score":0.8100000023841858},{"id":"https://openalex.org/keywords/vacuum-deposition","display_name":"vacuum deposition","score":0.7799999713897705},{"id":"https://openalex.org/keywords/molecular-orientation","display_name":"molecular orientation","score":0.9980000257492065},{"id":"https://openalex.org/keywords/perpendicular-orientation","display_name":"perpendicular orientation","score":0.4790000021457672},{"id":"https://openalex.org/keywords/dichroism","display_name":"dichroism","score":0.699999988079071},{"id":"https://openalex.org/keywords/uv-absorption","display_name":"UV absorption","score":0.7960000038146973},{"id":"https://openalex.org/keywords/si-o-bond-formation","display_name":"Si-O bond formation","score":0.9269999861717224},{"id":"https://openalex.org/keywords/film-degradation","display_name":"film degradation","score":0.5920000076293945}],"concepts":[{"id":"https://openalex.org/C2779342513","wikidata":"https://www.wikidata.org/wiki/Q16322551","display_name":"Dimethylsilane","level":2,"score":0.9250237345695496},{"id":"https://openalex.org/C19067145","wikidata":"https://www.wikidata.org/wiki/Q1137203","display_name":"Thin film","level":2,"score":0.6501996517181396},{"id":"https://openalex.org/C153642686","wikidata":"https://www.wikidata.org/wiki/Q70906","display_name":"Infrared spectroscopy","level":2,"score":0.6329508423805237},{"id":"https://openalex.org/C158355884","wikidata":"https://www.wikidata.org/wiki/Q11388","display_name":"Infrared","level":2,"score":0.5923497676849365},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.5810331106185913},{"id":"https://openalex.org/C2776873873","wikidata":"https://www.wikidata.org/wiki/Q3044964","display_name":"Vacuum deposition","level":3,"score":0.5488911867141724},{"id":"https://openalex.org/C2777289219","wikidata":"https://www.wikidata.org/wiki/Q7632154","display_name":"Substrate (aquarium)","level":2,"score":0.5456966757774353},{"id":"https://openalex.org/C113196181","wikidata":"https://www.wikidata.org/wiki/Q485223","display_name":"Analytical Chemistry (journal)","level":2,"score":0.5345448851585388},{"id":"https://openalex.org/C32909587","wikidata":"https://www.wikidata.org/wiki/Q11369","display_name":"Molecule","level":2,"score":0.4666725695133209},{"id":"https://openalex.org/C160892712","wikidata":"https://www.wikidata.org/wiki/Q901559","display_name":"Fourier transform infrared spectroscopy","level":2,"score":0.4647817611694336},{"id":"https://openalex.org/C64297162","wikidata":"https://www.wikidata.org/wiki/Q1987070","display_name":"Deposition (geology)","level":3,"score":0.4518605172634125},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.33464062213897705},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.2491418421268463},{"id":"https://openalex.org/C188027245","wikidata":"https://www.wikidata.org/wiki/Q750446","display_name":"Polymer chemistry","level":1,"score":0.21739041805267334},{"id":"https://openalex.org/C171250308","wikidata":"https://www.wikidata.org/wiki/Q11468","display_name":"Nanotechnology","level":1,"score":0.1499236524105072},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.13949239253997803},{"id":"https://openalex.org/C2816523","wikidata":"https://www.wikidata.org/wiki/Q180184","display_name":"Sediment","level":2,"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/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C111368507","wikidata":"https://www.wikidata.org/wiki/Q43518","display_name":"Oceanography","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1021/ma980235j","doi":"https://doi.org/10.1021/ma980235j","is_oa":false,"landing_page_url":"https://doi.org/10.1021/ma980235j","pdf_url":null,"source":{"id":"https://openalex.org/S177196338","display_name":"Macromolecules","issn_l":"0024-9297","issn":["0024-9297","1520-5835"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","jufo-3","ki-jl-1","norway-2","poland-140","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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Macromolecules","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":34,"referenced_works":["https://openalex.org/W1675809684","https://openalex.org/W1967080089","https://openalex.org/W1974343028","https://openalex.org/W1979895464","https://openalex.org/W1988168939","https://openalex.org/W1990296802","https://openalex.org/W1991289402","https://openalex.org/W1993195570","https://openalex.org/W1995457585","https://openalex.org/W1997830465","https://openalex.org/W2003342135","https://openalex.org/W2004193864","https://openalex.org/W2005785069","https://openalex.org/W2011764801","https://openalex.org/W2013341902","https://openalex.org/W2023843974","https://openalex.org/W2029432116","https://openalex.org/W2034581150","https://openalex.org/W2034866958","https://openalex.org/W2037878900","https://openalex.org/W2047991628","https://openalex.org/W2048569631","https://openalex.org/W2052417507","https://openalex.org/W2060707298","https://openalex.org/W2061247065","https://openalex.org/W2061630444","https://openalex.org/W2071833803","https://openalex.org/W2076957806","https://openalex.org/W2087687597","https://openalex.org/W2106560762","https://openalex.org/W2120793409","https://openalex.org/W2334275854","https://openalex.org/W4211115975","https://openalex.org/W4240399958"],"related_works":["https://openalex.org/W2076957806","https://openalex.org/W1977946499","https://openalex.org/W2018051828","https://openalex.org/W2022079347","https://openalex.org/W2028198638","https://openalex.org/W1999071073","https://openalex.org/W2050000758","https://openalex.org/W2150039990","https://openalex.org/W2086977316","https://openalex.org/W2775526867"],"abstract_inverted_index":{"Thin":[0],"films":[1,20,24,37,42,53,64,122,135,160],"of":[2,25,38,50,63,99,132,157,161],"poly(dimethylsilane)":[3],"(PDMS)":[4],"and":[5,14,47,76,117,138],"permethyldodecasilane":[6],"(DM12)":[7],"were":[8,27,43,54,96,109,123,145],"prepared":[9,28],"by":[10],"the":[11,15,19,36,51,61,83,88,94,100,107,115,121,127,148,154,158],"vacuum-deposition":[12],"method,":[13],"molecular":[16,165],"orientation":[17],"in":[18,35,120],"was":[21],"investigated.":[22],"Well-oriented":[23],"DM12":[26,118,162],"without":[29],"detectable":[30],"degradation;":[31],"however,":[32],"degradation":[33],"occurred":[34],"PDMS,":[39],"though":[40],"well-oriented":[41],"also":[44,102],"obtained.":[45],"Infrared":[46],"UV":[48,79],"spectra":[49,62,131,156],"vacuum-deposited":[52,133,159],"measured":[55],"with":[56],"inclined":[57],"sample":[58],"alignment.":[59],"In":[60,151],"deposited":[65],"to":[66,87,126],"substrates":[67],"at":[68],"room":[69],"temperature,":[70],"a":[71,77],"methyl":[72],"rocking":[73],"(parallel)":[74],"band":[75],"sharp":[78],"absorption,":[80],"which":[81],"have":[82],"same":[84],"polarity":[85],"parallel":[86],"chain":[89],"axis,":[90],"became":[91],"stronger":[92],"when":[93,106],"samples":[95,108],"inclined.":[97,110],"Both":[98],"absorptions":[101],"showed":[103,163],"large":[104],"dichroism":[105],"These":[111],"results":[112],"suggest":[113],"that":[114],"PDMS":[116,134,143],"molecules":[119,144],"oriented":[124],"perpendicular":[125],"substrate.":[128],"The":[129],"infrared":[130,155],"show":[136],"Si\u2212H":[137],"Si\u2212O":[139],"bonds":[140],"formation;":[141],"i.e.,":[142],"degraded":[146],"during":[147],"deposition":[149],"process.":[150],"clear":[152],"contrast,":[153],"no":[164],"degradation.":[166]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2020,"cited_by_count":2},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":3},{"year":2012,"cited_by_count":1}],"updated_date":"2026-10-01T08:54:57.152042","created_date":"2016-06-24T00:00:00"}